82_FR_1669 82 FR 1665 - Endangered and Threatened Wildlife and Plants; Removal of the Lesser Long-Nosed Bat From the Federal List of Endangered and Threatened Wildlife

82 FR 1665 - Endangered and Threatened Wildlife and Plants; Removal of the Lesser Long-Nosed Bat From the Federal List of Endangered and Threatened Wildlife

DEPARTMENT OF THE INTERIOR
Fish and Wildlife Service

Federal Register Volume 82, Issue 4 (January 6, 2017)

Page Range1665-1676
FR Document2016-31408

Under the authority of the Endangered Species Act of 1973, as amended (Act), we, the U.S. Fish and Wildlife Service (Service), propose to remove the lesser long-nosed bat (Leptonycteris curasoae yerbabuenae) from the Federal List of Endangered and Threatened Wildlife (List) due to recovery. This determination is based on a thorough review of the best available scientific and commercial information, which indicates that the threats to this subspecies have been eliminated or reduced to the point that the subspecies has recovered and no longer meets the definition of endangered or threatened under the Act. This document also serves as the 12-month finding on a petition to reclassify this subspecies from endangered to threatened on the List. We are seeking information, data, and comments from the public on the proposed rule to remove the lesser long-nosed bat from the List.

Federal Register, Volume 82 Issue 4 (Friday, January 6, 2017)
[Federal Register Volume 82, Number 4 (Friday, January 6, 2017)]
[Proposed Rules]
[Pages 1665-1676]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2016-31408]


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DEPARTMENT OF THE INTERIOR

Fish and Wildlife Service

50 CFR Part 17

[Docket No. FWS-R2-ES-2016-0138; FXES11130900000 178 FF09E42000]
RIN 1018-BB91


Endangered and Threatened Wildlife and Plants; Removal of the 
Lesser Long-Nosed Bat From the Federal List of Endangered and 
Threatened Wildlife

AGENCY: Fish and Wildlife Service, Interior.

ACTION: Proposed rule and 12-month petition finding; request for 
comments.

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SUMMARY: Under the authority of the Endangered Species Act of 1973, as 
amended (Act), we, the U.S. Fish and Wildlife Service (Service), 
propose to remove the lesser long-nosed bat (Leptonycteris curasoae 
yerbabuenae) from the Federal List of Endangered and Threatened 
Wildlife (List) due to recovery. This determination is based on a 
thorough review of the best available scientific and commercial 
information, which indicates that the threats to this subspecies have 
been eliminated or reduced to the point that the subspecies has 
recovered and no longer meets the definition of endangered or 
threatened under the Act. This document also serves as the 12-month 
finding on a petition to reclassify this subspecies from endangered to 
threatened on the List. We are seeking information, data, and comments 
from the public on the proposed rule to remove the lesser long-nosed 
bat from the List.

DATES: We will accept comments received or postmarked on or before 
March 7, 2017. Please note that if you are using the Federal 
eRulemaking Portal (see ADDRESSES), the deadline for submitting an 
electronic comment is 11:59 p.m. Eastern Time on this date. We must 
receive requests for public hearings, in writing, at the address shown 
in the FOR FURTHER INFORMATION CONTACT section below by February 21, 
2017.

ADDRESSES: Written comments: You may submit comments by one of the 
following methods:
    (1) Electronically: Go to the Federal eRulemaking Portal: http://www.regulations.gov. In the Search box, enter FWS-R2-ES-2016-0138, 
which is the docket number for this rulemaking. Then, click on the 
Search button. On the resulting page, in the Search panel on the left 
side of the screen, under the Document Type heading, click on the 
Proposed Rules link to locate this document. You may submit a comment 
by clicking on ``Comment Now!''
    (2) By hard copy: Submit by U.S. mail or hand-delivery to: Public 
Comments Processing, Attn: FWS-R2-ES-2016-0138, U.S. Fish and Wildlife 
Service, MS: BPHC, 5275 Leesburg Pike, Falls Church, VA 22041-3803.
    We request that you send comments only by the methods described 
above. We will post all comments on http://www.regulations.gov. This 
generally means that we will post any personal information you provide 
us (see Public Comments, below, for more information).
    Copies of documents: This proposed rule and supporting documents, 
including the Species Status Assessment, are available on http://www.regulations.gov. In addition, the supporting file for this proposed 
rule will be available for public inspection, by appointment, during 
normal business hours, at the Arizona Ecological Services Field Office, 
2321 W. Royal Palm Road, Suite 103, Phoenix, AZ 85021.

FOR FURTHER INFORMATION CONTACT: Steve Spangle, Field Supervisor, U.S. 
Fish and Wildlife Service, Arizona Ecological Services Field Office, 
2321 W. Royal Palm Road, Suite 103, Phoenix, AZ 85021; by telephone 
(602-242-0210); or by facsimile (602-242-2513). If you use a 
telecommunications device for the deaf (TDD), call the Federal Relay 
Service at 800-877-8339.

SUPPLEMENTARY INFORMATION:

Information Requested

Public Comments

    Any final action resulting from this proposed rule will be based on 
the best

[[Page 1666]]

scientific and commercial data available and be as accurate and as 
effective as possible. Therefore, we request comments or information 
from other concerned governmental agencies, Native American Tribes, the 
scientific community, industry, or other interested parties concerning 
this proposed rule. The comments that will be most useful and likely to 
influence our decisions are those supported by data or peer-reviewed 
studies and those that include citations to, and analyses of, 
applicable laws and regulations. Please make your comments as specific 
as possible and explain the basis for them. In addition, please include 
sufficient information with your comments to allow us to authenticate 
any scientific or commercial data you reference or provide. In 
particular, we seek comments concerning the following:
    (1) New information on the historical and current status, range, 
distribution, and population size of lesser long-nosed bats, including 
the locations of any additional populations;
    (2) New information regarding the life history, ecology, and 
habitat use of the lesser long-nosed bat;
    (3) New information concerning the taxonomic classification and 
conservation status of the lesser long-nosed bat in general; and
    (4) New information related to any of the risk factors or threats 
to the lesser long-nosed bat identified in the Species Status 
Assessment or the proposed action.
    Please note that submissions merely stating support for or 
opposition to the action under consideration without providing 
supporting information, although noted, will not be considered in 
making a determination, as section 4(b)(1)(A) of the Act (16 U.S.C. 
1531 et seq.) directs that determinations as to whether any species is 
an endangered or threatened species must be made ``solely on the basis 
of the best scientific and commercial data available.''
    Prior to issuing a final rule on this proposed action, we will take 
into consideration all comments and any additional information we 
receive. Such information may lead to a final rule that differs from 
this proposal. All comments and recommendations, including names and 
addresses, will become part of the administrative record.
    You may submit your comments and materials concerning this proposed 
rule by one of the methods listed in ADDRESSES. We will not consider 
comments sent by email, fax, or to an address not listed in ADDRESSES. 
We will not consider hand-delivered comments that we do not receive, or 
mailed comments that are not postmarked by the date specified in DATES. 
If you submit information via http://www.regulations.gov, your entire 
submission--including any personal identifying information--will be 
posted on the Web site. Please note that comments posted to this Web 
site are not immediately viewable. When you submit a comment, the 
system receives it immediately. However, the comment will not be 
publicly viewable until we post it, which might not occur until several 
days after submission.
    If you mail or hand-deliver hardcopy comments that includes 
personal identifying information, you may request at the top of your 
document that we withhold this information from public review. However, 
we cannot guarantee that we will be able to do so. To ensure that the 
electronic docket for this rulemaking is complete and all comments we 
receive are publicly available, we will post all hardcopy submissions 
on http://www.regulations.gov.
    In addition, comments and materials we receive, as well as 
supporting documentation we used in preparing this proposed rule, will 
be available for public inspection in two ways:
    (1) You can view them on http://www.regulations.gov. In the Search 
box, enter FWS-R2-ES-2016-0138, which is the docket number for this 
rulemaking.
    (2) You can make an appointment, during normal business hours, to 
view the comments and materials in person at the U.S. Fish and Wildlife 
Service's Arizona Ecological Services Field Office (see FOR FURTHER 
INFORMATION CONTACT).

Public Hearing

    Section 4(b)(5)(E) of the Act provides for one or more public 
hearings on this proposed rule, if requested. We must receive requests 
for public hearings, in writing, at the address shown in FOR FURTHER 
INFORMATION CONTACT by the date shown in DATES, above. We will schedule 
at least one public hearing on this proposal, if any are requested, and 
announce the location(s) of any of hearings, as well as how to obtain 
reasonable accommodations, in the Federal Register at least 15 days 
before any hearing.

Background

Previous Federal Actions

    On September 30, 1988, we published a final rule in the Federal 
Register (53 FR 38456) to list the Mexican long-nosed bat 
(Leptonycteris nivalis) and Sanborn's long-nosed bat (Leptonycteris 
sanborni (=L. yerbabuenae)) as endangered species. That rule became 
effective on October 31, 1988, and did not include a critical habitat 
designation for either bat. In 1993, we amended the List by revising 
the entry for the Sanborn's long-nosed bat to ``Bat, lesser 
(=Sanborn's) long-nosed'' with the scientific name ``Leptonycteris 
curasoae yerbabuenae.'' We issued a recovery plan for the lesser long-
nosed bat on March 4, 1997. The recovery plan has not been revised. In 
2001, we again amended the List by revising the entry for the lesser 
long-nosed bat to remove the synonym of ``Sanborn's''; the listing 
reads, ``Bat, lesser long-nosed'' and retains the scientific name 
``Leptonycteris curasoae yerbabuenae.'' Cole and Wilson (2006) 
recommended that L. c. yerbabuenae be recognized as Leptonycteris 
yerbabuenae. Additionally, Wilson and Reeder's (2005) ``Mammal Species 
of the World (Third Edition), an accepted standard for mammalian 
taxonomy, also indicates that L. yerbabuenae is a species distinct from 
L. curasoae. Currently, the most accepted and currently used 
classification for the lesser long-nosed bat is L. yerbabuenae, 
however, the Service continues to classify the listed entity as 
Leptonycteris curasoae yerbabuenae. We recommended, as part of the 
status review, that the Service recognize and change the taxonomic 
nomenclature for the lesser long-nosed bat to be consistent with the 
most recent classification of this species, L. yerbabuenae. However, 
throughout this proposed rule, we will refer to the lesser long-nosed 
bat as a subspecies. On August 30, 2007, we completed a 5-year review, 
in which the Service recommended reclassifying the species from 
endangered to threatened status (i.e., ``downlisting'') under the Act 
(USFWS 2007; available online at http://www.regulations.gov or https://www.fws.gov/southwest/es/arizona/Lesser.htm). The reclassification 
recommendation was made because information generated since the listing 
of the lesser long-nosed bat indicated that the subspecies is not in 
imminent danger of extinction throughout all or a significant portion 
of its range (higher population numbers, increased number of known 
roosts, reduced impacts from known threats, and improved protection 
status) and thus, does not meet the definition of endangered. On July 
16, 2012, the Service received a petition from The Pacific Legal 
Foundation and others requesting that the Service downlist the lesser 
long-nosed bat as recommended in the 5-year review (as well as delist 
one species and downlist three other listed species). On September 9, 
2013, the Service

[[Page 1667]]

published a 90-day petition finding stating that the petition contained 
substantial scientific or commercial information indicating the 
petitioned action for the lesser long-nosed bat may be warranted (78 FR 
55046). On November 28, 2014, the Service received a ``60-day Notice of 
Intent to Bring Citizen Suit,'' and on November 20, 2015, the New 
Mexico Cattle Growers Association and others filed a complaint 
challenging the Service's failure to complete in a timely manner the 
12-month findings on five species, including the lesser long-nosed bat 
(New Mexico Cattle Growers Association, et al. v. United States 
Department of the Interior, et al., No. 1:15-cv-01065-PJK-LF (D.N.M)), 
asking the Court to compel the Service to make 12-month findings on the 
five species. On September 29, 2016, the parties settled the lawsuit 
with the requirement that the Service submit a 12-month finding for the 
lesser long-nosed bat to the Federal Register for publication on or 
before December 30, 2016, among other obligations. This document 
fulfills the portion of the settlement agreement that concerns the 
lesser long-nosed bat.

Species Information

    A thorough review of the taxonomy, life history, ecology, and 
overall viability of the lesser long-nosed bat is presented in the 
Species Status Assessment (SSA) report for the lesser long-nosed bat 
(USFWS 2016), which is available online at http://www.regulations.gov 
or https://www.fws.gov/southwest/es/arizona/Lesser.htm, or in person at 
the Arizona Ecological Services Field Office (see ADDRESSES, above). 
The SSA report documents the results of the biological status review 
for the lesser long-nosed bat and provides an account of the 
subspecies' overall viability through forecasting of the subspecies' 
condition in the future (USFWS 2016; entire). In the SSA report, we 
summarize the relevant biological data and a description of past, 
present, and likely future stressors to the subspecies, and conduct an 
analysis of the viability of the subspecies. The SSA report provides 
the scientific basis that informs our regulatory determination 
regarding whether this subspecies should be listed as an endangered or 
a threatened species under the Act. This determination involves the 
application of standards within the Act, its implementing regulations, 
and Service policies (see Delisting Proposal, below) to the scientific 
information and analysis in the SSA. The following discussion is a 
summary of the results and conclusions from the SSA report. We 
solicited expert review of the draft SSA report from lesser long-nosed 
bat experts, as well as experts in climate change modeling and plant 
phenology (the scientific study of periodic biological phenomena, such 
as flowering, in relation to climatic conditions). Additionally, and in 
compliance with our policy, ``Notice of Interagency Cooperative Policy 
for Peer Review of Endangered Species Act Activities,'' which was 
published on July 1, 1994 (59 FR 34270), we solicited peer reviews on 
the draft SSA report from four objective and independent scientific 
experts in November 2016.
    The lesser long-nosed bat (Leptonycteris curasoae yerbabuenae) is 
one of three nectar-feeding bats in the United States; the others are 
the Mexican long-nosed bat (L. nivalis) and the Mexican long-tongued 
bat (Choeronycteris mexicana). The lesser long-nosed bat is a migratory 
pollinator and seed disperser that provides important ecosystem 
services in arid forest, desert, and grassland systems throughout its 
range in the United States and Mexico, contributing to healthy soils, 
diverse vegetation communities, and sustainable economic benefits for 
communities. The range of the lesser long-nosed bat extends from the 
southwestern United States southward through Mexico.
    The Service has assigned a recovery priority number of 8 to the 
lesser long-nosed bat. This recovery priority number means that the 
lesser long-nosed bat was considered to have a moderate degree of 
threat and a high recovery potential. Because the lesser long-nosed bat 
is a colonial roosting species known to occur at a limited number of 
roosts across its range in Mexico and the United States (Arizona and 
New Mexico), impacts at roost locations could have a significant impact 
on the population, particularly if the impacts occur at maternity 
roosts. However, because approximately 60 percent (eight out of 
fourteen) of the roost locations known at the time of listing were on 
``protected'' lands in both the United States and Mexico, the degree of 
threat was determined to be moderate. The primary recovery actions 
outlined in the recovery plan were to monitor and protect known roost 
sites and foraging habitats. Because both of these actions could be 
potentially be accomplished through management at all of the known 
roost sites known at that time, the recovery potential for the lesser 
long-nosed bat was determined to be high. A U.S. recovery plan was 
completed for the lesser long-nosed bat in 1997 (USFWS 1997, entire) 
and the Program for the Conservation of Migratory Bats in Mexico was 
formed in 1994 (Bats 1995, p. 1-6).
    The Service completed a 5-year review of the status of the lesser 
long-nosed bat in 2007. This review recommended downlisting this bat 
from endangered to threatened status under the Act (USFWS 2007; 
available at http://www.regulations.gov or https://www.fws.gov/southwest/es/arizona/Lesser.htm). In Mexico, the lesser long-nosed bat 
was recently removed from that nation's equivalent of the endangered 
species list (SEMARNAT 2010, entire; Medellin and Knoop 2013, entire). 
According to SEMARNAT (2010), over the last twenty years, Mexican 
researchers have carried out a wide range of studies that have 
demonstrated that the lesser long-nosed bat is no longer in the 
critical condition that led it to be listed as in danger of extinction 
in Mexico. Specifically, the evaluation to delist in Mexico showed 1) 
the distribution of lesser long-nosed bats is extensive within Mexico, 
covering more than 40 percent of the country; 2) the extent and 
condition of lesser long-nosed bat habitat is only moderately limiting 
and this species has demonstrated that it is adaptable to varying 
environmental conditions; 3) the species does not exhibit any 
particular characteristics that make it especially vulnerable; and 4) 
the extent of human impacts is average and increased education, 
outreach, and research have reduced the occurrence of human impacts and 
disturbance.

Subspecies Description and Needs

    The lesser long-nosed bat is a migratory bat characterized by a 
resident subpopulation that remains year round in central and southern 
Mexico to mate and give birth, and a migratory subpopulation that 
winters and mates in central and southern Mexico, but that migrates 
north in the spring to give birth in northern Mexico and the 
southwestern United States (Arizona). This migratory subpopulation then 
obtains the necessary resources (in Arizona and New Mexico in the 
United States) to be able to migrate south in the fall back to central 
and southern Mexico. The lesser long-nosed bat is a nectar, pollen, and 
fruit-eating bat that depends on a variety of flowering plants as food 
resources. These plants include columnar cacti, agaves, and a variety 
of flowering deciduous trees. The lesser long-nosed bat is a colonial 
roosting species that roosts in groups ranging from a few hundred to 
over 100,000. Roost sites are primarily caves, mines, and large 
crevices with appropriate temperatures and humidity; reduced access to 
predators; free of the disease-

[[Page 1668]]

causing organisms (fungus that causes white-nose syndrome, etc.); 
limited human disturbance; structural integrity maintained; in a 
diversity of locations to provide for maternity, mating, migration, and 
transition roost sites.
    The primary life-history needs of this subspecies include 
appropriate and adequately distributed roosting sites; adequate forage 
resources for life-history events such as mating and birthing; and 
adequate roosting and forage resources in an appropriate configuration 
(a ``nectar trail'') to complete migration between central and southern 
Mexico and northern Mexico and the United States.
    For more information on this topic, see chapter 2 of the SSA Report 
(USFWS 2016), which is available online at http://www.regulations.gov 
or https://www.fws.gov/southwest/es/arizona/Lesser.htm, or in person at 
the Arizona Ecological Services Field Office (see ADDRESSES, above).

