82_FR_29635 82 FR 29511 - Takes of Marine Mammals Incidental to Specified Activities; Taking Marine Mammals Incidental to Coast Boulevard Improvements Project, La Jolla, California

82 FR 29511 - Takes of Marine Mammals Incidental to Specified Activities; Taking Marine Mammals Incidental to Coast Boulevard Improvements Project, La Jolla, California

DEPARTMENT OF COMMERCE
National Oceanic and Atmospheric Administration

Federal Register Volume 82, Issue 124 (June 29, 2017)

Page Range29511-29520
FR Document2017-13581

In accordance with the regulations implementing the Marine Mammal Protection Act (MMPA) as amended, notification is hereby given that NMFS has issued an incidental harassment authorization (IHA) to the City of San Diego to incidentally harass, by Level B harassment only, marine mammals during construction and demolition activities associated with a public parking lot and sidewalk improvements project in La Jolla, California.

Federal Register, Volume 82 Issue 124 (Thursday, June 29, 2017)
[Federal Register Volume 82, Number 124 (Thursday, June 29, 2017)]
[Notices]
[Pages 29511-29520]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2017-13581]


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DEPARTMENT OF COMMERCE

National Oceanic and Atmospheric Administration

RIN 0648-XF319


Takes of Marine Mammals Incidental to Specified Activities; 
Taking Marine Mammals Incidental to Coast Boulevard Improvements 
Project, La Jolla, California

AGENCY: National Marine Fisheries Service (NMFS), National Oceanic and 
Atmospheric Administration (NOAA), Commerce.

ACTION: Notice; issuance of an incidental harassment authorization.

-----------------------------------------------------------------------

SUMMARY: In accordance with the regulations implementing the Marine 
Mammal Protection Act (MMPA) as amended, notification is hereby given 
that NMFS has issued an incidental harassment authorization (IHA) to 
the City of San Diego to incidentally harass, by Level B harassment 
only, marine mammals during construction and demolition activities 
associated with a public parking lot and sidewalk improvements project 
in La Jolla, California.

DATES: This Authorization is effective from June 1, 2017, through 
December 14, 2017.

FOR FURTHER INFORMATION CONTACT: Jordan Carduner, Office of Protected 
Resources, NMFS, (301) 427-8401. Electronic copies of the application 
and supporting documents, as well as a list of the references cited in 
this document, may be obtained online at: www.nmfs.noaa.gov/pr/permits/incidental/construction.htm. In case of problems accessing these 
documents, please call the contact listed above.

SUPPLEMENTARY INFORMATION: 

Background

    Sections 101(a)(5)(A) and (D) of the MMPA (16 U.S.C. 1361 et seq.) 
direct the Secretary of Commerce to allow, upon request, the 
incidental, but not intentional, taking of small numbers of marine 
mammals by U.S. citizens who engage in a specified activity (other than 
commercial fishing) within a specified geographical region if certain 
findings are made and either regulations are issued or, if the taking 
is limited to

[[Page 29512]]

harassment, a notice of a proposed authorization is provided to the 
public for review.
    An authorization for incidental takings shall be granted if NMFS 
finds that the taking will have a negligible impact on the species or 
stock(s), will not have an unmitigable adverse impact on the 
availability of the species or stock(s) for subsistence uses (where 
relevant), and if the permissible methods of taking and requirements 
pertaining to the mitigation, monitoring and reporting of such takings 
are set forth.
    NMFS has defined ``negligible impact'' in 50 CFR 216.103 as an 
impact resulting from the specified activity that cannot be reasonably 
expected to, and is not reasonably likely to, adversely affect the 
species or stock through effects on annual rates of recruitment or 
survival.
    The MMPA states that the term ``take'' means to harass, hunt, 
capture, kill or attempt to harass, hunt, capture, or kill any marine 
mammal.
    Except with respect to certain activities not pertinent here, the 
MMPA defines ``harassment'' as: Any act of pursuit, torment, or 
annoyance which (i) has the potential to injure a marine mammal or 
marine mammal stock in the wild (Level A harassment); or (ii) has the 
potential to disturb a marine mammal or marine mammal stock in the wild 
by causing disruption of behavioral patterns, including, but not 
limited to, migration, breathing, nursing, breeding, feeding, or 
sheltering (Level B harassment).

National Environmental Policy Act

    To comply with the National Environmental Policy Act of 1969 (NEPA; 
42 U.S.C. 4321 et seq.) and NOAA Administrative Order (NAO) 216-6A, 
NMFS must review our proposed action with respect to environmental 
consequences on the human environment.
    Accordingly, NMFS has determined that the issuance of the IHA 
qualifies to be categorically excluded from further NEPA review. This 
action is consistent with categories of activities identified in CE B4 
of the Companion Manual for NOAA Administrative Order 216-6A, which do 
not individually or cumulatively have the potential for significant 
impacts on the quality of the human environment and for which we have 
not identified any extraordinary circumstances that would preclude this 
categorical exclusion.

Summary of Request

    NMFS received a request from the City of San Diego (City) for an 
IHA to take marine mammals incidental to Coast Boulevard improvements 
in La Jolla, California. The City's request was for harassment only and 
NMFS concurs that mortality is not expected to result from this 
activity. Therefore, an IHA is appropriate.
    The City's application for incidental take authorization was 
received on December 16, 2016. On March 1, 2017, we deemed the City's 
application for authorization to be adequate and complete. The planned 
activity is not expected to exceed one year, hence we do not expect 
subsequent MMPA incidental harassment authorizations would be issued 
for this particular activity.
    The planned activities include improvements to an existing public 
parking lot, sidewalk, and landscaping areas located on the bluff tops 
above Children's Pool, a public beach located in La Jolla, California. 
Species that are expected to be taken by the planned activity include 
harbor seal, California sea lion, and northern elephant seal. Take by 
Level B harassment only is expected; no injury or mortality of marine 
mammals is expected to result from the planned activity. This 
represents the first IHA issued for this activity. The City applied 
for, and was granted, IHAs in 2013 2014 and 2015 (NMFS 2013; 2014; 
2015) for a lifeguard station demolition and construction project at 
Children's Pool beach. NMFS published notices in the Federal Register 
announcing the issuance of these IHAs on July 8, 2013 (78 FR 40705), 
June 6, 2014 (79 FR 32699), and July 13, 2015 (80 FR 39999), 
respectively. The City also applied for, and was granted, an IHA in 
2016 (NMFS 2016) for a sand sampling project at Children's Pool beach. 
NMFS published a notice in the Federal Register announcing the issuance 
of the IHA on June 3, 2016 (81 FR 35739).

Description of Specified Activity

    A detailed description of the planned demolition and construction 
project is provided in the Federal Register notice for the proposed IHA 
(82 FR 19221, April 26, 2017). Since that time, no changes have been 
made to the planned activities. Therefore, a detailed description is 
not provided here. Please refer to that Federal Register notice for the 
description of the specific activity.

Comments and Responses

    A notice of NMFS's proposal to issue an IHA to the City was 
published in the Federal Register on April 26, 2017 (82 FR 19221). That 
notice described, in detail, the City's activity, the marine mammal 
species that may be affected by the activity, and the anticipated 
effects on marine mammals. During the 30-day public comment period, 
NMFS received one comment letter from the Marine Mammal Commission. The 
Marine Mammal Commission recommended that NMFS issue the IHA, subject 
to inclusion of the proposed mitigation, monitoring, and reporting 
measures.

Description of Marine Mammals in the Area of Specified Activities

    Three species are considered to co-occur with the City's planned 
activities: Harbor seals (Phoca vitulina), which are, by far, the 
dominant observed marine mammal in the project area, as well as 
California sea lions (Zalophus californianus) and northern elephant 
seals (Mirounga angustirostris) which also occasionally haul out in the 
project area, in far lower numbers. A detailed description of the 
species likely to be affected by the City's planned project, including 
brief introductions to the species and relevant stocks as well as 
available information regarding population trends and threats, and 
information regarding local occurrence, were provided in the Federal 
Register notice for the proposed IHA (82 FR 19221, April 26, 2017); 
since that time, we are not aware of any changes in the status of these 
species and stocks; therefore, detailed descriptions are not provided 
here. Please refer to that Federal Register notice for these 
descriptions. Please also refer to Sections 3 and 4 of the City's IHA 
application, as well as to NMFS's Stock Assessment Reports (SAR; 
www.nmfs.noaa.gov/pr/sars/). Additional general information about these 
species (e.g., physical and behavioral descriptions) may be found on 
NMFS's Web site (www.nmfs.noaa.gov/pr/species/mammals/).
    Table 1 lists all species with expected potential for occurrence in 
the project location and summarizes information related to the 
population or stock, including potential biological removal (PBR), 
where known. For taxonomy, we follow Committee on Taxonomy (2016). For 
status of species, we provide information regarding U.S. regulatory 
status under the MMPA and ESA. Abundance estimates presented here 
represent the total number of individuals that make up a given stock or 
the total number estimated within a particular study area. NMFS's stock 
abundance estimates for most species represent the total estimate of 
individuals within the geographic area, if known, that comprises that 
stock. For some species, this geographic area may extend beyond U.S. 
waters. PBR, defined by the MMPA as the maximum

[[Page 29513]]

number of animals, not including natural mortalities, that may be 
removed from a marine mammal stock while allowing that stock to reach 
or maintain its optimum sustainable population, is considered in 
concert with known sources of ongoing anthropogenic mortality to assess 
the population-level effects of the anticipated mortality from a 
specific project (as described in NMFS's SARs). While no mortality is 
anticipated or authorized here, PBR and annual serious injury and 
mortality are included here as gross indicators of the status of the 
species and other threats.
    All values presented in Table 1 are the most recent available at 
the time of publication and are available in NMFS's SARs (e.g., 
Carretta et al., 2016). Please see the SARs, available at 
www.nmfs.noaa.gov/pr/sars, for more detailed accounts of these stocks' 
status and abundance.

                                         Table 1--Marine Mammal Species Potentially Present in the Project Area
--------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                     Stock abundance (CV,                         Relative occurrence in
              Species                         Stock            ESA/ MMPA status;       Nmin, most recent     PBR \3\   Annual M/   project area; season
                                                              strategic (Y/N) \1\    abundance survey) \2\               SI \4\        of occurrence
--------------------------------------------------------------------------------------------------------------------------------------------------------
                                                         Order Carnivora--Superfamily Pinnipedia
--------------------------------------------------------------------------------------------------------------------------------------------------------
                                                      Family Otariidae (eared seals and sea lions)
--------------------------------------------------------------------------------------------------------------------------------------------------------
California sea lion................  U.S...................  -; N.................  296,750 (n/a; 153,337;      9,200        389  Abundant; year-round.
                                                                                     2011).
--------------------------------------------------------------------------------------------------------------------------------------------------------
                                                             Family Phocidae (earless seals)
--------------------------------------------------------------------------------------------------------------------------------------------------------
Harbor seal........................  California............  -; N.................  30,968 (n/a; 27,348;        1,641         43  Rare; year-round.
                                                                                     2012).
Northern elephant seal.............  California breeding...  -; N.................  179,000 (n/a; 81,368;       4,882        8.8  Rare; year-round.
                                                                                     2010).
--------------------------------------------------------------------------------------------------------------------------------------------------------
\1\ Endangered Species Act (ESA) status: Endangered (E), Threatened (T)/MMPA status: Depleted (D). A dash (-) indicates that the species is not listed
  under the ESA or designated as depleted under the MMPA. Under the MMPA, a strategic stock is one for which the level of direct human-caused mortality
  exceeds PBR or which is determined to be declining and likely to be listed under the ESA within the foreseeable future. Any species or stock listed
  under the ESA is automatically designated under the MMPA as depleted and as a strategic stock.
\2\ NMFS marine mammal stock assessment reports online at: www.nmfs.noaa.gov/pr/sars/. CV is coefficient of variation; Nmin is the minimum estimate of
  stock abundance. In some cases, CV is not applicable.
\3\ PBR, defined by the MMPA as the maximum number of animals, not including natural mortalities, that may be removed from a marine mammal stock while
  allowing that stock to reach or maintain its optimum sustainable population size (OSP).
\4\ These values, found in NMFS's SARs, represent annual levels of human-caused mortality plus serious injury from all sources combined (e.g.,
  commercial fisheries, ship strike).

Potential Effects of Specified Activities on Marine Mammals and Their 
Habitat

    The effects of noise from construction and demolition activities 
for the planned project have the potential to result in behavioral 
harassment of marine mammals in the vicinity of the action area. The 
Federal Register notice for the proposed IHA (82 FR 19221, April 26, 
2017) included a discussion of the effects of anthropogenic noise on 
marine mammals and their habitat, therefore that information is not 
repeated here; please refer to that Federal Register notice for further 
information. The main impact associated with the City's planned project 
would be temporarily elevated sound levels and the associated direct 
effects on marine mammals. No instances of hearing threshold shifts, 
injury, serious injury, or mortality are expected as a result of the 
planned activities. The project is not expected to not result in 
permanent impacts to habitats used directly by marine mammals, such as 
haulouts and rookeries, nor is expected to result in impacts to food 
sources or impacts to substrate.

Estimated Take by Incidental Harassment

    This section provides an estimate of the number of incidental takes 
authorized through this IHA, which informs both NMFS' consideration of 
whether the number of takes is ``small'' and the negligible impact 
determination.
    Harassment is the only type of take expected to result from the 
planned activities. Except with respect to certain activities not 
pertinent here, section 3(18) of the MMPA defines ``harassment'' as: 
Any act of pursuit, torment, or annoyance which (i) has the potential 
to injure a marine mammal or marine mammal stock in the wild (Level A 
harassment); or (ii) has the potential to disturb a marine mammal or 
marine mammal stock in the wild by causing disruption of behavioral 
patterns, including, but not limited to, migration, breathing, nursing, 
breeding, feeding, or sheltering (Level B harassment).
    All authorized takes are expected to be by Level B harassment only, 
in the form of disruption of behavioral patterns for individual marine 
mammals resulting from exposure to sounds associated with the planned 
construction and demolition activities. Based on the nature of the 
activity, Level A harassment is neither anticipated nor authorized. The 
death of a marine mammal is also a type of incidental take. However, in 
the case of the planned project it is unlikely that injurious or lethal 
takes would occur even in the absence of the planned mitigation and 
monitoring measures, and no mortality is anticipated or authorized for 
this activity. The current NMFS thresholds for behavioral harassment of 
pinnipeds from airborne noise are shown in Table 2.

[[Page 29514]]



  Table 2--Current NMFS Criteria for Pinniped Harassment Resulting From
                       Exposure to Airborne Sound
------------------------------------------------------------------------
                                  Level B harassment  Level A harassment
             Species                   threshold           threshold
------------------------------------------------------------------------
Harbor seals....................  90 dB re 20 [mu]Pa  Not defined.
Other pinniped species..........  100 dB re 20        Not defined.
                                   [mu]Pa.
------------------------------------------------------------------------

    NMFS currently uses a three-tiered scale to determine whether the 
response of a pinniped on land to acoustic or visual stimuli is 
considered an alert, a movement, or a flush. NMFS considers the 
behaviors that meet the definitions of both movements and flushes to 
qualify as behavioral harassment. Thus a pinniped on land is considered 
by NMFS to have been behaviorally harassed if it moves greater than two 
times its body length, or if the animal is already moving and changes 
direction and/or speed, or if the animal flushes from land into the 
water. Animals that become alert without such movements are not 
considered harassed. See Table 3 for a summary of the pinniped 
disturbance scale.

