81_FR_70270 81 FR 70074 - Listing Endangered or Threatened Species; 90-Day Finding on a Petition To List the Pacific Bluefin Tuna as Threatened or Endangered Under the Endangered Species Act

81 FR 70074 - Listing Endangered or Threatened Species; 90-Day Finding on a Petition To List the Pacific Bluefin Tuna as Threatened or Endangered Under the Endangered Species Act

DEPARTMENT OF COMMERCE
National Oceanic and Atmospheric Administration

Federal Register Volume 81, Issue 196 (October 11, 2016)

Page Range70074-70080
FR Document2016-24477

We, NMFS, announce a 90-day finding on a petition to list the Pacific bluefin tuna (Thunnus orientalis) as a threatened or endangered species under the Endangered Species Act (ESA) and to designate critical habitat concurrently with the listing. We find that the petition presents substantial scientific information indicating the petitioned action may be warranted. We will conduct a status review of the Pacific bluefin tuna to determine whether the petitioned action is warranted. To ensure that the status review is comprehensive, we are soliciting scientific and commercial information pertaining to this species.

Federal Register, Volume 81 Issue 196 (Tuesday, October 11, 2016)
[Federal Register Volume 81, Number 196 (Tuesday, October 11, 2016)]
[Proposed Rules]
[Pages 70074-70080]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2016-24477]


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DEPARTMENT OF COMMERCE

National Oceanic and Atmospheric Administration

50 CFR Parts 223 and 224

[Docket No. 160719634-6838-01]
RIN 0648-XE756


Listing Endangered or Threatened Species; 90-Day Finding on a 
Petition To List the Pacific Bluefin Tuna as Threatened or Endangered 
Under the Endangered Species Act

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

ACTION: 90-day petition finding, request for information, and 
initiation of status review.

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SUMMARY: We, NMFS, announce a 90-day finding on a petition to list the 
Pacific bluefin tuna (Thunnus orientalis) as a threatened or endangered 
species under the Endangered Species Act (ESA) and to designate 
critical habitat concurrently with the listing. We find that the 
petition presents substantial scientific information indicating the 
petitioned action may be warranted. We will conduct a status review of 
the Pacific bluefin tuna to determine whether the petitioned action is 
warranted. To ensure that the status review is comprehensive, we are 
soliciting scientific and commercial information pertaining to this 
species.

DATES: Scientific and commercial information pertinent to the 
petitioned action must be received by December 12, 2016.

ADDRESSES: You may submit comments on this document, identified by 
``Pacific Bluefin Tuna Petition (NOAA-NMFS-2016-0100),'' by either of 
the following methods:
     Federal eRulemaking Portal. Go to www.regulations.gov/#!docketDetail;D= NOAA-NMFS-2016-0100, click the ``Comment Now'' icon, 
complete the required fields, and enter or attach your comments.
     Mail or hand-delivery: Protected Resources Division, West 
Coast Region,

[[Page 70075]]

NMFS, 1201 NE Lloyd Blvd., Suite #1100, Portland, OR 97232.
    Instructions: Comments sent by any other method, to any other 
address or individual, or received after the end of the comment period, 
may not be considered by NMFS. All comments received are a part of the 
public record and will generally be posted for public viewing on http://www.regulations.gov without change. All personal identifying 
information (e.g., name, address, etc.), confidential business 
information, or otherwise sensitive information submitted voluntarily 
by the sender will be publicly accessible. We will accept anonymous 
comments (enter ``N/A'' in the required fields if you wish to remain 
anonymous).

FOR FURTHER INFORMATION CONTACT: Electronic copies of the petition and 
other materials are available on the NMFS West Coast Region Web site at 
www.westcoast.fisheries.noaa.gov. Please direct other inquiries to 
Scott Rumsey, NMFS West Coast Region at [email protected], (503) 
872-2791; or Marta Nammack, NMFS Office of Protected Resources at 
[email protected], (301) 427-8469.

SUPPLEMENTARY INFORMATION: 

Background

    On June 20, 2016, we received a petition from the Center for 
Biological Diversity (CBD), on behalf of 13 other co-petitioners, to 
list the Pacific bluefin tuna as threatened or endangered under the ESA 
and to designate critical habitat concurrently with its listing. The 
petition includes general biological information about Pacific bluefin 
tuna including its taxonomy, range and distribution, the physical and 
biological characteristics of its habitat, population status and 
trends, and factors contributing to the species' decline. CBD contends 
that ``Pacific bluefin tuna are severely overfished, and overfishing 
continues, making extinction a very real risk.'' The petitioner 
presents information in the petition on the abundance of the species 
relative to unfished levels and the fishing rates from 2011-2013 which 
``were up to three times higher than commonly used reference point for 
overfishing.'' The petitioner also presents information on the level of 
harvest of juvenile Pacific bluefin tuna and what it characterizes as a 
species in which ``reproduction is currently supported by just a few 
adult age classes that will soon disappear due to old age.'' Copies of 
the petition are available upon request (see FOR FURTHER INFORMATION 
CONTACT).

ESA Statutory, Regulatory, Policy Provisions, and Evaluation Framework

    Section 4(b)(3)(A) of the ESA of 1973, as amended (16 U.S.C. 1531 
et seq.), requires, to the maximum extent practicable, that within 90 
days of receipt of a petition to list a species as threatened or 
endangered, the Secretary of Commerce make a finding on whether that 
petition presents substantial scientific or commercial information 
indicating that the petitioned action may be warranted, and to promptly 
publish such finding in the Federal Register (16 U.S.C. 1533(b)(3)(A)). 
When it is found that substantial scientific or commercial information 
in a petition indicates the petitioned action may be warranted (a 
``positive 90-day finding''), we are required to promptly commence a 
review of the status of the species concerned during which we will 
conduct a comprehensive review of the best available scientific and 
commercial information. In such cases, we conclude the review with a 
finding as to whether, in fact, the petitioned action is warranted 
within 12 months of receipt of the petition. Because the finding at the 
12-month stage is based on a more thorough review of the available 
information, as compared to the narrow scope of review at the 90-day 
stage, a positive 90-day finding does not prejudge the outcome of the 
status review.
    Under the ESA, a listing determination may address a species, which 
is defined to also include subspecies and, for any vertebrate species, 
any DPS that interbreeds when mature (16 U.S.C. 1532(16)). A joint 
NMFS-U.S. Fish and Wildlife Service (USFWS) (jointly, ``the Services'') 
policy clarifies the agencies' interpretation of the phrase ``distinct 
population segment'' for the purposes of listing, delisting, and 
reclassifying a species under the ESA (61 FR 4722; February 7, 1996). A 
species, subspecies, or DPS is ``endangered'' if it is in danger of 
extinction throughout all or a significant portion of its range, and 
``threatened'' if it is likely to become endangered within the 
foreseeable future throughout all or a significant portion of its range 
(ESA sections 3(6) and 3(20), respectively, 16 U.S.C. 1532(6) and 
(20)). Pursuant to the ESA and our implementing regulations, we 
determine whether species are threatened or endangered based on any one 
or a combination of the following five section 4(a)(1) factors: (A) The 
present or threatened destruction, modification, or curtailment of 
habitat or range; (B) overutilization for commercial, recreational, 
scientific, or educational purposes; (C) disease or predation; (D) 
inadequacy of existing regulatory mechanisms; and (E) any other natural 
or manmade factors affecting the species' existence (16 U.S.C. 
1533(a)(1), 50 CFR 424.11(c)).
    ESA-implementing regulations issued jointly by the Services (50 CFR 
424.14(b)) define ``substantial information'' in the context of 
reviewing a petition to list, delist, or reclassify a species as the 
amount of information that would lead a reasonable person to believe 
that the measure proposed in the petition may be warranted. In 
evaluating whether substantial information is contained in a petition, 
the Secretary must consider whether the petition: (1) Clearly indicates 
the administrative measure recommended and gives the scientific and any 
common name of the species involved; (2) contains detailed narrative 
justification for the recommended measure, describing, based on 
available information, past and present numbers and distribution of the 
species involved and any threats faced by the species; (3) provides 
information regarding the status of the species over all or a 
significant portion of its range; and (4) is accompanied by the 
appropriate supporting documentation in the form of bibliographic 
references, reprints of pertinent publications, copies of reports or 
letters from authorities, and maps (50 CFR 424.14(b)(2)).
    At the 90-day finding stage, we evaluate the petitioners' request 
based upon the information in the petition including its references and 
the information readily available in our files. We do not conduct 
additional research, and we do not solicit information from parties 
outside the agency to help us in evaluating the petition. We will 
accept the petitioners' sources and characterizations of the 
information presented if they appear to be based on accepted scientific 
principles, unless we have specific information in our files that 
indicates the petition's information is incorrect, unreliable, 
obsolete, or otherwise irrelevant to the requested action. Information 
that is susceptible to more than one interpretation or that is 
contradicted by other available information will not be dismissed at 
the 90-day finding stage, so long as it is reliable and a reasonable 
person would conclude it supports the petitioners' assertions. In other 
words, conclusive information indicating the species may meet the ESA's 
requirements for listing is not required to make a positive 90- day 
finding. We will not conclude that a lack of specific information alone 
necessitates a negative 90-day finding if a reasonable person would 
conclude