Current Conditions

    For the last 20 years following the completion of the lesser long-
nosed bat recovery plan, there has been a steadily increasing effort 
related to the conservation of this subspecies. Better methods of 
monitoring have been developed, including the use of infrared 
videography and radio telemetry. These monitoring efforts have led to 
an increase in the number of known roosts throughout its range, from 
approximately 14 known at the time of listing to approximately 75 
currently known roost sites, as well as more accurate assessments of 
the numbers of lesser long-nosed bats using these roosts. The 1988 
listing rule emphasized low populations numbers along with an apparent 
declining population trend. At this time, we have documented increased 
lesser long-nosed bat numbers and positive trends (stable or increasing 
numbers of bats documented over the past 20 years) at most roosts. 
There is no question that current population numbers of lesser long-
nosed bats exceed the levels known and recorded at the time of listing 
in 1988. A number of publications have documented numbers of lesser 
long-nosed bats throughout its range that far exceed the numbers used 
in the listing analysis (Fleming et al. 2003; Sidner and Davis 1988). 
For example, although numbers fluctuate from year to year, the numbers 
of lesser long-nosed bats estimated from 2010-2015 in the three known 
maternity roosts in the U.S. were an average of two and a half times 
higher than numbers presented in the Recovery Plan (USFWS 2016; p. 10). 
Furthermore, protection measures have been implemented at over half the 
roosts in both the United States and Mexico (approximately 40 roosts), 
including gating, road closures, fencing, implementation of management 
plans, public education, monitoring, and enforcement of access 
limitations. Generally, roosts on Federal lands benefit from monitoring 
by agency personnel and a law enforcement presence resulting in these 
roosts being exposed to fewer potential impacts than they otherwise 
would be. Efforts to physically protect roosts through the use of gates 
or barriers have been implemented at six roost sites in Arizona. The 
experimental fence at one roost (a mine site) worked initially, but was 
subsequently vandalized resulting in roost abandonment. The fencing was 
repaired and there have been no subsequent breeches and the bats have 
recolonized the site (USFWS 2016; p. 11).
    In addition, since the 1988 listing rule, increased public and 
academic interest, along with additional funding, has resulted in 
additional research leading to a better understanding of the life 
history of the lesser long-nosed bat. At the time of listing, we 
believed livestock grazing and fire were impacting the viability of 
this subspecies. We now know that livestock grazing and fire have less 
of an impact on the viability of this subspecies than previously 
thought. Other threats have been reduced such as reducing the killing 
of non-target bat species during vampire bat control activities in 
Mexico (i.e., poisoning, dynamiting, burning, shooting, anticoagulants, 
roost destruction, etc.) because of outreach and education and reducing 
human disturbance at roosts through the use of fencing, monitoring, and 
the use of gates. However, roost disturbance, particularly in the 
border region between the United States and Mexico; habitat loss due to 
various land uses; and, to an unknown extent, effects due to climate 
change continue to be threats to this subspecies. Nonetheless, these 
threats are being addressed or ongoing research is developing 
management strategies such that we have determined that the effects of 
these threats will not affect the future viability of the lesser long-
nosed bat.
    The lesser long-nosed bat's conservation status in Mexico has been 
determined to be secure enough that Mexico removed the subspecies from 
its endangered species list in 2013 because of the factors described 
above. The species has a greater distribution in Mexico than in the 
United States, but most of the same reasoning for the subspecies' 
removal from Mexico's endangered species list applies to our proposal 
to remove the lesser long-nosed bat from the U.S. List of Endangered 
and Threatened Wildlife. Much of the range of this species in the 
United States is on federally managed lands (>75 percent). Federal 
agencies have guidelines and requirements in place to protect lesser 
long-nosed bats and their habitats, particularly roost sites. As 
described above, roosts on Federal lands benefit from monitoring by 
agency personnel and a law enforcement presence resulting in these 
roosts being exposed to fewer potential impacts than they otherwise 
would be. Gating of roosts on Federal lands is being implemented and 
evaluated. If the lesser long-nosed bat is delisted, protection of 
their roost sites and forage resources will continue on Federal lands. 
Agency land-use plans and general management plans contain objectives 
to protect cave resources and restrict access to abandoned mines, both 
of which can be enforced by law enforcement officers. In addition, 
guidelines in these plans for grazing, recreation, off-road use, fire, 
etc. will continue to prevent or minimize impacts to lesser long-nosed 
bat forage resources. Examples of these agency plans include the Fort 
Huachuca Integrated Natural Resources Management Plan, the Coronado 
National Forest Land Use and Resource Management Plan, and the Safford 
District Resource Management Plan (DOD 2001, entire; USFS 2005, entire; 
BLM 1991, entire). As described above, roosts on Federal lands benefit 
from monitoring by agency personnel and a law enforcement presence 
resulting in these roosts being exposed to fewer potential impacts than 
they otherwise would be. Gating of roosts on Federal lands is being 
implemented and evaluated and, while the best design for such gates is 
still being developed, these gates do provide long-term protection of 
the sites. Further, outreach and education, particularly with regard to 
pollinator conservation, has increased and human attitudes regarding 
bats are more positive now than in the past; and the lesser long-nosed 
bat has demonstrated adaptability to potential adverse environmental 
conditions, such as changes in plant flowering phenology (see 
discussion under Factor E, below).
    Because of the occurrence of both resident and migratory 
subpopulations within the lesser long-nosed bat population, it is 
important for all of the necessary habitat elements to be appropriately 
distributed across the range of this species such that roost sites, 
forage resources, and migration

[[Page 1669]]

pathways are in the appropriate locations during the appropriate 
season. Currently, the distribution of the lesser long-nosed bat 
extends from southern Mexico into the southwestern United States. In 
Mexico, the distribution of the lesser long-nosed bat covers 
approximately 40 percent of the country when considering resident 
areas, migration pathways, and seasonally-occupied roosts within the 
range of this subspecies. Within both the United States and Mexico, the 
current distribution of the lesser long-nosed bat has not decreased or 
changed substantially from that described in the literature. It is 
important to note, however, that, as discussed in the SSA report, any 
given area within the range of the lesser long-nosed bat may be used in 
an ephemeral manner dictated by the availability of resources that can 
change on an annual and seasonal basis. Roost switching occurs in 
response to changing resources and areas that may be used during one 
year or season may not be used in subsequent years until resources are 
again adequate to support occupancy of the area. This affects if and 
how maternity and mating roosts, migration pathways, and transition 
roosts are all used during any given year or season. However, while the 
distribution of the lesser long-nosed bat within its range may be 
fluid, the overall distribution of this species has remained similar 
over time (USFWS 2016, Chapters 1 through 3).
    For more information on this topic, see chapter 5 of the SSA Report 
(USFWS 2016), which is available online at http://www.regulations.gov 
or https://www.fws.gov/southwest/es/arizona/Lesser.htm, or in person at 
the Arizona Ecological Services Field Office (see ADDRESSES, above).

Recovery Planning and Recovery Criteria

    Section 4(f) of the Act directs us to develop and implement 
recovery plans for the conservation and survival of endangered and 
threatened species unless we determine that such a plan will not 
promote the conservation of the species. Recovery plans identify site-
specific management actions that will achieve recovery of the species 
and objective, measurable criteria that set a trigger for review of the 
species' status. Methods for monitoring recovery progress may also be 
included in recovery plans.
    Recovery plans are not regulatory documents; instead they are 
intended to establish goals for long-term conservation of listed 
species and define criteria that are designed to indicate when the 
threats facing a species have been removed or reduced to such an extent 
that the species may no longer need the protections of the Act. They 
also identify suites of actions that are expected to facilitate 
achieving this goal of recovery. While recovery plans are not 
regulatory, they provide guidance regarding what recovery may look like 
and possible paths to achieve it. However, there are many paths to 
accomplishing recovery of a species, and recovery may be achieved 
without all recovery actions being implemented or criteria being fully 
met. Recovery of a species is a dynamic process requiring adaptive 
management that may, or may not, fully follow the guidance provided in 
a recovery plan.
    The 1997 lesser long-nosed bat recovery plan objective is to 
downlist the species to threatened (USFWS 1997, entire). The recovery 
plan does not explain why delisting was not considered as the objective 
for the recovery plan. The existing recovery plan does not explicitly 
tie the recovery criteria to the five listing factors at section 
4(a)(1) of the Act or contain explicit discussion of those five listing 
factors. In addition, the reasons for listing discussed in the recovery 
plan do not actually correspond with the five listing factors set forth 
in section 4(a)(1) of the Act. The recovery plan lists four criteria 
that should be considered for downlisting the subspecies, which are 
summarized below. A detailed review of the recovery criteria for the 
lesser long-nosed bat is presented in the 5-year Review for the Lesser 
Long-Nosed Bat (USFWS 2007; available online at http://www.regulations.gov or https://www.fws.gov/southwest/es/arizona/Lesser.htm).

Recovery Criterion 1 (Monitor Major Roosts for 5 Years)

    Significant efforts have been made to implement a regular schedule 
of monitoring at the known roost sites in Arizona. All thirteen of the 
roost sites identified in the recovery plan have had some degree of 
monitoring over the past 20 years. In the United States, all of the six 
roosts identified in the recovery plan for monitoring (Copper Mountain, 
Bluebird, Old Mammon, Patagonia Bat Cave, State of Texas, and Hilltop) 
have been monitored since 2001. This recovery criterion has been 
satisfied for roosts in Arizona. None of the New Mexico roosts were 
identified for monitoring in the recovery plan, but these roosts have 
been monitored sporadically since the completion of the recovery plan 
(USFWS 2007; p. 6-9). The seven roost sites in Mexico have been 
regularly monitored since the development of the recovery plan 
(Medell[iacute]n and Torres 2013, p. 11-13). For more information, see 
chapter 2 of the SSA Report (USFWS 2016).

Recovery Criterion 2 (Roost Numbers Stable or Increasing)

    Nearly all of the lesser long-nosed bat experts and researchers who 
provided input to the 5-year review indicated that they observed that 
the number of lesser long-nosed bats at most of the roost sites in both 
the United States and Mexico is stable or increasing. As discussed in 
the SSA report, current expert opinion supports this same conclusion 
(see chapter 2 of the SSA Report (USFWS 2016). The lesser long-nosed 
bat's conservation status in Mexico has been determined to be secure 
enough that Mexico removed the subspecies from its endangered species 
list in 2013 based on the factors discussed above.

Recovery Criterion 3 (Protect Roost and Forage Plant Habitats)

    More lesser long-nosed bat roost locations are currently known, and 
are being more consistently monitored, than at the time of listing in 
1988 (an increase from approximately 14 to approximately 75 currently 
known roosts). In related efforts, a number of studies have been 
completed that provide us with better information related to the forage 
requirements of the lesser long-nosed bat when compared to the time of 
listing and recovery plan completion. Because of improved information, 
land management agencies are doing a better job of protecting lesser 
long-nosed bat roost sites and foraging areas. For more information, 
see chapter 2 of the SSA Report (USFWS 2016).

Recovery Criterion 4 (Status of New and Known Threats)

    Our current state of knowledge with regard to threats to this 
subspecies has changed since the development of the recovery plan. 
Threats to the lesser long-nosed bat from grazing on food plants, the 
tequila industry, and prescribed fire, identified in the recovery plan, 
are likely not as severe as once thought. Effects from illegal border 
activity and the associated enforcement activities are a new and 
continuing threat to roost sites in the border region. Potential 
effects to forage species and their phenology as a result of climate 
change have been identified, but are characterized by uncertainty and 
lack of data specifically addressing those issues. Nonetheless, lesser 
long-nosed bats have shown the ability to adapt to adverse forage 
conditions and we find that the lesser long-nosed bat is characterized 
by flexible and adaptive behaviors that will allow it to remain

[[Page 1670]]

viable under changing climatic conditions. Some progress has been made 
toward protecting known lesser long-nosed bat roost sites; while the 
ultimate level of effectiveness of gates as a protection measure is 
still being evaluated and improved, they do provide long-term 
protection of roost sites. Gates are being currently being tested at a 
few additional lesser long-nosed bat roost sites. For more information, 
see chapter 4 of the SSA Report (USFWS 2016).
    As discussed in the SSA report and 5-year review, data relied upon 
to develop the 1988 listing rule and the recovery plan were incomplete. 
Subsequent to the completion of the listing rule and recovery plan, 
considerable additional data regarding the life history and status of 
the lesser long-nosed bat have been gathered and, as discussed above, 
have documented an increase in the number of known roost sites and the 
number of lesser long-nosed bats occupying those roosts. During the 
2007 5-year review of the status of this subspecies, it was determined 
that the 1997 recovery plan was outdated and did not reflect the best 
available information on the biology of this subspecies and its needs 
(USFWS 2007; p. 30; available online at http://www.regulations.gov or 
https://www.fws.gov/southwest/es/arizona/Lesser.htm). Therefore, rather 
than use the existing outdated recovery criteria, the Service assessed 
the species' viability, as summarized in the SSA report (USFWS 2016), 
in making the determination of whether or not the lesser long-nosed bat 
has recovered as defined by the Act.

Summary of Factors Affecting the Species

    Section 4 of the Act and its implementing regulations (50 CFR part 
424) set forth the procedures for listing species, reclassifying 
species, or removing species from listed status. A species may be 
determined to be an endangered or threatened species due to one or more 
of the five factors described in section 4(a)(1) of the Act: (A) The 
present or threatened destruction, modification, or curtailment of its 
habitat or range; (B) overutilization for commercial, recreational, 
scientific, or educational purposes; (C) disease or predation; (D) the 
inadequacy of existing regulatory mechanisms; or (E) other natural or 
manmade factors affecting its continued existence. A species may be 
reclassified or delisted on the same basis. Consideration of these 
factors was included in the SSA report in the discussion on ``threats'' 
or ``risk factors,'' and threats were projected into the future using 
scenarios to evaluate the current and future viability of the lesser 
long-nosed bat. The effects of conservation measures currently in place 
were also assessed in the SSA report as part of the current condition 
of the subspecies, and those effects were projected in future 
scenarios. The evaluation of the five factors as described in the SSA 
report is summarized below.

Factor A. The Present or Threatened Destruction, Modification, or 
Curtailment of Its Habitat or Range

    The primary threat to this subspecies continues to be roost site 
disturbance or loss. The colonial roosting behavior of this subspecies, 
where high percentages of the population can congregate at a limited 
number of roost sites, increases the likelihood of significant declines 
or extinction due to impacts at roost sites. However, as discussed 
above, increased lesser long-nosed bat numbers and positive trends at 
most roosts have reduced concerns expressed in the 1988 listing rule 
with regard to low population numbers and an apparent declining 
population trend. Known roosts have had protective measures 
implemented, previously unknown roosts have been identified and 
agencies and conservation partners are implementing protective 
measures, and outreach and education has been effective in increasing 
the understanding of the general public, as well as conservation 
partners, with regard to the need to prevent disturbance at lesser 
long-nosed bat roosts while the bats are present (USFWS 2016, p. 45-
48). As discussed in the SSA report, we have determined that the 
current lesser long-nosed bat population is currently viable and is 
likely to remain so into the future based on the documentation of 
higher numbers of lesser long-nosed bats, increased numbers of known 
and protected roost sites, improved outreach and education, and a 
decrease in the effects of known threats and plans to assess and 
address known threats in the future (USFWS 2016, entire). We have 
determined that roost sites have and will be protected to the extent 
that roost disturbance is no longer a sufficient threat to warrant 
listing under the Act.
    In general, while actual numbers of bats observed at roost sites 
may not support a statistically valid population trend, the overall 
numbers of bats observed at roost sites can be used as an index of 
population status. Although most data related to lesser long-nosed bat 
roost counts and monitoring have not been collected in a way that is 
statistically rigorous enough to draw statistically-valid conclusions 
about the trend of the population, in the professional judgment of 
biologists and others involved in these efforts, the total numbers of 
bats observed at roost sites across the range of the lesser long-nosed 
bat are considered stable or increasing at nearly all roost sites being 
monitored. With a documented increase from an estimated 500 lesser 
long-nosed bats in the U.S. at the time of listing to over 100,000 
currently documented, the total number of bats currently being 
documented is many times greater than those numbers upon which the 
listing of this species relied, and while this may, in large part, 
reflect a better approach to survey and monitoring in subsequent years, 
it gives us better information upon which to evaluate the status of the 
lesser long-nosed bat population.
    Significant information regarding the relationship of lesser long-
nosed bats to their forage resources has been gathered over the past 
decade. Because lesser long-nosed bats are highly specialized nectar-, 
pollen-, and fruit-eaters, they have potential to be extremely 
vulnerable to loss of or impacts to forage species. However, lesser 
long-nosed bats are also highly effective at locating food resources, 
and their nomadic nature allows them to adapt to local conditions. For 
example, the resiliency of lesser long-nosed bats became evident in 
2004, when a widespread failure of saguaro and organ pipe bloom 
occurred. The failure was first noted in Organ Pipe Cactus National 
Monument, and such a failure had not been noted in the recorded history 
of the Monument (Billings 2005). The failure extended from Cabeza 
Prieta NWR on the west to Tucson on the east, and south into central 
Sonora, Mexico. The large-scale loss of this lesser long-nosed bat food 
resource was somewhat offset by the fact that small numbers of both 
saguaro and organ pipe flowers continued to bloom into August and 
September. Such a failure would have been expected to result in fewer 
lesser long-nosed bats using roosts in this area or reduced 
productivity at these roosts. However, this was not the case. Maternity 
roost numbers remained as high as or higher than previous years, with 
some 25,000 adult females counted during 2004 monitoring (Billings 
2005). Ultimately, it appears lesser long-nosed bats were able to 
subsist and raise young in southwestern Arizona in this atypical year. 
Other observations over the past 20 years, including some years of 
significantly reduced agave availability, have indicated that the 
lesser long-nosed bat is more adaptable than previously believed to 
changing forage resource availability. This adaptability

[[Page 1671]]

leads us to a determination that forage availability will not 
significantly affect the viability of the lesser long-nosed bat 
population.
    Additionally, the effects of livestock grazing and prescribed fire 
on long-nosed bat food sources are also not as significant as 
originally thought. For example, Widmer (2002) found that livestock 
were not responsible for all of the utilization of agave flower stalks 
their study area. Wildlife such as javelina, white-tailed deer, and 
small mammals also utilized agave flower stalks as a food resource. The 
extent of livestock use of agave flower stalks appears to be related to 
standing biomass and distance from water. Further, Bowers and 
McLaughlin (2000) found that the proportion of agave flower stalks 
broken by cattle did not differ significantly between grazed and 
ungrazed areas. All of which indicate that livestock do not have a 
significant effect on lesser long-nosed bat food sources, over and 
above native grazers. Thomas and Goodson (1992) and Johnson (2001, p. 
37) reported 14% and 19% mortality of agaves following burns. Some 
agency monitoring has occurred post-fire for both wildfires and 
prescribed burns. This monitoring indicates that agave mortality in 
burned areas is generally less than 10% (USFS 2015, p. 82-83; USFS 
2013, p. 10-11). Contributing to this relatively low mortality rate is 
the fact that most fires burn in a mosaic, where portions of the area 
do not burn. Impacts of fire on agave as a food source for lesser long-
nosed bats may not be a significant concern for the following reasons: 
Fire-caused mortality of agaves appears to be low; alternative foraging 
areas typically occur within the foraging distance from lesser long-
nosed bat roosts; and most agave concentrations occur on steep, rocky 
slopes with low fuel loads (Warren 1996). In addition, Johnson (2001, 
p. 35-36) reported that recruitment of new agaves occurred at higher 
rates in burned plots than in unburned plots, indicating that there may 
be an increased availability over time of agaves in areas that have 
burned, if the return rate of fire is greater than seven years. The 
effects of agave harvesting are limited to bootleggers, which is likely 
occurring at the same levels as when the species was listed in 1988, 
however, this is not considered significant. In addition, increased 
outreach and education are being provided to tequila producers in an 
effort to reduce the effects of agave harvesting on lesser long-nosed 
bats.
    While not currently a threat affecting the viability of the lesser 
long-nosed bat population, the potential for migration corridors to be 
truncated or interrupted is a concern. Significant gaps in the presence 
of important roosts and forage species along migration routes would 
affect the population dynamics of this subspecies. While the lesser 
long-nosed bat continues to be faced with loss and modification of its 
habitat throughout its range, the habitats used by this subspecies 
occur over an extensive range that covers a wide diversity of 
vegetation and ecological communities. These are habitat 
characteristics that would not make this subspecies intrinsically 
vulnerable with regard to habitat limitations. That is to say, the wide 
variety of ecosystems that this subspecies uses, over a relatively 
expansive range, results in available areas characterized by the 
asynchronous flowering of forage resources making up the diet of the 
lesser long-nosed bat and buffers this subspecies from potential loss 
or reduction of habitats as a result of stochastic events, including 
the effects of climate change, among others.
    There is no question that current population numbers of lesser 
long-nosed bats exceed the levels known and recorded at the time of 
listing in 1988. A number of publications have documented numbers of 
lesser long-nosed bats throughout its range that far exceed the numbers 
used in the listing analysis with an estimated increase from fewer than 
1,000 bats to approximately 200,000 bats (Fleming et al. 2003, pp. 64-
65; Sidner and Davis 1988, p. 494). Also, in general, the trend in 
overall numbers of lesser long-nosed bats estimated at roost sites has 
been stable or increasing in both the United States and Mexico 
(Medell[iacute]n and Knoop 2013, p. 13; USFWS 2016). Increased roost 
occupancy and the positive trend in numbers of lesser long-nosed bats 
occupying these roosts appear to be supported by adequate forage 
resources. The adaptability of the lesser long-nosed bat to changing 
forage conditions seems to allow the lesser long-nosed bat to sustain a 
positive population status under current environmental conditions.
    While some threats are ongoing with regard to lesser long-nosed bat 
habitat, in general, we find that threats to this species' habitat have 
been reduced or are being addressed in such a way that lesser long-
nosed bat habitat is being enhanced and protected at a level that has 
increased since the 1988 listing of this species. In particular, areas 
that were vulnerable to threats have been protected or are now managed 
such that those threats have been reduced. Outreach and education have 
increased the understanding of what needs to be done to protect lesser 
long-nosed bat habitat. Therefore, based on the analysis completed in 
the SSA report (USFWS 2016; p. 54-61), we have determined that threats 
to the habitat of this species are currently reduced and will continue 
to be addressed in the foreseeable future, or are not as significant as 
previously thought. We find that threats to the habitat of this species 
have been eliminated, reduced, or mitigated to the extent that the 
subspecies no longer is an endangered or threatened species under the 
Act. Lesser long-nosed bat habitat conditions are currently, and are 
predicted to remain at levels that have and will improve the viability 
of the lesser long-nosed bat to the point that the species is no longer 
endangered.