       Table 3--Levels of Pinniped Behavioral Disturbance on Land
------------------------------------------------------------------------
      Level         Type of response               Definition
------------------------------------------------------------------------
1................  Alert.............  Seal head orientation or brief
                                        movement in response to
                                        disturbance, which may include
                                        turning head towards the
                                        disturbance, craning head and
                                        neck while holding the body
                                        rigid in a u-shaped position,
                                        changing from a lying to a
                                        sitting position, or brief
                                        movement of less than twice the
                                        animal's body length.
2................  Movement..........  Movements in response to the
                                        source of disturbance, ranging
                                        from short withdrawals at least
                                        twice the animal's body length
                                        to longer retreats over the
                                        beach, or if already moving a
                                        change of direction of greater
                                        than 90 degrees.
3................  Flush.............  All retreats (flushes) to the
                                        water.
------------------------------------------------------------------------

    Given the many uncertainties in predicting the quantity and types 
of impacts of sound on marine mammals, it is common practice to 
estimate how many animals are likely to be present within a particular 
distance of a given activity, or exposed to a particular level of 
sound. In practice, depending on the amount of information available to 
characterize daily and seasonal movement and distribution of affected 
marine mammals, it can be difficult to distinguish between the number 
of individuals harassed and the instances of harassment and, when 
duration of the activity is considered, it can result in a take 
estimate that overestimates the number of individuals harassed. In 
particular, for stationary activities such as the planned project, it 
is more likely that some smaller number of individuals may accrue a 
number of incidences of harassment per individual than for each 
incidence to accrue to a new individual, especially if those 
individuals display some degree of residency or site fidelity and the 
impetus to use the site is stronger than the deterrence presented by 
the harassing activity.
    The take calculations presented here rely on the best information 
currently available for marine mammal populations in the Children's 
Pool area. Below we describe how the take was estimated for the planned 
project.

Pacific Harbor Seal

    The take estimate for harbor seal was based on the following steps:
    (1) Estimate the total area in square meters (m\2\) of harbor seal 
haulout habitat available at Children's Pool;
    (2) Estimate the total area of available haulout habitat expected 
to be ensonified to the airborne Level B harassment threshold for 
harbor seals (90 decibels (dB) re 20 micropascals ([mu]Pa)) based on 
total haulout area and the percentage of total haulout area expected to 
be ensonified to the Level B harassment threshold;
    (3) Estimate the daily number of seals exposed to sounds above 
Level B harassment threshold by multiplying the total area of haulout 
habitat expected to be ensonified to the Level B threshold by the 
expected daily number of seals on Children's Pool;
    (4) Estimate the total number of anticipated harbor seals taken 
over the duration of the project by multiplying the daily number of 
seals exposed to noise above the Level B harassment threshold by the 
number of total project days in which project-related sounds may exceed 
the Level B harassment threshold.
    As described above, Children's Pool is designated as a shared-use 
beach. The beach and surrounding waters are used for swimming, surfing, 
kayaking, diving, tide pooling, and nature watching, thus the beach is 
shared between humans and pinnipeds. To discourage people from 
harassing pinnipeds hauled out on the beach, a guideline rope, oriented 
parallel to the water, bisects the beach into upper (western) and lower 
(eastern) beach areas; people are encouraged to stay on the western 
side of the guideline rope, allowing seals to use the eastern section 
of beach that provides access to the water. The City's estimate of 
available pinniped habitat was based on the total area of the beach 
between the guideline rope and the mean lower low water line. Thus, the 
area considered for this analysis to be available as haulout habitat is 
the total area east of the rope and west of the mean lower low water 
line, while the area west of the rope is assumed to be unavailable as 
pinniped habitat (See Figure 5 in the IHA application for the location 
of the guideline rope, and the area assumed to be available haulout 
habitat). The City estimated that there are 2,509 m\2\ east of the 
guideline rope; therefore it is assumed that there is a total of 2,509 
m\2\ of available pinniped habitat on Children's Pool (Figure 5 in IHA 
application).
    The City estimated the area of available harbor seal habitat at 
Children's Pool beach that would be ensonified to the Level B 
harassment threshold by estimating the distance to the Level B 
harassment threshold from sounds associated with the planned 
activities, then calculating the percentage of available haulout 
habitat at Children's Pool that would be ensonified to that threshold 
based on the total available habitat and the distance to the Level B 
harassment threshold.

[[Page 29515]]

    To estimate the distance to the in-air Level B harassment threshold 
for harbor seals (90 dB root mean square (rms)) for the planned 
project, the City first used a spherical spreading loss model, assuming 
average atmospheric conditions. The spreading loss model predicted that 
the 90 dB isopleth would be reached at 10 m (33 feet (ft)). However, 
data from in situ recordings conducted during the lifeguard station 
project at Children's Pool indicated that peak sound levels of 90 to 
103 dB were recorded at distances of 15 m to 20 m (49 to 66 ft) from 
the source when the loudest construction equipment (source levels 
ranging from 100 to 110 dB) was operating. The City estimated that the 
loudest potential sound sources associated with the planned project 
would be approximately 110 dB rms (See Table 2 in IHA application), 
based on manufacturer specifications and previous recordings of similar 
equipment used during the lifeguard station project at Children's Pool 
(Hanan & Associates 2014; 2015; 2016). Therefore, the City estimated 
that for the sound sources expected to result in the largest isopleths 
(those with SLs estimated at up to 110 dB), the area expected to be 
ensonified to the in-air Level B harassment threshold for harbor seals 
(90 dB rms) would extend to approximately 20 m from the sound source. 
To be conservative, the City used this distance (20 m) based on the 
data from previous site-specific monitoring, rather than the results of 
the spherical spreading loss model, to estimate the predicted distance 
to the in-air Level B harassment threshold for harbor seals.
    Based on the estimated distance to the in-air Level B harassment 
threshold for harbor seals (20 m from the sound source), the City 
estimated 647 m\2\ of total available harbor seal habitat at Children's 
Pool beach would be ensonified to the Level B harassment threshold, the 
City therefore estimated that approximately 25.8 percent (647/2,509) of 
available harbor seal haulout habitat at Children's Pool beach would be 
ensonified to the Level B harassment threshold (Figure 5 in IHA 
application). This information has been used to derive the take 
estimate only; the entire beach would be observed in order to document 
potential actual take.
    The estimated daily take of harbor seals was based on the number of 
harbor seals expected to occur daily in the area ensonified to the 
Level B harassment threshold. In their IHA application, the City 
estimated that 200 harbor seals would be present on Children's Pool 
beach per day, based on literature that reported this number as the 
maximum number of seals recorded at Children's Pool (Linder 2011). 
However, NMFS believes it is more appropriate to use the average number 
of seals observed on Children's Pool beach, as opposed to the maximum 
number of seals, to estimate the likely number of takes of harbor seals 
as a result of the planned project. During 3,376 hourly counts 
associated with monitoring for IHAs issued for construction and 
demolition at the lifeguard station at Children's Pool in 2013-14, 
2014-15, and 2015-16, there was an average of 54.5 harbor seals 
(including pups) recorded daily on Children's Pool beach (pers. comm., 
D. Hanan, Hanan & Associates, to J. Carduner, NMFS, April 4, 2017). We 
therefore estimated that 55 harbor seals would occur on Children's Pool 
per day, and used this number to estimate take of harbor seals as a 
result of the planned project. Based on an estimate of 55 total harbor 
seals on Children's Pool per day, and an estimated 25.8 percent of 
total haulout habitat ensonified to the Level B harassment threshold 
for harbor seals, we estimated that an average of 14.2 (rounded to 15) 
takes of harbor seals by Level B harassment would occur per day.
    The City estimated that the total duration of the project would be 
164 days. However, activities involving equipment that could result in 
sound source levels of 101-110 dB would occur on a maximum of 108 
project days (pers. comm., D. Langsford, Tierra Data, to J. Carduner, 
NMFS, April 3, 2017). Based on the distance of the project to 
Children's Pool and previous monitoring reports, we believe it is 
unlikely that project-related activities with expected source levels at 
or below 100 dB rms would result in sound exposure levels at or above 
90 dB among any pinnipeds at Children's Pool. Planned project-related 
activities will occur on top of a natural cliff in an area of 
increasing elevation above the beach, therefore we do not believe 
visual stimuli from the project will result in behavioral harassment of 
any marine mammals. Therefore, we do not expect that activities with 
expected source levels of 100 dB and below will result in take of 
marine mammals. Thus, our take estimate is based on the number of days 
in which source levels associated with the planned project could be 
between 100 and 110 dB rms. Based on an estimate of 15 takes of harbor 
seals per day by Level B harassment, over a total of 108 days the 
project is expected to result in a total of 1,620 takes of harbor seals 
by Level B harassment. We therefore authorize a total of 1,620 
incidental takes of harbor seals by Level B harassment only.

California Sea Lion

    As described above, California sea lions are occasional visitors to 
Children's Pool. The most reliable estimates of likely California sea 
lion occurrence in the project area come from monitoring reports 
associated with IHAs issued previously for demolition and construction 
of the lifeguard station at Children's Pool. In 2015-16 there were 71 
observations of California sea lions on Children's Pool over 209 days 
of monitoring, for an average of one California sea lion observed on 
Children's Pool approximately every three days. Based on this ratio, we 
estimate that a total of 55 observations of California sea lions on 
Children's Pool during the entire duration of the project (164 days); 
however as described above we do not think take is likely to occur on 
days in which source levels are below 100 dB. We expect one take of 
California sea lion will occur for every 3 days of the project in which 
source levels are anticipated to be between 101-110 dB (108 total 
days). We therefore authorize 36 incidental takes of California sea 
lions by Level B harassment only.

Northern Elephant Seal

    As described above, northern elephant seals are occasional visitors 
to Children's Pool. The most reliable estimates of likely northern 
elephant seal occurrence in the project area come from monitoring 
reports associated with IHAs issued previously for demolition and 
construction of the lifeguard station at Children's Pool. In 2015-16 
there were 26 observations of northern elephant seals on Children's 
Pool over 209 days of monitoring, for an average of one northern 
elephant seal observed on Children's Pool approximately every eight 
days. Based on this ratio, we estimate a total of 20 northern elephant 
seals will be observed on Children's Pool during the entire duration of 
the project (164 days); however as described above we do not think take 
is likely to occur on days in which source levels are below 100 dB. We 
expect one northern elephant seal take will occur for every eight days 
of the project in which source levels are anticipated to be between 
101-110 dB (108 total days). We therefore authorize 14 incidental takes 
of northern elephant seals by Level B harassment only.

[[Page 29516]]



Table 4--Summary of Numbers of Marine Mammals Authorized To Be Incidentally Taken by the City During the Planned
                                                     Project
----------------------------------------------------------------------------------------------------------------
                             Species                               Level A takes   Level B takes       Total
----------------------------------------------------------------------------------------------------------------
Harbor seal.....................................................               0           1,620           1,620
California sea lion.............................................               0              36              36
Northern elephant seal..........................................               0              14              14
----------------------------------------------------------------------------------------------------------------

Effects of Specified Activities on Subsistence Uses of Marine Mammals

    There are no relevant subsistence uses of marine mammals implicated 
by this action. Therefore, NMFS has determined that the total taking of 
affected species or stocks will not have an unmitigable adverse impact 
on the availability of such species or stocks for taking for 
subsistence purposes.

Mitigation Measures

    In order to issue an IHA under section 101(a)(5)(D) of the MMPA, 
NMFS must set forth the permissible methods of taking pursuant to such 
activity, and other means of effecting the least practicable impact on 
such species or stock and its habitat, paying particular attention to 
rookeries, mating grounds, and areas of similar significance, and on 
the availability of such species or stock for taking for certain 
subsistence uses (latter not applicable for this action). NMFS 
regulations require applicants for incidental take authorizations to 
include information about the availability and feasibility (economic 
and technological) of equipment, methods, and manner of conducting such 
activity or other means of effecting the least practicable adverse 
impact upon the affected species or stocks and their habitat (50 CFR 
216.104(a)(11)).
    In evaluating how mitigation may or may not be appropriate to 
ensure the least practicable impact on species or stocks and their 
habitat, as well as subsistence uses where applicable, we carefully 
balance two primary factors: (1) The manner in which, and the degree to 
which, the successful implementation of the measure(s) is expected to 
reduce impacts to marine mammals, marine mammal species or stocks, and 
their habitat--which considers the nature of the potential adverse 
impact being mitigated (likelihood, scope, range), as well as the 
likelihood that the measure will be effective if implemented; and the 
likelihood of effective implementation, and; (2) the practicability of 
the measures for applicant implementation, which may consider such 
things as cost, impact on operations, and, in the case of a military 
readiness activity, personnel safety, practicality of implementation, 
and impact on the effectiveness of the military readiness activity.
    Any mitigation measure(s) prescribed by NMFS should be able to 
accomplish, have a reasonable likelihood of accomplishing (based on 
current science), or contribute to the accomplishment of one or more of 
the general goals listed below:
    1. Avoidance or minimization of injury or death of marine mammals 
wherever possible (goals 2, 3, and 4 may contribute to this goal);
    2. A reduction in the numbers of marine mammals (total number or 
number at biologically important time or location) exposed to 
activities expected to result in the take of marine mammals (this goal 
may contribute to 1, above, or to reducing harassment takes only);
    3. A reduction in the number of times (total number or number at 
biologically important time or location) individuals would be exposed 
to activities expected to result in the take of marine mammals (this 
goal may contribute to 1, above, or to reducing harassment takes only);
    4. A reduction in the intensity of exposures (either total number 
or number at biologically important time or location) to activities 
expected to result in the take of marine mammals (this goal may 
contribute to 1, above, or to reducing the severity of harassment takes 
only);
    5. Avoidance or minimization of adverse effects to marine mammal 
habitat, paying special attention to the food base, activities that 
block or limit passage to or from biologically important areas, 
permanent destruction of habitat, or temporary destruction/disturbance 
of habitat during a biologically important time; and
    6. For monitoring directly related to mitigation--an increase in 
the probability of detecting marine mammals, thus allowing for more 
effective implementation of the mitigation.