[[Page 70076]]

that the unknown information itself suggests the species may be in 
danger of extinction or likely to become so within the foreseeable 
future throughout all or a significant portion of its range.
    To make a 90-day finding on a petition to list a species, we 
evaluate whether the petition presents substantial scientific or 
commercial information indicating the subject species may be either 
threatened or endangered, as defined by the ESA. First, we evaluate 
whether the information presented in the petition, along with the 
information readily available in our files, indicates that the 
petitioned entity constitutes a ``species'' eligible for listing under 
the ESA. Next, we evaluate whether the information indicates that the 
species faces an extinction risk that is cause for concern; this may be 
indicated in information expressly discussing the species' status and 
trends, or in information describing impacts and threats to the 
species. We evaluate any information on specific demographic factors 
pertinent to evaluating extinction risk for the species (e.g., 
population abundance and trends, productivity, population spatial 
structure and connectivity, age structure, sex ratio, diversity, 
current and historical range), and the potential contribution of 
identified demographic risks to extinction risk for the species. We 
then evaluate the potential links between these demographic risks and 
the causative impacts and threats identified in section 4(a)(1).
    Information presented on impacts or threats should be specific to 
the species and should reasonably suggest that one or more of these 
factors may be operative threats that act or have acted on the species 
to the point that it may warrant protection under the ESA. Broad 
statements about generalized threats to the species, or identification 
of factors that could negatively impact a species, do not constitute 
substantial information indicating that listing may be warranted. We 
look for information indicating that not only is the particular species 
exposed to a factor, but that the species may be responding in a 
negative fashion. We then assess the potential significance of that 
negative response.
    Many petitions identify risk classifications made by 
nongovernmental organizations, such as the International Union on the 
Conservation of Nature (IUCN), the American Fisheries Society, or 
NatureServe, as evidence of extinction risk for a species. Risk 
classifications by such organizations or made under other Federal or 
state statutes may be informative, but such classification alone will 
not alone provide sufficient basis for a positive 90-day finding under 
the ESA. For example, as explained by NatureServe, their assessments of 
a species' conservation status do ``not constitute a recommendation by 
NatureServe for listing under the U.S. Endangered Species Act'' because 
NatureServe assessments ``have different criteria, evidence 
requirements, purposes and taxonomic coverage than government lists of 
endangered and threatened species, and therefore these two types of 
lists should not be expected to coincide'' (http://www.natureserve.org/prodServices/pdf/NatureServeStatusAssessmentsListing-Dec%202008.pdf). 
Additionally, species classifications under IUCN and the ESA are not 
equivalent; data standards, criteria used to evaluate species, and 
treatment of uncertainty are not necessarily the same. Thus, when a 
petition cites such classifications, we will evaluate the source of 
information that the classification is based upon in light of the ESA's 
standards on extinction risk and threats discussed above.

Distribution and Life History of the Pacific Bluefin Tuna

    Pacific bluefin tuna are a pelagic, highly migratory species 
occupying coastal and open ocean areas up to depths of 200 meters (m). 
They are primarily found in subtropical and temperate waters of the 
North Pacific Ocean, ranging from East Asia to the west coast of North 
America. In the western Pacific they are most abundant between Sakhalin 
Island and the Philippines, but have been reported as far south as 
Australia and New Zealand. In the central part of the Pacific Ocean, 
Pacific bluefin tuna have been caught in fisheries both north and south 
of the equator (Bayliff 1994). In the eastern Pacific, they have been 
documented from Alaska to South America, but they typically range from 
the southern tip of Baja California, Mexico, and Point Conception, 
California (Bayliff 1994).
    Of the bony fishes, tuna are unique for their high metabolic rate 
and in their ability to maintain body temperatures several degrees 
higher than the surrounding water (Collette & Nauen 1983). The Atlantic 
and Pacific bluefin tuna were once considered to be subspecies of the 
Northern bluefin tuna, but are now considered separate species on the 
basis of genetic and morphological differences (Collette 1999). Pacific 
bluefin tuna are one of the cold-water group of tunas which have been 
able to extend their feeding ranges into the colder ocean waters of the 
temperate zone (Collette 1999).
    Pacific bluefin tuna spawning occurs in two areas of the western 
Pacific. They spawn between the Philippines and the Ryukyu Islands in 
April, May, and June, and in Japanese coastal waters of the Sea of 
Japan in July and August (Schaefer 2001; Tanaka et al., 2007). Pacific 
bluefin tuna are iteroparous spawners, meaning they may spawn more than 
once in their lifetime. They reach sexual maturity between the ages of 
3 and 5, and can live to be at least 20 years old. Research indicates 
that fish spawning between Japan and the Philippines are primarily 5 
year olds, while fish spawning in the Sea of Japan are mostly 3 year 
olds (ISC 2014).
    Pacific bluefin tuna tend to migrate north along the Japanese and 
Korean coasts in the summer, and south in the winter (Inagake et al., 
2001; Itoh et al., 2003; Yoon et al., 2012). A variable but small 
portion of the age 1-3 Pacific bluefin tuna migrate eastward across the 
North Pacific Ocean each year, spending up to several years as 
juveniles off the coast of North America before returning to the 
western Pacific Ocean to spawn (Inagake et al., 2001). The trans-
Pacific migration is believed to take 1.5-2.0 months (Baumann et al., 
2015) and their migration route tends to be within the subtropical zone 
(Whitlock et al., 2012). In the eastern Pacific they are found 
primarily off the coast of Mexico, California, and Oregon (Domeier et 
al., 2005). While in the Eastern Pacific Ocean, Pacific bluefin tuna 
exhibit a seasonal pattern of northerly migrations in the summer and 
fall, returning to Baja California in the winter months (Kitagawa et 
al., 2007).
    Pacific bluefin tuna fisheries in the eastern Pacific are managed 
by the Inter-American Tropical Tuna Commission (IATTC), and fisheries 
in the western and central Pacific are managed by the Western and 
Central Pacific Fisheries Commission (WCPFC). Five countries harvest 
these fish but Japan catches the majority of Pacific bluefin tuna, 
followed by Mexico, the United States, Korea and Chinese Taipei (ISC 
2014). Based on genetic information and spawning distribution, the 
Pacific bluefin tuna is managed as a single stock. Research surveys 
have caught larval, postlarval, and early juvenile Pacific bluefin tuna 
in the western Pacific Ocean, but not in the eastern Pacific Ocean, 
leading to the conclusion that there is a single stock of Pacific 
bluefin tuna in the North Pacific Ocean (IATTC 2014).

Analysis of Petition and Information Readily Available in NMFS Files

    The petition contains information on the species, including the 
taxonomy,

[[Page 70077]]

species description, geographic distribution, habitat, population 
status and trends, and factors contributing to the species' decline. 
According to the petition, four of the five causal factors in section 
4(a)(1) of the ESA are adversely affecting the continued existence of 
the Pacific bluefin tuna: (A) The present or threatened destruction, 
modification, or curtailment of its habitat or range; (B) 
overutilization for commercial, recreational, scientific, or 
educational purposes; (D) inadequacy of existing regulatory mechanisms; 
and (E) other natural or manmade factors affecting its continued 
existence.
    In the following sections, we evaluate the information provided in 
the petition, as well as other pertinent information readily available 
in our files, to determine if the petition presents substantial 
scientific or commercial information indicating that an endangered or 
threatened listing may be warranted as a result of any of the ESA 
section 4(a)(1) factors. If it does, then we will make a positive 
finding on the petition and conduct a review of the species range-wide. 
Below, we summarize the information presented in the petition and in 
our files on the status of the species and the ESA section 4(a)(1) 
factors that may be affecting the species' risk of extinction, and 
determine whether a reasonable person would conclude that an endangered 
or threatened listing may be warranted as a result of any of these 
factors.