Factor B. Overutilization for Commercial, Recreational, Scientific, or 
Educational Purposes

    Lesser long-nosed bats are not known to be taken for commercial 
purposes, and scientific collecting is not thought to be a problem 
(USFWS 1988, p. 38459). Caves and mines continue to attract 
recreational users interested in exploring these features but this 
threat has probably not increased since the listing. For example, Pima 
County, in southeastern Arizona, is implementing mine closures on lands 
that they have acquired for conservation purposes. Other land 
management agencies also carry out abandoned mine closures for public 
recreational safety purposes. A positive aspect of these mine closure 
processes is that most agencies and landowners now understand the value 
of these features to bats and other wildlife and are implementing 
measures to maintain those values while still addressing public health 
and safety concerns. The 1988 listing rule stated that bats were often 
killed by vandals (USFWS 1988, p. 38459). However, significant changes 
in the public perception of bats are occurring. Educational efforts are 
beginning to make a difference.
    In both the U.S. and Mexico, public education, in the form of radio 
and television spots, and educational materials have been implemented. 
Agencies now receive calls for assistance in nonlethal solutions to bat 
issues. Often, the general public does take the time to understand or 
differentiate when it comes to emotional issues such as rabies or 
vampire bats, but outreach and education are improving the 
understanding and knowledge of facts when it comes to the reality of 
the extent of these issues. There has been a focused effort in Mexico 
to reduce the mortality of non-target species in relation to vampire 
bat

[[Page 1672]]

control (see chapter 4 of the SSA Report (USFWS 2016).
    In summary, we determine that the viability of the lesser long-
nosed bat is not being significantly affected by threats from 
scientific research or public recreational activities.

Factor C. Disease or Predation

    Disease does not currently appear to be a significant risk factor 
for the lesser long-nosed bat. Emerging disease issues, such as those 
associated with white-nose syndrome, may become more significant, 
however our current scientific assessment indicates that white-nose 
syndrome will not affect this non-hibernating species. Therefore, 
because lesser long-nosed bats do not hibernate, we do not anticipate 
that white-nose syndrome will be a significant risk factor for lesser 
long-nosed bats (see chapter 4 of the SSA Report (USFWS 2016).
    Predation does contribute to the mortality of lesser long-nosed 
bats at roost sites. Likely predators include snakes, raccoons, skunks, 
ringtails, bobcats, coyotes, barn owls, great-horned owls, and screech 
owls. Specifically, barn owls have been observed preying on lesser 
long-nosed bats at the maternity roost at Organ Pipe Cactus National 
Monument for many years and snakes have been observed preying on lesser 
long-nosed bats in Baja California Sur, Mexico. However, at large 
aggregations, such as bat roosts, predation is an insignificant impact 
on the population. Therefore, we find that neither disease nor 
predation are currently or is likely in the future to affect the 
viability of the lesser long-nosed bat.

Factor D. The Inadequacy of Existing Regulatory Mechanisms

    The current listing of the lesser long-nosed bat in the United 
States and the former listing of the bat in Mexico as an endangered 
species have provided this species with some level of protection. 
Outside of this, there are no laws or regulations protecting this 
species in Mexico. In fact, the lack of regulation related to control 
of vampire bats in Mexico is continuing to result in the mortality of 
the lesser long-nosed bat due to the lack of requirements to properly 
identify the target species. However, increased education and outreach 
is improving this situation in Mexico. In the United States, State laws 
and regulations provide some additional level of protection. For 
example, Arizona State Law in ARS Title 17 prohibits the taking of bats 
outside of a prescribed hunting season and, per Commission Order 14, 
there is no open hunting season on bats, meaning it is always illegal 
to take them. Provisions for special licenses to take bats and other 
restricted live wildlife are found in Arizona Game and Fish Commission 
Rule 12, Article 4 and are administered by the Arizona Game and Fish 
Department. However, this protection is for individual animals only, 
and does not apply to the loss or destruction of habitat. As discussed 
in the SSA report (USFWS 2016; p. 14), there is one Federal Act and one 
State Statute in the United States that provide some measure of 
protection at cave roosts. The Federal Cave Protection Act of 1988 
prohibits persons from activities that ``destroy, disturb, deface, mar, 
alter, remove, or harm any significant cave or alters free movement of 
any animal or plant life into or out of any significant cave located on 
Federal lands, or enters a significant cave with the intent of 
committing any act described . . .'' Arizona Revised Statute 13-3702 
makes it a class 2 misdemeanor to ``deface or damage petroglyphs, 
pictographs, caves, or caverns.'' Activities covered under ARS 13-3702 
include ``kill, harm, or disturb plant or animal life found in any cave 
or cavern, except for safety reasons.''
    The above laws and regulations will continue to protect lesser 
long-nosed bats and their habitats after delisting. We have determined 
that these existing regulations address the most important threats to 
the lesser long-nosed bat as discussed in the SSA report (USFWS 2016; 
p. 54-61).

Factor E. Other Natural or Manmade Factors Affecting Its Continued 
Existence

    Ecosystems within the southwestern United States are thought to be 
particularly susceptible to the effects of climate change and 
variability (Strittholt et al. 2012, p. 104-152; Munson et al. 2012, p. 
1-2; Archer and Predick 2008). Documented trends and model projections 
most often show changes in two variables: Temperature and 
precipitation. Recent warming in the southwest is among the most rapid 
in the nation, significantly more than the global average in some areas 
(Garfin et al. 2014, p. 463; Strittholt et al. 2012, p. 104-152; Munson 
et al. 2012, p. 1-2; Guido et al. 2009). Precipitation predictions have 
a larger degree of uncertainty than predictions for temperature, 
especially in the Southwest (Sheppard et al. 2002), but indicate 
reduced winter precipitation with more intense precipitation events 
(Global Climate Change 2009, p. 129-134; Archer and Predick 2008, p. 
24). Further, some models predict dramatic changes in Southwestern 
vegetation communities as a result of the effects of climate change 
(Garfin et al. 2014, p. 468; Munson et al. 2012, p. 9-12; Archer and 
Predick 2008, p. 24). In the most recent assessment of climate change 
impacts by the Intergovernmental Panel on Climate Change (IPCC), the 
IPCC indicated that there would be a decrease in the number of cold 
days and nights and an increase in the number of warm days and warm 
nights which would favor frost-intolerant lesser long-nosed bat forage 
species like saguaro and organ pipe cacti, but may also affect the 
blooming phenology of those same species (IPCC 2014, p. 53). They also 
indicted that precipitation events would likely become more intense and 
that we are more likely to see climate-related extremes such as heat 
waves, droughts, floods, wildfires, etc. (IPCC 2014, p. 53).
    The U.S. Geological Survey produced a mapping tool that allows 
climate change projections to be downscaled to local areas including 
states, counties, and watershed units. We used this National Climate 
Change Viewer (U.S. Geological Survey 2016) to compare past and 
projected future climate conditions for Pima, Santa Cruz, and Cochise 
counties, Arizona. The baseline for comparison was the observed mean 
values from 1950 through 2005, and 30 climate models were used to 
project future conditions for 2050 through 2074. We selected the 
climate parameters of April maximum temperature and August and December 
mean precipitation to evaluate potential effects on lesser long-nosed 
bat forage resources. These particular parameters were selected from 
those available because they represented those most likely to impact 
the survival and flowering phenology of individual forage species.
    Similar to the more general climate change effects discussed above, 
the downscaled analysis also showed warming spring temperatures which 
could result in an early blooming period for lesser long-nosed bat 
forage species (USGS 2016). Precipitation changes were evaluated for 
changes to monsoon and winter precipitation. In line with the general 
climate projections, changes during the evaluated time periods were 
greater for winter precipitation than for monsoon precipitation. 
Changes projected for monsoon precipitation were minimal, but projected 
to be reduced by approximately one inch per 100 days for winter 
precipitation (USGS 2016).
    The best available information indicates that ongoing climate 
change will probably have some effect on lesser long-nosed bat forage 
resources. Such

[[Page 1673]]

effects will occur as a result of changes in the phenology (periodic 
biological phenomena, such as flowering, in relation to climatic 
conditions) and distribution of lesser long-nosed bat's forage 
resources. How this affects the viability of the lesser long-nosed bat 
population is not clear. There is much uncertainty and a lack of 
information regarding the effects of climate change and specific 
impacts to forage for this subspecies. The biggest effect to the lesser 
long-nosed bat will occur if forage availability gets out of sync along 
the ``nectar trail'' such that bats arrive at the portion of the range 
they need to meet life-history requirements (migration, mating, 
birthing) and there are inadequate forage resources to support that 
activity. If the timing of forage availability changes, but changes 
consistently in a way that maintains the nectar trail, this subspecies 
is expected to adapt to those timing changes as stated above (see 
chapter 4 of the SSA Report (USFWS 2016). For example, as noted 
earlier, the resiliency of lesser long-nosed bats became evident in 
2004, when a widespread failure of saguaro and organ pipe bloom 
occurred and lesser long-nosed bats were still, ultimately, able to 
subsist and raise young in southwestern Arizona in this atypical year. 
It is likely they did so by feeding more heavily on agaves (evident by 
agave pollen found on captured lesser long-nosed bats) than they 
typically do (see additional discussion under Factor A above). Although 
we are still not sure to what extent the environmental conditions 
described in climate change predictions will affect lesser long-nosed 
bat forage resource distribution and phenology, we have documented that 
lesser long-nosed bats have the ability to change their foraging 
patterns and food sources in response to a unique situation, providing 
evidence that this species is more resourceful and resilient than may 
have been previously thought. We find that the lesser long-nosed bat is 
characterized by flexible and adaptive behaviors that will allow it to 
remain viable under changing climatic conditions.

Species Future Conditions and Viability

    We evaluated overall viability of the lesser long-nosed bat in the 
SSA report (USFWS 2016) in the context of resiliency, redundancy, and 
representation. Species viability, or the ability to survive long term, 
is related to the species' ability to withstand catastrophic population 
and species-level events (redundancy); the ability to adapt to changing 
environmental conditions (representation); and the ability to withstand 
disturbances of varying magnitude and duration (resiliency). The 
viability of this species is also dependent on the likelihood of new 
threats or risk factors or the continuation of existing threats now and 
in the future that act to reduce a species' redundancy, resiliency, and 
representation.
    As described in the SSA report, we evaluated the viability of the 
lesser long-nosed bat population at two timeframes, 15 years and 50 
years. The 15-year timeframe represents the time it generally takes to 
document the effectiveness of various research, monitoring, and 
management approaches that have been or are implemented related to 
lesser long-nosed bat conservation. Therefore, the 15-year timeframe is 
a reasonable period of time within which we can predict outcomes of 
these activities in relation to the viability of the lesser long-nosed 
bat population. The 50-year timeframe is related primarily to the 
ability of various climate change models to reasonably and consistently 
predict or assess likely affects to lesser long-nosed bats and their 
forage resources. For each of these timeframes, we evaluated three 
future scenarios, a best-case scenario, a moderate-case scenario, and a 
worst-case scenario with respect to the extent and degree to which 
threats will affect the future viability of the lesser long-nosed bat 
population. We also determined how likely it would be that each of 
these three scenarios would actually occur. The SSA report details 
these scenarios and our analysis of the effects of these scenarios, 
over the two timeframes, on redundancy, resiliency, and representation 
of the lesser long-nosed bat population.
    During our decision-making process, we evaluated our level of 
comfort making predictions at each of the two timeframes. Ultimately, 
while the SSA report evaluates both timeframes, there was some 
discomfort expressed by decision makers for extending predictions of 
the future viability of the lesser long-nosed bat out to 50 years due 
to the uncertainty of climate change models and the difficulty of 
predicting what will happen in Mexico where the majority of this 
species' habitat occurs, but where we have less information with regard 
to the threats affecting the lesser long-nosed bats. In the SSA report, 
all three scenarios were evaluated over both time frames (USFWS 2016, 
p. 52-56). The evaluation results of future viability in the SSA report 
were identical for both timeframes (high viability), except in the 
worst-case scenario where, unlike the moderate- and best-case 
scenarios, the viability was moderate for the 15-year timeframe and low 
for the 50-year timeframe. For each future scenario, we describe how 
confident we are that that particular scenario will occur. This 
confidence is based on the following confidence categories: Highly 
likely (greater than 90 percent sure of the scenario occurring); 
moderately likely (70 to 90 percent sure); somewhat likely (50 to 70 
percent sure); moderately unlikely (30 to 50 percent sure); unlikely 
(10 to 30 percent sure); and highly unlikely (less than 10 percent 
sure). The SSA report concluded that it is unlikely that the worst-case 
scenario will actually occur. The worst case scenario describes a 
drastic increase in negative public attitudes towards bats and lesser 
long-nosed bat conservation, a greater influence from white-nose 
syndrome, and the worst possible effects from climate change. Based on 
our experience and the past and ongoing actions of the public and the 
commitment of management agencies in their land-use planning documents 
to address lesser long-nosed bat conservation issues, both now and in 
the future in both the United States and Mexico, such drastic impacts 
are unlikely to occur (10 to 30 percent sure this scenario will occur). 
In fact, for the conditions outlined in the worst-case scenario, we 
find that certainty of the worst-case scenario occurring is closer to 
10 percent than to 30 percent sure that this scenario would actually 
occur based on the commitment to conservation of this species and the 
adaptability of the lesser long-nosed bat. If the lesser long-nosed bat 
is delisted and prior to the final rule, we will confirm with our 
public and agency conservation partners that they will continue to 
coordinate and implement existing and future conservation actions 
related to the lesser long-nosed bat. For additional discussion related 
to the worst-case scenario, see the SSA report (USFWS 2016; p. 51-53). 
Such ongoing commitment to lesser long-nosed bat conservation has 
already been seen subsequent to the delisting of this bat in Mexico and 
our experience has been that it will also continue in the U.S. after 
delisting.
    Although the worst-case scenario was evaluated in the SSA report, 
because we found that it was unlikely to actually occur, the focus of 
our consideration was on the scenarios that had the greatest likelihood 
of occurring, the best- and moderate-case scenarios, where redundancy, 
resiliency, and representation remain high regardless of the timeframe 
or scenario considered. Under the current condition for the lesser 
long-nosed bat, as well as in both

[[Page 1674]]

the best-case (somewhat likely to occur) and moderate-case (moderately 
likely to occur) future scenarios, redundancy, resiliency, and 
representation of the lesser long-nosed bat population remain high and 
the viability of the subspecies is maintained (USFWS 2016, p. 64-66).

Delisting Proposal

    Section 4 of the Act and its implementing regulations, 50 CFR part 
424, set forth the procedures for listing, reclassifying, or removing 
species from the Federal Lists of Endangered and Threatened Wildlife 
and Plants. ``Species'' is defined by the Act as including any species 
or subspecies of fish or wildlife or plants, and any distinct 
vertebrate population segment of fish or wildlife that interbreeds when 
mature (16 U.S.C. 1532(16)). Once the ``species'' is determined, we 
then evaluate whether that species may be endangered or threatened 
because of one or more of the five factors described in section 4(a)(1) 
of the Act. We must consider these same five factors in reclassifying 
or delisting a species. For species that are already listed as 
endangered or threatened, the analysis of threats must include an 
evaluation of both the threats currently facing the species, and the 
threats that are reasonably likely to affect the species in the 
foreseeable future following the delisting or downlisting and the 
removal or reduction of the Act's protections. We may delist a species 
according to 50 CFR 424.11(d) if the best available scientific and 
commercial data indicate that the species is neither endangered or 
threatened for the following reasons: (1) The species is extinct; (2) 
the species has recovered and is no longer endangered or threatened; 
and/or (3) the original scientific data used at the time the species 
was classified were in error. We conclude that the lesser-long nosed 
bat has recovered and no longer meets the definition of endangered or 
threatened under the Act.
    Although most data related to lesser long-nosed bat roost counts 
and monitoring have not been collected in a way that is rigorous enough 
to draw statistically calculable conclusions about the trend of the 
population, the total numbers of bats observed at roost sites across 
the range of the lesser long-nosed bat are considered stable or 
increasing at nearly all roost sites being monitored based on the 
professional judgment of biologists and others involved in these 
efforts. The total number of bats currently documented is many times 
greater than the total number of bats documented at the time of listing 
in 1988. At the time of listing, there were estimated to be less than 
500 lesser long-nosed bats in the United States; current estimates are 
greater than 100,000. Rangewide, at the time of listing, it was 
estimated that there were less than 1,000 lesser long-nosed bats. 
Current rangewide estimates are approximately 200,000 lesser long-nosed 
bats. While this may, in large part, reflect a better approach to 
survey and monitoring in subsequent years, it gives us better 
information upon which to evaluate the status of the lesser long-nosed 
bat population. This better information is related to the species' 
population and the number of roosts, and its distribution. Better 
information and increased efforts related to habitat protection 
(identification of roost sites and forage resources in planning 
efforts, implementation of protective measures for roosts and forage 
resources, increased awareness of habitat needs, etc.) have occurred 
and are planned to be implemented in the future, regardless of the 
listing status of this subspecies. This increased level of information 
and conservation, combined with the current state of its threats allow 
us to conclude that the subspecies is not in danger of extinction and 
is not expected to become endangered in the foreseeable future. Our 
thorough evaluation of the available data for occupancy, distribution, 
and threat factors, as well as the opinions of experts familiar with 
this subspecies, indicates a currently viable population status with a 
stable to increasing trend.
    Predicting the future viability of the lesser long-nosed bat is 
somewhat more difficult than for species that occur in discrete, mostly 
consistent habitats (ponds, springs, specific soil types, etc.). The 
lesser long-nosed bat population is fluid and constantly adapts to 
changing environmental conditions over a large, bi-national range. 
Lesser long-nosed bat roost sites are discrete and consistent, but the 
lesser long-nosed bat may use these roost sites in a changing and 
adaptable manner to take advantage of ephemeral and constantly changing 
forage resources with both seasonal and annual differences of 
occurrence. Therefore, observations of occupancy and numbers of bats 
using these roosts may not be a complete or accurate representation of 
the status of the subspecies across its range. However, the information 
regarding the status of the lesser long-nosed bat population is much 
more accurate and complete than it was as the time of the 1988 listing 
rule.
    The future viability of this subspecies is dependent on a number of 
factors. First, an adequate number of roosts in the appropriate 
locations is needed. As detailed in the SSA report, adequate roosts of 
all types (maternity, mating, transition, and migratory) currently 
exist and are likely to exist into the foreseeable future (USFWS 2016; 
p. 8-14). Second, sufficient available forage resources are located in 
appropriate areas, including in proximity to maternity roosts and along 
the ``nectar trail'' used during migration. The discussion above and 
the SSA report detail our analysis and determination that forage 
resources are adequate and that the lesser long-nosed bat is likely to 
adapt to any changes in forage availability in the future (USFWS 2016; 
p. 15-20). In addition, the SSA report analyses the contribution of 
current and future management of threats to the subspecies' long-term 
viability. The future viability of the lesser long-nosed bat will also 
depend on continued positive human attitudes towards the conservation 
of bats, implementation of conservation actions protecting roost sites 
and forage and migration resources, and implementation of needed 
research and monitoring will inform adaptive management that will 
contribute to the future viability of the lesser long-nosed bat 
population. The SSA report discusses the improved status of these 
issues across the range of the lesser long-nosed bat in much more 
detail (USFWS 2016; p. 43-46). The results of the SSA also indicate 
that the status of the lesser long-nosed bat has further improved in 
the years since the 2007 5-Year Review (FWS 2007).
    Based on the analysis in the SSA report for the lesser long-nosed 
bat (USFWS 2016 and summarized above, the lesser long-nosed bat does 
not currently meet the Act's definition of endangered because it is not 
in danger of extinction throughout all of its range. Additionally, the 
lesser long-nosed bat is not a threatened species because it is not 
likely to become endangered in the foreseeable future throughout all of 
its range.