Mitigation for Marine Mammals and Their Habitat

    The City proposed several mitigation measures. These measures 
include the following:
     Moratorium during harbor seal pupping season: Demolition 
and construction will be prohibited during the Pacific harbor seal 
pupping season (December 15th to May 15th) and for an additional two 
weeks to accommodate lactation and weaning of late season pups. Thus 
construction will be prohibited from December 15th to May 29th. This 
measure is designed to avoid any potential adverse impacts to pups that 
may otherwise occur, such as abandonment by mothers as a result of 
harassment;
     Activities limited to daylight hours only: Construction 
and demolition will be limited to daylight hours only (7 a.m. to 7 
p.m., or 30 minutes before sunset depending on time of year). This 
measure is designed to facilitate the ability of MMOs to effectively 
monitor potential instances of harassment and to accurately document 
behavioral responses of pinnipeds to project-related activities;
     Timing constraints for very loud equipment: To minimize 
potential impacts to marine mammals, construction and demolition 
activity involving use of very loud equipment (e.g., jackhammers) will 
be scheduled during the daily period of lowest pinniped haul-out 
occurrence, between the hours of 8:30 a.m. to 3:30 p.m., to the maximum 
extent practical. This measure is designed to minimize the number of 
pinnipeds exposed to sounds that may result in harassment. Construction 
and demolition may be extended from 7 a.m. to 7 p.m. (daylight hours 
only) to help ensure the project is completed in 2017, prior to the 
moratorium during the harbor seal pupping season starting December 
15th, so as to reduce the overall duration of the project; and
     Marine mammal observers (MMO): Trained MMOs will be used 
to detect and document project-related impacts to marine mammals, 
including any behavioral responses to the project. This measure is 
designed to facilitate the City's ability to increase the understanding 
of the effects of the action on marine mammal species and stocks. More 
information about this measure is contained in the ``Monitoring and 
Reporting'' section below.

[[Page 29517]]

    Based on our evaluation of the applicant's proposed measures, NMFS 
has determined that the mitigation measures described above provide the 
means effecting the least practicable impact on the affected species or 
stocks and their habitat, paying particular attention to rookeries, 
mating grounds, and areas of similar significance.

Monitoring and Reporting

    In order to issue an IHA for an activity, Section 101(a)(5)(D) of 
the MMPA states that NMFS must set forth, requirements pertaining to 
the monitoring and reporting of such taking. The MMPA implementing 
regulations at 50 CFR 216.104(a)(13) indicate that requests for 
authorizations must include the suggested means of accomplishing the 
necessary monitoring and reporting that will result in increased 
knowledge of the species and of the level of taking or impacts on 
populations of marine mammals that are expected to be present in the 
action area. Effective reporting is critical both to compliance as well 
as ensuring that the most value is obtained from the required 
monitoring.
    Monitoring and reporting requirements prescribed by NMFS should 
contribute to improved understanding of one or more of the following:
     Occurrence of marine mammal species or stocks in the area 
in which take is anticipated (e.g., presence, abundance, distribution, 
density);
     Nature, scope, or context of likely marine mammal exposure 
to potential stressors/impacts (individual or cumulative, acute or 
chronic), through better understanding of: (1) Action or environment 
(e.g., source characterization, propagation, ambient noise); (2) 
affected species (e.g., life history, dive patterns); (3) co-occurrence 
of marine mammal species with the action; or (4) biological or 
behavioral context of exposure (e.g., age, calving or feeding areas);
     Individual marine mammal responses (behavioral or 
physiological) to acoustic stressors (acute, chronic, or cumulative), 
other stressors, or cumulative impacts from multiple stressors;
     How anticipated responses to stressors impact either: (1) 
Long-term fitness and survival of individual marine mammals; or (2) 
populations, species, or stocks;
     Effects on marine mammal habitat (e.g., marine mammal prey 
species, acoustic habitat, or other important physical components of 
marine mammal habitat); and
     Mitigation and monitoring effectiveness.

Monitoring

    The City has developed a Monitoring Plan specific to the project 
which establishes protocols for both acoustic and marine mammal 
monitoring. The objectives of the Monitoring Plan are to observe and 
document real-time sound levels in the project area, to document 
observed behavioral responses to project activities, and to record 
instances of marine mammal harassment. Monitoring will be conducted 
before, during, and after project activities to evaluate the impacts of 
the project on marine mammals. The Monitoring Plan can be found in 
Appendix C of the City's IHA application.
    The Monitoring Plan encompasses both acoustic monitoring and marine 
mammal monitoring. Marine mammal monitoring will be conducted to assess 
the number and species, behavior, and responses of marine mammals to 
project-related activities as well as other sources of disturbance, as 
applicable. Acoustic monitoring will measure in-air sound pressure 
levels during ambient conditions and during project activities to 
measure sound levels associated with the project and to determine 
distances within which Level B acoustic harassment disturbance are 
expected to occur. More details are provided below.

Acoustic Monitoring

    Monitors will collect real-time acoustic data of construction 
activities to determine sound pressure levels (SPL) values during 
demolition and construction activities, and to determine distances to 
zones within which SPLs are expected to meet or exceed airborne Level B 
harassment thresholds for harbor seals and other pinnipeds. 
Environmental data will also be collected to provide information on the 
weather, visibility, sea state, and tide conditions during monitoring 
surveys.
    Sound level meters will be used to document SPLs at near-field and 
far-field locations during all surveys, and to determine the distances 
to Level B harassment thresholds. Far-field locations will include the 
western end of the beach, the middle of the guideline rope and the 
eastern edge of the beach. The total number and locations of the 
monitoring stations will be determined during each survey based on the 
location of construction activities and likelihood for sound levels to 
meet or exceed in-air SPL harassment thresholds in areas where marine 
mammals are observed at Children's Pool. Refer to Section 3 of the 
Monitoring Plan for further details on the acoustic monitoring plan.

Marine Mammal Monitoring

    Marine mammal monitoring will be conducted by qualified MMOs to 
document behavioral responses of marine mammals to the planned project. 
Monitors will document the behavior of marine mammals, the number and 
types of responses to disturbance, and the apparent cause of any 
reactions. Marine mammals displaying behavioral responses to 
disturbance will be assessed for the apparent cause of disturbance. All 
responses to stimuli related to the project will be documented; 
responses that rise to the level of behavioral harassment (Table 4) 
will be documented as takes.
    Marine mammal observations may be made from vantage points on the 
beach or from overlook areas that provide an unobstructed view of the 
beach. Monitoring on the beach will be behind the guideline rope to 
minimize potential disturbance to hauled out marine mammals.
    The following data will be collected during the marine mammal 
monitoring surveys:
     Dates and times of marine mammal observations;
     Location of observations;
     Construction activities occurring during each observation 
period. Any substantial change in construction activities (especially 
cessation) during observation periods should be noted;
     Human activity in the area; number of people on the beach, 
adjacent overlooks, and in the water;
     Counts by species of pinnipeds, and if possible sex and 
age class;
     Number and type of responses to disturbance, such as 
alert, flush, vocalization, or other with a description; and
     Apparent cause of reaction.
    In the Federal Register notice of the proposed IHA (82 FR 19221, 
April 26, 2017) we proposed that the extent of marine mammal monitoring 
would depend on recorded sound levels of the activities performed. 
However, since that time, the City has agreed that marine mammal 
monitoring will be carried out every day during construction and 
demolition. Monitoring will include a Pre-Construction Activity Survey, 
hourly Construction Activity Surveys, and a Post-Construction Activity 
Survey. Pre-Construction Activity Surveys will include recordings of 
the times of observations, environmental conditions, and maximum 
ambient SPLs at the recording location at the top of the bluff adjacent 
to the project site, and at the

[[Page 29518]]

three far-field locations, and will occur at least 30 minutes prior to 
the start of construction activities. Hourly Construction Activity 
Surveys will record times of observations, environmental conditions, 
and maximum SPLs at near-field and far-field locations. Post-
Construction Activity Surveys will record times of observations, 
environmental conditions, and maximum ambient SPLs at all monitoring 
locations surveyed during the Construction Activity Surveys. Marine 
mammal monitoring data will be collected, as noted above.
    Marine mammal monitoring will be conducted by a qualified marine 
mammal observer (MMO) with the following minimum qualifications:
     Visual acuity in both eyes (correction is permissible) 
sufficient for discernment of moving targets at the water's surface, 
with the ability to estimate target size and distance; use of 
binoculars may be necessary to correctly identify the target;
     A minimum of a Bachelor's degree in biological science, 
wildlife management, mammalogy, or related field;
     Experience and ability to conduct field observations and 
collect data according to assigned protocols (this may include academic 
experience);
     Experience or training in the field identification of 
marine mammals, and identification of marine mammal behavior;
     Sufficient training, orientation, or experience with the 
construction operation to provide for personal safety during 
observations;
     Ability to communicate orally, by radio or in person, with 
project personnel to provide real-time information on marine mammals 
observed in the area, as needed; and
     Writing skills sufficient to prepare a report of 
observations.
    Guadalupe and northern fur seals would be considered extralimital 
to the project area, however, as fur seals have been occasionally 
observed in the area, the MMO will ensure that take of fur seals is 
avoided. In the event that a fur seal or another species of marine 
mammal for which take is not authorized in the IHA are observed either 
on the rocks, beach, or in the water at Children's Pool prior to 
commencement of activities or during project activities, the MMO will 
alert the stranding network, as the occurrence of these species would 
typically indicate a sick/injured animal, and activities will be 
postponed until coordination with the stranding network is complete 
(including any potential 24-hour or 48-hour wait/observation period) 
and the animal either leaves or is collected by the stranding network.
    Marine mammal monitoring protocols are described in greater detail 
in Section 4 of the City's Monitoring Plan.

Reporting

    A final monitoring report will include data collected during marine 
mammal monitoring and acoustic and environmental monitoring as 
described above. The monitoring report will include a narrative 
description of project related activities, counts of marine mammals by 
species, sex and age class, a summary of marine mammal species/count 
data, a summary of marine mammal responses to project-related 
disturbance, and responses to other types of disturbances. The 
monitoring report will also include a discussion of seasonal and daily 
variations in the abundance of marine mammals at Children's Pool, the 
relative percentage of marine mammals observed to react to construction 
activities and their observed reactions, and the number of marine 
mammals taken as a result of the project based on the criteria shown in 
Table 3.
    A draft report will be submitted to NMFS within 60 calendar days of 
the completion of acoustic measurements and marine mammal monitoring. 
The results will be summarized in tabular/graphical forms and include 
descriptions of acoustic sound levels and marine mammal observations 
according to type of construction activity and equipment. A final 
report will be prepared and submitted to NMFS within 30 days following 
receipt of comments on the draft report from NMFS. Reporting measures 
are described in greater detail in Section 6 of the City's Monitoring 
Plan.
    Monitoring reports from IHAs issued to the City in 2013, 2014, and 
2015 for the lifeguard station construction project at Children's Pool 
reported that pinniped responses to that project ranged from no 
response to heads-up alerts, from startle responses to some movements 
on land, and some movements into the water (Hanan & Associates 2014; 
2015; 2016). There were no documented occurrences of Level A takes 
throughout the three years of monitoring (Hanan & Associates 2014; 
2015; 2016). Data from the three years of monitoring indicates no site 
abandonment by harbor seals a result of the project (Hanan & Associates 
2014; 2015; 2016). Monitoring reports from previous IHAs issued to the 
City for lifeguard tower construction at Children's Pool can be found 
on our Web site at: www.nmfs.noaa.gov/pr/permits/incidental/construction.htm. The monitoring report from the previous IHA issued to 
the City for a sand quality study at Children's Pool can be found on 
our Web site at: www.nmfs.noaa.gov/pr/permits/incidental/research.htm.

Negligible Impact Analysis and Determination

    NMFS has defined negligible impact as an impact resulting from the 
specified activity that cannot be reasonably expected to, and is not 
reasonably likely to, adversely affect the species or stock through 
effects on annual rates of recruitment or survival (50 CFR 216.103). A 
negligible impact finding is based on the lack of likely adverse 
effects on annual rates of recruitment or survival (i.e., population-
level effects).
    An estimate of the number of takes alone is not enough information 
on which to base an impact determination. In addition to considering 
estimates of the number of marine mammals that might be ``taken'' 
through harassment, NMFS considers other factors, such as the likely 
nature of any responses (e.g., intensity, duration), the context of any 
responses (e.g., critical reproductive time or location, migration), as 
well as effects on habitat, and the likely effectiveness of the 
mitigation. We also assess the number, intensity, and context of 
estimated takes by evaluating this information relative to population 
status. Consistent with the 1989 preamble for NMFS's implementing 
regulations (54 FR 40338; September 29, 1989), the impacts from other 
past and ongoing anthropogenic activities are incorporated into this 
analysis via their impacts on the environmental baseline (e.g., as 
reflected in the regulatory status of the species, population size and 
growth rate where known, ongoing sources of human-caused mortality, or 
ambient noise levels).
    If a marine mammal responds to a stimulus by changing its behavior 
(e.g., through relatively minor changes in locomotion direction/speed 
or vocalization behavior), the response may or may not constitute 
taking at the individual level, and is unlikely to affect the stock or 
the species as a whole. However, if a sound source displaces marine 
mammals from an important feeding or breeding area for a prolonged 
period, impacts on animals or on the stock or species could potentially 
be significant (e.g., Lusseau and Bejder 2007; Weilgart 2007).
    Although the City's planned activities may disturb pinnipeds hauled 
out at Children's Pool, any project-related impacts are expected to 
occur to a small, localized group of marine mammals, in relation to the 
overall stocks of marine