Pacific Bluefin Tuna Status and Trends

    The International Scientific Committee (ISC), the scientific body 
that informs the Northern Committee to the WCPFC, uses fishery-specific 
catch-and-effort data from Japanese and Taiwanese fisheries to derive 
estimates of abundance for Pacific bluefin tuna. The ISC models 
generate annual estimates of total biomass, spawning stock biomass, and 
recruitment for each year beginning with 1952. Although there have been 
fisheries for Pacific bluefin tuna since at least the beginning of the 
20th century in the eastern Pacific Ocean, and for several centuries in 
the western Pacific Ocean, the data prior to 1952, especially from the 
western Pacific Ocean, are of relatively poor quality (ISC 2016). For 
this reason, abundance estimates for Pacific bluefin tuna begin with 
the 1952 fishing season.
    The ISC uses an age-structured model, based on catch, size-
composition, and catch-per-unit of effort data, to derive estimates of 
biomass. Catch of Pacific bluefin tuna is recorded as metric tons of 
fish and biomass is likewise expressed in metric tons. The ISC model 
indicates that although the total biomass fluctuated throughout the 
assessment period (1952 through 2014), it began to steadily decline in 
1996, leveling off in 2010 (ISC 2016). During the stock assessment 
period, the total biomass reached a peak of 209,075 metric tons in 1960 
and a low of 29,347 in 1983. The estimated total biomass of Pacific 
bluefin tuna for 2014 is 35,817 metric tons.
    The petition and the information in our files indicate that the 
abundance of Pacific bluefin tuna which are old enough to spawn 
(spawning stock biomass) has diminished to just 2.6 percent of its 
unfished biomass and less than one-third of what it was 20 years ago 
(ISC 2016). The unfished spawning stock biomass can roughly be defined 
as the theoretical spawning stock biomass without fishing and assuming 
no environmental or density-dependent effects. The ISC estimated the 
spawning stock biomass for the year 2014 was 16,557 metric tons and the 
unfished biomass to be approximately 636,807.
    The ISC also estimates the productivity to be relatively stable 
throughout the modeling period. Recruitment estimates for the most 
recent years can be highly uncertain due to limited information on the 
cohorts. However, the ISC (2016) estimated that recruitment in 2014 was 
relatively low and the average for the last 5 years appears to be below 
the long-term average. The petitioners assert that 97.6 percent of all 
Pacific bluefin tuna caught are between 0 and 2 years of age and that 
the population is supported by just a few adult age classes. The 
petitioners further assert that along with the dwindling number of 
adults, in 2014, the Pacific bluefin tuna population produced the 
second lowest number of juvenile fish since 1952.

Analysis of ESA Section 4(a)(1) Factors

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

    The petitioners contend that Pacific bluefin tuna are at risk of 
extinction throughout their range due to water pollution, marine 
debris, oil and gas development, wind energy development, and prey 
depletion. The petitioners assert that Pacific bluefin tuna habitat is 
threatened by pollution in the form of mercury, persistent organic 
pollutants, plastics, radiation nuclides from Fukushima, oil spills, 
oil and gas development related waste products, and waste from 
aquaculture projects. The petitioners note that a recent study by 
Lowenstein et al., (2010) found mercury levels of bluefin tuna samples 
collected from restaurants and supermarkets exceed those permitted by 
the U.S. Food and Drug Administration (2000), Health Canada (2007) and 
the European Commission (2008). Bluefin tuna samples in the cited study 
were from Atlantic, Pacific, and Southern bluefin tuna, with over half 
of the samples from Atlantic bluefin tuna. The petition concludes that 
because of the relatively high mercury content compared to other fish 
species, Pacific bluefin tuna are likely susceptible to physiological 
impacts.
    Petitioners also raised concerns about persistent organic 
pollutants. Persistent organic pollutants are absorbed by organisms at 
the base of the food chain and accumulated in the fatty tissues of 
consumers, becoming more concentrated as they work their way up the 
food chain. This process is known as biomagnification and can pose 
risks to predators, like bluefin tuna, which are at the top of the food 
chain. The petitioners cite various examples of studies that have 
documented biomagnification in similar species and the risks to the 
health of the organism. As an example, studies of Atlantic bluefin tuna 
in the Mediterranean found unusually high levels of female proteins in 
males of the species (Storelli et al., 2008). Researchers believe 
polychlorinated biphenyls and organochlorine pesticides can mimic 
endogenous hormones, disrupt reproductive functions and cause 
developmental abnormalities (such as intersexes) in fish (De Metrio et 
al., 2003).
    The petitioners also raise concerns about pollution from 
aquaculture projects, calling attention to a proposed project off the 
coast of San Diego, California. Waste from aquaculture operations can 
include excess fish feed, dead fish, fish feces, and chemicals used to 
control disease and parasites (e.g. antibiotics and pesticides). 
Excessive fish feed, dead fish, and fish feces can lead to elevated 
levels of nitrogen and phosphorous which in turn can cause oxygen 
depletion and harmful algal blooms in nearby waters. The petitioners do 
not provide details about how the chemicals used in aquaculture may 
affect the health of Pacific bluefin tuna in the wild.
    The petitioners assert that Pacific bluefin tuna may be susceptible 
to entanglement by marine debris and ingestion of plastic particles. 
Most of the reports of fish entangled in marine debris are from lost 
fishing gear (NOAA 2014). The petitioners note that because of the 
properties of plastic, small plastic pellets tend to accumulate 
persistent organic pollutants and contribute to the

[[Page 70078]]

biomagnification of these pollutants in the pelagic food web.
    Oil and gas development can affect water quality through acute and 
chronic spills and discharge of produced water and drilling muds. The 
petitioners assert that the direct impacts of oil spills include 
behavioral alteration, suppressed growth, induced or inhibited enzyme 
systems and other molecular effects, physiological responses, reduced 
immunity to disease and parasites, histopathological lesions and other 
cellular effects, tainted flesh, and mortality (Holdway 2002). The 
petitioners further assert that oil spills can exert indirect effects 
on wildlife through reduction of key prey species, impacting wildlife 
species and ecosystems for decades (Peterson et al., 2003). The 
petitioners assert that produced water and drilling muds contain toxic 
pollutants such as mercury, lead, chromium, barium, arsenic, cadmium, 
and polycyclic aromatic hydrocarbons (MMS 2007). Furthermore, the 
petitioners note that some of the chemicals added to fracking fluids 
can have adverse effects on aquatic species and other wildlife (Colborn 
et al., 2011). In addition to water quality concerns, the petitioner 
asserts that oil and gas exploration and development activities produce 
underwater noise which degrades Pacific bluefin tuna habitat. These 
activities include seismic surveying, drilling, offshore structure 
emplacement, offshore structure removal, and production related 
activities, including ship and helicopter activity for providing 
supplies to the drilling rigs and platforms.
    The petitioners briefly describe the potential harm from wind-
energy development, citing interference with migration, feeding, and 
collisions or entanglements during construction and operation as the 
primary issues.
    The final issue raised by the petitioners related to Pacific 
bluefin tuna habitat is prey depletion. The petitioners assert that 
commercial fisheries for forage fish and squid have diminished the 
quality of Pacific bluefin tuna habitat in the California Current Large 
Marine Ecosystem. The petitioners further note that the fishery for 
market squid has increased five-fold in the last three decades 
(Vojkovich 1998; CDFW 2014) and the fishery for sardines was recently 
closed because of a 91 percent decline in abundance since 2007 (Hill et 
al., 2015). Research results on Pacific bluefin tuna foraging ecology 
demonstrate that their diet varies across years (PFMC 2016).