Significant Portion of the Range Analysis

    Under the Act and our implementing regulations, a species may 
warrant listing if it is in danger of extinction or likely to become so 
throughout all or a significant portion of its range. Having determined 
that the lesser long-nosed bat is not endangered or threatened 
throughout all of its range, we next consider whether there are any 
significant portions of its range in which the lesser long-nosed bat is 
in danger of extinction or likely to become so. We published a final 
policy interpreting the phrase ``significant portion of its range'' 
(SPR) (79 FR 37578; July 1, 2014). The

[[Page 1675]]

final policy states that: (1) If a species is found to be endangered or 
threatened throughout a significant portion of its range, the entire 
species is listed as endangered or threatened, respectively, and the 
Act's protections apply to all individuals of the species wherever 
found; (2) a portion of the range of a species is ``significant'' if 
the species is not currently endangered or threatened throughout all of 
its range, but the portion's contribution to the viability of the 
species is so important that, without the members in that portion, the 
species would be in danger of extinction, or likely to become so in the 
foreseeable future, throughout all of its range; (3) the range of a 
species is considered to be the general geographical area within which 
that species can be found at the time the Service makes any particular 
status determination; and (4) if a vertebrate species is endangered or 
threatened throughout a significant portion of its range, and the 
population in that significant portion is a valid distinct population 
segment (DPS), we will list the DPS rather than the entire taxonomic 
species or subspecies.
    The procedure for analyzing whether any portion is an SPR is 
similar, regardless of the type of status determination we are making. 
The first step in our analysis of the status of a species is to 
determine its status throughout all of its range. If we determine that 
the species is in danger of extinction, or likely to become endangered 
in the foreseeable future, throughout all of its range, we list the 
species as an endangered species or threatened species, and no SPR 
analysis will be required. If the species is neither in danger of 
extinction, nor likely to become so throughout all of its range, as we 
have found here, we next determine whether the species is in danger of 
extinction or likely to become so throughout a significant portion of 
its range. If it is, we will continue to list the species as an 
endangered species or threatened species, respectively; if it is not, 
we conclude that listing the species is no longer warranted.
    When we conduct an SPR analysis, we first identify any portions of 
the species' range that warrant further consideration. The range of a 
species can theoretically be divided into portions in an infinite 
number of ways. However, there is no purpose in analyzing portions of 
the range that have no reasonable potential to be significant or in 
analyzing portions of the range in which there is no reasonable 
potential for the species to be endangered or threatened. To identify 
only those portions that warrant further consideration, we determine 
whether substantial information indicates that: (1) The portions may be 
``significant''; and (2) the species may be in danger of extinction 
there or likely to become so within the foreseeable future. Depending 
on the biology of the species, its range, and the threats it faces, it 
might be more efficient for us to address the significance question 
first or the status question first. Thus, if we determine that a 
portion of the range is not ``significant,'' we do not need to 
determine whether the species is endangered or threatened there; if we 
determine that the species is not endangered or threatened in a portion 
of its range, we do not need to determine if that portion is 
``significant.'' In practice, a key part of the determination that a 
species is in danger of extinction in a significant portion of its 
range is whether the threats are geographically concentrated in some 
way. If the threats to the species are affecting it uniformly 
throughout its range, no portion is likely to have a greater risk of 
extinction, and thus would not warrant further consideration. Moreover, 
if any concentration of threats apply only to portions of the range 
that clearly do not meet the biologically based definition of 
``significant'' (i.e., the loss of that portion clearly would not be 
expected to increase the vulnerability to extinction of the entire 
species), those portions would not warrant further consideration.
    We identified portions of the lesser long-nosed bat's range that 
may be significant, and examined whether any threats are geographically 
concentrated in some way that would indicate that those portions of the 
range may be in danger of extinction, or likely to become so in the 
foreseeable future. Within the current range of the lesser long-nosed 
bat, some distinctions can be made between Mexico and the United States 
(international border, vegetation communities, etc.). While these 
geographic distinctions may be significant, our analysis indicates that 
the species is unlikely to be in danger of extinction or to become so 
in the foreseeable future in any geographic region within the range of 
the lesser long-nosed bat given that factors such as roost sites, 
forage resources, and migration pathways are well distributed across 
the entire range and that the status of the species is stable or 
increasing in both the United States and Mexico, with conservation 
actions being implemented to address ongoing threats. Therefore, we 
have not identified any portion of the range that warrants further 
consideration to determine whether they are a significant portion of 
its range.
    We also evaluated representation across the lesser long-nosed bat's 
range to determine if certain areas were in danger of extinction, or 
likely to become so, due to isolation from the larger range. Ramirez 
(2011) investigated population structure of the lesser long-nosed bat 
through DNA sampling and analysis and reported that combined results 
indicated sampled individuals belong to single population including 
both the United States and Mexico. Consequently, individuals found in 
the northern migratory range (United States) and in Mexico should be 
managed as a single population.
    Our analysis indicates that there is no significant geographic 
portion of the range that is in danger of extinction or likely to 
become so in the foreseeable future. Therefore, based on the best 
scientific and commercial data available, no portion warrants further 
consideration to determine whether the species may be endangered or 
threatened in a significant portion of its range.

Conclusion

    We have determined that none of the existing or potential threats 
cause the lesser long-nosed bat to be in danger of extinction 
throughout all or a significant portion of its range, nor is the 
subspecies likely to become endangered within the foreseeable future 
throughout all or a significant portion of its range. We may delist a 
species according to 50 CFR 424.11(d) if the best available scientific 
and commercial data indicate that: (1) The species is extinct; (2) the 
species has recovered and is no longer endangered or threatened; or (3) 
the original scientific data used at the time the species was 
classified were in error. On the basis of our evaluation, we conclude 
that, due to recovery, the lesser long-nosed bat is not an endangered 
or threatened species. We therefore propose to remove the lesser long-
nosed bat from the Federal List of Endangered and Threatened Wildlife 
at 50 CFR 17.11(h).

Effects of This Proposed Rule

    This proposed rule, if made final, would revise our regulations at 
50 CFR 17.11(h) by removing the lesser long-nosed bat from the Federal 
List of Endangered and Threatened Wildlife. The prohibitions and 
conservation measures provided by the Act, particularly through 
sections 7 and 9, would no longer apply to this subspecies. Federal 
agencies would no longer be required to consult with the Service under 
section 7 of the Act in the

[[Page 1676]]

event that activities they authorize, fund, or carry out may affect the 
lesser long-nosed bat. Because no critical habitat was ever designated 
for the lesser long-nosed bat, this rule would not affect 50 CFR 17.95. 
State laws related to the lesser long-nosed bat would remain in place 
and be enforced and would continue to provide protection for this 
subspecies. State and Federal laws related to protection of habitat for 
the lesser long-nosed bat, such as those addressing effects to caves 
and abandoned mines, as well as protected plant species such as 
columnar cacti and agaves, would remain in place and afford lesser 
long-nosed bat habitat some level of protection.

Post-Delisting Monitoring

    Section 4(g)(1) of the Act requires the Secretary of Interior, 
through the Service and in cooperation with the States, to implement a 
system to monitor for not less than 5 years for all species that have 
been recovered and delisted. The purpose of this requirement is to 
develop a program that detects the failure of any delisted species to 
sustain populations without the protective measures provided by the 
Act. If, at any time during the monitoring period, data indicate that 
protective status under the Act should be reinstated, we can initiate 
listing procedures, including, if appropriate, emergency listing.
    We will coordinate with other Federal agencies, State resource 
agencies, interested scientific organizations, and others as 
appropriate to develop and implement an effective post-delisting 
monitoring (PDM) plan for the lesser long-nosed bat. The PDM plan will 
build upon current monitoring techniques and research, as well as 
emerging technology and techniques. Monitoring will assess the species 
numbers, distribution, and threats status, as well as ongoing 
management and conservation efforts that have improved the status of 
this subspecies since listing. The PDM plan will identify, to the 
extent practicable and in accordance with our current understanding of 
the subspecies' life history measurable thresholds and responses for 
detecting and reacting to significant changes in the lesser long-nosed 
bat's populations, distribution, and persistence. If declines are 
detected equaling or exceeding these thresholds, the Service, in 
combination with other PDM participants, will investigate causes of 
these declines, including considerations of habitat changes, 
substantial human persecution, stochastic events, or any other 
significant evidence. The result of the investigation will be to 
determine if the lesser long-nosed bat warrants expanded monitoring, 
additional research, additional habitat protection, or resumption of 
Federal protection under the Act. The draft PDM plan will be made 
available for public comment in a future publication in the Federal 
Register and will be finalized concurrent with finalization of this 
rule.

Required Determinations

Clarity of the Rule

    We are required by Executive Orders 12866 and 12988 and by the 
Presidential Memorandum of June 1, 1998, to write all rules in plain 
language. This means that each rule we publish must:
    (1) Be logically organized;
    (2) Use the active voice to address readers directly;
    (3) Use clear language rather than jargon;
    (4) Be divided into short sections and sentences; and
    (5) Use lists and tables wherever possible.
    If you feel we have not met these requirements, send us comments by 
one of the methods listed in ADDRESSES. To better help us revise the 
rule, your comments should be as specific as possible. For example, you 
should tell us the numbers of the sections or paragraphs that are 
unclearly written, which sections or sentences are too long, the 
sections where you feel lists or tables would be useful, etc.

National Environmental Policy Act

    We have determined that environmental assessments and environmental 
impact statements, as defined under the authority of the National 
Environmental Policy Act of 1969 (42 U.S.C. 4321 et seq.), need not be 
prepared in connection with regulations adopted pursuant to section 
4(a) of the Act. We published a notice outlining our reasons for this 
determination in the Federal Register on October 25, 1983 (48 FR 
49244).

Government-to-Government Relationship With Tribes

    In accordance with the President's memorandum of April 29, 1994, 
``Government-to-Government Relations with Native American Tribal 
Governments'' (59 FR 22951), Executive Order 13175, and the Department 
of Interior's manual at 512 DM 2, we readily acknowledge our 
responsibility to communicate meaningfully with recognized Federal 
Tribes on a government-to-government basis. Therefore, we have and will 
solicit information from Native American Tribes during the comment 
period to determine potential effects on them or their resources that 
may result from the proposed delisting of the lesser long-nosed bat, 
and we will fully consider their comments on the proposed rule 
submitted during the public comment period.

References Cited

    A complete list of all references cited in this rule is available 
on http://www.regulations.gov, or upon request from the Field 
Supervisor, Arizona Ecological Services Field Office (see FOR FURTHER 
INFORMATION CONTACT).

Authors

    The primary authors of this document are the staff members of the 
Arizona Ecological Services Field Office, U.S. Fish and Wildlife 
Service (see FOR FURTHER INFORMATION CONTACT).

List of Subjects in 50 CFR Part 17

    Endangered and threatened species, Exports, Imports, Reporting and 
recordkeeping requirements, Transportation.

Proposed Regulation Promulgation

    Accordingly, we propose to amend part 17, subchapter B of chapter 
I, title 50 of the Code of Federal Regulations, as set forth below:

PART 17--ENDANGERED AND THREATENED WILDLIFE AND PLANTS

0
1. The authority citation for part 17 continues to read as follows:

    Authority: 16 U.S.C. 1361-1407; 1531-1544; 4201-4245, unless 
otherwise noted.


Sec.  17.11  [Amended]

0
2. Amend Sec.  17.11(h) by removing the entry for ``Bat, lesser long-
nosed'' under MAMMALS from the List of Endangered and Threatened 
Wildlife.

     Dated: December 16, 2016.
Marty J. Kodis.
Acting Director, Fish and Wildlife Service .
[FR Doc. 2016-31408 Filed 1-5-17; 8:45 am]
BILLING CODE 4333-15-P



                                                                             Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules                                          1665

                                                  Required Determinations                                 PART 17—ENDANGERED AND                                 March 7, 2017. Please note that if you
                                                                                                          THREATENED WILDLIFE AND PLANTS                         are using the Federal eRulemaking
                                                  Clarity of the Rule
                                                                                                                                                                 Portal (see ADDRESSES), the deadline for
                                                     We are required by Executive Orders                  ■ 1. The authority citation for part 17                submitting an electronic comment is
                                                  12866 and 12988 and by the                              continues to read as follows:                          11:59 p.m. Eastern Time on this date.
                                                  Presidential Memorandum of June 1,                        Authority: 16 U.S.C. 1361–1407; 1531–                We must receive requests for public
                                                  1998, to write all rules in plain                       1544; 4201–4245, unless otherwise noted.               hearings, in writing, at the address
                                                  language. This means that each rule we                                                                         shown in the FOR FURTHER INFORMATION
                                                                                                          ■ 2. Amend § 17.12(h) by removing the
                                                  publish must:                                                                                                  CONTACT section below by February 21,
                                                     (1) Be logically organized;                          entry for ‘‘Eriogonum gypsophilum’’
                                                                                                          from the List of Endangered and                        2017.
                                                     (2) Use the active voice to address
                                                                                                          Threatened Plants.                                     ADDRESSES: Written comments: You may
                                                  readers directly;
                                                     (3) Use clear language rather than                   ■ 3. Amend § 17.96(a) by removing the                  submit comments by one of the
                                                  jargon;                                                 critical habitat entry for ‘‘Family                    following methods:
                                                     (4) Be divided into short sections and               Polygonaceae: Eriogonum gypsophilum                      (1) Electronically: Go to the Federal
                                                  sentences; and                                          (Gypsum Wild Buckwheat).’’                             eRulemaking Portal: http://
                                                     (5) Use lists and tables wherever                      Dated: December 22, 2016.                            www.regulations.gov. In the Search box,
                                                  possible.                                               Daniel M. Ashe,                                        enter FWS–R2–ES–2016–0138, which is
                                                     If you feel that we have not met these               Director, U.S. Fish and Wildlife Service.              the docket number for this rulemaking.
                                                  requirements, send us comments by one                                                                          Then, click on the Search button. On the
                                                                                                          [FR Doc. 2016–31764 Filed 1–5–17; 8:45 am]
                                                  of the methods listed in ADDRESSES. To                                                                         resulting page, in the Search panel on
                                                                                                          BILLING CODE 4333–15–P
                                                  better help us revise the rule, your                                                                           the left side of the screen, under the
                                                  comments should be as specific as                                                                              Document Type heading, click on the
                                                  possible. For example, you should tell                  DEPARTMENT OF THE INTERIOR                             Proposed Rules link to locate this
                                                  us the section or paragraph numbers                                                                            document. You may submit a comment
                                                  that are unclearly written, which                       Fish and Wildlife Service                              by clicking on ‘‘Comment Now!’’
                                                  sections or sentences are too long, the                                                                          (2) By hard copy: Submit by U.S. mail
                                                  sections where you feel lists or tables                 50 CFR Part 17                                         or hand-delivery to: Public Comments
                                                  would be useful, etc.                                                                                          Processing, Attn: FWS–R2–ES–2016–
                                                                                                          [Docket No. FWS–R2–ES–2016–0138;
                                                                                                                                                                 0138, U.S. Fish and Wildlife Service,
                                                  National Environmental Policy Act                       FXES11130900000 178 FF09E42000]
                                                                                                                                                                 MS: BPHC, 5275 Leesburg Pike, Falls
                                                    We have determined that                               RIN 1018–BB91                                          Church, VA 22041–3803.
                                                  environmental assessments and                                                                                    We request that you send comments
                                                  environmental impact statements, as                     Endangered and Threatened Wildlife                     only by the methods described above.
                                                  defined under the National                              and Plants; Removal of the Lesser                      We will post all comments on http://
                                                  Environmental Policy Act of 1969 (42                    Long-Nosed Bat From the Federal List                   www.regulations.gov. This generally
                                                  U.S.C. 4321 et seq.) authority, need not                of Endangered and Threatened Wildlife                  means that we will post any personal
                                                  be prepared in connection with                          AGENCY:   Fish and Wildlife Service,                   information you provide us (see Public
                                                  regulations pursuant to the Act, Section                Interior.                                              Comments, below, for more
                                                  4(a). We published a notice outlining                                                                          information).
                                                                                                          ACTION: Proposed rule and 12-month
                                                  our reasons for this determination in the                                                                        Copies of documents: This proposed
                                                                                                          petition finding; request for comments.
                                                  Federal Register on October 25, 1983                                                                           rule and supporting documents,
                                                  (48 FR 49244).                                          SUMMARY:    Under the authority of the                 including the Species Status
                                                  References Cited                                        Endangered Species Act of 1973, as                     Assessment, are available on http://
                                                                                                          amended (Act), we, the U.S. Fish and                   www.regulations.gov. In addition, the
                                                    A complete list of all references cited               Wildlife Service (Service), propose to                 supporting file for this proposed rule
                                                  in this final rule is available at http://              remove the lesser long-nosed bat                       will be available for public inspection,
                                                  www.regulations.gov at Docket No.                       (Leptonycteris curasoae yerbabuenae)                   by appointment, during normal business
                                                  FWS–R2–ES–2016–0119, or upon                            from the Federal List of Endangered and                hours, at the Arizona Ecological
                                                  request from the New Mexico Ecological                  Threatened Wildlife (List) due to                      Services Field Office, 2321 W. Royal
                                                  Services Field Office (see ADDRESSES).                  recovery. This determination is based                  Palm Road, Suite 103, Phoenix, AZ
                                                  Authors                                                 on a thorough review of the best                       85021.
                                                                                                          available scientific and commercial
                                                    The primary authors of this notice are                                                                       FOR FURTHER INFORMATION CONTACT:
                                                                                                          information, which indicates that the
                                                  the staff members of the New Mexico                                                                            Steve Spangle, Field Supervisor, U.S.
                                                                                                          threats to this subspecies have been
                                                  Ecological Services Field Office, U.S.                                                                         Fish and Wildlife Service, Arizona
                                                                                                          eliminated or reduced to the point that
                                                  Fish and Wildlife Service (see                                                                                 Ecological Services Field Office, 2321
                                                                                                          the subspecies has recovered and no
                                                  ADDRESSES).                                                                                                    W. Royal Palm Road, Suite 103,
                                                                                                          longer meets the definition of
                                                                                                                                                                 Phoenix, AZ 85021; by telephone (602–
                                                  List of Subjects in 50 CFR Part 17                      endangered or threatened under the Act.
                                                                                                                                                                 242–0210); or by facsimile (602–242–
                                                    Endangered and threatened species,                    This document also serves as the 12-
                                                                                                                                                                 2513). If you use a telecommunications
                                                                                                          month finding on a petition to reclassify
sradovich on DSK3GMQ082PROD with PROPOSALS




                                                  Exports, Imports, Reporting and                                                                                device for the deaf (TDD), call the
                                                  recordkeeping requirements,                             this subspecies from endangered to
                                                                                                                                                                 Federal Relay Service at 800–877–8339.
                                                  Transportation.                                         threatened on the List. We are seeking
                                                                                                          information, data, and comments from                   SUPPLEMENTARY INFORMATION:
                                                  Proposed Regulation Promulgation                        the public on the proposed rule to                     Information Requested
                                                    Accordingly, we propose to amend                      remove the lesser long-nosed bat from
                                                  part 17, subchapter B of chapter I, title               the List.                                              Public Comments
                                                  50 of the Code of Federal Regulations,                  DATES: We will accept comments                           Any final action resulting from this
                                                  as set forth below:                                     received or postmarked on or before                    proposed rule will be based on the best


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                                                  1666                       Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules

                                                  scientific and commercial data available                mailed comments that are not                           effective on October 31, 1988, and did
                                                  and be as accurate and as effective as                  postmarked by the date specified in                    not include a critical habitat designation
                                                  possible. Therefore, we request                         DATES. If you submit information via                   for either bat. In 1993, we amended the
                                                  comments or information from other                      http://www.regulations.gov, your entire                List by revising the entry for the
                                                  concerned governmental agencies,                        submission—including any personal                      Sanborn’s long-nosed bat to ‘‘Bat, lesser
                                                  Native American Tribes, the scientific                  identifying information—will be posted                 (=Sanborn’s) long-nosed’’ with the
                                                  community, industry, or other                           on the Web site. Please note that                      scientific name ‘‘Leptonycteris curasoae
                                                  interested parties concerning this                      comments posted to this Web site are                   yerbabuenae.’’ We issued a recovery
                                                  proposed rule. The comments that will                   not immediately viewable. When you                     plan for the lesser long-nosed bat on
                                                  be most useful and likely to influence                  submit a comment, the system receives                  March 4, 1997. The recovery plan has
                                                  our decisions are those supported by                    it immediately. However, the comment                   not been revised. In 2001, we again
                                                  data or peer-reviewed studies and those                 will not be publicly viewable until we                 amended the List by revising the entry
                                                  that include citations to, and analyses                 post it, which might not occur until                   for the lesser long-nosed bat to remove
                                                  of, applicable laws and regulations.                    several days after submission.                         the synonym of ‘‘Sanborn’s’’; the listing
                                                  Please make your comments as specific                      If you mail or hand-deliver hardcopy                reads, ‘‘Bat, lesser long-nosed’’ and
                                                  as possible and explain the basis for                   comments that includes personal                        retains the scientific name
                                                  them. In addition, please include                       identifying information, you may                       ‘‘Leptonycteris curasoae yerbabuenae.’’
                                                  sufficient information with your                        request at the top of your document that               Cole and Wilson (2006) recommended
                                                  comments to allow us to authenticate                    we withhold this information from                      that L. c. yerbabuenae be recognized as
                                                  any scientific or commercial data you                   public review. However, we cannot                      Leptonycteris yerbabuenae.
                                                  reference or provide. In particular, we                 guarantee that we will be able to do so.               Additionally, Wilson and Reeder’s
                                                  seek comments concerning the                            To ensure that the electronic docket for               (2005) ‘‘Mammal Species of the World
                                                  following:                                              this rulemaking is complete and all                    (Third Edition), an accepted standard
                                                     (1) New information on the historical                comments we receive are publicly                       for mammalian taxonomy, also indicates
                                                  and current status, range, distribution,                available, we will post all hardcopy                   that L. yerbabuenae is a species distinct
                                                  and population size of lesser long-nosed                submissions on http://                                 from L. curasoae. Currently, the most
                                                  bats, including the locations of any                    www.regulations.gov.                                   accepted and currently used
                                                  additional populations;                                    In addition, comments and materials
                                                     (2) New information regarding the life                                                                      classification for the lesser long-nosed
                                                                                                          we receive, as well as supporting                      bat is L. yerbabuenae, however, the
                                                  history, ecology, and habitat use of the                documentation we used in preparing
                                                  lesser long-nosed bat;                                                                                         Service continues to classify the listed
                                                                                                          this proposed rule, will be available for              entity as Leptonycteris curasoae
                                                     (3) New information concerning the                   public inspection in two ways:
                                                  taxonomic classification and                                                                                   yerbabuenae. We recommended, as part
                                                                                                             (1) You can view them on http://                    of the status review, that the Service
                                                  conservation status of the lesser long-                 www.regulations.gov. In the Search box,
                                                  nosed bat in general; and                                                                                      recognize and change the taxonomic
                                                                                                          enter FWS–R2–ES–2016–0138, which is                    nomenclature for the lesser long-nosed
                                                     (4) New information related to any of
                                                                                                          the docket number for this rulemaking.                 bat to be consistent with the most recent
                                                  the risk factors or threats to the lesser
                                                                                                             (2) You can make an appointment,                    classification of this species, L.
                                                  long-nosed bat identified in the Species
                                                                                                          during normal business hours, to view                  yerbabuenae. However, throughout this
                                                  Status Assessment or the proposed
                                                                                                          the comments and materials in person at                proposed rule, we will refer to the lesser
                                                  action.
                                                     Please note that submissions merely                  the U.S. Fish and Wildlife Service’s                   long-nosed bat as a subspecies. On
                                                  stating support for or opposition to the                Arizona Ecological Services Field Office               August 30, 2007, we completed a 5-year
                                                  action under consideration without                      (see FOR FURTHER INFORMATION CONTACT).                 review, in which the Service
                                                  providing supporting information,                       Public Hearing                                         recommended reclassifying the species
                                                  although noted, will not be considered                                                                         from endangered to threatened status
                                                                                                            Section 4(b)(5)(E) of the Act provides               (i.e., ‘‘downlisting’’) under the Act
                                                  in making a determination, as section
                                                                                                          for one or more public hearings on this                (USFWS 2007; available online at http://
                                                  4(b)(1)(A) of the Act (16 U.S.C. 1531 et
                                                                                                          proposed rule, if requested. We must                   www.regulations.gov or https://
                                                  seq.) directs that determinations as to
                                                                                                          receive requests for public hearings, in               www.fws.gov/southwest/es/arizona/
                                                  whether any species is an endangered or
                                                                                                          writing, at the address shown in FOR                   Lesser.htm). The reclassification
                                                  threatened species must be made
                                                                                                          FURTHER INFORMATION CONTACT by the
                                                  ‘‘solely on the basis of the best scientific                                                                   recommendation was made because
                                                                                                          date shown in DATES, above. We will                    information generated since the listing
                                                  and commercial data available.’’
                                                                                                          schedule at least one public hearing on                of the lesser long-nosed bat indicated
                                                     Prior to issuing a final rule on this
                                                                                                          this proposal, if any are requested, and               that the subspecies is not in imminent
                                                  proposed action, we will take into
                                                                                                          announce the location(s) of any of                     danger of extinction throughout all or a
                                                  consideration all comments and any
                                                                                                          hearings, as well as how to obtain                     significant portion of its range (higher
                                                  additional information we receive. Such
                                                                                                          reasonable accommodations, in the                      population numbers, increased number
                                                  information may lead to a final rule that
                                                                                                          Federal Register at least 15 days before               of known roosts, reduced impacts from
                                                  differs from this proposal. All comments
                                                                                                          any hearing.                                           known threats, and improved protection
                                                  and recommendations, including names
                                                  and addresses, will become part of the                  Background                                             status) and thus, does not meet the
                                                  administrative record.                                                                                         definition of endangered. On July 16,
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                                                     You may submit your comments and                     Previous Federal Actions                               2012, the Service received a petition
                                                  materials concerning this proposed rule                    On September 30, 1988, we published                 from The Pacific Legal Foundation and
                                                  by one of the methods listed in                         a final rule in the Federal Register (53               others requesting that the Service
                                                  ADDRESSES. We will not consider                         FR 38456) to list the Mexican long-                    downlist the lesser long-nosed bat as
                                                  comments sent by email, fax, or to an                   nosed bat (Leptonycteris nivalis) and                  recommended in the 5-year review (as
                                                  address not listed in ADDRESSES. We                     Sanborn’s long-nosed bat (Leptonycteris                well as delist one species and downlist
                                                  will not consider hand-delivered                        sanborni (=L. yerbabuenae)) as                         three other listed species). On
                                                  comments that we do not receive, or                     endangered species. That rule became                   September 9, 2013, the Service


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                                                                             Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules                                            1667

                                                  published a 90-day petition finding                     We solicited expert review of the draft                Migratory Bats in Mexico was formed in
                                                  stating that the petition contained                     SSA report from lesser long-nosed bat                  1994 (Bats 1995, p. 1–6).
                                                  substantial scientific or commercial                    experts, as well as experts in climate                   The Service completed a 5-year
                                                  information indicating the petitioned                   change modeling and plant phenology                    review of the status of the lesser long-
                                                  action for the lesser long-nosed bat may                (the scientific study of periodic                      nosed bat in 2007. This review
                                                  be warranted (78 FR 55046). On                          biological phenomena, such as                          recommended downlisting this bat from
                                                  November 28, 2014, the Service                          flowering, in relation to climatic                     endangered to threatened status under
                                                  received a ‘‘60-day Notice of Intent to                 conditions). Additionally, and in                      the Act (USFWS 2007; available at
                                                  Bring Citizen Suit,’’ and on November                   compliance with our policy, ‘‘Notice of                http://www.regulations.gov or https://
                                                  20, 2015, the New Mexico Cattle                         Interagency Cooperative Policy for Peer                www.fws.gov/southwest/es/arizona/
                                                  Growers Association and others filed a                  Review of Endangered Species Act                       Lesser.htm). In Mexico, the lesser long-
                                                  complaint challenging the Service’s                     Activities,’’ which was published on                   nosed bat was recently removed from
                                                  failure to complete in a timely manner                  July 1, 1994 (59 FR 34270), we solicited               that nation’s equivalent of the
                                                  the 12-month findings on five species,                  peer reviews on the draft SSA report                   endangered species list (SEMARNAT
                                                  including the lesser long-nosed bat                     from four objective and independent                    2010, entire; Medellin and Knoop 2013,
                                                  (New Mexico Cattle Growers                              scientific experts in November 2016.                   entire). According to SEMARNAT
                                                  Association, et al. v. United States                       The lesser long-nosed bat                           (2010), over the last twenty years,
                                                  Department of the Interior, et al., No.                 (Leptonycteris curasoae yerbabuenae) is                Mexican researchers have carried out a
                                                  1:15–cv–01065–PJK–LF (D.N.M)), asking                   one of three nectar-feeding bats in the                wide range of studies that have
                                                  the Court to compel the Service to make                 United States; the others are the                      demonstrated that the lesser long-nosed
                                                  12-month findings on the five species.                  Mexican long-nosed bat (L. nivalis) and                bat is no longer in the critical condition
                                                  On September 29, 2016, the parties                      the Mexican long-tongued bat                           that led it to be listed as in danger of
                                                  settled the lawsuit with the requirement                (Choeronycteris mexicana). The lesser                  extinction in Mexico. Specifically, the
                                                  that the Service submit a 12-month                      long-nosed bat is a migratory pollinator               evaluation to delist in Mexico showed
                                                  finding for the lesser long-nosed bat to                and seed disperser that provides                       1) the distribution of lesser long-nosed
                                                  the Federal Register for publication on                 important ecosystem services in arid                   bats is extensive within Mexico,
                                                  or before December 30, 2016, among                      forest, desert, and grassland systems                  covering more than 40 percent of the
                                                  other obligations. This document fulfills               throughout its range in the United States              country; 2) the extent and condition of
                                                  the portion of the settlement agreement                 and Mexico, contributing to healthy                    lesser long-nosed bat habitat is only
                                                  that concerns the lesser long-nosed bat.                soils, diverse vegetation communities,                 moderately limiting and this species has
                                                                                                          and sustainable economic benefits for                  demonstrated that it is adaptable to
                                                  Species Information                                     communities. The range of the lesser                   varying environmental conditions; 3)
                                                     A thorough review of the taxonomy,                   long-nosed bat extends from the                        the species does not exhibit any
                                                  life history, ecology, and overall                      southwestern United States southward                   particular characteristics that make it
                                                  viability of the lesser long-nosed bat is               through Mexico.                                        especially vulnerable; and 4) the extent
                                                  presented in the Species Status                            The Service has assigned a recovery                 of human impacts is average and
                                                  Assessment (SSA) report for the lesser                  priority number of 8 to the lesser long-               increased education, outreach, and
                                                  long-nosed bat (USFWS 2016), which is                   nosed bat. This recovery priority                      research have reduced the occurrence of
                                                  available online at http://                             number means that the lesser long-                     human impacts and disturbance.
                                                  www.regulations.gov or https://                         nosed bat was considered to have a
                                                  www.fws.gov/southwest/es/arizona/                       moderate degree of threat and a high                   Subspecies Description and Needs
                                                  Lesser.htm, or in person at the Arizona                 recovery potential. Because the lesser                    The lesser long-nosed bat is a
                                                  Ecological Services Field Office (see                   long-nosed bat is a colonial roosting                  migratory bat characterized by a
                                                  ADDRESSES, above). The SSA report                       species known to occur at a limited                    resident subpopulation that remains
                                                  documents the results of the biological                 number of roosts across its range in                   year round in central and southern
                                                  status review for the lesser long-nosed                 Mexico and the United States (Arizona                  Mexico to mate and give birth, and a
                                                  bat and provides an account of the                      and New Mexico), impacts at roost                      migratory subpopulation that winters
                                                  subspecies’ overall viability through                   locations could have a significant                     and mates in central and southern
                                                  forecasting of the subspecies’ condition                impact on the population, particularly if              Mexico, but that migrates north in the
                                                  in the future (USFWS 2016; entire). In                  the impacts occur at maternity roosts.                 spring to give birth in northern Mexico
                                                  the SSA report, we summarize the                        However, because approximately 60                      and the southwestern United States
                                                  relevant biological data and a                          percent (eight out of fourteen) of the                 (Arizona). This migratory subpopulation
                                                  description of past, present, and likely                roost locations known at the time of                   then obtains the necessary resources (in
                                                  future stressors to the subspecies, and                 listing were on ‘‘protected’’ lands in                 Arizona and New Mexico in the United
                                                  conduct an analysis of the viability of                 both the United States and Mexico, the                 States) to be able to migrate south in the
                                                  the subspecies. The SSA report provides                 degree of threat was determined to be                  fall back to central and southern
                                                  the scientific basis that informs our                   moderate. The primary recovery actions                 Mexico. The lesser long-nosed bat is a
                                                  regulatory determination regarding                      outlined in the recovery plan were to                  nectar, pollen, and fruit-eating bat that
                                                  whether this subspecies should be listed                monitor and protect known roost sites                  depends on a variety of flowering plants
                                                  as an endangered or a threatened                        and foraging habitats. Because both of                 as food resources. These plants include
                                                  species under the Act. This                             these actions could be potentially be                  columnar cacti, agaves, and a variety of
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                                                  determination involves the application                  accomplished through management at                     flowering deciduous trees. The lesser
                                                  of standards within the Act, its                        all of the known roost sites known at                  long-nosed bat is a colonial roosting
                                                  implementing regulations, and Service                   that time, the recovery potential for the              species that roosts in groups ranging
                                                  policies (see Delisting Proposal, below)                lesser long-nosed bat was determined to                from a few hundred to over 100,000.
                                                  to the scientific information and                       be high. A U.S. recovery plan was                      Roost sites are primarily caves, mines,
                                                  analysis in the SSA. The following                      completed for the lesser long-nosed bat                and large crevices with appropriate
                                                  discussion is a summary of the results                  in 1997 (USFWS 1997, entire) and the                   temperatures and humidity; reduced
                                                  and conclusions from the SSA report.                    Program for the Conservation of                        access to predators; free of the disease-


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                                                  1668                       Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules

                                                  causing organisms (fungus that causes                   implemented at over half the roosts in                 endangered species list applies to our
                                                  white-nose syndrome, etc.); limited                     both the United States and Mexico                      proposal to remove the lesser long-
                                                  human disturbance; structural integrity                 (approximately 40 roosts), including                   nosed bat from the U.S. List of
                                                  maintained; in a diversity of locations to              gating, road closures, fencing,                        Endangered and Threatened Wildlife.
                                                  provide for maternity, mating,                          implementation of management plans,                    Much of the range of this species in the
                                                  migration, and transition roost sites.                  public education, monitoring, and                      United States is on federally managed
                                                     The primary life-history needs of this               enforcement of access limitations.                     lands (≤75 percent). Federal agencies
                                                  subspecies include appropriate and                      Generally, roosts on Federal lands                     have guidelines and requirements in
                                                  adequately distributed roosting sites;                  benefit from monitoring by agency                      place to protect lesser long-nosed bats
                                                  adequate forage resources for life-history              personnel and a law enforcement                        and their habitats, particularly roost
                                                  events such as mating and birthing; and                 presence resulting in these roosts being               sites. As described above, roosts on
                                                  adequate roosting and forage resources                  exposed to fewer potential impacts than                Federal lands benefit from monitoring
                                                  in an appropriate configuration (a                      they otherwise would be. Efforts to                    by agency personnel and a law
                                                  ‘‘nectar trail’’) to complete migration                 physically protect roosts through the                  enforcement presence resulting in these
                                                  between central and southern Mexico                     use of gates or barriers have been                     roosts being exposed to fewer potential
                                                  and northern Mexico and the United                      implemented at six roost sites in                      impacts than they otherwise would be.
                                                  States.                                                 Arizona. The experimental fence at one                 Gating of roosts on Federal lands is
                                                     For more information on this topic,                  roost (a mine site) worked initially, but              being implemented and evaluated. If the
                                                  see chapter 2 of the SSA Report                         was subsequently vandalized resulting                  lesser long-nosed bat is delisted,
                                                  (USFWS 2016), which is available                        in roost abandonment. The fencing was                  protection of their roost sites and forage
                                                  online at http://www.regulations.gov or                 repaired and there have been no                        resources will continue on Federal
                                                  https://www.fws.gov/southwest/es/                       subsequent breeches and the bats have                  lands. Agency land-use plans and
                                                  arizona/Lesser.htm, or in person at the                 recolonized the site (USFWS 2016; p.                   general management plans contain
                                                  Arizona Ecological Services Field Office                11).                                                   objectives to protect cave resources and
                                                  (see ADDRESSES, above).                                    In addition, since the 1988 listing                 restrict access to abandoned mines, both
                                                  Current Conditions                                      rule, increased public and academic                    of which can be enforced by law
                                                                                                          interest, along with additional funding,               enforcement officers. In addition,
                                                     For the last 20 years following the                  has resulted in additional research
                                                  completion of the lesser long-nosed bat                                                                        guidelines in these plans for grazing,
                                                                                                          leading to a better understanding of the               recreation, off-road use, fire, etc. will
                                                  recovery plan, there has been a steadily                life history of the lesser long-nosed bat.
                                                  increasing effort related to the                                                                               continue to prevent or minimize
                                                                                                          At the time of listing, we believed                    impacts to lesser long-nosed bat forage
                                                  conservation of this subspecies. Better                 livestock grazing and fire were
                                                  methods of monitoring have been                                                                                resources. Examples of these agency
                                                                                                          impacting the viability of this                        plans include the Fort Huachuca
                                                  developed, including the use of infrared                subspecies. We now know that livestock
                                                  videography and radio telemetry. These                                                                         Integrated Natural Resources
                                                                                                          grazing and fire have less of an impact                Management Plan, the Coronado
                                                  monitoring efforts have led to an                       on the viability of this subspecies than
                                                  increase in the number of known roosts                                                                         National Forest Land Use and Resource
                                                                                                          previously thought. Other threats have                 Management Plan, and the Safford
                                                  throughout its range, from                              been reduced such as reducing the
                                                  approximately 14 known at the time of                                                                          District Resource Management Plan
                                                                                                          killing of non-target bat species during               (DOD 2001, entire; USFS 2005, entire;
                                                  listing to approximately 75 currently                   vampire bat control activities in Mexico
                                                  known roost sites, as well as more                                                                             BLM 1991, entire). As described above,
                                                                                                          (i.e., poisoning, dynamiting, burning,
                                                  accurate assessments of the numbers of                                                                         roosts on Federal lands benefit from
                                                                                                          shooting, anticoagulants, roost
                                                  lesser long-nosed bats using these                                                                             monitoring by agency personnel and a
                                                                                                          destruction, etc.) because of outreach
                                                  roosts. The 1988 listing rule emphasized                                                                       law enforcement presence resulting in
                                                                                                          and education and reducing human
                                                  low populations numbers along with an                                                                          these roosts being exposed to fewer
                                                                                                          disturbance at roosts through the use of
                                                  apparent declining population trend. At                                                                        potential impacts than they otherwise
                                                                                                          fencing, monitoring, and the use of
                                                  this time, we have documented                                                                                  would be. Gating of roosts on Federal
                                                                                                          gates. However, roost disturbance,
                                                  increased lesser long-nosed bat numbers                                                                        lands is being implemented and
                                                                                                          particularly in the border region
                                                  and positive trends (stable or increasing                                                                      evaluated and, while the best design for
                                                                                                          between the United States and Mexico;
                                                  numbers of bats documented over the                     habitat loss due to various land uses;                 such gates is still being developed, these
                                                  past 20 years) at most roosts. There is no              and, to an unknown extent, effects due                 gates do provide long-term protection of
                                                  question that current population                        to climate change continue to be threats               the sites. Further, outreach and
                                                  numbers of lesser long-nosed bats                       to this subspecies. Nonetheless, these                 education, particularly with regard to
                                                  exceed the levels known and recorded                    threats are being addressed or ongoing                 pollinator conservation, has increased
                                                  at the time of listing in 1988. A number                research is developing management                      and human attitudes regarding bats are
                                                  of publications have documented                         strategies such that we have determined                more positive now than in the past; and
                                                  numbers of lesser long-nosed bats                       that the effects of these threats will not             the lesser long-nosed bat has
                                                  throughout its range that far exceed the                affect the future viability of the lesser              demonstrated adaptability to potential
                                                  numbers used in the listing analysis                    long-nosed bat.                                        adverse environmental conditions, such
                                                  (Fleming et al. 2003; Sidner and Davis                     The lesser long-nosed bat’s                         as changes in plant flowering phenology
                                                  1988). For example, although numbers                    conservation status in Mexico has been                 (see discussion under Factor E, below).
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                                                  fluctuate from year to year, the numbers                determined to be secure enough that                       Because of the occurrence of both
                                                  of lesser long-nosed bats estimated from                Mexico removed the subspecies from its                 resident and migratory subpopulations
                                                  2010–2015 in the three known                            endangered species list in 2013 because                within the lesser long-nosed bat
                                                  maternity roosts in the U.S. were an                    of the factors described above. The                    population, it is important for all of the
                                                  average of two and a half times higher                  species has a greater distribution in                  necessary habitat elements to be
                                                  than numbers presented in the Recovery                  Mexico than in the United States, but                  appropriately distributed across the
                                                  Plan (USFWS 2016; p. 10). Furthermore,                  most of the same reasoning for the                     range of this species such that roost
                                                  protection measures have been                           subspecies’ removal from Mexico’s                      sites, forage resources, and migration