[[Page 29519]]

mammals considered here. Pinnipeds will likely become alert or, at 
most, flush into the water in response to sounds from the planned 
project. Disturbance is not expected to occur during particularly 
sensitive times for any marine mammal species, as mitigation measures 
have been specifically designed to avoid project-related activity 
during harbor seal pupping season to eliminate the possibility for pup 
injury or mother-pup separation. No injury, serious injury, or 
mortality is anticipated, nor is the planned action likely to result in 
long-term impacts such as permanent abandonment of the haulout (Hanan & 
Associates 2016).
    Children's Pool is not known as an important feeding area for 
harbor seals, but does serve as a harbor seal rookery. Therefore, if 
displacement of seals or adverse effects to pups were an expected 
outcome of the planned activity, impacts to the stock could potentially 
result. However, site abandonment is not expected to occur as a result 
of the planned project. We base this expectation on results of previous 
monitoring reports from the three consecutive IHAs issued to the City 
for construction and demolition of the lifeguard station at Children's 
Pool. Over three-plus years of consecutive monitoring (2013-2016) there 
was no site abandonment by harbor seals a result of the project (Hanan 
& Associates 2014; 2015; 2016). Adverse effects to pups are not 
expected to occur. The moratorium on project-related activity during 
the harbor seal pupping season (December 15-May 15) is expected to 
minimize any potential adverse effects to pups such as mother-pup 
separation. Takes of harbor seal as a result of the project are 
expected to be low relative to stock size (approximately five percent). 
Additionally, as there are an estimated 600 harbor seals using 
Children's Pool beach during a year (Linder 2011), authorized takes of 
harbor seals (Table 4) are expected to be repeated incidences of take 
to a smaller number of individuals, and not individuals taken, as 
described above. These takes are not expected to interfere with 
breeding, sheltering or feeding. For the reasons stated above, we do 
not expect the planned project to affect annual rates of recruitment or 
survival for harbor seals.
    Children's Pool does not represent an important feeding or breeding 
area for either northern elephant seals or California sea lion, and 
neither species uses the project location as a pupping site. Takes of 
both species are expected to be very low relative to the stock sizes 
(less than one percent of the stock for each species) and no take by 
Level A harassment is anticipated to occur as a result of the project 
for either northern elephant seals or California sea lions. Takes that 
occur are expected to be in the form of behavioral harassment, 
specifically changes in direction or possibly flushing to the water. 
These takes are not expected to interfere with breeding, sheltering or 
feeding. For the reasons stated above, we do not expect the planned 
project to affect annual rates of recruitment or survival for northern 
elephant seals or California sea lions.
    In summary and as described above, the following factors primarily 
support our determination that the impacts resulting from this activity 
are not expected to adversely affect the species or stock through 
effects on annual rates of recruitment or survival.
     No mortality is anticipated or authorized.
     No injury is expected. Over the course of 3,376 hourly 
counts associated with monitoring for IHAs issued to the City for 
construction and demolition of the lifeguard station at Children's Pool 
in 2013-14, 2014-15, and 2015-16, no takes by Level A harassment were 
documented. As the planned project will entail equipment with similar 
expected sound levels to those that occurred during the lifeguard 
station project at Children's Pool, but will occur further from the 
haulout location than the lifeguard station project, we do not expect 
take by Level A harassment to occur as a result of the planned project.
     Behavioral disturbance--Takes are expected to be in the 
form of behavioral disturbance only. Based on the sound levels 
anticipated and based on the monitoring reports from previous IHAs 
issued for similar activities at the same location, behavioral 
responses are expected to range from no response to alerts, to 
movements or changes in direction, to possible movements into the water 
(flushes). Mitigation as described above is expected to limit the 
number and/or severity of behavioral responses, and those that occur 
are not expected to be severe.
     Important Areas--As described above, there are no 
important feeding, breeding or pupping areas that will be affected by 
the planned project for northern elephant seals and California sea 
lions. For harbor seal, Children's Pool represents a pupping location. 
However, as described above, mitigation measures including the 
moratorium during pupping season (December 15 to May 15) are expected 
to avoid any potential impacts to pups, such as mother-pup separation. 
Data from the three years of monitoring suggests that despite 
documented instances of harassment resulting from the lifeguard station 
project, there was no site abandonment a result of the project (Hanan & 
Associates 2014; 2015; 2016). Therefore, the planned project is not 
expected to negatively affect pups of any species, and is not expected 
to result in any impacts to annual rates of recruitment or survival.
     Species/Stock scale--As described above, the planned 
project will impact only a very small percentage of the stocks 
(approximately five percent for harbor seal, less than one percent for 
northern elephant seal and California sea lion) and will only impact 
all marine mammal stocks over a very small portion of their ranges.
     Species/stock status--No marine mammal species for which 
take is authorized are listed as threatened or endangered under the ESA 
and no marine mammal stocks for which take is authorized are determined 
to be strategic or depleted under the MMPA.
    Based on the analysis contained herein of the likely effects of the 
specified activity on marine mammals and their habitat, and taking into 
consideration the implementation of the monitoring and mitigation 
measures, NMFS finds that the total marine mammal take from the planned 
activity will have a negligible impact on all affected marine mammal 
species or stocks.

Small Numbers

    As noted above, only small numbers of incidental take may be 
authorized under Section 101(a)(5)(D) of the MMPA for specified 
activities other than military readiness activities. The MMPA does not 
define small numbers and so, in practice, NMFS compares the number of 
individuals taken to the most appropriate estimation of abundance of 
the relevant species or stock in our determination of whether an 
authorization is limited to small numbers of marine mammals.
    The numbers of marine mammals authorized to be taken for harbor 
seal, California sea lion, and northern elephant seal, are considered 
small relative to the relevant stocks or populations (approximately 
five percent for harbor seal and less than one percent for northern 
elephant seal and California sea lion) even if each estimated take 
occurred to a new individual. However, we believe it is extremely 
unlikely that each estimated take will occur to a new individual, and 
more likely that multiple takes will accrue to the same individuals.
    As described above, depending on the amount of information 
available to

[[Page 29520]]

characterize daily and seasonal movement and distribution of affected 
marine mammals, it can be difficult to distinguish between the number 
of individuals harassed and the instances of harassment, and this can 
result in a take estimate that overestimates the number of individuals 
harassed. In particular, for stationary activities, such as the planned 
project, it is more likely that some smaller number of individuals may 
accrue a number of incidences of harassment per individual than for 
each incidence to accrue to a new individual. This is especially true 
for those individuals display some degree of residency or site fidelity 
and the impetus to use the site is stronger than the deterrence 
presented by the harassing activity, as is the case with harbor seals 
that use Children's Pool as a haulout.
    For the reasons described above, we expect that there will almost 
certainly be some overlap in individuals present day-to-day at the 
project site, and the total numbers of authorized takes are expected to 
occur only within a small portion of the overall regional stocks. Thus 
while we authorize the instances of incidental take shown in Table 5, 
we believe that the number of individual marine mammals that will be 
incidentally taken by the project will be substantially lower than 
these numbers.

          Table 5--Estimated Numbers of Take and Percentages of Marine Mammal Stocks That May Be Taken
----------------------------------------------------------------------------------------------------------------
                                                                                       Stock       Percentage of
                             Species                               Level B take      abundance       stock or
                                                                    authorized     estimate \1\     population
----------------------------------------------------------------------------------------------------------------
Harbor seal.....................................................           1,620          30,968               5
California sea lion.............................................              36         296,750              <1
Northern elephant seal..........................................              14         179,000             <1
----------------------------------------------------------------------------------------------------------------
\1\ NMFS 2015 marine mammal stock assessment reports (Carretta et al., 2016) available online at:
  www.nmfs.noaa.gov/pr/sars/.

    Based on the analysis contained herein of the planned activity 
(including the mitigation and monitoring measures) and the anticipated 
take of marine mammals, NMFS finds that small numbers of marine mammals 
will be taken relative to the population size of the affected species 
or stocks.

Unmitigable Adverse Impact Analysis and Determination

    There are no relevant subsistence uses of the affected marine 
mammal stocks or species implicated by this action. Therefore, NMFS has 
determined that the total taking of affected species or stocks will not 
have an unmitigable adverse impact on the availability of such species 
or stocks for taking for subsistence purposes.

Endangered Species Act (ESA)

    Section 7(a)(2) of the Endangered Species Act of 1973 (ESA: 16 
U.S.C. 1531 et seq.) requires that each Federal agency insure that any 
action it authorizes, funds, or carries out is not likely to jeopardize 
the continued existence of any endangered or threatened species or 
result in the destruction or adverse modification of designated 
critical habitat. To ensure ESA compliance for the issuance of IHAs, 
NMFS consults internally with our ESA Interagency Cooperation Division 
whenever we propose to authorize take for endangered or threatened 
species.
    No incidental take of ESA-listed species is authorized or expected 
to result from this activity. Therefore, NMFS has determined that 
formal consultation under section 7 of the ESA is not required for this 
action.

Authorization

    NMFS has issued an IHA to the City of San Diego for the take of 
small numbers of three marine mammal species incidental to conducting 
demolition and construction activities at Coast Boulevard, La Jolla, 
California, from June 1, 2017 through December 14, 2017, provided the 
previously mentioned mitigation, monitoring, and reporting 
requirements.

    Dated: June 23, 2017.
Donna S. Wieting,
Director, Office of Protected Resources, National Marine Fisheries 
Service.
[FR Doc. 2017-13581 Filed 6-28-17; 8:45 am]
 BILLING CODE 3510-22-P



                                                                              Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices                                                  29511

                                                observed in the region of activity during                  Activities shall not resume until                     Dated: June 23, 2017.
                                                the period of activity. All observers                   NMFS is able to review the                             Donna S. Wieting,
                                                shall be trained in marine mammal                       circumstances of the prohibited take.                  Director, Office of Protected Resources,
                                                identification and behaviors, and shall                 NMFS will work with WETA to                            National Marine Fisheries Service.
                                                have no other construction-related tasks                determine what measures are necessary                  [FR Doc. 2017–13580 Filed 6–28–17; 8:45 am]
                                                while conducting monitoring.                            to minimize the likelihood of further                  BILLING CODE 3510–22–P
                                                   (b) For all marine mammal                            prohibited take and ensure MMPA
                                                monitoring, the information shall be                    compliance. WETA may not resume
                                                recorded as described in the Monitoring                                                                        DEPARTMENT OF COMMERCE
                                                                                                        their activities until notified by NMFS.
                                                Plan.
                                                   6. Reporting.                                           ii. In the event that WETA discovers                National Oceanic and Atmospheric
                                                   The holder of this Authorization is                  an injured or dead marine mammal, and                  Administration
                                                required to:                                            the lead observer determines that the
                                                   (a) Submit a draft report on all                                                                            RIN 0648–XF319
                                                                                                        cause of the injury or death is unknown
                                                monitoring conducted under the IHA                      and the death is relatively recent (e.g.,              Takes of Marine Mammals Incidental to
                                                within ninety days of the completion of                 in less than a moderate state of                       Specified Activities; Taking Marine
                                                marine mammal monitoring, or sixty                      decomposition), WETA shall                             Mammals Incidental to Coast
                                                days prior to the issuance of any                       immediately report the incident to the                 Boulevard Improvements Project, La
                                                subsequent IHA for projects at the                      Office of Protected Resources, NMFS,                   Jolla, California
                                                Project area, whichever comes first. A
                                                                                                        and the West Coast Regional Stranding
                                                final report shall be prepared and                                                                             AGENCY:  National Marine Fisheries
                                                                                                        Coordinator, NMFS.
                                                submitted within thirty days following                                                                         Service (NMFS), National Oceanic and
                                                resolution of comments on the draft                        The report must include the same                    Atmospheric Administration (NOAA),
                                                report from NMFS. This report must                      information identified in 6(b)(i) of this              Commerce.
                                                contain the informational elements                      IHA. Activities may continue while                     ACTION: Notice; issuance of an incidental
                                                described in the Monitoring Plan, at                    NMFS reviews the circumstances of the                  harassment authorization.
                                                minimum (see www.nmfs.noaa.gov/pr/                      incident. NMFS will work with WETA
                                                permits/incidental/construction.htm),                   to determine whether additional                        SUMMARY:   In accordance with the
                                                and shall also include:                                 mitigation measures or modifications to                regulations implementing the Marine
                                                   i. Detailed information about any                    the activities are appropriate.                        Mammal Protection Act (MMPA) as
                                                implementation of shutdowns,                                                                                   amended, notification is hereby given
                                                including the distance of animals to the                   iii. In the event that WETA discovers
                                                                                                                                                               that NMFS has issued an incidental
                                                pile and description of specific actions                an injured or dead marine mammal, and
                                                                                                                                                               harassment authorization (IHA) to the
                                                that ensued and resulting behavior of                   the lead observer determines that the
                                                                                                                                                               City of San Diego to incidentally harass,
                                                the animal, if any.                                     injury or death is not associated with or
                                                                                                                                                               by Level B harassment only, marine
                                                   ii. Description of attempts to                       related to the activities authorized in the            mammals during construction and
                                                distinguish between the number of                       IHA (e.g., previously wounded animal,                  demolition activities associated with a
                                                individual animals taken and the                        carcass with moderate to advanced                      public parking lot and sidewalk
                                                number of incidents of take, such as                    decomposition, scavenger damage),                      improvements project in La Jolla,
                                                ability to track groups or individuals.                 WETA shall report the incident to the                  California.
                                                   iii. An estimated total take estimate                Office of Protected Resources, NMFS,
                                                extrapolated from the number of marine                  and the West Coast Regional Stranding                  DATES:  This Authorization is effective
                                                mammals observed during the course of                                                                          from June 1, 2017, through December
                                                                                                        Coordinator, NMFS, within 24 hours of
                                                construction activities, if necessary.                                                                         14, 2017.
                                                                                                        the discovery. WETA shall provide
                                                   (b) Reporting injured or dead marine                                                                        FOR FURTHER INFORMATION CONTACT:
                                                                                                        photographs or video footage or other
                                                mammals:                                                                                                       Jordan Carduner, Office of Protected
                                                   i. In the unanticipated event that the               documentation of the stranded animal
                                                                                                        sighting to NMFS.                                      Resources, NMFS, (301) 427–8401.
                                                specified activity clearly causes the take                                                                     Electronic copies of the application and
                                                of a marine mammal in a manner                             7. This Authorization may be                        supporting documents, as well as a list
                                                prohibited by this IHA, such as a serious               modified, suspended or withdrawn if                    of the references cited in this document,
                                                injury or mortality, WETA shall                         the holder fails to abide by the                       may be obtained online at:
                                                immediately cease the specified                         conditions prescribed herein, or if                    www.nmfs.noaa.gov/pr/permits/
                                                activities and report the incident to the               NMFS determines the authorized taking                  incidental/construction.htm. In case of
                                                Office of Protected Resources, NMFS,                    is having more than a negligible impact                problems accessing these documents,
                                                and the West Coast Regional Stranding                   on the species or stock of affected                    please call the contact listed above.
                                                Coordinator, NMFS. The report must                      marine mammals.                                        SUPPLEMENTARY INFORMATION:
                                                include the following information:
                                                   A. Time and date of the incident;                    Request for Public Comments                            Background
                                                   B. Description of the incident;
                                                   C. Environmental conditions (e.g.,                      We request comment on our analyses,                    Sections 101(a)(5)(A) and (D) of the
                                                wind speed and direction, Beaufort sea                  the draft authorization, and any other                 MMPA (16 U.S.C. 1361 et seq.) direct
                                                state, cloud cover, and visibility);                    aspect of this Notice of Proposed IHAs                 the Secretary of Commerce to allow,
                                                                                                                                                               upon request, the incidental, but not
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                                                   D. Description of all marine mammal                  for WETA’s Central Bay construction
                                                observations in the 24 hours preceding                  activities. Please include with your                   intentional, taking of small numbers of
                                                the incident;                                                                                                  marine mammals by U.S. citizens who
                                                                                                        comments any supporting data or
                                                   E. Species identification or                                                                                engage in a specified activity (other than
                                                                                                        literature citations to help inform our
                                                description of the animal(s) involved;                                                                         commercial fishing) within a specified
                                                                                                        final decision on WETA’s request for                   geographical region if certain findings
                                                   F. Fate of the animal(s); and
                                                   G. Photographs or video footage of the               MMPA authorization.                                    are made and either regulations are
                                                animal(s).                                                                                                     issued or, if the taking is limited to


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                                                29512                         Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices

                                                harassment, a notice of a proposed                      Coast Boulevard improvements in La                     on marine mammals. During the 30-day
                                                authorization is provided to the public                 Jolla, California. The City’s request was              public comment period, NMFS received
                                                for review.                                             for harassment only and NMFS concurs                   one comment letter from the Marine
                                                   An authorization for incidental                      that mortality is not expected to result               Mammal Commission. The Marine
                                                takings shall be granted if NMFS finds                  from this activity. Therefore, an IHA is               Mammal Commission recommended
                                                that the taking will have a negligible                  appropriate.                                           that NMFS issue the IHA, subject to
                                                impact on the species or stock(s), will                   The City’s application for incidental                inclusion of the proposed mitigation,
                                                not have an unmitigable adverse impact                  take authorization was received on                     monitoring, and reporting measures.
                                                on the availability of the species or                   December 16, 2016. On March 1, 2017,
                                                                                                        we deemed the City’s application for                   Description of Marine Mammals in the
                                                stock(s) for subsistence uses (where
                                                                                                        authorization to be adequate and                       Area of Specified Activities
                                                relevant), and if the permissible
                                                methods of taking and requirements                      complete. The planned activity is not                     Three species are considered to co-
                                                pertaining to the mitigation, monitoring                expected to exceed one year, hence we                  occur with the City’s planned activities:
                                                and reporting of such takings are set                   do not expect subsequent MMPA                          Harbor seals (Phoca vitulina), which are,
                                                forth.                                                  incidental harassment authorizations                   by far, the dominant observed marine
                                                   NMFS has defined ‘‘negligible                        would be issued for this particular                    mammal in the project area, as well as
                                                impact’’ in 50 CFR 216.103 as an impact                 activity.                                              California sea lions (Zalophus
                                                resulting from the specified activity that                The planned activities include                       californianus) and northern elephant
                                                cannot be reasonably expected to, and is                improvements to an existing public                     seals (Mirounga angustirostris) which
                                                not reasonably likely to, adversely affect              parking lot, sidewalk, and landscaping                 also occasionally haul out in the project
                                                the species or stock through effects on                 areas located on the bluff tops above                  area, in far lower numbers. A detailed
                                                annual rates of recruitment or survival.                Children’s Pool, a public beach located                description of the species likely to be
                                                   The MMPA states that the term ‘‘take’’               in La Jolla, California. Species that are              affected by the City’s planned project,
                                                means to harass, hunt, capture, kill or                 expected to be taken by the planned                    including brief introductions to the
                                                attempt to harass, hunt, capture, or kill               activity include harbor seal, California               species and relevant stocks as well as
                                                any marine mammal.                                      sea lion, and northern elephant seal.                  available information regarding
                                                   Except with respect to certain                       Take by Level B harassment only is                     population trends and threats, and
                                                activities not pertinent here, the MMPA                 expected; no injury or mortality of                    information regarding local occurrence,
                                                defines ‘‘harassment’’ as: Any act of                   marine mammals is expected to result                   were provided in the Federal Register
                                                pursuit, torment, or annoyance which (i)                from the planned activity. This                        notice for the proposed IHA (82 FR
                                                has the potential to injure a marine                    represents the first IHA issued for this               19221, April 26, 2017); since that time,
                                                mammal or marine mammal stock in the                    activity. The City applied for, and was                we are not aware of any changes in the
                                                wild (Level A harassment); or (ii) has                  granted, IHAs in 2013 2014 and 2015                    status of these species and stocks;
                                                the potential to disturb a marine                       (NMFS 2013; 2014; 2015) for a lifeguard                therefore, detailed descriptions are not
                                                mammal or marine mammal stock in the                    station demolition and construction                    provided here. Please refer to that
                                                wild by causing disruption of behavioral                project at Children’s Pool beach. NMFS                 Federal Register notice for these
                                                patterns, including, but not limited to,                published notices in the Federal                       descriptions. Please also refer to
                                                migration, breathing, nursing, breeding,                Register announcing the issuance of                    Sections 3 and 4 of the City’s IHA
                                                feeding, or sheltering (Level B                         these IHAs on July 8, 2013 (78 FR                      application, as well as to NMFS’s Stock
                                                harassment).                                            40705), June 6, 2014 (79 FR 32699), and                Assessment Reports (SAR;
                                                                                                        July 13, 2015 (80 FR 39999),                           www.nmfs.noaa.gov/pr/sars/).
                                                National Environmental Policy Act                       respectively. The City also applied for,               Additional general information about
                                                  To comply with the National                           and was granted, an IHA in 2016 (NMFS                  these species (e.g., physical and
                                                Environmental Policy Act of 1969                        2016) for a sand sampling project at                   behavioral descriptions) may be found
                                                (NEPA; 42 U.S.C. 4321 et seq.) and                      Children’s Pool beach. NMFS published                  on NMFS’s Web site
                                                NOAA Administrative Order (NAO)                         a notice in the Federal Register                       (www.nmfs.noaa.gov/pr/species/
                                                216–6A, NMFS must review our                            announcing the issuance of the IHA on                  mammals/).
                                                proposed action with respect to                         June 3, 2016 (81 FR 35739).                               Table 1 lists all species with expected
                                                environmental consequences on the                                                                              potential for occurrence in the project
                                                human environment.                                      Description of Specified Activity                      location and summarizes information
                                                  Accordingly, NMFS has determined                        A detailed description of the planned                related to the population or stock,
                                                that the issuance of the IHA qualifies to               demolition and construction project is                 including potential biological removal
                                                be categorically excluded from further                  provided in the Federal Register notice                (PBR), where known. For taxonomy, we
                                                NEPA review. This action is consistent                  for the proposed IHA (82 FR 19221,                     follow Committee on Taxonomy (2016).
                                                with categories of activities identified in             April 26, 2017). Since that time, no                   For status of species, we provide
                                                CE B4 of the Companion Manual for                       changes have been made to the planned                  information regarding U.S. regulatory
                                                NOAA Administrative Order 216–6A,                       activities. Therefore, a detailed                      status under the MMPA and ESA.
                                                which do not individually or                            description is not provided here. Please               Abundance estimates presented here
                                                cumulatively have the potential for                     refer to that Federal Register notice for              represent the total number of
                                                significant impacts on the quality of the               the description of the specific activity.              individuals that make up a given stock
                                                human environment and for which we                                                                             or the total number estimated within a
                                                                                                        Comments and Responses                                 particular study area. NMFS’s stock
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                                                have not identified any extraordinary
                                                circumstances that would preclude this                    A notice of NMFS’s proposal to issue                 abundance estimates for most species
                                                categorical exclusion.                                  an IHA to the City was published in the                represent the total estimate of
                                                                                                        Federal Register on April 26, 2017 (82                 individuals within the geographic area,
                                                Summary of Request                                      FR 19221). That notice described, in                   if known, that comprises that stock. For
                                                  NMFS received a request from the                      detail, the City’s activity, the marine                some species, this geographic area may
                                                City of San Diego (City) for an IHA to                  mammal species that may be affected by                 extend beyond U.S. waters. PBR,
                                                take marine mammals incidental to                       the activity, and the anticipated effects              defined by the MMPA as the maximum


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                                                                                    Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices                                                         29513

                                                number of animals, not including                                   effects of the anticipated mortality from                    All values presented in Table 1 are
                                                natural mortalities, that may be removed                           a specific project (as described in                        the most recent available at the time of
                                                from a marine mammal stock while                                   NMFS’s SARs). While no mortality is                        publication and are available in NMFS’s
                                                allowing that stock to reach or maintain                           anticipated or authorized here, PBR and                    SARs (e.g., Carretta et al., 2016). Please
                                                its optimum sustainable population, is                             annual serious injury and mortality are                    see the SARs, available at
                                                considered in concert with known                                   included here as gross indicators of the                   www.nmfs.noaa.gov/pr/sars, for more
                                                sources of ongoing anthropogenic                                   status of the species and other threats.                   detailed accounts of these stocks’ status
                                                mortality to assess the population-level                                                                                      and abundance.
                                                                             TABLE 1—MARINE MAMMAL SPECIES POTENTIALLY PRESENT IN THE PROJECT AREA
                                                                                                                                ESA/               Stock abundance
                                                                                                                               MMPA                   (CV, Nmin,                         Annual      Relative occurrence in
                                                           Species                               Stock                         status;                most recent            PBR 3                   project area; season of
                                                                                                                                                                                         M/SI 4
                                                                                                                              strategic               abundance                                            occurrence
                                                                                                                               (Y/N) 1                 survey) 2

                                                                                                                     Order Carnivora—Superfamily Pinnipedia

                                                                                                                   Family Otariidae (eared seals and sea lions)

                                                California sea lion ...........     U.S. ...............................    -; N ...........   296,750 (n/a; 153,337;          9,200           389   Abundant; year-round.
                                                                                                                                                 2011).

                                                                                                                             Family Phocidae (earless seals)

                                                Harbor seal .....................   California .......................      -; N ...........   30,968 (n/a; 27,348;            1,641           43    Rare; year-round.
                                                                                                                                                 2012).
                                                Northern elephant seal ...          California breeding ........            -; N ...........   179,000 (n/a; 81,368;           4,882           8.8   Rare; year-round.
                                                                                                                                                 2010).
                                                  1 Endangered Species Act (ESA) status: Endangered (E), Threatened (T)/MMPA status: Depleted (D). A dash (-) indicates that the species is
                                                not listed under the ESA or designated as depleted under the MMPA. Under the MMPA, a strategic stock is one for which the level of direct
                                                human-caused mortality exceeds PBR or which is determined to be declining and likely to be listed under the ESA within the foreseeable future.
                                                Any species or stock listed under the ESA is automatically designated under the MMPA as depleted and as a strategic stock.
                                                  2 NMFS marine mammal stock assessment reports online at: www.nmfs.noaa.gov/pr/sars/. CV is coefficient of variation; N
                                                                                                                                                                           min is the minimum
                                                estimate of stock abundance. In some cases, CV is not applicable.
                                                  3 PBR, defined by the MMPA as the maximum number of animals, not including natural mortalities, that may be removed from a marine mam-
                                                mal stock while allowing that stock to reach or maintain its optimum sustainable population size (OSP).
                                                  4 These values, found in NMFS’s SARs, represent annual levels of human-caused mortality plus serious injury from all sources combined (e.g.,
                                                commercial fisheries, ship strike).


                                                Potential Effects of Specified Activities                          mammals, such as haulouts and                              disruption of behavioral patterns,
                                                on Marine Mammals and Their Habitat                                rookeries, nor is expected to result in                    including, but not limited to, migration,
                                                   The effects of noise from construction                          impacts to food sources or impacts to                      breathing, nursing, breeding, feeding, or
                                                and demolition activities for the                                  substrate.                                                 sheltering (Level B harassment).
                                                planned project have the potential to                              Estimated Take by Incidental                                 All authorized takes are expected to
                                                result in behavioral harassment of                                 Harassment                                                 be by Level B harassment only, in the
                                                marine mammals in the vicinity of the                                                                                         form of disruption of behavioral
                                                action area. The Federal Register notice                              This section provides an estimate of
                                                                                                                   the number of incidental takes                             patterns for individual marine mammals
                                                for the proposed IHA (82 FR 19221,                                                                                            resulting from exposure to sounds
                                                April 26, 2017) included a discussion of                           authorized through this IHA, which
                                                                                                                   informs both NMFS’ consideration of                        associated with the planned
                                                the effects of anthropogenic noise on
                                                                                                                   whether the number of takes is ‘‘small’’                   construction and demolition activities.
                                                marine mammals and their habitat,
                                                                                                                   and the negligible impact                                  Based on the nature of the activity,
                                                therefore that information is not
                                                                                                                   determination.                                             Level A harassment is neither
                                                repeated here; please refer to that
                                                Federal Register notice for further                                   Harassment is the only type of take                     anticipated nor authorized. The death of
                                                information. The main impact                                       expected to result from the planned                        a marine mammal is also a type of
                                                associated with the City’s planned                                 activities. Except with respect to certain                 incidental take. However, in the case of
                                                project would be temporarily elevated                              activities not pertinent here, section                     the planned project it is unlikely that
                                                sound levels and the associated direct                             3(18) of the MMPA defines                                  injurious or lethal takes would occur
                                                effects on marine mammals. No                                      ‘‘harassment’’ as: Any act of pursuit,                     even in the absence of the planned
                                                instances of hearing threshold shifts,                             torment, or annoyance which (i) has the                    mitigation and monitoring measures,
                                                injury, serious injury, or mortality are                           potential to injure a marine mammal or                     and no mortality is anticipated or
                                                expected as a result of the planned                                marine mammal stock in the wild (Level                     authorized for this activity. The current
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                                                activities. The project is not expected to                         A harassment); or (ii) has the potential                   NMFS thresholds for behavioral
                                                not result in permanent impacts to                                 to disturb a marine mammal or marine                       harassment of pinnipeds from airborne
                                                habitats used directly by marine                                   mammal stock in the wild by causing                        noise are shown in Table 2.




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                                                29514                                  Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices

                                                   TABLE 2—CURRENT NMFS CRITERIA FOR PINNIPED HARASSMENT RESULTING FROM EXPOSURE TO AIRBORNE SOUND
                                                                            Species                                                 Level B harassment threshold                                   Level A harassment threshold

                                                Harbor seals ......................................................      90 dB re 20 μPa ...............................................   Not defined.
                                                Other pinniped species ......................................            100 dB re 20 μPa .............................................    Not defined.



                                                  NMFS currently uses a three-tiered                                     qualify as behavioral harassment. Thus                            from land into the water. Animals that
                                                scale to determine whether the response                                  a pinniped on land is considered by                               become alert without such movements
                                                of a pinniped on land to acoustic or                                     NMFS to have been behaviorally                                    are not considered harassed. See Table
                                                visual stimuli is considered an alert, a                                 harassed if it moves greater than two                             3 for a summary of the pinniped
                                                movement, or a flush. NMFS considers                                     times its body length, or if the animal                           disturbance scale.
                                                the behaviors that meet the definitions                                  is already moving and changes direction
                                                of both movements and flushes to                                         and/or speed, or if the animal flushes

                                                                                               TABLE 3—LEVELS OF PINNIPED BEHAVIORAL DISTURBANCE ON LAND
                                                     Level                      Type of response                                                                                  Definition

                                                1 ................   Alert ...........................................   Seal head orientation or brief movement in response to disturbance, which may include turning
                                                                                                                            head towards the disturbance, craning head and neck while holding the body rigid in a u-
                                                                                                                            shaped position, changing from a lying to a sitting position, or brief movement of less than
                                                                                                                            twice the animal’s body length.
                                                2 ................   Movement .................................          Movements in response to the source of disturbance, ranging from short withdrawals at least
                                                                                                                            twice the animal’s body length to longer retreats over the beach, or if already moving a
                                                                                                                            change of direction of greater than 90 degrees.
                                                3 ................   Flush .........................................     All retreats (flushes) to the water.