Overutilization for Commercial, Recreational, Scientific, or 
Educational Purposes

    The petitioners assert that the primary threat to the Pacific 
bluefin tuna is from overutilization by commercial and recreational 
fisheries. A common practice in fisheries management is to define 
biological reference points for abundance of adult fish and limit 
harvest levels to maintain the stock at or above the biological 
reference points. The fisheries commissions have not established 
biological reference points for Pacific bluefin tuna. However, the ISC 
compared the 2011-2013 estimated fisheries mortalities to standard 
reference points (targets for fishing effort and abundance of the 
population) and found that if those points were used to manage Pacific 
bluefin tuna, overfishing would be occurring or just at the threshold 
and the stock would be considered overfished (ISC 2016). The management 
implications of the most recent stock assessment are that the stock is 
at very low levels and the fishing mortality is higher than any 
reasonable reference point (Maunder 2016).
    The petitioners assert that the vast majority of the Pacific 
bluefin tuna catch are juvenile fish and the population is supported by 
a dwindling number of adult tuna. According to the petitioners, nearly 
98 percent of all Pacific bluefin tuna caught are between 0 and 2 years 
of age and the population is supported by just a few adult age classes. 
Furthermore, the majority of Pacific bluefin tuna landed in the Western 
Pacific are juveniles caught in or around their nursery grounds. In the 
Eastern Pacific, 90 percent of the catch is estimated to be 1 to 3 
years of age (IATTC 2014).
    The petitioners also assert that industrial fishing fleets are 
targeting adult Pacific bluefin on their spawning grounds, and that 
this is widely recognized as an unsustainable practice. In support of 
this assertion, the petitioners provide information about fisheries 
management for Atlantic bluefin tuna. The International Commission for 
the Conservation of Atlantic Tunas established regulations in 1982 
which prohibit directed fishing on bluefin tuna in their Gulf of Mexico 
spawning grounds.
    The petitioners assert that along with the dwindling number of 
adults, in 2014, the Pacific bluefin tuna population produced the 
second lowest number of juvenile fish since 1952. The ISC (2016) 
estimated that recruitment in 2014 was relatively low and the average 
for the last 5 years appears to be below the long-term average. Two out 
of the last three recruitments are the lowest levels observed since 
1980 (Maunder 2016).

Inadequacy of Existing Regulatory Mechanisms

    The petitioners assert that the existing international, regional, 
and national regulations do not adequately protect the Pacific bluefin 
tuna. The regional fisheries management organizations, the IATTC and 
the WCPFC have adopted management measures for Pacific bluefin tuna, 
but these measures may not be adequate to end overfishing. The 
petitioner's primary concern with the existing regulatory mechanisms is 
the absence of science-based biological reference points and a 
mandatory limit on the aggregate international catch of Pacific bluefin 
tuna. As noted above, the petitioners contend that Pacific bluefin tuna 
are at or below what should be considered a threshold for overfished.
    The IATTC staff recommended that commercial catches in 2014 be 
limited to an amount below 3,154 metric tons, which was the estimated 
commercial catch in the Eastern Pacific in 2013, and that the 
noncommercial catches in 2014 be limited below 221 metric tons, which 
is based on the same method that was applied to commercial catch to 
determine that recommended limit (IATTC 2014a). The petitioners note 
that instead of using common scientific reference points, the IATTC 
staff recommended catch limits based on the previous year's total 
catch. The petitioners also note that despite recommendations from 
staff, the IATTC decided to set total commercial catches for 2015 and 
2016 at 6,600 metric tons, for an effective annual catch of 3,300 
metric tons in each year.
    In 2014, WCPFC adopted a rebuilding plan designed to rebuild the 
stock to the historical median of 42,592 metric tons within 10 years 
(WCPFC 2014a). Estimated catches of Pacific bluefin tuna were high from 
1929 to 1940 with a peak catch of approximately 47,635 metric tons in 
1935 (ISC 2014). However, the WCPFC uses the year 1952 as the first 
year in its calculations for the historical median. The petitioners 
argue that the chosen historical median equates to just 6.4 percent of 
the historical unfished level, well below the commonly recommended 
rebuilding target of 20-40 percent of unfished levels for species such 
as bluefin tuna (Restrepo et al., 1998).
    The petitioners assert that U.S. regulations for domestic Pacific 
bluefin tuna fisheries are not adequate to prevent extinction. They 
argue that the United States has not taken adequate

[[Page 70079]]

steps to prevent overfishing and to rebuild Pacific bluefin tuna. The 
petitioners note that for the 2012 and 2013 fishing seasons, NMFS 
implemented IATTC recommendations for commercial fisheries capping 
Pacific bluefin tuna annual catch at 500 metric tons--an amount above 
any U.S. catches since 2000. The petitioners also note that the annual 
catch limit for 2015 and 2016, a combined limit of 600 metric tons for 
both years, is more than the U.S. commercial fleet has caught in any 2-
year period since 2002.
    Since 2010, U.S. recreational catch has been significantly higher 
than U.S. commercial catch in all but one year, and accounts for the 
majority of the U.S. landings. In recent years, NMFS reduced the bag 
limit for recreational fisheries from 10 to 2 fish per day. The 
petitioners argue that the bag limit does not provide an absolute limit 
on recreational catch because (1) the fishery is open access, meaning 
there is no limit on the number of fishermen who can participate in the 
fishery, and (2) there is no limit on the number of trips each 
fisherman can take. Therefore, they feel the bag limits do not provide 
a reliable mechanism for limiting recreational catch and preventing 
overfishing.

Other Natural or Manmade Factors Affecting Its Continued Existence

    The petition contends that climate change and its associated ocean 
impacts threaten the continued existence of Pacific bluefin tuna. 
Climate change is increasing ocean temperatures and surface ocean 
acidity, and decreasing dissolved oxygen levels. Water temperature is 
believed to be one of the factors which influence spawning success of 
Pacific bluefin tuna. The petitioners assert that climate change and 
its associated influence on the distribution of ocean temperatures may 
disrupt both migration and spawning success for Pacific bluefin tuna. 
The success of Pacific bluefin tuna spawning and hatching, as well as 
larval survival, are believed to be closely linked to water 
temperature. The petitioners note that Kimura et al. (2010) found the 
optimal temperature range for Pacific bluefin tuna larval survival to 
be 24 to 28 degrees Celsius, and an increase of just 3 degrees above 
this range to result in an immediate rise in mortality rate. The 
petitioners also assert that climate change may also reduce prey 
availability for Pacific bluefin tuna, noting that climate-associated 
ecosystem changes have reduced productivity in the last half-century in 
the California Current Large Marine Ecosystem (Black et al., 2014).
    The petitioners assert that although research on ocean 
acidification's direct effects on tuna is in its infancy, preliminary 
experiments hatching yellowfin tuna eggs in ocean water of varying pH, 
including current and predicted near future ocean pH (6.9, 7.3, 7.7, 
and 8.1), showed that decreasing pH (i.e., acidification) significantly 
increased hours until complete hatching (Bromhead et al., 2013; Frommel 
et al., 2016). The petitioners also cite research on other species 
which indicate that decreasing pH can lead to loss of the senses of 
sight, smell, and touch in fishes.
    The petitioners assert that climate change will decrease dissolved 
oxygen levels in the ocean and influence the range of suitable habitat 
for Pacific bluefin tuna. The petitioners also assert that scientists 
have already documented reduced oxygen levels in Pacific bluefin tuna 
habitat--in waters off Japan, and the California Current (Bograd et 
al., 2008; Emerson et al., 2004; McClatchie et al., 2010).

Petition Finding

    After reviewing the information contained in the petition, as well 
as information readily available in our files, and based on the above 
analysis, we conclude the petition presents substantial scientific 
information indicating the petitioned action of listing the Pacific 
bluefin tuna as threatened or endangered may be warranted. Therefore, 
in accordance with section 4(b)(3)(B) of the ESA and NMFS' implementing 
regulations (50 CFR 424.14(b)(2)), we will commence a status review of 
the species. During our status review, we will first determine whether 
the species is in danger of extinction (endangered) or likely to become 
so (threatened) throughout all or a significant portion of its range. 
Within 12 months of the receipt of the petition (June 20, 2017), we 
will make a finding as to whether listing the species as endangered or 
threatened is warranted as required by section 4(b)(3)(B) of the ESA.