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                                                                             Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules                                            1669

                                                  pathways are in the appropriate                         been removed or reduced to such an                     (Medellı́n and Torres 2013, p. 11–13).
                                                  locations during the appropriate season.                extent that the species may no longer                  For more information, see chapter 2 of
                                                  Currently, the distribution of the lesser               need the protections of the Act. They                  the SSA Report (USFWS 2016).
                                                  long-nosed bat extends from southern                    also identify suites of actions that are
                                                                                                                                                                 Recovery Criterion 2 (Roost Numbers
                                                  Mexico into the southwestern United                     expected to facilitate achieving this goal
                                                                                                                                                                 Stable or Increasing)
                                                  States. In Mexico, the distribution of the              of recovery. While recovery plans are
                                                  lesser long-nosed bat covers                            not regulatory, they provide guidance                    Nearly all of the lesser long-nosed bat
                                                  approximately 40 percent of the country                 regarding what recovery may look like                  experts and researchers who provided
                                                  when considering resident areas,                        and possible paths to achieve it.                      input to the 5-year review indicated that
                                                  migration pathways, and seasonally-                     However, there are many paths to                       they observed that the number of lesser
                                                  occupied roosts within the range of this                accomplishing recovery of a species,                   long-nosed bats at most of the roost sites
                                                  subspecies. Within both the United                      and recovery may be achieved without                   in both the United States and Mexico is
                                                  States and Mexico, the current                          all recovery actions being implemented                 stable or increasing. As discussed in the
                                                  distribution of the lesser long-nosed bat               or criteria being fully met. Recovery of               SSA report, current expert opinion
                                                  has not decreased or changed                            a species is a dynamic process requiring               supports this same conclusion (see
                                                  substantially from that described in the                adaptive management that may, or may                   chapter 2 of the SSA Report (USFWS
                                                  literature. It is important to note,                    not, fully follow the guidance provided                2016). The lesser long-nosed bat’s
                                                  however, that, as discussed in the SSA                  in a recovery plan.                                    conservation status in Mexico has been
                                                  report, any given area within the range                    The 1997 lesser long-nosed bat                      determined to be secure enough that
                                                  of the lesser long-nosed bat may be used                recovery plan objective is to downlist                 Mexico removed the subspecies from its
                                                  in an ephemeral manner dictated by the                  the species to threatened (USFWS 1997,                 endangered species list in 2013 based
                                                  availability of resources that can change               entire). The recovery plan does not                    on the factors discussed above.
                                                  on an annual and seasonal basis. Roost                  explain why delisting was not                          Recovery Criterion 3 (Protect Roost and
                                                  switching occurs in response to                         considered as the objective for the                    Forage Plant Habitats)
                                                  changing resources and areas that may                   recovery plan. The existing recovery
                                                  be used during one year or season may                   plan does not explicitly tie the recovery                 More lesser long-nosed bat roost
                                                  not be used in subsequent years until                   criteria to the five listing factors at                locations are currently known, and are
                                                  resources are again adequate to support                 section 4(a)(1) of the Act or contain                  being more consistently monitored, than
                                                  occupancy of the area. This affects if                  explicit discussion of those five listing              at the time of listing in 1988 (an
                                                  and how maternity and mating roosts,                    factors. In addition, the reasons for                  increase from approximately 14 to
                                                  migration pathways, and transition                      listing discussed in the recovery plan do              approximately 75 currently known
                                                  roosts are all used during any given year               not actually correspond with the five                  roosts). In related efforts, a number of
                                                  or season. However, while the                           listing factors set forth in section 4(a)(1)           studies have been completed that
                                                  distribution of the lesser long-nosed bat               of the Act. The recovery plan lists four               provide us with better information
                                                  within its range may be fluid, the                      criteria that should be considered for                 related to the forage requirements of the
                                                  overall distribution of this species has                downlisting the subspecies, which are                  lesser long-nosed bat when compared to
                                                  remained similar over time (USFWS                       summarized below. A detailed review of                 the time of listing and recovery plan
                                                  2016, Chapters 1 through 3).                            the recovery criteria for the lesser long-             completion. Because of improved
                                                     For more information on this topic,                  nosed bat is presented in the 5-year                   information, land management agencies
                                                  see chapter 5 of the SSA Report                         Review for the Lesser Long-Nosed Bat                   are doing a better job of protecting lesser
                                                  (USFWS 2016), which is available                        (USFWS 2007; available online at http://               long-nosed bat roost sites and foraging
                                                  online at http://www.regulations.gov or                 www.regulations.gov or https://                        areas. For more information, see chapter
                                                  https://www.fws.gov/southwest/es/                       www.fws.gov/southwest/es/arizona/                      2 of the SSA Report (USFWS 2016).
                                                  arizona/Lesser.htm, or in person at the                 Lesser.htm).                                           Recovery Criterion 4 (Status of New and
                                                  Arizona Ecological Services Field Office                                                                       Known Threats)
                                                                                                          Recovery Criterion 1 (Monitor Major
                                                  (see ADDRESSES, above).
                                                                                                          Roosts for 5 Years)                                       Our current state of knowledge with
                                                  Recovery Planning and Recovery                            Significant efforts have been made to                regard to threats to this subspecies has
                                                  Criteria                                                implement a regular schedule of                        changed since the development of the
                                                     Section 4(f) of the Act directs us to                monitoring at the known roost sites in                 recovery plan. Threats to the lesser long-
                                                  develop and implement recovery plans                    Arizona. All thirteen of the roost sites               nosed bat from grazing on food plants,
                                                  for the conservation and survival of                    identified in the recovery plan have had               the tequila industry, and prescribed fire,
                                                  endangered and threatened species                       some degree of monitoring over the past                identified in the recovery plan, are
                                                  unless we determine that such a plan                    20 years. In the United States, all of the             likely not as severe as once thought.
                                                  will not promote the conservation of the                six roosts identified in the recovery plan             Effects from illegal border activity and
                                                  species. Recovery plans identify site-                  for monitoring (Copper Mountain,                       the associated enforcement activities are
                                                  specific management actions that will                   Bluebird, Old Mammon, Patagonia Bat                    a new and continuing threat to roost
                                                  achieve recovery of the species and                     Cave, State of Texas, and Hilltop) have                sites in the border region. Potential
                                                  objective, measurable criteria that set a               been monitored since 2001. This                        effects to forage species and their
                                                  trigger for review of the species’ status.              recovery criterion has been satisfied for              phenology as a result of climate change
                                                  Methods for monitoring recovery                         roosts in Arizona. None of the New                     have been identified, but are
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                                                  progress may also be included in                        Mexico roosts were identified for                      characterized by uncertainty and lack of
                                                  recovery plans.                                         monitoring in the recovery plan, but                   data specifically addressing those
                                                     Recovery plans are not regulatory                    these roosts have been monitored                       issues. Nonetheless, lesser long-nosed
                                                  documents; instead they are intended to                 sporadically since the completion of the               bats have shown the ability to adapt to
                                                  establish goals for long-term                           recovery plan (USFWS 2007; p. 6–9).                    adverse forage conditions and we find
                                                  conservation of listed species and define               The seven roost sites in Mexico have                   that the lesser long-nosed bat is
                                                  criteria that are designed to indicate                  been regularly monitored since the                     characterized by flexible and adaptive
                                                  when the threats facing a species have                  development of the recovery plan                       behaviors that will allow it to remain


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                                                  1670                       Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules

                                                  viable under changing climatic                          to evaluate the current and future                     trend of the population, in the
                                                  conditions. Some progress has been                      viability of the lesser long-nosed bat.                professional judgment of biologists and
                                                  made toward protecting known lesser                     The effects of conservation measures                   others involved in these efforts, the total
                                                  long-nosed bat roost sites; while the                   currently in place were also assessed in               numbers of bats observed at roost sites
                                                  ultimate level of effectiveness of gates as             the SSA report as part of the current                  across the range of the lesser long-nosed
                                                  a protection measure is still being                     condition of the subspecies, and those                 bat are considered stable or increasing at
                                                  evaluated and improved, they do                         effects were projected in future                       nearly all roost sites being monitored.
                                                  provide long-term protection of roost                   scenarios. The evaluation of the five                  With a documented increase from an
                                                  sites. Gates are being currently being                  factors as described in the SSA report is              estimated 500 lesser long-nosed bats in
                                                  tested at a few additional lesser long-                 summarized below.                                      the U.S. at the time of listing to over
                                                  nosed bat roost sites. For more                                                                                100,000 currently documented, the total
                                                                                                          Factor A. The Present or Threatened
                                                  information, see chapter 4 of the SSA                                                                          number of bats currently being
                                                                                                          Destruction, Modification, or
                                                  Report (USFWS 2016).                                                                                           documented is many times greater than
                                                     As discussed in the SSA report and 5-                Curtailment of Its Habitat or Range
                                                                                                                                                                 those numbers upon which the listing of
                                                  year review, data relied upon to develop                   The primary threat to this subspecies               this species relied, and while this may,
                                                  the 1988 listing rule and the recovery                  continues to be roost site disturbance or              in large part, reflect a better approach to
                                                  plan were incomplete. Subsequent to                     loss. The colonial roosting behavior of                survey and monitoring in subsequent
                                                  the completion of the listing rule and                  this subspecies, where high percentages                years, it gives us better information
                                                  recovery plan, considerable additional                  of the population can congregate at a                  upon which to evaluate the status of the
                                                  data regarding the life history and status              limited number of roost sites, increases               lesser long-nosed bat population.
                                                  of the lesser long-nosed bat have been                  the likelihood of significant declines or
                                                                                                          extinction due to impacts at roost sites.                 Significant information regarding the
                                                  gathered and, as discussed above, have
                                                                                                          However, as discussed above, increased                 relationship of lesser long-nosed bats to
                                                  documented an increase in the number
                                                                                                          lesser long-nosed bat numbers and                      their forage resources has been gathered
                                                  of known roost sites and the number of
                                                                                                          positive trends at most roosts have                    over the past decade. Because lesser
                                                  lesser long-nosed bats occupying those
                                                                                                          reduced concerns expressed in the 1988                 long-nosed bats are highly specialized
                                                  roosts. During the 2007 5-year review of
                                                                                                          listing rule with regard to low                        nectar-, pollen-, and fruit-eaters, they
                                                  the status of this subspecies, it was
                                                                                                          population numbers and an apparent                     have potential to be extremely
                                                  determined that the 1997 recovery plan
                                                                                                          declining population trend. Known                      vulnerable to loss of or impacts to forage
                                                  was outdated and did not reflect the
                                                  best available information on the                       roosts have had protective measures                    species. However, lesser long-nosed bats
                                                  biology of this subspecies and its needs                implemented, previously unknown                        are also highly effective at locating food
                                                  (USFWS 2007; p. 30; available online at                 roosts have been identified and agencies               resources, and their nomadic nature
                                                  http://www.regulations.gov or https://                  and conservation partners are                          allows them to adapt to local
                                                  www.fws.gov/southwest/es/arizona/                       implementing protective measures, and                  conditions. For example, the resiliency
                                                  Lesser.htm). Therefore, rather than use                 outreach and education has been                        of lesser long-nosed bats became evident
                                                  the existing outdated recovery criteria,                effective in increasing the                            in 2004, when a widespread failure of
                                                  the Service assessed the species’                       understanding of the general public, as                saguaro and organ pipe bloom occurred.
                                                  viability, as summarized in the SSA                     well as conservation partners, with                    The failure was first noted in Organ
                                                  report (USFWS 2016), in making the                      regard to the need to prevent                          Pipe Cactus National Monument, and
                                                  determination of whether or not the                     disturbance at lesser long-nosed bat                   such a failure had not been noted in the
                                                  lesser long-nosed bat has recovered as                  roosts while the bats are present                      recorded history of the Monument
                                                  defined by the Act.                                     (USFWS 2016, p. 45–48). As discussed                   (Billings 2005). The failure extended
                                                                                                          in the SSA report, we have determined                  from Cabeza Prieta NWR on the west to
                                                  Summary of Factors Affecting the                        that the current lesser long-nosed bat                 Tucson on the east, and south into
                                                  Species                                                 population is currently viable and is                  central Sonora, Mexico. The large-scale
                                                     Section 4 of the Act and its                         likely to remain so into the future based              loss of this lesser long-nosed bat food
                                                  implementing regulations (50 CFR part                   on the documentation of higher                         resource was somewhat offset by the
                                                  424) set forth the procedures for listing               numbers of lesser long-nosed bats,                     fact that small numbers of both saguaro
                                                  species, reclassifying species, or                      increased numbers of known and                         and organ pipe flowers continued to
                                                  removing species from listed status. A                  protected roost sites, improved outreach               bloom into August and September. Such
                                                  species may be determined to be an                      and education, and a decrease in the                   a failure would have been expected to
                                                  endangered or threatened species due to                 effects of known threats and plans to                  result in fewer lesser long-nosed bats
                                                  one or more of the five factors described               assess and address known threats in the                using roosts in this area or reduced
                                                  in section 4(a)(1) of the Act: (A) The                  future (USFWS 2016, entire). We have                   productivity at these roosts. However,
                                                  present or threatened destruction,                      determined that roost sites have and                   this was not the case. Maternity roost
                                                  modification, or curtailment of its                     will be protected to the extent that roost             numbers remained as high as or higher
                                                  habitat or range; (B) overutilization for               disturbance is no longer a sufficient                  than previous years, with some 25,000
                                                  commercial, recreational, scientific, or                threat to warrant listing under the Act.               adult females counted during 2004
                                                  educational purposes; (C) disease or                       In general, while actual numbers of                 monitoring (Billings 2005). Ultimately,
                                                  predation; (D) the inadequacy of                        bats observed at roost sites may not                   it appears lesser long-nosed bats were
                                                  existing regulatory mechanisms; or (E)                  support a statistically valid population               able to subsist and raise young in
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                                                  other natural or manmade factors                        trend, the overall numbers of bats                     southwestern Arizona in this atypical
                                                  affecting its continued existence. A                    observed at roost sites can be used as an              year. Other observations over the past
                                                  species may be reclassified or delisted                 index of population status. Although                   20 years, including some years of
                                                  on the same basis. Consideration of                     most data related to lesser long-nosed                 significantly reduced agave availability,
                                                  these factors was included in the SSA                   bat roost counts and monitoring have                   have indicated that the lesser long-
                                                  report in the discussion on ‘‘threats’’ or              not been collected in a way that is                    nosed bat is more adaptable than
                                                  ‘‘risk factors,’’ and threats were                      statistically rigorous enough to draw                  previously believed to changing forage
                                                  projected into the future using scenarios               statistically-valid conclusions about the              resource availability. This adaptability


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                                                                             Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules                                             1671