                                                   Given the many uncertainties in                                          (1) Estimate the total area in square                          beach areas; people are encouraged to
                                                predicting the quantity and types of                                     meters (m2) of harbor seal haulout                                stay on the western side of the guideline
                                                impacts of sound on marine mammals,                                      habitat available at Children’s Pool;                             rope, allowing seals to use the eastern
                                                it is common practice to estimate how                                       (2) Estimate the total area of available                       section of beach that provides access to
                                                many animals are likely to be present                                    haulout habitat expected to be                                    the water. The City’s estimate of
                                                within a particular distance of a given                                  ensonified to the airborne Level B                                available pinniped habitat was based on
                                                activity, or exposed to a particular level                               harassment threshold for harbor seals                             the total area of the beach between the
                                                of sound. In practice, depending on the                                  (90 decibels (dB) re 20 micropascals                              guideline rope and the mean lower low
                                                amount of information available to                                       (mPa)) based on total haulout area and                            water line. Thus, the area considered for
                                                characterize daily and seasonal                                          the percentage of total haulout area                              this analysis to be available as haulout
                                                movement and distribution of affected                                    expected to be ensonified to the Level                            habitat is the total area east of the rope
                                                marine mammals, it can be difficult to                                   B harassment threshold;                                           and west of the mean lower low water
                                                distinguish between the number of                                           (3) Estimate the daily number of seals                         line, while the area west of the rope is
                                                individuals harassed and the instances                                   exposed to sounds above Level B                                   assumed to be unavailable as pinniped
                                                of harassment and, when duration of the                                  harassment threshold by multiplying                               habitat (See Figure 5 in the IHA
                                                activity is considered, it can result in a                               the total area of haulout habitat                                 application for the location of the
                                                take estimate that overestimates the                                     expected to be ensonified to the Level                            guideline rope, and the area assumed to
                                                number of individuals harassed. In                                       B threshold by the expected daily                                 be available haulout habitat). The City
                                                particular, for stationary activities such                               number of seals on Children’s Pool;                               estimated that there are 2,509 m2 east of
                                                as the planned project, it is more likely                                   (4) Estimate the total number of
                                                that some smaller number of individuals                                                                                                    the guideline rope; therefore it is
                                                                                                                         anticipated harbor seals taken over the                           assumed that there is a total of 2,509 m2
                                                may accrue a number of incidences of                                     duration of the project by multiplying
                                                harassment per individual than for each                                                                                                    of available pinniped habitat on
                                                                                                                         the daily number of seals exposed to
                                                incidence to accrue to a new individual,                                                                                                   Children’s Pool (Figure 5 in IHA
                                                                                                                         noise above the Level B harassment
                                                especially if those individuals display                                                                                                    application).
                                                                                                                         threshold by the number of total project
                                                some degree of residency or site fidelity                                days in which project-related sounds                                 The City estimated the area of
                                                and the impetus to use the site is                                       may exceed the Level B harassment                                 available harbor seal habitat at
                                                stronger than the deterrence presented                                   threshold.                                                        Children’s Pool beach that would be
                                                by the harassing activity.                                                  As described above, Children’s Pool is                         ensonified to the Level B harassment
                                                   The take calculations presented here                                  designated as a shared-use beach. The                             threshold by estimating the distance to
                                                rely on the best information currently                                   beach and surrounding waters are used                             the Level B harassment threshold from
                                                available for marine mammal                                              for swimming, surfing, kayaking, diving,                          sounds associated with the planned
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                                                populations in the Children’s Pool area.                                 tide pooling, and nature watching, thus                           activities, then calculating the
                                                Below we describe how the take was                                       the beach is shared between humans                                percentage of available haulout habitat
                                                estimated for the planned project.                                       and pinnipeds. To discourage people                               at Children’s Pool that would be
                                                                                                                         from harassing pinnipeds hauled out on                            ensonified to that threshold based on
                                                Pacific Harbor Seal
                                                                                                                         the beach, a guideline rope, oriented                             the total available habitat and the
                                                  The take estimate for harbor seal was                                  parallel to the water, bisects the beach                          distance to the Level B harassment
                                                based on the following steps:                                            into upper (western) and lower (eastern)                          threshold.


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                                                                              Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices                                            29515

                                                   To estimate the distance to the in-air               beach per day, based on literature that                harbor seals by Level B harassment. We
                                                Level B harassment threshold for harbor                 reported this number as the maximum                    therefore authorize a total of 1,620
                                                seals (90 dB root mean square (rms)) for                number of seals recorded at Children’s                 incidental takes of harbor seals by Level
                                                the planned project, the City first used                Pool (Linder 2011). However, NMFS                      B harassment only.
                                                a spherical spreading loss model,                       believes it is more appropriate to use the
                                                assuming average atmospheric                            average number of seals observed on                    California Sea Lion
                                                conditions. The spreading loss model                    Children’s Pool beach, as opposed to the                  As described above, California sea
                                                predicted that the 90 dB isopleth would                 maximum number of seals, to estimate                   lions are occasional visitors to
                                                be reached at 10 m (33 feet (ft)).                      the likely number of takes of harbor                   Children’s Pool. The most reliable
                                                However, data from in situ recordings                   seals as a result of the planned project.              estimates of likely California sea lion
                                                conducted during the lifeguard station                  During 3,376 hourly counts associated                  occurrence in the project area come
                                                project at Children’s Pool indicated that               with monitoring for IHAs issued for                    from monitoring reports associated with
                                                peak sound levels of 90 to 103 dB were                  construction and demolition at the                     IHAs issued previously for demolition
                                                recorded at distances of 15 m to 20 m                   lifeguard station at Children’s Pool in                and construction of the lifeguard station
                                                (49 to 66 ft) from the source when the                  2013–14, 2014–15, and 2015–16, there                   at Children’s Pool. In 2015–16 there
                                                loudest construction equipment (source                  was an average of 54.5 harbor seals                    were 71 observations of California sea
                                                levels ranging from 100 to 110 dB) was                  (including pups) recorded daily on
                                                                                                                                                               lions on Children’s Pool over 209 days
                                                operating. The City estimated that the                  Children’s Pool beach (pers. comm., D.
                                                                                                                                                               of monitoring, for an average of one
                                                loudest potential sound sources                         Hanan, Hanan & Associates, to J.
                                                                                                                                                               California sea lion observed on
                                                associated with the planned project                     Carduner, NMFS, April 4, 2017). We
                                                                                                                                                               Children’s Pool approximately every
                                                would be approximately 110 dB rms                       therefore estimated that 55 harbor seals
                                                                                                                                                               three days. Based on this ratio, we
                                                (See Table 2 in IHA application), based                 would occur on Children’s Pool per day,
                                                                                                                                                               estimate that a total of 55 observations
                                                on manufacturer specifications and                      and used this number to estimate take
                                                                                                                                                               of California sea lions on Children’s
                                                previous recordings of similar                          of harbor seals as a result of the planned
                                                                                                                                                               Pool during the entire duration of the
                                                equipment used during the lifeguard                     project. Based on an estimate of 55 total
                                                                                                                                                               project (164 days); however as described
                                                station project at Children’s Pool (Hanan               harbor seals on Children’s Pool per day,
                                                                                                        and an estimated 25.8 percent of total                 above we do not think take is likely to
                                                & Associates 2014; 2015; 2016).
                                                                                                        haulout habitat ensonified to the Level                occur on days in which source levels are
                                                Therefore, the City estimated that for the
                                                                                                        B harassment threshold for harbor seals,               below 100 dB. We expect one take of
                                                sound sources expected to result in the
                                                                                                        we estimated that an average of 14.2                   California sea lion will occur for every
                                                largest isopleths (those with SLs
                                                                                                        (rounded to 15) takes of harbor seals by               3 days of the project in which source
                                                estimated at up to 110 dB), the area
                                                                                                        Level B harassment would occur per                     levels are anticipated to be between
                                                expected to be ensonified to the in-air
                                                                                                        day.                                                   101–110 dB (108 total days). We
                                                Level B harassment threshold for harbor
                                                                                                           The City estimated that the total                   therefore authorize 36 incidental takes
                                                seals (90 dB rms) would extend to
                                                                                                        duration of the project would be 164                   of California sea lions by Level B
                                                approximately 20 m from the sound
                                                                                                        days. However, activities involving                    harassment only.
                                                source. To be conservative, the City
                                                used this distance (20 m) based on the                  equipment that could result in sound                   Northern Elephant Seal
                                                data from previous site-specific                        source levels of 101–110 dB would
                                                monitoring, rather than the results of the              occur on a maximum of 108 project days                    As described above, northern
                                                spherical spreading loss model, to                      (pers. comm., D. Langsford, Tierra Data,               elephant seals are occasional visitors to
                                                estimate the predicted distance to the                  to J. Carduner, NMFS, April 3, 2017).                  Children’s Pool. The most reliable
                                                in-air Level B harassment threshold for                 Based on the distance of the project to                estimates of likely northern elephant
                                                harbor seals.                                           Children’s Pool and previous                           seal occurrence in the project area come
                                                   Based on the estimated distance to the               monitoring reports, we believe it is                   from monitoring reports associated with
                                                in-air Level B harassment threshold for                 unlikely that project-related activities               IHAs issued previously for demolition
                                                harbor seals (20 m from the sound                       with expected source levels at or below                and construction of the lifeguard station
                                                source), the City estimated 647 m2 of                   100 dB rms would result in sound                       at Children’s Pool. In 2015–16 there
                                                total available harbor seal habitat at                  exposure levels at or above 90 dB among                were 26 observations of northern
                                                Children’s Pool beach would be                          any pinnipeds at Children’s Pool.                      elephant seals on Children’s Pool over
                                                ensonified to the Level B harassment                    Planned project-related activities will                209 days of monitoring, for an average
                                                threshold, the City therefore estimated                 occur on top of a natural cliff in an area             of one northern elephant seal observed
                                                that approximately 25.8 percent (647/                   of increasing elevation above the beach,               on Children’s Pool approximately every
                                                2,509) of available harbor seal haulout                 therefore we do not believe visual                     eight days. Based on this ratio, we
                                                habitat at Children’s Pool beach would                  stimuli from the project will result in                estimate a total of 20 northern elephant
                                                be ensonified to the Level B harassment                 behavioral harassment of any marine                    seals will be observed on Children’s
                                                threshold (Figure 5 in IHA application).                mammals. Therefore, we do not expect                   Pool during the entire duration of the
                                                This information has been used to                       that activities with expected source                   project (164 days); however as described
                                                derive the take estimate only; the entire               levels of 100 dB and below will result                 above we do not think take is likely to
                                                beach would be observed in order to                     in take of marine mammals. Thus, our                   occur on days in which source levels are
                                                document potential actual take.                         take estimate is based on the number of                below 100 dB. We expect one northern
                                                   The estimated daily take of harbor                   days in which source levels associated                 elephant seal take will occur for every
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                                                seals was based on the number of harbor                 with the planned project could be                      eight days of the project in which source
                                                seals expected to occur daily in the area               between 100 and 110 dB rms. Based on                   levels are anticipated to be between
                                                ensonified to the Level B harassment                    an estimate of 15 takes of harbor seals                101–110 dB (108 total days). We
                                                threshold. In their IHA application, the                per day by Level B harassment, over a                  therefore authorize 14 incidental takes
                                                City estimated that 200 harbor seals                    total of 108 days the project is expected              of northern elephant seals by Level B
                                                would be present on Children’s Pool                     to result in a total of 1,620 takes of                 harassment only.




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                                                29516                                    Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices

                                                 TABLE 4—SUMMARY OF NUMBERS OF MARINE MAMMALS AUTHORIZED TO BE INCIDENTALLY TAKEN BY THE CITY DURING
                                                                                       THE PLANNED PROJECT

                                                                                                                Species                                                                          Level A takes    Level B takes    Total

                                                Harbor seal ..................................................................................................................................               0            1,620        1,620
                                                California sea lion ........................................................................................................................                 0               36           36
                                                Northern elephant seal ................................................................................................................                      0               14           14



                                                Effects of Specified Activities on                                        implementation, and impact on the                                           • Moratorium during harbor seal
                                                Subsistence Uses of Marine Mammals                                        effectiveness of the military readiness                                  pupping season: Demolition and
                                                   There are no relevant subsistence uses                                 activity.                                                                construction will be prohibited during
                                                of marine mammals implicated by this                                         Any mitigation measure(s) prescribed                                  the Pacific harbor seal pupping season
                                                action. Therefore, NMFS has                                               by NMFS should be able to accomplish,                                    (December 15th to May 15th) and for an
                                                determined that the total taking of                                       have a reasonable likelihood of                                          additional two weeks to accommodate
                                                affected species or stocks will not have                                  accomplishing (based on current                                          lactation and weaning of late season
                                                an unmitigable adverse impact on the                                      science), or contribute to the                                           pups. Thus construction will be
                                                availability of such species or stocks for                                accomplishment of one or more of the                                     prohibited from December 15th to May
                                                taking for subsistence purposes.                                          general goals listed below:                                              29th. This measure is designed to avoid
                                                                                                                             1. Avoidance or minimization of                                       any potential adverse impacts to pups
                                                Mitigation Measures                                                       injury or death of marine mammals                                        that may otherwise occur, such as
                                                   In order to issue an IHA under section                                 wherever possible (goals 2, 3, and 4 may                                 abandonment by mothers as a result of
                                                101(a)(5)(D) of the MMPA, NMFS must                                       contribute to this goal);                                                harassment;
                                                set forth the permissible methods of                                         2. A reduction in the numbers of                                         • Activities limited to daylight hours
                                                taking pursuant to such activity, and                                     marine mammals (total number or                                          only: Construction and demolition will
                                                other means of effecting the least                                        number at biologically important time                                    be limited to daylight hours only (7 a.m.
                                                practicable impact on such species or                                     or location) exposed to activities                                       to 7 p.m., or 30 minutes before sunset
                                                stock and its habitat, paying particular                                  expected to result in the take of marine                                 depending on time of year). This
                                                attention to rookeries, mating grounds,                                   mammals (this goal may contribute to 1,                                  measure is designed to facilitate the
                                                and areas of similar significance, and on                                 above, or to reducing harassment takes                                   ability of MMOs to effectively monitor
                                                the availability of such species or stock                                 only);                                                                   potential instances of harassment and to
                                                for taking for certain subsistence uses                                      3. A reduction in the number of times                                 accurately document behavioral
                                                (latter not applicable for this action).                                  (total number or number at biologically                                  responses of pinnipeds to project-
                                                NMFS regulations require applicants for                                   important time or location) individuals                                  related activities;
                                                incidental take authorizations to include                                 would be exposed to activities expected                                     • Timing constraints for very loud
                                                information about the availability and                                    to result in the take of marine mammals                                  equipment: To minimize potential
                                                feasibility (economic and technological)                                  (this goal may contribute to 1, above, or                                impacts to marine mammals,
                                                of equipment, methods, and manner of                                      to reducing harassment takes only);                                      construction and demolition activity
                                                conducting such activity or other means                                      4. A reduction in the intensity of                                    involving use of very loud equipment
                                                of effecting the least practicable adverse                                exposures (either total number or                                        (e.g., jackhammers) will be scheduled
                                                impact upon the affected species or                                       number at biologically important time                                    during the daily period of lowest
                                                stocks and their habitat (50 CFR                                          or location) to activities expected to                                   pinniped haul-out occurrence, between
                                                216.104(a)(11)).                                                          result in the take of marine mammals                                     the hours of 8:30 a.m. to 3:30 p.m., to
                                                   In evaluating how mitigation may or                                    (this goal may contribute to 1, above, or                                the maximum extent practical. This
                                                may not be appropriate to ensure the                                      to reducing the severity of harassment                                   measure is designed to minimize the
                                                least practicable impact on species or                                    takes only);                                                             number of pinnipeds exposed to sounds
                                                stocks and their habitat, as well as                                         5. Avoidance or minimization of                                       that may result in harassment.
                                                subsistence uses where applicable, we                                     adverse effects to marine mammal                                         Construction and demolition may be
                                                carefully balance two primary factors:                                    habitat, paying special attention to the                                 extended from 7 a.m. to 7 p.m. (daylight
                                                (1) The manner in which, and the                                          food base, activities that block or limit                                hours only) to help ensure the project is
                                                degree to which, the successful                                           passage to or from biologically                                          completed in 2017, prior to the
                                                implementation of the measure(s) is                                       important areas, permanent destruction                                   moratorium during the harbor seal
                                                expected to reduce impacts to marine                                      of habitat, or temporary destruction/                                    pupping season starting December 15th,
                                                mammals, marine mammal species or                                         disturbance of habitat during a                                          so as to reduce the overall duration of
                                                stocks, and their habitat—which                                           biologically important time; and                                         the project; and
                                                considers the nature of the potential                                        6. For monitoring directly related to                                    • Marine mammal observers (MMO):
                                                adverse impact being mitigated                                            mitigation—an increase in the                                            Trained MMOs will be used to detect
                                                (likelihood, scope, range), as well as the                                probability of detecting marine                                          and document project-related impacts to
                                                likelihood that the measure will be                                       mammals, thus allowing for more                                          marine mammals, including any
                                                effective if implemented; and the                                                                                                                  behavioral responses to the project. This
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                                                                                                                          effective implementation of the
                                                likelihood of effective implementation,                                   mitigation.                                                              measure is designed to facilitate the
                                                and; (2) the practicability of the                                                                                                                 City’s ability to increase the
                                                measures for applicant implementation,                                    Mitigation for Marine Mammals and                                        understanding of the effects of the
                                                which may consider such things as cost,                                   Their Habitat                                                            action on marine mammal species and
                                                impact on operations, and, in the case                                      The City proposed several mitigation                                   stocks. More information about this
                                                of a military readiness activity,                                         measures. These measures include the                                     measure is contained in the ‘‘Monitoring
                                                personnel safety, practicality of                                         following:                                                               and Reporting’’ section below.