Information Solicited

    As a result of this 90-day finding, we commence a status review of 
the Pacific bluefin tuna to determine whether listing the species is 
warranted. To ensure that our review of Pacific bluefin tuna is 
informed by the best available scientific and commercial information, 
we are opening a 60-day public comment period to solicit information to 
support our status review and 12-month finding.
    Specifically, we request information regarding: (1) Species 
abundance; (2) species productivity; (3) species distribution or 
population spatial structure; (4) patterns of phenotypic, genotypic, 
and life history diversity; (5) habitat conditions and associated 
limiting factors and threats; (6) ongoing or planned efforts to protect 
and restore the species and their habitats; (7) information on the 
adequacy of existing regulatory mechanisms, whether protections are 
being implemented and whether they are proving effective in conserving 
the species; (8) data concerning the status and trends of identified 
limiting factors or threats; (9) information on targeted harvest 
(commercial and recreational) and bycatch of the species; (10) other 
new information, data, or corrections including, but not limited to, 
taxonomic or nomenclatural changes and improved analytical methods for 
evaluating extinction risk; and (11) information concerning the impacts 
of environmental variability and climate change on survival, 
recruitment, distribution, and/or extinction risk.
    In addition to the above requested information, we are interested 
in any information concerning protective efforts that have not yet been 
fully implemented or demonstrated effectiveness. Our consideration of 
conservation measures, regulatory mechanisms, and other protective 
efforts will be guided by the Services ``Policy for Evaluation of 
Conservation Efforts When Making Listing Decisions'' (PECE Policy; 68 
FR 15100; March 28, 2003). The PECE Policy establishes criteria to 
ensure the consistent and adequate evaluation of formalized 
conservation efforts when making listing decisions under the ESA. This 
policy may also guide the development of conservation efforts that 
sufficiently improve a species' status so as to make listing the 
species as threatened or endangered unnecessary. Under the PECE Policy 
the adequacy of conservation efforts is evaluated in terms of the 
certainty of their implementation, and the certainty of their 
effectiveness. Criteria for evaluating the certainty of implementation 
include whether: The necessary resources available; the necessary 
authority is in place; an agreement formalized (i.e., are regulatory 
and procedural mechanisms in place); there is a schedule for completion 
and evaluation; for voluntary measures, incentives to ensure necessary 
participation are in place; and there is agreement of all necessary 
parties to the measure or plan. Criteria for evaluating the certainty 
of effectiveness include whether the

[[Page 70080]]

measure or plan: includes a clear description of the factors for 
decline to be addressed and how they will be reduced; establishes 
specific conservation objectives; identifies necessary steps to reduce 
threats; includes quantifiable performance measures for monitoring 
compliance and effectiveness; employs principles of adaptive 
management; and is certain to improve the species' status at the time 
of listing determination. We request that any information submitted 
with respect to conservation measures, regulatory mechanisms, or other 
protective efforts, that have yet to be implemented or show 
effectiveness, explicitly address the criteria in the PECE policy.
    We request that all information be accompanied by: (1) Supporting 
documentation such as maps, bibliographic references, or reprints of 
pertinent publications; and (2) the submitter's name, address, and any 
association, institution, or business that the person represents.

References Cited

    The complete citations for the references used in this document can 
be obtained by contacting NMFS (See FOR FURTHER INFORMATION CONTACT) or 
on our Web page at: www.westcoast.fisheries.noaa.gov.

    Authority: The authority for this action is the Endangered 
Species Act of 1973, as amended (16. U.S.C. 1531 et seq.).

    Dated: September 29, 2016.
Samuel D. Rauch, III,
Deputy Assistant Administrator for Regulatory Programs, National Marine 
Fisheries Service.
[FR Doc. 2016-24477 Filed 10-7-16; 8:45 am]
 BILLING CODE 3510-22-P



                                               70074                 Federal Register / Vol. 81, No. 196 / Tuesday, October 11, 2016 / Proposed Rules

                                               2 CFR part 200, subpart F, Audit                        of all issues that arise from it are                    Issued in Washington, DC, on October 4,
                                               Requirements. Audits must be made by                    completed, or until the end of the                    2016, under authority delegated in 49 CFR
                                               an independent auditor in accordance                    regular 3-year period, whichever is later.            1.97.
                                               with generally accepted government                      ■ 12. Revise § 110.100 to read as                     William Schoonover,
                                               auditing standards covering financial                   follows:                                              Acting Associate Administrator for
                                               and compliance audits. The Associate                                                                          Hazardous Materials Safety, Pipeline and
                                                                                                       § 110.100    Enforcement.                             Hazardous Materials Safety Administration.
                                               Administrator or a designee of the
                                               Associate Administrator may audit a                        If a recipient fails to comply with any            [FR Doc. 2016–24418 Filed 10–7–16; 8:45 am]
                                               recipient at any time.                                  term of an award (whether stated in a                 BILLING CODE 4910–60–P
                                               ■ 10. Revise § 110.80 to read as follows:
                                                                                                       Federal statute or regulation, an
                                                                                                       assurance, a State plan or application, a
                                               § 110.80   Procurement.                                 notice of award, or elsewhere) a                      DEPARTMENT OF COMMERCE
                                                 Recipients must use procurement                       noncompliance action may be taken as
                                               procedures and practices that adhere to                 specified in 2 CFR 200.338 through                    National Oceanic and Atmospheric
                                               applicable State laws and regulations                   200.342. The recipient will have the                  Administration
                                               and Federal requirements as specified in                opportunity to object and provide
                                               the procurement standards of 2 CFR part                 information and documentation                         50 CFR Parts 223 and 224
                                               200, as well as the Department of                       challenging the suspension or
                                                                                                       termination action, in accordance with                [Docket No. 160719634–6838–01]
                                               Transportation exception outlined at 2
                                               CFR 1201.317, as applicable.                            2 CFR 200.341. Costs incurred by the                  RIN 0648–XE756
                                               ■ 11. Revise § 110.90 to read as follows:               recipient agency during a suspension or
                                                                                                       after termination of an award are not                 Listing Endangered or Threatened
                                               § 110.90 Grant monitoring, reports, and                 allowable unless the Associate                        Species; 90-Day Finding on a Petition
                                               records retention.                                      Administrator authorizes it in writing.               To List the Pacific Bluefin Tuna as
                                                  (a) Grant monitoring. Project                        Grant awards may also be terminated in                Threatened or Endangered Under the
                                               managers are responsible for managing                   whole or in part with the consent of the              Endangered Species Act
                                               the day-to-day operations of grant,                     recipient at any agreed upon effective
                                               subgrant, and contract-supported                        date, or by the recipient upon written                AGENCY:  National Marine Fisheries
                                               activities. Project managers must                       notification.                                         Service (NMFS), National Oceanic and
                                               monitor the performance of supported                    ■ 13. Revise § 110.110 to read as                     Atmospheric Administration (NOAA),
                                               activities to assure compliance with                    follows:                                              Commerce.
                                               applicable Federal requirements and                                                                           ACTION: 90-day petition finding, request
                                                                                                       § 110.110    After-grant requirements.                for information, and initiation of status
                                               achievement of performance goals.
                                               Monitoring must cover each program,                       The Associate Administrator will                    review.
                                               function, activity, or task covered by the              close out the award upon determination
                                               grant.                                                  that all applicable administrative                    SUMMARY:   We, NMFS, announce a 90-
                                                  (b) Reports. (1) The recipient must                  actions and all required work of the                  day finding on a petition to list the
                                               submit financial and performance                        grant are complete in accordance with 2               Pacific bluefin tuna (Thunnus
                                               reports as required in the terms and                    CFR part 200. The project manager must                orientalis) as a threatened or endangered
                                               conditions of the grant award. The final                submit all financial, performance, and                species under the Endangered Species
                                               financial and performance reports are                   other reports required as a condition of              Act (ESA) and to designate critical
                                               due 90 days after the expiration or                     the grant, within 90 days after the                   habitat concurrently with the listing. We
                                               termination of the grant.                               expiration or termination of the grant.               find that the petition presents
                                                  (2) All required performance reports                 This time frame may be extended by the                substantial scientific information
                                               will be listed in the terms and                         Associate Administrator for cause.                    indicating the petitioned action may be
                                                                                                       ■ 14. Revise § 110.120 to read as                     warranted. We will conduct a status
                                               conditions of the Notice of Grant
                                               Award.                                                  follows:                                              review of the Pacific bluefin tuna to
                                                  (3) Financial reporting must be                                                                            determine whether the petitioned action
                                                                                                       § 110.120    Deviation from this part.
                                               supplied using Standard Form 425                                                                              is warranted. To ensure that the status
                                                                                                         Recipient agencies may request a                    review is comprehensive, we are
                                               Federal Financial Report and submitted                  deviation from the non-statutory
                                               in accordance with the terms and                                                                              soliciting scientific and commercial
                                                                                                       provisions of this part. The Associate                information pertaining to this species.
                                               conditions of the grant award.                          Administrator will respond to such
                                                  (c) Records retention. In accordance                                                                       DATES: Scientific and commercial
                                                                                                       requests in writing. If appropriate, the
                                               with 2 CFR part 200, all financial and                                                                        information pertinent to the petitioned
                                                                                                       decision will be included in the grant
                                               programmatic records, supporting                                                                              action must be received by December
                                                                                                       agreement. Request for deviations from
                                               documents, statistical records, training                                                                      12, 2016.
                                                                                                       this part 110 must be submitted to: the
                                               materials, and other documents                          Grants Chief at HMEP.Grants@dot.gov.                  ADDRESSES: You may submit comments
                                               generated under a grant must be                         ■ 15. Revise § 110.130 to read as                     on this document, identified by ‘‘Pacific
                                               maintained by the project manager for                   follows:                                              Bluefin Tuna Petition (NOAA–NMFS–
                                               three years from the date the project                                                                         2016–0100),’’ by either of the following
                                               manager submits the final financial                     § 110.130    Disputes.                                methods:
                                               report. The project manager must                          Disputes should be resolved at the                     • Federal eRulemaking Portal. Go to
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                                               designate a repository and single-point                 lowest level possible, beginning with                 www.regulations.gov/#!docketDetail;D=
                                               of contact for these purposes. If any                   the Grants Specialist, the Grants Team                NOAA-NMFS-2016-0100, click the
                                               litigation, claim, negotiation, audit or                Lead, and the Grants Chief. If an                     ‘‘Comment Now’’ icon, complete the
                                               another action involving the records has                agreement cannot be reached, the                      required fields, and enter or attach your
                                               been started before the expiration of the               Associate Administrator will serve as                 comments.
                                               3-year period, the records must be                      the dispute resolution official, whose                   • Mail or hand-delivery: Protected
                                               retained until the action and resolution                decision will be final.                               Resources Division, West Coast Region,