                                                  leads us to a determination that forage                 corridors to be truncated or interrupted               habitat. Therefore, based on the analysis
                                                  availability will not significantly affect              is a concern. Significant gaps in the                  completed in the SSA report (USFWS
                                                  the viability of the lesser long-nosed bat              presence of important roosts and forage                2016; p. 54–61), we have determined
                                                  population.                                             species along migration routes would                   that threats to the habitat of this species
                                                     Additionally, the effects of livestock               affect the population dynamics of this                 are currently reduced and will continue
                                                  grazing and prescribed fire on long-                    subspecies. While the lesser long-nosed                to be addressed in the foreseeable
                                                  nosed bat food sources are also not as                  bat continues to be faced with loss and                future, or are not as significant as
                                                  significant as originally thought. For                  modification of its habitat throughout its             previously thought. We find that threats
                                                  example, Widmer (2002) found that                       range, the habitats used by this                       to the habitat of this species have been
                                                  livestock were not responsible for all of               subspecies occur over an extensive                     eliminated, reduced, or mitigated to the
                                                  the utilization of agave flower stalks                  range that covers a wide diversity of                  extent that the subspecies no longer is
                                                  their study area. Wildlife such as                      vegetation and ecological communities.                 an endangered or threatened species
                                                  javelina, white-tailed deer, and small                  These are habitat characteristics that                 under the Act. Lesser long-nosed bat
                                                  mammals also utilized agave flower                      would not make this subspecies                         habitat conditions are currently, and are
                                                  stalks as a food resource. The extent of                intrinsically vulnerable with regard to                predicted to remain at levels that have
                                                  livestock use of agave flower stalks                    habitat limitations. That is to say, the               and will improve the viability of the
                                                  appears to be related to standing                       wide variety of ecosystems that this                   lesser long-nosed bat to the point that
                                                  biomass and distance from water.                        subspecies uses, over a relatively                     the species is no longer endangered.
                                                  Further, Bowers and McLaughlin (2000)                   expansive range, results in available
                                                  found that the proportion of agave                      areas characterized by the asynchronous                Factor B. Overutilization for
                                                  flower stalks broken by cattle did not                  flowering of forage resources making up                Commercial, Recreational, Scientific, or
                                                  differ significantly between grazed and                 the diet of the lesser long-nosed bat and              Educational Purposes
                                                  ungrazed areas. All of which indicate                   buffers this subspecies from potential                    Lesser long-nosed bats are not known
                                                  that livestock do not have a significant                loss or reduction of habitats as a result              to be taken for commercial purposes,
                                                  effect on lesser long-nosed bat food                    of stochastic events, including the                    and scientific collecting is not thought
                                                  sources, over and above native grazers.                 effects of climate change, among others.               to be a problem (USFWS 1988, p.
                                                  Thomas and Goodson (1992) and                              There is no question that current                   38459). Caves and mines continue to
                                                  Johnson (2001, p. 37) reported 14% and                  population numbers of lesser long-                     attract recreational users interested in
                                                  19% mortality of agaves following                       nosed bats exceed the levels known and                 exploring these features but this threat
                                                  burns. Some agency monitoring has                       recorded at the time of listing in 1988.               has probably not increased since the
                                                  occurred post-fire for both wildfires and               A number of publications have                          listing. For example, Pima County, in
                                                  prescribed burns. This monitoring                       documented numbers of lesser long-                     southeastern Arizona, is implementing
                                                  indicates that agave mortality in burned                nosed bats throughout its range that far               mine closures on lands that they have
                                                  areas is generally less than 10% (USFS                  exceed the numbers used in the listing                 acquired for conservation purposes.
                                                  2015, p. 82–83; USFS 2013, p. 10–11).                   analysis with an estimated increase
                                                                                                                                                                 Other land management agencies also
                                                  Contributing to this relatively low                     from fewer than 1,000 bats to
                                                                                                                                                                 carry out abandoned mine closures for
                                                  mortality rate is the fact that most fires              approximately 200,000 bats (Fleming et
                                                                                                                                                                 public recreational safety purposes. A
                                                  burn in a mosaic, where portions of the                 al. 2003, pp. 64–65; Sidner and Davis
                                                                                                                                                                 positive aspect of these mine closure
                                                  area do not burn. Impacts of fire on                    1988, p. 494). Also, in general, the trend
                                                                                                                                                                 processes is that most agencies and
                                                  agave as a food source for lesser long-                 in overall numbers of lesser long-nosed
                                                                                                                                                                 landowners now understand the value
                                                  nosed bats may not be a significant                     bats estimated at roost sites has been
                                                                                                                                                                 of these features to bats and other
                                                  concern for the following reasons: Fire-                stable or increasing in both the United
                                                                                                                                                                 wildlife and are implementing measures
                                                  caused mortality of agaves appears to be                States and Mexico (Medellı́n and Knoop
                                                                                                                                                                 to maintain those values while still
                                                  low; alternative foraging areas typically               2013, p. 13; USFWS 2016). Increased
                                                  occur within the foraging distance from                 roost occupancy and the positive trend                 addressing public health and safety
                                                  lesser long-nosed bat roosts; and most                  in numbers of lesser long-nosed bats                   concerns. The 1988 listing rule stated
                                                  agave concentrations occur on steep,                    occupying these roosts appear to be                    that bats were often killed by vandals
                                                  rocky slopes with low fuel loads                        supported by adequate forage resources.                (USFWS 1988, p. 38459). However,
                                                  (Warren 1996). In addition, Johnson                     The adaptability of the lesser long-nosed              significant changes in the public
                                                  (2001, p. 35–36) reported that                          bat to changing forage conditions seems                perception of bats are occurring.
                                                  recruitment of new agaves occurred at                   to allow the lesser long-nosed bat to                  Educational efforts are beginning to
                                                  higher rates in burned plots than in                    sustain a positive population status                   make a difference.
                                                  unburned plots, indicating that there                   under current environmental                               In both the U.S. and Mexico, public
                                                  may be an increased availability over                   conditions.                                            education, in the form of radio and
                                                  time of agaves in areas that have burned,                  While some threats are ongoing with                 television spots, and educational
                                                  if the return rate of fire is greater than              regard to lesser long-nosed bat habitat,               materials have been implemented.
                                                  seven years. The effects of agave                       in general, we find that threats to this               Agencies now receive calls for
                                                  harvesting are limited to bootleggers,                  species’ habitat have been reduced or                  assistance in nonlethal solutions to bat
                                                  which is likely occurring at the same                   are being addressed in such a way that                 issues. Often, the general public does
                                                  levels as when the species was listed in                lesser long-nosed bat habitat is being                 take the time to understand or
                                                  1988, however, this is not considered                   enhanced and protected at a level that                 differentiate when it comes to emotional
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                                                  significant. In addition, increased                     has increased since the 1988 listing of                issues such as rabies or vampire bats,
                                                  outreach and education are being                        this species. In particular, areas that                but outreach and education are
                                                  provided to tequila producers in an                     were vulnerable to threats have been                   improving the understanding and
                                                  effort to reduce the effects of agave                   protected or are now managed such that                 knowledge of facts when it comes to the
                                                  harvesting on lesser long-nosed bats.                   those threats have been reduced.                       reality of the extent of these issues.
                                                     While not currently a threat affecting               Outreach and education have increased                  There has been a focused effort in
                                                  the viability of the lesser long-nosed bat              the understanding of what needs to be                  Mexico to reduce the mortality of non-
                                                  population, the potential for migration                 done to protect lesser long-nosed bat                  target species in relation to vampire bat


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                                                  1672                       Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules

                                                  control (see chapter 4 of the SSA Report                hunting season on bats, meaning it is                  changes in Southwestern vegetation
                                                  (USFWS 2016).                                           always illegal to take them. Provisions                communities as a result of the effects of
                                                    In summary, we determine that the                     for special licenses to take bats and                  climate change (Garfin et al. 2014, p.
                                                  viability of the lesser long-nosed bat is               other restricted live wildlife are found               468; Munson et al. 2012, p. 9–12; Archer
                                                  not being significantly affected by                     in Arizona Game and Fish Commission                    and Predick 2008, p. 24). In the most
                                                  threats from scientific research or public              Rule 12, Article 4 and are administered                recent assessment of climate change
                                                  recreational activities.                                by the Arizona Game and Fish                           impacts by the Intergovernmental Panel
                                                  Factor C. Disease or Predation                          Department. However, this protection is                on Climate Change (IPCC), the IPCC
                                                                                                          for individual animals only, and does                  indicated that there would be a decrease
                                                     Disease does not currently appear to                 not apply to the loss or destruction of                in the number of cold days and nights
                                                  be a significant risk factor for the lesser             habitat. As discussed in the SSA report                and an increase in the number of warm
                                                  long-nosed bat. Emerging disease issues,                (USFWS 2016; p. 14), there is one                      days and warm nights which would
                                                  such as those associated with white-                    Federal Act and one State Statute in the               favor frost-intolerant lesser long-nosed
                                                  nose syndrome, may become more                          United States that provide some                        bat forage species like saguaro and organ
                                                  significant, however our current                        measure of protection at cave roosts.                  pipe cacti, but may also affect the
                                                  scientific assessment indicates that                    The Federal Cave Protection Act of 1988                blooming phenology of those same
                                                  white-nose syndrome will not affect this                prohibits persons from activities that                 species (IPCC 2014, p. 53). They also
                                                  non-hibernating species. Therefore,                     ‘‘destroy, disturb, deface, mar, alter,                indicted that precipitation events would
                                                  because lesser long-nosed bats do not                   remove, or harm any significant cave or                likely become more intense and that we
                                                  hibernate, we do not anticipate that                    alters free movement of any animal or                  are more likely to see climate-related
                                                  white-nose syndrome will be a                           plant life into or out of any significant              extremes such as heat waves, droughts,
                                                  significant risk factor for lesser long-                cave located on Federal lands, or enters               floods, wildfires, etc. (IPCC 2014, p. 53).
                                                  nosed bats (see chapter 4 of the SSA                    a significant cave with the intent of                     The U.S. Geological Survey produced
                                                  Report (USFWS 2016).                                    committing any act described . . .’’                   a mapping tool that allows climate
                                                     Predation does contribute to the                     Arizona Revised Statute 13–3702 makes                  change projections to be downscaled to
                                                  mortality of lesser long-nosed bats at                  it a class 2 misdemeanor to ‘‘deface or                local areas including states, counties,
                                                  roost sites. Likely predators include                   damage petroglyphs, pictographs, caves,                and watershed units. We used this
                                                  snakes, raccoons, skunks, ringtails,                    or caverns.’’ Activities covered under                 National Climate Change Viewer (U.S.
                                                  bobcats, coyotes, barn owls, great-                     ARS 13–3702 include ‘‘kill, harm, or                   Geological Survey 2016) to compare
                                                  horned owls, and screech owls.                          disturb plant or animal life found in any              past and projected future climate
                                                  Specifically, barn owls have been                       cave or cavern, except for safety                      conditions for Pima, Santa Cruz, and
                                                  observed preying on lesser long-nosed                   reasons.’’                                             Cochise counties, Arizona. The baseline
                                                  bats at the maternity roost at Organ Pipe                  The above laws and regulations will                 for comparison was the observed mean
                                                  Cactus National Monument for many                       continue to protect lesser long-nosed                  values from 1950 through 2005, and 30
                                                  years and snakes have been observed                     bats and their habitats after delisting.               climate models were used to project
                                                  preying on lesser long-nosed bats in                    We have determined that these existing                 future conditions for 2050 through 2074.
                                                  Baja California Sur, Mexico. However, at                regulations address the most important                 We selected the climate parameters of
                                                  large aggregations, such as bat roosts,                 threats to the lesser long-nosed bat as                April maximum temperature and
                                                  predation is an insignificant impact on                 discussed in the SSA report (USFWS                     August and December mean
                                                  the population. Therefore, we find that                 2016; p. 54–61).                                       precipitation to evaluate potential
                                                  neither disease nor predation are                                                                              effects on lesser long-nosed bat forage
                                                  currently or is likely in the future to                 Factor E. Other Natural or Manmade
                                                                                                                                                                 resources. These particular parameters
                                                  affect the viability of the lesser long-                Factors Affecting Its Continued
                                                                                                                                                                 were selected from those available
                                                  nosed bat.                                              Existence
                                                                                                                                                                 because they represented those most
                                                                                                             Ecosystems within the southwestern                  likely to impact the survival and
                                                  Factor D. The Inadequacy of Existing                    United States are thought to be
                                                  Regulatory Mechanisms                                                                                          flowering phenology of individual
                                                                                                          particularly susceptible to the effects of             forage species.
                                                    The current listing of the lesser long-               climate change and variability (Strittholt                Similar to the more general climate
                                                  nosed bat in the United States and the                  et al. 2012, p. 104–152; Munson et al.                 change effects discussed above, the
                                                  former listing of the bat in Mexico as an               2012, p. 1–2; Archer and Predick 2008).                downscaled analysis also showed
                                                  endangered species have provided this                   Documented trends and model                            warming spring temperatures which
                                                  species with some level of protection.                  projections most often show changes in                 could result in an early blooming period
                                                  Outside of this, there are no laws or                   two variables: Temperature and                         for lesser long-nosed bat forage species
                                                  regulations protecting this species in                  precipitation. Recent warming in the                   (USGS 2016). Precipitation changes
                                                  Mexico. In fact, the lack of regulation                 southwest is among the most rapid in                   were evaluated for changes to monsoon
                                                  related to control of vampire bats in                   the nation, significantly more than the                and winter precipitation. In line with
                                                  Mexico is continuing to result in the                   global average in some areas (Garfin et                the general climate projections, changes
                                                  mortality of the lesser long-nosed bat                  al. 2014, p. 463; Strittholt et al. 2012, p.           during the evaluated time periods were
                                                  due to the lack of requirements to                      104–152; Munson et al. 2012, p. 1–2;                   greater for winter precipitation than for
                                                  properly identify the target species.                   Guido et al. 2009). Precipitation                      monsoon precipitation. Changes
                                                  However, increased education and                        predictions have a larger degree of                    projected for monsoon precipitation
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                                                  outreach is improving this situation in                 uncertainty than predictions for                       were minimal, but projected to be
                                                  Mexico. In the United States, State laws                temperature, especially in the                         reduced by approximately one inch per
                                                  and regulations provide some additional                 Southwest (Sheppard et al. 2002), but                  100 days for winter precipitation (USGS
                                                  level of protection. For example,                       indicate reduced winter precipitation                  2016).
                                                  Arizona State Law in ARS Title 17                       with more intense precipitation events                    The best available information
                                                  prohibits the taking of bats outside of a               (Global Climate Change 2009, p. 129–                   indicates that ongoing climate change
                                                  prescribed hunting season and, per                      134; Archer and Predick 2008, p. 24).                  will probably have some effect on lesser
                                                  Commission Order 14, there is no open                   Further, some models predict dramatic                  long-nosed bat forage resources. Such


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                                                                             Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules                                            1673

                                                  effects will occur as a result of changes               varying magnitude and duration                         year timeframe and low for the 50-year
                                                  in the phenology (periodic biological                   (resiliency). The viability of this species            timeframe. For each future scenario, we
                                                  phenomena, such as flowering, in                        is also dependent on the likelihood of                 describe how confident we are that that
                                                  relation to climatic conditions) and                    new threats or risk factors or the                     particular scenario will occur. This
                                                  distribution of lesser long-nosed bat’s                 continuation of existing threats now and               confidence is based on the following
                                                  forage resources. How this affects the                  in the future that act to reduce a species’            confidence categories: Highly likely
                                                  viability of the lesser long-nosed bat                  redundancy, resiliency, and                            (greater than 90 percent sure of the
                                                  population is not clear. There is much                  representation.                                        scenario occurring); moderately likely
                                                  uncertainty and a lack of information                      As described in the SSA report, we                  (70 to 90 percent sure); somewhat likely
                                                  regarding the effects of climate change                 evaluated the viability of the lesser long-            (50 to 70 percent sure); moderately
                                                  and specific impacts to forage for this                 nosed bat population at two timeframes,                unlikely (30 to 50 percent sure);
                                                  subspecies. The biggest effect to the                   15 years and 50 years. The 15-year                     unlikely (10 to 30 percent sure); and
                                                  lesser long-nosed bat will occur if forage              timeframe represents the time it                       highly unlikely (less than 10 percent
                                                  availability gets out of sync along the                 generally takes to document the                        sure). The SSA report concluded that it
                                                  ‘‘nectar trail’’ such that bats arrive at the           effectiveness of various research,                     is unlikely that the worst-case scenario
                                                  portion of the range they need to meet                  monitoring, and management                             will actually occur. The worst case
                                                  life-history requirements (migration,                   approaches that have been or are                       scenario describes a drastic increase in
                                                  mating, birthing) and there are                         implemented related to lesser long-                    negative public attitudes towards bats
                                                  inadequate forage resources to support                  nosed bat conservation. Therefore, the                 and lesser long-nosed bat conservation,
                                                  that activity. If the timing of forage                  15-year timeframe is a reasonable period               a greater influence from white-nose
                                                  availability changes, but changes                       of time within which we can predict                    syndrome, and the worst possible effects
                                                  consistently in a way that maintains the                outcomes of these activities in relation               from climate change. Based on our
                                                  nectar trail, this subspecies is expected               to the viability of the lesser long-nosed              experience and the past and ongoing
                                                  to adapt to those timing changes as                     bat population. The 50-year timeframe                  actions of the public and the
                                                  stated above (see chapter 4 of the SSA                  is related primarily to the ability of                 commitment of management agencies in
                                                  Report (USFWS 2016). For example, as                    various climate change models to                       their land-use planning documents to
                                                  noted earlier, the resiliency of lesser                 reasonably and consistently predict or                 address lesser long-nosed bat
                                                  long-nosed bats became evident in 2004,                 assess likely affects to lesser long-nosed             conservation issues, both now and in
                                                  when a widespread failure of saguaro                    bats and their forage resources. For each              the future in both the United States and
                                                  and organ pipe bloom occurred and                       of these timeframes, we evaluated three                Mexico, such drastic impacts are
                                                  lesser long-nosed bats were still,                      future scenarios, a best-case scenario, a              unlikely to occur (10 to 30 percent sure
                                                  ultimately, able to subsist and raise                   moderate-case scenario, and a worst-                   this scenario will occur). In fact, for the
                                                  young in southwestern Arizona in this                   case scenario with respect to the extent               conditions outlined in the worst-case
                                                  atypical year. It is likely they did so by              and degree to which threats will affect                scenario, we find that certainty of the
                                                  feeding more heavily on agaves (evident                 the future viability of the lesser long-               worst-case scenario occurring is closer
                                                  by agave pollen found on captured                       nosed bat population. We also                          to 10 percent than to 30 percent sure
                                                  lesser long-nosed bats) than they                       determined how likely it would be that                 that this scenario would actually occur
                                                  typically do (see additional discussion                 each of these three scenarios would                    based on the commitment to
                                                  under Factor A above). Although we are                  actually occur. The SSA report details                 conservation of this species and the
                                                  still not sure to what extent the                       these scenarios and our analysis of the
                                                                                                                                                                 adaptability of the lesser long-nosed bat.
                                                  environmental conditions described in                   effects of these scenarios, over the two
                                                                                                                                                                 If the lesser long-nosed bat is delisted
                                                  climate change predictions will affect                  timeframes, on redundancy, resiliency,
                                                                                                                                                                 and prior to the final rule, we will
                                                  lesser long-nosed bat forage resource                   and representation of the lesser long-
                                                                                                                                                                 confirm with our public and agency
                                                  distribution and phenology, we have                     nosed bat population.
                                                                                                             During our decision-making process,                 conservation partners that they will
                                                  documented that lesser long-nosed bats                                                                         continue to coordinate and implement
                                                  have the ability to change their foraging               we evaluated our level of comfort
                                                                                                          making predictions at each of the two                  existing and future conservation actions
                                                  patterns and food sources in response to
                                                                                                          timeframes. Ultimately, while the SSA                  related to the lesser long-nosed bat. For
                                                  a unique situation, providing evidence
                                                                                                          report evaluates both timeframes, there                additional discussion related to the
                                                  that this species is more resourceful and
                                                                                                          was some discomfort expressed by                       worst-case scenario, see the SSA report
                                                  resilient than may have been previously
                                                                                                          decision makers for extending                          (USFWS 2016; p. 51–53). Such ongoing
                                                  thought. We find that the lesser long-
                                                                                                          predictions of the future viability of the             commitment to lesser long-nosed bat
                                                  nosed bat is characterized by flexible
                                                                                                          lesser long-nosed bat out to 50 years due              conservation has already been seen
                                                  and adaptive behaviors that will allow
                                                                                                          to the uncertainty of climate change                   subsequent to the delisting of this bat in
                                                  it to remain viable under changing
                                                                                                          models and the difficulty of predicting                Mexico and our experience has been
                                                  climatic conditions.
                                                                                                          what will happen in Mexico where the                   that it will also continue in the U.S.
                                                  Species Future Conditions and Viability                 majority of this species’ habitat occurs,              after delisting.
                                                    We evaluated overall viability of the                 but where we have less information                        Although the worst-case scenario was
                                                  lesser long-nosed bat in the SSA report                 with regard to the threats affecting the               evaluated in the SSA report, because we
                                                  (USFWS 2016) in the context of                          lesser long-nosed bats. In the SSA                     found that it was unlikely to actually
                                                  resiliency, redundancy, and                             report, all three scenarios were                       occur, the focus of our consideration
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                                                  representation. Species viability, or the               evaluated over both time frames                        was on the scenarios that had the
                                                  ability to survive long term, is related to             (USFWS 2016, p. 52–56). The                            greatest likelihood of occurring, the
                                                  the species’ ability to withstand                       evaluation results of future viability in              best- and moderate-case scenarios,
                                                  catastrophic population and species-                    the SSA report were identical for both                 where redundancy, resiliency, and
                                                  level events (redundancy); the ability to               timeframes (high viability), except in                 representation remain high regardless of
                                                  adapt to changing environmental                         the worst-case scenario where, unlike                  the timeframe or scenario considered.
                                                  conditions (representation); and the                    the moderate- and best-case scenarios,                 Under the current condition for the
                                                  ability to withstand disturbances of                    the viability was moderate for the 15-                 lesser long-nosed bat, as well as in both


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                                                  1674                       Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules