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                                                                              Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices                                            29517

                                                   Based on our evaluation of the                          • Mitigation and monitoring                         further details on the acoustic
                                                applicant’s proposed measures, NMFS                     effectiveness.                                         monitoring plan.
                                                has determined that the mitigation
                                                                                                        Monitoring                                             Marine Mammal Monitoring
                                                measures described above provide the
                                                means effecting the least practicable                     The City has developed a Monitoring                     Marine mammal monitoring will be
                                                impact on the affected species or stocks                Plan specific to the project which                     conducted by qualified MMOs to
                                                and their habitat, paying particular                    establishes protocols for both acoustic                document behavioral responses of
                                                attention to rookeries, mating grounds,                 and marine mammal monitoring. The                      marine mammals to the planned project.
                                                and areas of similar significance.                      objectives of the Monitoring Plan are to               Monitors will document the behavior of
                                                                                                        observe and document real-time sound                   marine mammals, the number and types
                                                Monitoring and Reporting                                                                                       of responses to disturbance, and the
                                                                                                        levels in the project area, to document
                                                   In order to issue an IHA for an                      observed behavioral responses to project               apparent cause of any reactions. Marine
                                                activity, Section 101(a)(5)(D) of the                   activities, and to record instances of                 mammals displaying behavioral
                                                MMPA states that NMFS must set forth,                   marine mammal harassment.                              responses to disturbance will be
                                                requirements pertaining to the                          Monitoring will be conducted before,                   assessed for the apparent cause of
                                                monitoring and reporting of such taking.                during, and after project activities to                disturbance. All responses to stimuli
                                                The MMPA implementing regulations at                    evaluate the impacts of the project on                 related to the project will be
                                                50 CFR 216.104(a)(13) indicate that                     marine mammals. The Monitoring Plan                    documented; responses that rise to the
                                                requests for authorizations must include                can be found in Appendix C of the                      level of behavioral harassment (Table 4)
                                                the suggested means of accomplishing                    City’s IHA application.                                will be documented as takes.
                                                the necessary monitoring and reporting                    The Monitoring Plan encompasses                         Marine mammal observations may be
                                                that will result in increased knowledge                 both acoustic monitoring and marine                    made from vantage points on the beach
                                                of the species and of the level of taking               mammal monitoring. Marine mammal                       or from overlook areas that provide an
                                                or impacts on populations of marine                     monitoring will be conducted to assess                 unobstructed view of the beach.
                                                mammals that are expected to be                         the number and species, behavior, and                  Monitoring on the beach will be behind
                                                present in the action area. Effective                   responses of marine mammals to                         the guideline rope to minimize potential
                                                reporting is critical both to compliance                project-related activities as well as other            disturbance to hauled out marine
                                                as well as ensuring that the most value                 sources of disturbance, as applicable.                 mammals.
                                                is obtained from the required                           Acoustic monitoring will measure in-air                   The following data will be collected
                                                monitoring.                                             sound pressure levels during ambient                   during the marine mammal monitoring
                                                   Monitoring and reporting                             conditions and during project activities               surveys:
                                                requirements prescribed by NMFS                                                                                   • Dates and times of marine mammal
                                                                                                        to measure sound levels associated with
                                                should contribute to improved                                                                                  observations;
                                                                                                        the project and to determine distances
                                                                                                                                                                  • Location of observations;
                                                understanding of one or more of the                     within which Level B acoustic                             • Construction activities occurring
                                                following:                                              harassment disturbance are expected to                 during each observation period. Any
                                                   • Occurrence of marine mammal                        occur. More details are provided below.                substantial change in construction
                                                species or stocks in the area in which                                                                         activities (especially cessation) during
                                                take is anticipated (e.g., presence,                    Acoustic Monitoring
                                                                                                                                                               observation periods should be noted;
                                                abundance, distribution, density);                         Monitors will collect real-time                        • Human activity in the area; number
                                                   • Nature, scope, or context of likely                acoustic data of construction activities               of people on the beach, adjacent
                                                marine mammal exposure to potential                     to determine sound pressure levels                     overlooks, and in the water;
                                                stressors/impacts (individual or                        (SPL) values during demolition and                        • Counts by species of pinnipeds, and
                                                cumulative, acute or chronic), through                  construction activities, and to determine              if possible sex and age class;
                                                better understanding of: (1) Action or                  distances to zones within which SPLs                      • Number and type of responses to
                                                environment (e.g., source                               are expected to meet or exceed airborne                disturbance, such as alert, flush,
                                                characterization, propagation, ambient                  Level B harassment thresholds for                      vocalization, or other with a
                                                noise); (2) affected species (e.g., life                harbor seals and other pinnipeds.                      description; and
                                                history, dive patterns); (3) co-occurrence              Environmental data will also be                           • Apparent cause of reaction.
                                                of marine mammal species with the                       collected to provide information on the                   In the Federal Register notice of the
                                                action; or (4) biological or behavioral                 weather, visibility, sea state, and tide               proposed IHA (82 FR 19221, April 26,
                                                context of exposure (e.g., age, calving or              conditions during monitoring surveys.                  2017) we proposed that the extent of
                                                feeding areas);                                            Sound level meters will be used to                  marine mammal monitoring would
                                                   • Individual marine mammal                           document SPLs at near-field and far-                   depend on recorded sound levels of the
                                                responses (behavioral or physiological)                 field locations during all surveys, and to             activities performed. However, since
                                                to acoustic stressors (acute, chronic, or               determine the distances to Level B                     that time, the City has agreed that
                                                cumulative), other stressors, or                        harassment thresholds. Far-field                       marine mammal monitoring will be
                                                cumulative impacts from multiple                        locations will include the western end                 carried out every day during
                                                stressors;                                              of the beach, the middle of the guideline              construction and demolition.
                                                   • How anticipated responses to                       rope and the eastern edge of the beach.                Monitoring will include a Pre-
                                                stressors impact either: (1) Long-term                  The total number and locations of the                  Construction Activity Survey, hourly
                                                fitness and survival of individual                      monitoring stations will be determined                 Construction Activity Surveys, and a
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                                                marine mammals; or (2) populations,                     during each survey based on the                        Post-Construction Activity Survey. Pre-
                                                species, or stocks;                                     location of construction activities and                Construction Activity Surveys will
                                                   • Effects on marine mammal habitat                   likelihood for sound levels to meet or                 include recordings of the times of
                                                (e.g., marine mammal prey species,                      exceed in-air SPL harassment thresholds                observations, environmental conditions,
                                                acoustic habitat, or other important                    in areas where marine mammals are                      and maximum ambient SPLs at the
                                                physical components of marine                           observed at Children’s Pool. Refer to                  recording location at the top of the bluff
                                                mammal habitat); and                                    Section 3 of the Monitoring Plan for                   adjacent to the project site, and at the


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                                                29518                         Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices

                                                three far-field locations, and will occur               period) and the animal either leaves or                The monitoring report from the previous
                                                at least 30 minutes prior to the start of               is collected by the stranding network.                 IHA issued to the City for a sand quality
                                                construction activities. Hourly                            Marine mammal monitoring protocols                  study at Children’s Pool can be found
                                                Construction Activity Surveys will                      are described in greater detail in Section             on our Web site at: www.nmfs.noaa.gov/
                                                record times of observations,                           4 of the City’s Monitoring Plan.                       pr/permits/incidental/research.htm.
                                                environmental conditions, and                           Reporting                                              Negligible Impact Analysis and
                                                maximum SPLs at near-field and far-
                                                                                                           A final monitoring report will include              Determination
                                                field locations. Post-Construction
                                                Activity Surveys will record times of                   data collected during marine mammal                       NMFS has defined negligible impact
                                                observations, environmental conditions,                 monitoring and acoustic and                            as an impact resulting from the
                                                and maximum ambient SPLs at all                         environmental monitoring as described                  specified activity that cannot be
                                                monitoring locations surveyed during                    above. The monitoring report will                      reasonably expected to, and is not
                                                the Construction Activity Surveys.                      include a narrative description of                     reasonably likely to, adversely affect the
                                                Marine mammal monitoring data will be                   project related activities, counts of                  species or stock through effects on
                                                collected, as noted above.                              marine mammals by species, sex and                     annual rates of recruitment or survival
                                                   Marine mammal monitoring will be                     age class, a summary of marine mammal                  (50 CFR 216.103). A negligible impact
                                                conducted by a qualified marine                         species/count data, a summary of                       finding is based on the lack of likely
                                                mammal observer (MMO) with the                          marine mammal responses to project-                    adverse effects on annual rates of
                                                following minimum qualifications:                       related disturbance, and responses to                  recruitment or survival (i.e., population-
                                                   • Visual acuity in both eyes                         other types of disturbances. The                       level effects).
                                                (correction is permissible) sufficient for              monitoring report will also include a                     An estimate of the number of takes
                                                discernment of moving targets at the                    discussion of seasonal and daily                       alone is not enough information on
                                                water’s surface, with the ability to                    variations in the abundance of marine                  which to base an impact determination.
                                                estimate target size and distance; use of               mammals at Children’s Pool, the relative               In addition to considering estimates of
                                                binoculars may be necessary to correctly                percentage of marine mammals                           the number of marine mammals that
                                                identify the target;                                    observed to react to construction                      might be ‘‘taken’’ through harassment,
                                                   • A minimum of a Bachelor’s degree                   activities and their observed reactions,               NMFS considers other factors, such as
                                                in biological science, wildlife                         and the number of marine mammals                       the likely nature of any responses (e.g.,
                                                management, mammalogy, or related                       taken as a result of the project based on              intensity, duration), the context of any
                                                field;                                                  the criteria shown in Table 3.                         responses (e.g., critical reproductive
                                                   • Experience and ability to conduct                     A draft report will be submitted to                 time or location, migration), as well as
                                                field observations and collect data                     NMFS within 60 calendar days of the                    effects on habitat, and the likely
                                                according to assigned protocols (this                   completion of acoustic measurements                    effectiveness of the mitigation. We also
                                                may include academic experience);                       and marine mammal monitoring. The                      assess the number, intensity, and
                                                   • Experience or training in the field                results will be summarized in tabular/                 context of estimated takes by evaluating
                                                identification of marine mammals, and                   graphical forms and include                            this information relative to population
                                                identification of marine mammal                         descriptions of acoustic sound levels                  status. Consistent with the 1989
                                                behavior;                                               and marine mammal observations                         preamble for NMFS’s implementing
                                                   • Sufficient training, orientation, or               according to type of construction                      regulations (54 FR 40338; September 29,
                                                experience with the construction                        activity and equipment. A final report                 1989), the impacts from other past and
                                                operation to provide for personal safety                will be prepared and submitted to                      ongoing anthropogenic activities are
                                                during observations;                                    NMFS within 30 days following receipt                  incorporated into this analysis via their
                                                   • Ability to communicate orally, by                  of comments on the draft report from                   impacts on the environmental baseline
                                                radio or in person, with project                        NMFS. Reporting measures are                           (e.g., as reflected in the regulatory status
                                                personnel to provide real-time                          described in greater detail in Section 6               of the species, population size and
                                                information on marine mammals                           of the City’s Monitoring Plan.                         growth rate where known, ongoing
                                                observed in the area, as needed; and                       Monitoring reports from IHAs issued                 sources of human-caused mortality, or
                                                   • Writing skills sufficient to prepare a             to the City in 2013, 2014, and 2015 for                ambient noise levels).
                                                report of observations.                                 the lifeguard station construction                        If a marine mammal responds to a
                                                   Guadalupe and northern fur seals                     project at Children’s Pool reported that               stimulus by changing its behavior (e.g.,
                                                would be considered extralimital to the                 pinniped responses to that project                     through relatively minor changes in
                                                project area, however, as fur seals have                ranged from no response to heads-up                    locomotion direction/speed or
                                                been occasionally observed in the area,                 alerts, from startle responses to some                 vocalization behavior), the response
                                                the MMO will ensure that take of fur                    movements on land, and some                            may or may not constitute taking at the
                                                seals is avoided. In the event that a fur               movements into the water (Hanan &                      individual level, and is unlikely to
                                                seal or another species of marine                       Associates 2014; 2015; 2016). There                    affect the stock or the species as a
                                                mammal for which take is not                            were no documented occurrences of                      whole. However, if a sound source
                                                authorized in the IHA are observed                      Level A takes throughout the three years               displaces marine mammals from an
                                                either on the rocks, beach, or in the                   of monitoring (Hanan & Associates                      important feeding or breeding area for a
                                                water at Children’s Pool prior to                       2014; 2015; 2016). Data from the three                 prolonged period, impacts on animals or
                                                commencement of activities or during                    years of monitoring indicates no site                  on the stock or species could potentially
                                                project activities, the MMO will alert                  abandonment by harbor seals a result of
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                                                                                                                                                               be significant (e.g., Lusseau and Bejder
                                                the stranding network, as the occurrence                the project (Hanan & Associates 2014;                  2007; Weilgart 2007).
                                                of these species would typically                        2015; 2016). Monitoring reports from                      Although the City’s planned activities
                                                indicate a sick/injured animal, and                     previous IHAs issued to the City for                   may disturb pinnipeds hauled out at
                                                activities will be postponed until                      lifeguard tower construction at                        Children’s Pool, any project-related
                                                coordination with the stranding network                 Children’s Pool can be found on our                    impacts are expected to occur to a small,
                                                is complete (including any potential 24-                Web site at: www.nmfs.noaa.gov/pr/                     localized group of marine mammals, in
                                                hour or 48-hour wait/observation                        permits/incidental/construction.htm.                   relation to the overall stocks of marine