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                                                                     Federal Register / Vol. 81, No. 196 / Tuesday, October 11, 2016 / Proposed Rules                                           70075

                                               NMFS, 1201 NE Lloyd Blvd., Suite                        ESA Statutory, Regulatory, Policy                     predation; (D) inadequacy of existing
                                               #1100, Portland, OR 97232.                              Provisions, and Evaluation Framework                  regulatory mechanisms; and (E) any
                                                 Instructions: Comments sent by any                       Section 4(b)(3)(A) of the ESA of 1973,             other natural or manmade factors
                                               other method, to any other address or                   as amended (16 U.S.C. 1531 et seq.),                  affecting the species’ existence (16
                                               individual, or received after the end of                requires, to the maximum extent                       U.S.C. 1533(a)(1), 50 CFR 424.11(c)).
                                               the comment period, may not be                          practicable, that within 90 days of                      ESA-implementing regulations issued
                                               considered by NMFS. All comments                        receipt of a petition to list a species as            jointly by the Services (50 CFR
                                               received are a part of the public record                threatened or endangered, the Secretary               424.14(b)) define ‘‘substantial
                                               and will generally be posted for public                 of Commerce make a finding on whether                 information’’ in the context of reviewing
                                               viewing on http://www.regulations.gov                   that petition presents substantial                    a petition to list, delist, or reclassify a
                                               without change. All personal identifying                                                                      species as the amount of information
                                                                                                       scientific or commercial information
                                               information (e.g., name, address, etc.),                                                                      that would lead a reasonable person to
                                                                                                       indicating that the petitioned action
                                               confidential business information, or                                                                         believe that the measure proposed in the
                                                                                                       may be warranted, and to promptly
                                               otherwise sensitive information                                                                               petition may be warranted. In evaluating
                                                                                                       publish such finding in the Federal
                                               submitted voluntarily by the sender will                                                                      whether substantial information is
                                                                                                       Register (16 U.S.C. 1533(b)(3)(A)). When
                                               be publicly accessible. We will accept                                                                        contained in a petition, the Secretary
                                                                                                       it is found that substantial scientific or
                                               anonymous comments (enter ‘‘N/A’’ in                                                                          must consider whether the petition: (1)
                                                                                                       commercial information in a petition
                                               the required fields if you wish to remain                                                                     Clearly indicates the administrative
                                                                                                       indicates the petitioned action may be
                                               anonymous).                                                                                                   measure recommended and gives the
                                                                                                       warranted (a ‘‘positive 90-day finding’’),
                                                                                                                                                             scientific and any common name of the
                                               FOR FURTHER INFORMATION CONTACT:                        we are required to promptly commence                  species involved; (2) contains detailed
                                               Electronic copies of the petition and                   a review of the status of the species                 narrative justification for the
                                               other materials are available on the                    concerned during which we will                        recommended measure, describing,
                                               NMFS West Coast Region Web site at                      conduct a comprehensive review of the                 based on available information, past and
                                               www.westcoast.fisheries.noaa.gov.                       best available scientific and commercial              present numbers and distribution of the
                                               Please direct other inquiries to Scott                  information. In such cases, we conclude               species involved and any threats faced
                                               Rumsey, NMFS West Coast Region at                       the review with a finding as to whether,              by the species; (3) provides information
                                               scott.rumsey@noaa.gov, (503) 872–2791;                  in fact, the petitioned action is                     regarding the status of the species over
                                               or Marta Nammack, NMFS Office of                        warranted within 12 months of receipt                 all or a significant portion of its range;
                                               Protected Resources at                                  of the petition. Because the finding at               and (4) is accompanied by the
                                               marta.nammack@noaa.gov, (301) 427–                      the 12-month stage is based on a more                 appropriate supporting documentation
                                               8469.                                                   thorough review of the available                      in the form of bibliographic references,
                                                                                                       information, as compared to the narrow                reprints of pertinent publications,
                                               SUPPLEMENTARY INFORMATION:                              scope of review at the 90-day stage, a                copies of reports or letters from
                                               Background                                              positive 90-day finding does not                      authorities, and maps (50 CFR
                                                                                                       prejudge the outcome of the status                    424.14(b)(2)).
                                                  On June 20, 2016, we received a                      review.                                                  At the 90-day finding stage, we
                                               petition from the Center for Biological                    Under the ESA, a listing                           evaluate the petitioners’ request based
                                               Diversity (CBD), on behalf of 13 other                  determination may address a species,                  upon the information in the petition
                                               co-petitioners, to list the Pacific bluefin             which is defined to also include                      including its references and the
                                               tuna as threatened or endangered under                  subspecies and, for any vertebrate                    information readily available in our
                                               the ESA and to designate critical habitat               species, any DPS that interbreeds when                files. We do not conduct additional
                                               concurrently with its listing. The                      mature (16 U.S.C. 1532(16)). A joint                  research, and we do not solicit
                                               petition includes general biological                    NMFS–U.S. Fish and Wildlife Service                   information from parties outside the
                                               information about Pacific bluefin tuna                  (USFWS) (jointly, ‘‘the Services’’) policy            agency to help us in evaluating the
                                               including its taxonomy, range and                       clarifies the agencies’ interpretation of             petition. We will accept the petitioners’
                                               distribution, the physical and biological               the phrase ‘‘distinct population                      sources and characterizations of the
                                               characteristics of its habitat, population              segment’’ for the purposes of listing,                information presented if they appear to
                                               status and trends, and factors                          delisting, and reclassifying a species                be based on accepted scientific
                                               contributing to the species’ decline.                   under the ESA (61 FR 4722; February 7,                principles, unless we have specific
                                               CBD contends that ‘‘Pacific bluefin tuna                1996). A species, subspecies, or DPS is               information in our files that indicates
                                               are severely overfished, and overfishing                ‘‘endangered’’ if it is in danger of                  the petition’s information is incorrect,
                                               continues, making extinction a very real                extinction throughout all or a significant            unreliable, obsolete, or otherwise
                                               risk.’’ The petitioner presents                         portion of its range, and ‘‘threatened’’ if           irrelevant to the requested action.
                                               information in the petition on the                      it is likely to become endangered within              Information that is susceptible to more
                                               abundance of the species relative to                    the foreseeable future throughout all or              than one interpretation or that is
                                               unfished levels and the fishing rates                   a significant portion of its range (ESA               contradicted by other available
                                               from 2011–2013 which ‘‘were up to                       sections 3(6) and 3(20), respectively, 16             information will not be dismissed at the
                                               three times higher than commonly used                   U.S.C. 1532(6) and (20)). Pursuant to the             90-day finding stage, so long as it is
                                               reference point for overfishing.’’ The                  ESA and our implementing regulations,                 reliable and a reasonable person would
                                               petitioner also presents information on                 we determine whether species are                      conclude it supports the petitioners’
                                               the level of harvest of juvenile Pacific                threatened or endangered based on any
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                                                                                                                                                             assertions. In other words, conclusive
                                               bluefin tuna and what it characterizes as               one or a combination of the following                 information indicating the species may
                                               a species in which ‘‘reproduction is                    five section 4(a)(1) factors: (A) The                 meet the ESA’s requirements for listing
                                               currently supported by just a few adult                 present or threatened destruction,                    is not required to make a positive 90-
                                               age classes that will soon disappear due                modification, or curtailment of habitat               day finding. We will not conclude that
                                               to old age.’’ Copies of the petition are                or range; (B) overutilization for                     a lack of specific information alone
                                               available upon request (see FOR FURTHER                 commercial, recreational, scientific, or              necessitates a negative 90-day finding if
                                               INFORMATION CONTACT).                                   educational purposes; (C) disease or                  a reasonable person would conclude