                                                  the best-case (somewhat likely to occur)                there were estimated to be less than 500               detailed in the SSA report, adequate
                                                  and moderate-case (moderately likely to                 lesser long-nosed bats in the United                   roosts of all types (maternity, mating,
                                                  occur) future scenarios, redundancy,                    States; current estimates are greater than             transition, and migratory) currently
                                                  resiliency, and representation of the                   100,000. Rangewide, at the time of                     exist and are likely to exist into the
                                                  lesser long-nosed bat population remain                 listing, it was estimated that there were              foreseeable future (USFWS 2016; p. 8–
                                                  high and the viability of the subspecies                less than 1,000 lesser long-nosed bats.                14). Second, sufficient available forage
                                                  is maintained (USFWS 2016, p. 64–66).                   Current rangewide estimates are                        resources are located in appropriate
                                                                                                          approximately 200,000 lesser long-                     areas, including in proximity to
                                                  Delisting Proposal
                                                                                                          nosed bats. While this may, in large                   maternity roosts and along the ‘‘nectar
                                                     Section 4 of the Act and its                         part, reflect a better approach to survey              trail’’ used during migration. The
                                                  implementing regulations, 50 CFR part                   and monitoring in subsequent years, it                 discussion above and the SSA report
                                                  424, set forth the procedures for listing,              gives us better information upon which                 detail our analysis and determination
                                                  reclassifying, or removing species from                 to evaluate the status of the lesser long-             that forage resources are adequate and
                                                  the Federal Lists of Endangered and                     nosed bat population. This better                      that the lesser long-nosed bat is likely to
                                                  Threatened Wildlife and Plants.                         information is related to the species’                 adapt to any changes in forage
                                                  ‘‘Species’’ is defined by the Act as                    population and the number of roosts,                   availability in the future (USFWS 2016;
                                                  including any species or subspecies of                  and its distribution. Better information               p. 15–20). In addition, the SSA report
                                                  fish or wildlife or plants, and any                     and increased efforts related to habitat               analyses the contribution of current and
                                                  distinct vertebrate population segment                  protection (identification of roost sites              future management of threats to the
                                                  of fish or wildlife that interbreeds when               and forage resources in planning efforts,              subspecies’ long-term viability. The
                                                  mature (16 U.S.C. 1532(16)). Once the                   implementation of protective measures                  future viability of the lesser long-nosed
                                                  ‘‘species’’ is determined, we then                      for roosts and forage resources,                       bat will also depend on continued
                                                  evaluate whether that species may be                    increased awareness of habitat needs,                  positive human attitudes towards the
                                                  endangered or threatened because of                     etc.) have occurred and are planned to                 conservation of bats, implementation of
                                                  one or more of the five factors described               be implemented in the future, regardless               conservation actions protecting roost
                                                  in section 4(a)(1) of the Act. We must                  of the listing status of this subspecies.              sites and forage and migration
                                                  consider these same five factors in                     This increased level of information and                resources, and implementation of
                                                  reclassifying or delisting a species. For               conservation, combined with the                        needed research and monitoring will
                                                  species that are already listed as                      current state of its threats allow us to               inform adaptive management that will
                                                  endangered or threatened, the analysis                  conclude that the subspecies is not in                 contribute to the future viability of the
                                                  of threats must include an evaluation of                danger of extinction and is not expected               lesser long-nosed bat population. The
                                                  both the threats currently facing the                   to become endangered in the foreseeable                SSA report discusses the improved
                                                  species, and the threats that are                       future. Our thorough evaluation of the                 status of these issues across the range of
                                                  reasonably likely to affect the species in              available data for occupancy,                          the lesser long-nosed bat in much more
                                                  the foreseeable future following the                    distribution, and threat factors, as well              detail (USFWS 2016; p. 43–46). The
                                                  delisting or downlisting and the                        as the opinions of experts familiar with               results of the SSA also indicate that the
                                                  removal or reduction of the Act’s                       this subspecies, indicates a currently                 status of the lesser long-nosed bat has
                                                  protections. We may delist a species                    viable population status with a stable to              further improved in the years since the
                                                  according to 50 CFR 424.11(d) if the best               increasing trend.                                      2007 5-Year Review (FWS 2007).
                                                  available scientific and commercial data                   Predicting the future viability of the                 Based on the analysis in the SSA
                                                  indicate that the species is neither                    lesser long-nosed bat is somewhat more                 report for the lesser long-nosed bat
                                                  endangered or threatened for the                        difficult than for species that occur in               (USFWS 2016 and summarized above,
                                                  following reasons: (1) The species is                   discrete, mostly consistent habitats                   the lesser long-nosed bat does not
                                                  extinct; (2) the species has recovered                  (ponds, springs, specific soil types, etc.).           currently meet the Act’s definition of
                                                  and is no longer endangered or                          The lesser long-nosed bat population is                endangered because it is not in danger
                                                  threatened; and/or (3) the original                     fluid and constantly adapts to changing                of extinction throughout all of its range.
                                                  scientific data used at the time the                    environmental conditions over a large,                 Additionally, the lesser long-nosed bat
                                                  species was classified were in error. We                bi-national range. Lesser long-nosed bat               is not a threatened species because it is
                                                  conclude that the lesser-long nosed bat                 roost sites are discrete and consistent,               not likely to become endangered in the
                                                  has recovered and no longer meets the                   but the lesser long-nosed bat may use                  foreseeable future throughout all of its
                                                  definition of endangered or threatened                  these roost sites in a changing and                    range.
                                                  under the Act.                                          adaptable manner to take advantage of
                                                     Although most data related to lesser                                                                        Significant Portion of the Range
                                                                                                          ephemeral and constantly changing
                                                  long-nosed bat roost counts and                                                                                Analysis
                                                                                                          forage resources with both seasonal and
                                                  monitoring have not been collected in a                 annual differences of occurrence.                         Under the Act and our implementing
                                                  way that is rigorous enough to draw                     Therefore, observations of occupancy                   regulations, a species may warrant
                                                  statistically calculable conclusions                    and numbers of bats using these roosts                 listing if it is in danger of extinction or
                                                  about the trend of the population, the                  may not be a complete or accurate                      likely to become so throughout all or a
                                                  total numbers of bats observed at roost                 representation of the status of the                    significant portion of its range. Having
                                                  sites across the range of the lesser long-              subspecies across its range. However,                  determined that the lesser long-nosed
                                                  nosed bat are considered stable or                      the information regarding the status of                bat is not endangered or threatened
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                                                  increasing at nearly all roost sites being              the lesser long-nosed bat population is                throughout all of its range, we next
                                                  monitored based on the professional                     much more accurate and complete than                   consider whether there are any
                                                  judgment of biologists and others                       it was as the time of the 1988 listing                 significant portions of its range in which
                                                  involved in these efforts. The total                    rule.                                                  the lesser long-nosed bat is in danger of
                                                  number of bats currently documented is                     The future viability of this subspecies             extinction or likely to become so. We
                                                  many times greater than the total                       is dependent on a number of factors.                   published a final policy interpreting the
                                                  number of bats documented at the time                   First, an adequate number of roosts in                 phrase ‘‘significant portion of its range’’
                                                  of listing in 1988. At the time of listing,             the appropriate locations is needed. As                (SPR) (79 FR 37578; July 1, 2014). The


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                                                                             Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules                                            1675

                                                  final policy states that: (1) If a species              substantial information indicates that:                whether they are a significant portion of
                                                  is found to be endangered or threatened                 (1) The portions may be ‘‘significant’’;               its range.
                                                  throughout a significant portion of its                 and (2) the species may be in danger of                   We also evaluated representation
                                                  range, the entire species is listed as                  extinction there or likely to become so                across the lesser long-nosed bat’s range
                                                  endangered or threatened, respectively,                 within the foreseeable future.                         to determine if certain areas were in
                                                  and the Act’s protections apply to all                  Depending on the biology of the species,               danger of extinction, or likely to become
                                                  individuals of the species wherever                     its range, and the threats it faces, it                so, due to isolation from the larger
                                                  found; (2) a portion of the range of a                  might be more efficient for us to address              range. Ramirez (2011) investigated
                                                  species is ‘‘significant’’ if the species is            the significance question first or the                 population structure of the lesser long-
                                                  not currently endangered or threatened                  status question first. Thus, if we                     nosed bat through DNA sampling and
                                                  throughout all of its range, but the                    determine that a portion of the range is               analysis and reported that combined
                                                  portion’s contribution to the viability of              not ‘‘significant,’’ we do not need to                 results indicated sampled individuals
                                                  the species is so important that, without               determine whether the species is                       belong to single population including
                                                  the members in that portion, the species                                                                       both the United States and Mexico.
                                                                                                          endangered or threatened there; if we
                                                  would be in danger of extinction, or                                                                           Consequently, individuals found in the
                                                                                                          determine that the species is not
                                                  likely to become so in the foreseeable                                                                         northern migratory range (United States)
                                                                                                          endangered or threatened in a portion of
                                                  future, throughout all of its range; (3)                                                                       and in Mexico should be managed as a
                                                                                                          its range, we do not need to determine                 single population.
                                                  the range of a species is considered to
                                                                                                          if that portion is ‘‘significant.’’ In                    Our analysis indicates that there is no
                                                  be the general geographical area within
                                                                                                          practice, a key part of the determination              significant geographic portion of the
                                                  which that species can be found at the
                                                  time the Service makes any particular                   that a species is in danger of extinction              range that is in danger of extinction or
                                                  status determination; and (4) if a                      in a significant portion of its range is               likely to become so in the foreseeable
                                                  vertebrate species is endangered or                     whether the threats are geographically                 future. Therefore, based on the best
                                                  threatened throughout a significant                     concentrated in some way. If the threats               scientific and commercial data
                                                  portion of its range, and the population                to the species are affecting it uniformly              available, no portion warrants further
                                                  in that significant portion is a valid                  throughout its range, no portion is likely             consideration to determine whether the
                                                  distinct population segment (DPS), we                   to have a greater risk of extinction, and              species may be endangered or
                                                  will list the DPS rather than the entire                thus would not warrant further                         threatened in a significant portion of its
                                                  taxonomic species or subspecies.                        consideration. Moreover, if any                        range.
                                                     The procedure for analyzing whether                  concentration of threats apply only to
                                                                                                          portions of the range that clearly do not              Conclusion
                                                  any portion is an SPR is similar,
                                                  regardless of the type of status                        meet the biologically based definition of                 We have determined that none of the
                                                  determination we are making. The first                  ‘‘significant’’ (i.e., the loss of that                existing or potential threats cause the
                                                  step in our analysis of the status of a                 portion clearly would not be expected to               lesser long-nosed bat to be in danger of
                                                  species is to determine its status                      increase the vulnerability to extinction               extinction throughout all or a significant
                                                  throughout all of its range. If we                      of the entire species), those portions                 portion of its range, nor is the
                                                  determine that the species is in danger                 would not warrant further                              subspecies likely to become endangered
                                                  of extinction, or likely to become                      consideration.                                         within the foreseeable future throughout
                                                  endangered in the foreseeable future,                                                                          all or a significant portion of its range.
                                                                                                             We identified portions of the lesser
                                                  throughout all of its range, we list the                                                                       We may delist a species according to 50
                                                                                                          long-nosed bat’s range that may be
                                                  species as an endangered species or                                                                            CFR 424.11(d) if the best available
                                                                                                          significant, and examined whether any
                                                  threatened species, and no SPR analysis                                                                        scientific and commercial data indicate
                                                                                                          threats are geographically concentrated
                                                  will be required. If the species is neither                                                                    that: (1) The species is extinct; (2) the
                                                                                                          in some way that would indicate that                   species has recovered and is no longer
                                                  in danger of extinction, nor likely to                  those portions of the range may be in
                                                  become so throughout all of its range, as                                                                      endangered or threatened; or (3) the
                                                                                                          danger of extinction, or likely to become              original scientific data used at the time
                                                  we have found here, we next determine
                                                                                                          so in the foreseeable future. Within the               the species was classified were in error.
                                                  whether the species is in danger of
                                                                                                          current range of the lesser long-nosed                 On the basis of our evaluation, we
                                                  extinction or likely to become so
                                                                                                          bat, some distinctions can be made                     conclude that, due to recovery, the
                                                  throughout a significant portion of its
                                                  range. If it is, we will continue to list the           between Mexico and the United States                   lesser long-nosed bat is not an
                                                  species as an endangered species or                     (international border, vegetation                      endangered or threatened species. We
                                                  threatened species, respectively; if it is              communities, etc.). While these                        therefore propose to remove the lesser
                                                  not, we conclude that listing the species               geographic distinctions may be                         long-nosed bat from the Federal List of
                                                  is no longer warranted.                                 significant, our analysis indicates that               Endangered and Threatened Wildlife at
                                                     When we conduct an SPR analysis,                     the species is unlikely to be in danger                50 CFR 17.11(h).
                                                  we first identify any portions of the                   of extinction or to become so in the
                                                  species’ range that warrant further                     foreseeable future in any geographic                   Effects of This Proposed Rule
                                                  consideration. The range of a species                   region within the range of the lesser                    This proposed rule, if made final,
                                                  can theoretically be divided into                       long-nosed bat given that factors such as              would revise our regulations at 50 CFR
                                                  portions in an infinite number of ways.                 roost sites, forage resources, and                     17.11(h) by removing the lesser long-
                                                  However, there is no purpose in                         migration pathways are well distributed                nosed bat from the Federal List of
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                                                  analyzing portions of the range that                    across the entire range and that the                   Endangered and Threatened Wildlife.
                                                  have no reasonable potential to be                      status of the species is stable or                     The prohibitions and conservation
                                                  significant or in analyzing portions of                 increasing in both the United States and               measures provided by the Act,
                                                  the range in which there is no                          Mexico, with conservation actions being                particularly through sections 7 and 9,
                                                  reasonable potential for the species to be              implemented to address ongoing threats.                would no longer apply to this
                                                  endangered or threatened. To identify                   Therefore, we have not identified any                  subspecies. Federal agencies would no
                                                  only those portions that warrant further                portion of the range that warrants                     longer be required to consult with the
                                                  consideration, we determine whether                     further consideration to determine                     Service under section 7 of the Act in the


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                                                  1676                       Federal Register / Vol. 82, No. 4 / Friday, January 6, 2017 / Proposed Rules

                                                  event that activities they authorize,                   significant evidence. The result of the                Therefore, we have and will solicit
                                                  fund, or carry out may affect the lesser                investigation will be to determine if the              information from Native American
                                                  long-nosed bat. Because no critical                     lesser long-nosed bat warrants expanded                Tribes during the comment period to
                                                  habitat was ever designated for the                     monitoring, additional research,                       determine potential effects on them or
                                                  lesser long-nosed bat, this rule would                  additional habitat protection, or                      their resources that may result from the
                                                  not affect 50 CFR 17.95. State laws                     resumption of Federal protection under                 proposed delisting of the lesser long-
                                                  related to the lesser long-nosed bat                    the Act. The draft PDM plan will be                    nosed bat, and we will fully consider
                                                  would remain in place and be enforced                   made available for public comment in a                 their comments on the proposed rule
                                                  and would continue to provide                           future publication in the Federal                      submitted during the public comment
                                                  protection for this subspecies. State and               Register and will be finalized                         period.
                                                  Federal laws related to protection of                   concurrent with finalization of this rule.
                                                  habitat for the lesser long-nosed bat,                                                                         References Cited
                                                  such as those addressing effects to caves               Required Determinations
                                                  and abandoned mines, as well as                         Clarity of the Rule                                       A complete list of all references cited
                                                  protected plant species such as                                                                                in this rule is available on http://
                                                                                                             We are required by Executive Orders                 www.regulations.gov, or upon request
                                                  columnar cacti and agaves, would
                                                  remain in place and afford lesser long-                 12866 and 12988 and by the                             from the Field Supervisor, Arizona
                                                  nosed bat habitat some level of                         Presidential Memorandum of June 1,                     Ecological Services Field Office (see FOR
                                                  protection.                                             1998, to write all rules in plain
                                                                                                                                                                 FURTHER INFORMATION CONTACT).
                                                                                                          language. This means that each rule we
                                                  Post-Delisting Monitoring                               publish must:                                          Authors
                                                    Section 4(g)(1) of the Act requires the                  (1) Be logically organized;
                                                  Secretary of Interior, through the                         (2) Use the active voice to address                   The primary authors of this document
                                                  Service and in cooperation with the                     readers directly;                                      are the staff members of the Arizona
                                                  States, to implement a system to                           (3) Use clear language rather than                  Ecological Services Field Office, U.S.
                                                  monitor for not less than 5 years for all               jargon;                                                Fish and Wildlife Service (see FOR
                                                  species that have been recovered and                       (4) Be divided into short sections and              FURTHER INFORMATION CONTACT).
                                                  delisted. The purpose of this                           sentences; and
                                                                                                                                                                 List of Subjects in 50 CFR Part 17
                                                  requirement is to develop a program                        (5) Use lists and tables wherever
                                                  that detects the failure of any delisted                possible.                                                Endangered and threatened species,
                                                  species to sustain populations without                     If you feel we have not met these                   Exports, Imports, Reporting and
                                                  the protective measures provided by the                 requirements, send us comments by one                  recordkeeping requirements,
                                                  Act. If, at any time during the                         of the methods listed in ADDRESSES. To                 Transportation.
                                                  monitoring period, data indicate that                   better help us revise the rule, your
                                                  protective status under the Act should                  comments should be as specific as                      Proposed Regulation Promulgation
                                                  be reinstated, we can initiate listing                  possible. For example, you should tell
                                                  procedures, including, if appropriate,                  us the numbers of the sections or                        Accordingly, we propose to amend
                                                  emergency listing.                                      paragraphs that are unclearly written,                 part 17, subchapter B of chapter I, title
                                                    We will coordinate with other Federal                 which sections or sentences are too                    50 of the Code of Federal Regulations,
                                                  agencies, State resource agencies,                      long, the sections where you feel lists or             as set forth below:
                                                  interested scientific organizations, and                tables would be useful, etc.
                                                  others as appropriate to develop and                                                                           PART 17—ENDANGERED AND
                                                  implement an effective post-delisting                   National Environmental Policy Act                      THREATENED WILDLIFE AND PLANTS
                                                  monitoring (PDM) plan for the lesser                      We have determined that
                                                  long-nosed bat. The PDM plan will                       environmental assessments and                          ■ 1. The authority citation for part 17
                                                  build upon current monitoring                           environmental impact statements, as                    continues to read as follows:
                                                  techniques and research, as well as                     defined under the authority of the                       Authority: 16 U.S.C. 1361–1407; 1531–
                                                  emerging technology and techniques.                     National Environmental Policy Act of                   1544; 4201–4245, unless otherwise noted.
                                                  Monitoring will assess the species                      1969 (42 U.S.C. 4321 et seq.), need not
                                                  numbers, distribution, and threats                      be prepared in connection with                         § 17.11   [Amended]
                                                  status, as well as ongoing management                   regulations adopted pursuant to section
                                                  and conservation efforts that have                                                                             ■ 2. Amend § 17.11(h) by removing the
                                                                                                          4(a) of the Act. We published a notice
                                                  improved the status of this subspecies                                                                         entry for ‘‘Bat, lesser long-nosed’’ under
                                                                                                          outlining our reasons for this
                                                  since listing. The PDM plan will                        determination in the Federal Register                  MAMMALS from the List of Endangered
                                                  identify, to the extent practicable and in              on October 25, 1983 (48 FR 49244).                     and Threatened Wildlife.
                                                  accordance with our current                                                                                      Dated: December 16, 2016.
                                                  understanding of the subspecies’ life                   Government-to-Government
                                                                                                          Relationship With Tribes                               Marty J. Kodis.
                                                  history measurable thresholds and
                                                                                                                                                                 Acting Director, Fish and Wildlife Service
                                                  responses for detecting and reacting to                    In accordance with the President’s                  .
                                                  significant changes in the lesser long-                 memorandum of April 29, 1994,
                                                                                                                                                                 [FR Doc. 2016–31408 Filed 1–5–17; 8:45 am]
                                                  nosed bat’s populations, distribution,                  ‘‘Government-to-Government Relations
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                                                                                                                                                                 BILLING CODE 4333–15–P
                                                  and persistence. If declines are detected               with Native American Tribal
                                                  equaling or exceeding these thresholds,                 Governments’’ (59 FR 22951), Executive
                                                  the Service, in combination with other                  Order 13175, and the Department of
                                                  PDM participants, will investigate                      Interior’s manual at 512 DM 2, we
                                                  causes of these declines, including                     readily acknowledge our responsibility
                                                  considerations of habitat changes,                      to communicate meaningfully with
                                                  substantial human persecution,                          recognized Federal Tribes on a
                                                  stochastic events, or any other                         government-to-government basis.


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Document Created: 2017-01-06 01:30:09
Document Modified: 2017-01-06 01:30:09
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionProposed Rules
ActionProposed rule and 12-month petition finding; request for comments.
DatesWe will accept comments received or postmarked on or before March 7, 2017. Please note that if you are using the Federal
ContactSteve Spangle, Field Supervisor, U.S. Fish and Wildlife Service, Arizona Ecological Services Field Office, 2321 W. Royal Palm Road, Suite 103, Phoenix, AZ 85021; by telephone (602-242-0210); or by facsimile (602-242-2513). If you use a telecommunications device for the deaf (TDD), call the Federal Relay Service at 800-877-8339.
FR Citation82 FR 1665 
RIN Number1018-BB91
CFR AssociatedEndangered and Threatened Species; Exports; Imports; Reporting and Recordkeeping Requirements and Transportation

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