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                                                                              Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices                                           29519

                                                mammals considered here. Pinnipeds                      each species) and no take by Level A                   despite documented instances of
                                                will likely become alert or, at most,                   harassment is anticipated to occur as a                harassment resulting from the lifeguard
                                                flush into the water in response to                     result of the project for either northern              station project, there was no site
                                                sounds from the planned project.                        elephant seals or California sea lions.                abandonment a result of the project
                                                Disturbance is not expected to occur                    Takes that occur are expected to be in                 (Hanan & Associates 2014; 2015; 2016).
                                                during particularly sensitive times for                 the form of behavioral harassment,                     Therefore, the planned project is not
                                                any marine mammal species, as                           specifically changes in direction or                   expected to negatively affect pups of
                                                mitigation measures have been                           possibly flushing to the water. These                  any species, and is not expected to
                                                specifically designed to avoid project-                 takes are not expected to interfere with               result in any impacts to annual rates of
                                                related activity during harbor seal                     breeding, sheltering or feeding. For the               recruitment or survival.
                                                pupping season to eliminate the                         reasons stated above, we do not expect                    • Species/Stock scale—As described
                                                possibility for pup injury or mother-pup                the planned project to affect annual                   above, the planned project will impact
                                                separation. No injury, serious injury, or               rates of recruitment or survival for                   only a very small percentage of the
                                                mortality is anticipated, nor is the                    northern elephant seals or California sea              stocks (approximately five percent for
                                                planned action likely to result in long-                lions.                                                 harbor seal, less than one percent for
                                                term impacts such as permanent                             In summary and as described above,                  northern elephant seal and California
                                                abandonment of the haulout (Hanan &                     the following factors primarily support                sea lion) and will only impact all
                                                Associates 2016).                                       our determination that the impacts                     marine mammal stocks over a very
                                                   Children’s Pool is not known as an                   resulting from this activity are not                   small portion of their ranges.
                                                important feeding area for harbor seals,                expected to adversely affect the species                  • Species/stock status—No marine
                                                but does serve as a harbor seal rookery.                or stock through effects on annual rates               mammal species for which take is
                                                Therefore, if displacement of seals or                  of recruitment or survival.                            authorized are listed as threatened or
                                                adverse effects to pups were an                            • No mortality is anticipated or                    endangered under the ESA and no
                                                expected outcome of the planned                         authorized.                                            marine mammal stocks for which take is
                                                activity, impacts to the stock could                       • No injury is expected. Over the                   authorized are determined to be
                                                potentially result. However, site                       course of 3,376 hourly counts associated               strategic or depleted under the MMPA.
                                                abandonment is not expected to occur                    with monitoring for IHAs issued to the                    Based on the analysis contained
                                                as a result of the planned project. We                  City for construction and demolition of                herein of the likely effects of the
                                                base this expectation on results of                     the lifeguard station at Children’s Pool               specified activity on marine mammals
                                                previous monitoring reports from the                    in 2013–14, 2014–15, and 2015–16, no                   and their habitat, and taking into
                                                three consecutive IHAs issued to the                    takes by Level A harassment were                       consideration the implementation of the
                                                City for construction and demolition of                 documented. As the planned project                     monitoring and mitigation measures,
                                                the lifeguard station at Children’s Pool.               will entail equipment with similar                     NMFS finds that the total marine
                                                Over three-plus years of consecutive                    expected sound levels to those that                    mammal take from the planned activity
                                                monitoring (2013–2016) there was no                     occurred during the lifeguard station                  will have a negligible impact on all
                                                site abandonment by harbor seals a                      project at Children’s Pool, but will occur             affected marine mammal species or
                                                result of the project (Hanan & Associates               further from the haulout location than                 stocks.
                                                2014; 2015; 2016). Adverse effects to                   the lifeguard station project, we do not
                                                                                                        expect take by Level A harassment to                   Small Numbers
                                                pups are not expected to occur. The
                                                moratorium on project-related activity                  occur as a result of the planned project.                As noted above, only small numbers
                                                during the harbor seal pupping season                      • Behavioral disturbance—Takes are                  of incidental take may be authorized
                                                (December 15–May 15) is expected to                     expected to be in the form of behavioral               under Section 101(a)(5)(D) of the MMPA
                                                minimize any potential adverse effects                  disturbance only. Based on the sound                   for specified activities other than
                                                to pups such as mother-pup separation.                  levels anticipated and based on the                    military readiness activities. The MMPA
                                                Takes of harbor seal as a result of the                 monitoring reports from previous IHAs                  does not define small numbers and so,
                                                project are expected to be low relative                 issued for similar activities at the same              in practice, NMFS compares the number
                                                to stock size (approximately five                       location, behavioral responses are                     of individuals taken to the most
                                                percent). Additionally, as there are an                 expected to range from no response to                  appropriate estimation of abundance of
                                                estimated 600 harbor seals using                        alerts, to movements or changes in                     the relevant species or stock in our
                                                Children’s Pool beach during a year                     direction, to possible movements into                  determination of whether an
                                                (Linder 2011), authorized takes of                      the water (flushes). Mitigation as                     authorization is limited to small
                                                harbor seals (Table 4) are expected to be               described above is expected to limit the               numbers of marine mammals.
                                                repeated incidences of take to a smaller                number and/or severity of behavioral                     The numbers of marine mammals
                                                number of individuals, and not                          responses, and those that occur are not                authorized to be taken for harbor seal,
                                                individuals taken, as described above.                  expected to be severe.                                 California sea lion, and northern
                                                These takes are not expected to interfere                  • Important Areas—As described                      elephant seal, are considered small
                                                with breeding, sheltering or feeding. For               above, there are no important feeding,                 relative to the relevant stocks or
                                                the reasons stated above, we do not                     breeding or pupping areas that will be                 populations (approximately five percent
                                                expect the planned project to affect                    affected by the planned project for                    for harbor seal and less than one percent
                                                annual rates of recruitment or survival                 northern elephant seals and California                 for northern elephant seal and
                                                for harbor seals.                                       sea lions. For harbor seal, Children’s                 California sea lion) even if each
                                                                                                        Pool represents a pupping location.
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                                                   Children’s Pool does not represent an                                                                       estimated take occurred to a new
                                                important feeding or breeding area for                  However, as described above, mitigation                individual. However, we believe it is
                                                either northern elephant seals or                       measures including the moratorium                      extremely unlikely that each estimated
                                                California sea lion, and neither species                during pupping season (December 15 to                  take will occur to a new individual, and
                                                uses the project location as a pupping                  May 15) are expected to avoid any                      more likely that multiple takes will
                                                site. Takes of both species are expected                potential impacts to pups, such as                     accrue to the same individuals.
                                                to be very low relative to the stock sizes              mother-pup separation. Data from the                     As described above, depending on the
                                                (less than one percent of the stock for                 three years of monitoring suggests that                amount of information available to


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                                                29520                                    Federal Register / Vol. 82, No. 124 / Thursday, June 29, 2017 / Notices

                                                characterize daily and seasonal                                           harassment per individual than for each                                 be some overlap in individuals present
                                                movement and distribution of affected                                     incidence to accrue to a new individual.                                day-to-day at the project site, and the
                                                marine mammals, it can be difficult to                                    This is especially true for those                                       total numbers of authorized takes are
                                                distinguish between the number of                                         individuals display some degree of                                      expected to occur only within a small
                                                individuals harassed and the instances                                    residency or site fidelity and the                                      portion of the overall regional stocks.
                                                of harassment, and this can result in a                                   impetus to use the site is stronger than                                Thus while we authorize the instances
                                                take estimate that overestimates the                                      the deterrence presented by the                                         of incidental take shown in Table 5, we
                                                number of individuals harassed. In                                        harassing activity, as is the case with                                 believe that the number of individual
                                                particular, for stationary activities, such                               harbor seals that use Children’s Pool as                                marine mammals that will be
                                                as the planned project, it is more likely                                 a haulout.                                                              incidentally taken by the project will be
                                                that some smaller number of individuals                                     For the reasons described above, we
                                                                                                                                                                                                  substantially lower than these numbers.
                                                may accrue a number of incidences of                                      expect that there will almost certainly

                                                       TABLE 5—ESTIMATED NUMBERS OF TAKE AND PERCENTAGES OF MARINE MAMMAL STOCKS THAT MAY BE TAKEN
                                                                                                                                                                                                                     Stock      Percentage of
                                                                                                                                                                                                 Level B take
                                                                                                                Species                                                                                           abundance       stock or
                                                                                                                                                                                                  authorized       estimate 1    population

                                                Harbor seal ..................................................................................................................................          1,620          30,968               5
                                                California sea lion ........................................................................................................................               36         296,750              <1
                                                Northern elephant seal ................................................................................................................                    14         179,000              <1
                                                   1 NMFS       2015 marine mammal stock assessment reports (Carretta et al., 2016) available online at: www.nmfs.noaa.gov/pr/sars/.


                                                  Based on the analysis contained                                         Authorization                                                           ADDRESSES:   The meeting will take place
                                                herein of the planned activity (including                                   NMFS has issued an IHA to the City                                    at the Royal Sonesta Harbor Court
                                                the mitigation and monitoring                                             of San Diego for the take of small                                      Baltimore, 550 Light Street, Baltimore,
                                                measures) and the anticipated take of                                     numbers of three marine mammal                                          MD 21202; telephone: (410) 234–0550.
                                                marine mammals, NMFS finds that                                           species incidental to conducting                                           Council address: Mid-Atlantic Fishery
                                                small numbers of marine mammals will                                      demolition and construction activities at                               Management Council, 800 N. State
                                                be taken relative to the population size                                  Coast Boulevard, La Jolla, California,                                  Street, Suite 201, Dover, DE 19901;
                                                of the affected species or stocks.                                        from June 1, 2017 through December 14,                                  telephone: (302) 674–2331; Web site:
                                                                                                                          2017, provided the previously                                           www.mafmc.org.
                                                Unmitigable Adverse Impact Analysis
                                                and Determination                                                         mentioned mitigation, monitoring, and                                   FOR FURTHER INFORMATION CONTACT:
                                                                                                                          reporting requirements.                                                 Christopher M. Moore, Ph.D., Executive
                                                  There are no relevant subsistence uses                                                                                                          Director, Mid-Atlantic Fishery
                                                                                                                            Dated: June 23, 2017.
                                                of the affected marine mammal stocks or                                                                                                           Management Council, telephone: (302)
                                                species implicated by this action.                                        Donna S. Wieting,
                                                                                                                                                                                                  526–5255.
                                                Therefore, NMFS has determined that                                       Director, Office of Protected Resources,
                                                                                                                          National Marine Fisheries Service.                                      SUPPLEMENTARY INFORMATION: The
                                                the total taking of affected species or                                                                                                           purpose of this meeting is to make
                                                stocks will not have an unmitigable                                       [FR Doc. 2017–13581 Filed 6–28–17; 8:45 am]
                                                                                                                                                                                                  multi-year (2018–19) ABC
                                                adverse impact on the availability of                                     BILLING CODE 3510–22–P
                                                                                                                                                                                                  recommendations for scup based on
                                                such species or stocks for taking for                                                                                                             updated stock assessment information.
                                                subsistence purposes.                                                                                                                             The SSC will also review the currently
                                                                                                                          DEPARTMENT OF COMMERCE
                                                Endangered Species Act (ESA)                                                                                                                      implemented 2018 ABCs for summer
                                                                                                                          National Oceanic and Atmospheric                                        flounder, black sea bass and bluefish
                                                   Section 7(a)(2) of the Endangered                                                                                                              based on the most recent fishery and
                                                                                                                          Administration
                                                Species Act of 1973 (ESA: 16 U.S.C.                                                                                                               survey data for each of these species. In
                                                1531 et seq.) requires that each Federal                                  RIN 0648–XF503
                                                                                                                                                                                                  addition, topics to be discussed include
                                                agency insure that any action it                                                                                                                  a discussion on the potential
                                                authorizes, funds, or carries out is not                                  Mid-Atlantic Fishery Management
                                                                                                                          Council (MAFMC); Public Meeting                                         development of chub mackerel reference
                                                likely to jeopardize the continued                                                                                                                points, a review of the current generic
                                                existence of any endangered or                                            AGENCY:  National Marine Fisheries                                      Terms of Reference used for setting
                                                threatened species or result in the                                       Service (NMFS), National Oceanic and                                    specifications and an SSC OFL Working
                                                destruction or adverse modification of                                    Atmospheric Administration (NOAA),                                      Group progress report.
                                                designated critical habitat. To ensure                                    Commerce.                                                                  A detailed agenda and background
                                                ESA compliance for the issuance of                                        ACTION: Notice; public meeting.                                         documents will be made available on
                                                IHAs, NMFS consults internally with                                                                                                               the Council’s Web site (www.mafmc.org)
                                                our ESA Interagency Cooperation                                           SUMMARY:  The Science and Statistical                                   prior to the meeting.
                                                Division whenever we propose to                                           Committee (SSC) of the Mid-Atlantic
                                                authorize take for endangered or                                          Fishery Management Council’s                                            Special Accommodations
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                                                threatened species.                                                       (Council) will hold a meeting.                                            These meetings are physically
                                                   No incidental take of ESA-listed                                       DATES: The meeting will be held on                                      accessible to people with disabilities.
                                                species is authorized or expected to                                      Wednesday and Thursday, July 19–20,                                     Requests for sign language
                                                result from this activity. Therefore,                                     2017, beginning at 1 p.m. on July 19 and                                interpretation or other auxiliary aid
                                                NMFS has determined that formal                                           concluding by 12:30 p.m. on July 20.                                    should be directed to M. Jan Saunders,
                                                consultation under section 7 of the ESA                                   See SUPPLEMENTARY INFORMATION for                                       (302) 526–5251, at least 5 days prior to
                                                is not required for this action.                                          agenda details.                                                         the meeting date.


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Document Created: 2018-11-14 10:17:28
Document Modified: 2018-11-14 10:17:28
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionNotices
ActionNotice; issuance of an incidental harassment authorization.
DatesThis Authorization is effective from June 1, 2017, through December 14, 2017.
ContactJordan Carduner, Office of Protected Resources, NMFS, (301) 427-8401. Electronic copies of the application and supporting documents, as well as a list of the references cited in this document, may be obtained online at: www.nmfs.noaa.gov/pr/permits/ incidental/construction.htm. In case of problems accessing these documents, please call the contact listed above.
FR Citation82 FR 29511 
RIN Number0648-XF31

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