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                                               70076                 Federal Register / Vol. 81, No. 196 / Tuesday, October 11, 2016 / Proposed Rules

                                               that the unknown information itself                     basis for a positive 90-day finding under                Pacific bluefin tuna spawning occurs
                                               suggests the species may be in danger of                the ESA. For example, as explained by                 in two areas of the western Pacific. They
                                               extinction or likely to become so within                NatureServe, their assessments of a                   spawn between the Philippines and the
                                               the foreseeable future throughout all or                species’ conservation status do ‘‘not                 Ryukyu Islands in April, May, and June,
                                               a significant portion of its range.                     constitute a recommendation by                        and in Japanese coastal waters of the
                                                  To make a 90-day finding on a                        NatureServe for listing under the U.S.                Sea of Japan in July and August
                                               petition to list a species, we evaluate                 Endangered Species Act’’ because                      (Schaefer 2001; Tanaka et al., 2007).
                                               whether the petition presents                           NatureServe assessments ‘‘have                        Pacific bluefin tuna are iteroparous
                                               substantial scientific or commercial                    different criteria, evidence                          spawners, meaning they may spawn
                                               information indicating the subject                      requirements, purposes and taxonomic                  more than once in their lifetime. They
                                               species may be either threatened or                     coverage than government lists of                     reach sexual maturity between the ages
                                               endangered, as defined by the ESA.                      endangered and threatened species, and                of 3 and 5, and can live to be at least
                                               First, we evaluate whether the                          therefore these two types of lists should             20 years old. Research indicates that
                                               information presented in the petition,                  not be expected to coincide’’ (http://                fish spawning between Japan and the
                                               along with the information readily                      www.natureserve.org/prodServices/pdf/                 Philippines are primarily 5 year olds,
                                               available in our files, indicates that the              NatureServeStatusAssessmentsListing-                  while fish spawning in the Sea of Japan
                                               petitioned entity constitutes a ‘‘species’’             Dec%202008.pdf). Additionally, species                are mostly 3 year olds (ISC 2014).
                                               eligible for listing under the ESA. Next,               classifications under IUCN and the ESA                   Pacific bluefin tuna tend to migrate
                                               we evaluate whether the information                     are not equivalent; data standards,                   north along the Japanese and Korean
                                               indicates that the species faces an                     criteria used to evaluate species, and                coasts in the summer, and south in the
                                               extinction risk that is cause for concern;              treatment of uncertainty are not                      winter (Inagake et al., 2001; Itoh et al.,
                                               this may be indicated in information                    necessarily the same. Thus, when a                    2003; Yoon et al., 2012). A variable but
                                               expressly discussing the species’ status                petition cites such classifications, we               small portion of the age 1–3 Pacific
                                               and trends, or in information describing                will evaluate the source of information               bluefin tuna migrate eastward across the
                                               impacts and threats to the species. We                  that the classification is based upon in              North Pacific Ocean each year, spending
                                               evaluate any information on specific                    light of the ESA’s standards on                       up to several years as juveniles off the
                                               demographic factors pertinent to                        extinction risk and threats discussed                 coast of North America before returning
                                               evaluating extinction risk for the species              above.                                                to the western Pacific Ocean to spawn
                                               (e.g., population abundance and trends,                                                                       (Inagake et al., 2001). The trans-Pacific
                                               productivity, population spatial                        Distribution and Life History of the                  migration is believed to take 1.5–2.0
                                               structure and connectivity, age                         Pacific Bluefin Tuna                                  months (Baumann et al., 2015) and their
                                               structure, sex ratio, diversity, current                   Pacific bluefin tuna are a pelagic,                migration route tends to be within the
                                               and historical range), and the potential                highly migratory species occupying                    subtropical zone (Whitlock et al., 2012).
                                               contribution of identified demographic                                                                        In the eastern Pacific they are found
                                                                                                       coastal and open ocean areas up to
                                               risks to extinction risk for the species.                                                                     primarily off the coast of Mexico,
                                                                                                       depths of 200 meters (m). They are
                                               We then evaluate the potential links                                                                          California, and Oregon (Domeier et al.,
                                                                                                       primarily found in subtropical and
                                               between these demographic risks and                                                                           2005). While in the Eastern Pacific
                                                                                                       temperate waters of the North Pacific
                                               the causative impacts and threats                                                                             Ocean, Pacific bluefin tuna exhibit a
                                                                                                       Ocean, ranging from East Asia to the
                                               identified in section 4(a)(1).                                                                                seasonal pattern of northerly migrations
                                                  Information presented on impacts or                  west coast of North America. In the
                                                                                                                                                             in the summer and fall, returning to Baja
                                               threats should be specific to the species               western Pacific they are most abundant
                                                                                                                                                             California in the winter months
                                               and should reasonably suggest that one                  between Sakhalin Island and the
                                                                                                                                                             (Kitagawa et al., 2007).
                                               or more of these factors may be                         Philippines, but have been reported as                   Pacific bluefin tuna fisheries in the
                                               operative threats that act or have acted                far south as Australia and New Zealand.               eastern Pacific are managed by the Inter-
                                               on the species to the point that it may                 In the central part of the Pacific Ocean,             American Tropical Tuna Commission
                                               warrant protection under the ESA.                       Pacific bluefin tuna have been caught in              (IATTC), and fisheries in the western
                                               Broad statements about generalized                      fisheries both north and south of the                 and central Pacific are managed by the
                                               threats to the species, or identification               equator (Bayliff 1994). In the eastern                Western and Central Pacific Fisheries
                                               of factors that could negatively impact                 Pacific, they have been documented                    Commission (WCPFC). Five countries
                                               a species, do not constitute substantial                from Alaska to South America, but they                harvest these fish but Japan catches the
                                               information indicating that listing may                 typically range from the southern tip of              majority of Pacific bluefin tuna,
                                               be warranted. We look for information                   Baja California, Mexico, and Point                    followed by Mexico, the United States,
                                               indicating that not only is the particular              Conception, California (Bayliff 1994).                Korea and Chinese Taipei (ISC 2014).
                                               species exposed to a factor, but that the                  Of the bony fishes, tuna are unique for            Based on genetic information and
                                               species may be responding in a negative                 their high metabolic rate and in their                spawning distribution, the Pacific
                                               fashion. We then assess the potential                   ability to maintain body temperatures                 bluefin tuna is managed as a single
                                               significance of that negative response.                 several degrees higher than the                       stock. Research surveys have caught
                                                  Many petitions identify risk                         surrounding water (Collette & Nauen                   larval, postlarval, and early juvenile
                                               classifications made by                                 1983). The Atlantic and Pacific bluefin               Pacific bluefin tuna in the western
                                               nongovernmental organizations, such as                  tuna were once considered to be                       Pacific Ocean, but not in the eastern
                                               the International Union on the                          subspecies of the Northern bluefin tuna,              Pacific Ocean, leading to the conclusion
                                               Conservation of Nature (IUCN), the                      but are now considered separate species
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                                                                                                                                                             that there is a single stock of Pacific
                                               American Fisheries Society, or                          on the basis of genetic and                           bluefin tuna in the North Pacific Ocean
                                               NatureServe, as evidence of extinction                  morphological differences (Collette                   (IATTC 2014).
                                               risk for a species. Risk classifications by             1999). Pacific bluefin tuna are one of the
                                               such organizations or made under other                  cold-water group of tunas which have                  Analysis of Petition and Information
                                               Federal or state statutes may be                        been able to extend their feeding ranges              Readily Available in NMFS Files
                                               informative, but such classification                    into the colder ocean waters of the                     The petition contains information on
                                               alone will not alone provide sufficient                 temperate zone (Collette 1999).                       the species, including the taxonomy,


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                                                                     Federal Register / Vol. 81, No. 196 / Tuesday, October 11, 2016 / Proposed Rules                                           70077

                                               species description, geographic                         indicates that although the total biomass             samples collected from restaurants and
                                               distribution, habitat, population status                fluctuated throughout the assessment                  supermarkets exceed those permitted by
                                               and trends, and factors contributing to                 period (1952 through 2014), it began to               the U.S. Food and Drug Administration
                                               the species’ decline. According to the                  steadily decline in 1996, leveling off in             (2000), Health Canada (2007) and the
                                               petition, four of the five causal factors               2010 (ISC 2016). During the stock                     European Commission (2008). Bluefin
                                               in section 4(a)(1) of the ESA are                       assessment period, the total biomass                  tuna samples in the cited study were
                                               adversely affecting the continued                       reached a peak of 209,075 metric tons in              from Atlantic, Pacific, and Southern
                                               existence of the Pacific bluefin tuna: (A)              1960 and a low of 29,347 in 1983. The                 bluefin tuna, with over half of the
                                               The present or threatened destruction,                  estimated total biomass of Pacific                    samples from Atlantic bluefin tuna. The
                                               modification, or curtailment of its                     bluefin tuna for 2014 is 35,817 metric                petition concludes that because of the
                                               habitat or range; (B) overutilization for               tons.                                                 relatively high mercury content
                                               commercial, recreational, scientific, or                   The petition and the information in                compared to other fish species, Pacific
                                               educational purposes; (D) inadequacy of                 our files indicate that the abundance of              bluefin tuna are likely susceptible to
                                               existing regulatory mechanisms; and (E)                 Pacific bluefin tuna which are old                    physiological impacts.
                                               other natural or manmade factors                        enough to spawn (spawning stock                          Petitioners also raised concerns about
                                               affecting its continued existence.                      biomass) has diminished to just 2.6                   persistent organic pollutants. Persistent
                                                  In the following sections, we evaluate               percent of its unfished biomass and less              organic pollutants are absorbed by
                                               the information provided in the                         than one-third of what it was 20 years                organisms at the base of the food chain
                                               petition, as well as other pertinent                    ago (ISC 2016). The unfished spawning                 and accumulated in the fatty tissues of
                                               information readily available in our                    stock biomass can roughly be defined as               consumers, becoming more
                                               files, to determine if the petition                     the theoretical spawning stock biomass                concentrated as they work their way up
                                               presents substantial scientific or                      without fishing and assuming no                       the food chain. This process is known
                                               commercial information indicating that                  environmental or density-dependent                    as biomagnification and can pose risks
                                               an endangered or threatened listing may                 effects. The ISC estimated the spawning               to predators, like bluefin tuna, which
                                               be warranted as a result of any of the                  stock biomass for the year 2014 was                   are at the top of the food chain. The
                                               ESA section 4(a)(1) factors. If it does,                16,557 metric tons and the unfished                   petitioners cite various examples of
                                               then we will make a positive finding on                 biomass to be approximately 636,807.                  studies that have documented
                                               the petition and conduct a review of the                   The ISC also estimates the                         biomagnification in similar species and
                                               species range-wide. Below, we                           productivity to be relatively stable                  the risks to the health of the organism.
                                               summarize the information presented in                  throughout the modeling period.                       As an example, studies of Atlantic
                                               the petition and in our files on the                    Recruitment estimates for the most                    bluefin tuna in the Mediterranean found
                                               status of the species and the ESA                       recent years can be highly uncertain due              unusually high levels of female proteins
                                               section 4(a)(1) factors that may be                     to limited information on the cohorts.                in males of the species (Storelli et al.,
                                               affecting the species’ risk of extinction,              However, the ISC (2016) estimated that                2008). Researchers believe
                                               and determine whether a reasonable                      recruitment in 2014 was relatively low                polychlorinated biphenyls and
                                               person would conclude that an                           and the average for the last 5 years                  organochlorine pesticides can mimic
                                               endangered or threatened listing may be                 appears to be below the long-term                     endogenous hormones, disrupt
                                               warranted as a result of any of these                   average. The petitioners assert that 97.6             reproductive functions and cause
                                               factors.                                                percent of all Pacific bluefin tuna caught            developmental abnormalities (such as
                                                                                                       are between 0 and 2 years of age and                  intersexes) in fish (De Metrio et al.,
                                               Pacific Bluefin Tuna Status and Trends
                                                                                                       that the population is supported by just              2003).
                                                  The International Scientific                                                                                  The petitioners also raise concerns
                                                                                                       a few adult age classes. The petitioners
                                               Committee (ISC), the scientific body that                                                                     about pollution from aquaculture
                                                                                                       further assert that along with the
                                               informs the Northern Committee to the                                                                         projects, calling attention to a proposed
                                                                                                       dwindling number of adults, in 2014,
                                               WCPFC, uses fishery-specific catch-and-                                                                       project off the coast of San Diego,
                                                                                                       the Pacific bluefin tuna population
                                               effort data from Japanese and Taiwanese                                                                       California. Waste from aquaculture
                                               fisheries to derive estimates of                        produced the second lowest number of
                                                                                                                                                             operations can include excess fish feed,
                                               abundance for Pacific bluefin tuna. The                 juvenile fish since 1952.
                                                                                                                                                             dead fish, fish feces, and chemicals used
                                               ISC models generate annual estimates of                 Analysis of ESA Section 4(a)(1) Factors               to control disease and parasites (e.g.
                                               total biomass, spawning stock biomass,                                                                        antibiotics and pesticides). Excessive
                                               and recruitment for each year beginning                 The Present or Threatened Destruction,
                                                                                                                                                             fish feed, dead fish, and fish feces can
                                               with 1952. Although there have been                     Modification, or Curtailment of Its
                                                                                                                                                             lead to elevated levels of nitrogen and
                                               fisheries for Pacific bluefin tuna since at             Habitat or Range
                                                                                                                                                             phosphorous which in turn can cause
                                               least the beginning of the 20th century                   The petitioners contend that Pacific                oxygen depletion and harmful algal
                                               in the eastern Pacific Ocean, and for                   bluefin tuna are at risk of extinction                blooms in nearby waters. The
                                               several centuries in the western Pacific                throughout their range due to water                   petitioners do not provide details about
                                               Ocean, the data prior to 1952, especially               pollution, marine debris, oil and gas                 how the chemicals used in aquaculture
                                               from the western Pacific Ocean, are of                  development, wind energy                              may affect the health of Pacific bluefin
                                               relatively poor quality (ISC 2016). For                 development, and prey depletion. The                  tuna in the wild.
                                               this reason, abundance estimates for                    petitioners assert that Pacific bluefin                  The petitioners assert that Pacific
                                               Pacific bluefin tuna begin with the 1952                tuna habitat is threatened by pollution               bluefin tuna may be susceptible to
                                                                                                       in the form of mercury, persistent                    entanglement by marine debris and
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                                               fishing season.
                                                  The ISC uses an age-structured model,                organic pollutants, plastics, radiation               ingestion of plastic particles. Most of the
                                               based on catch, size-composition, and                   nuclides from Fukushima, oil spills, oil              reports of fish entangled in marine
                                               catch-per-unit of effort data, to derive                and gas development related waste                     debris are from lost fishing gear (NOAA
                                               estimates of biomass. Catch of Pacific                  products, and waste from aquaculture                  2014). The petitioners note that because
                                               bluefin tuna is recorded as metric tons                 projects. The petitioners note that a                 of the properties of plastic, small plastic
                                               of fish and biomass is likewise                         recent study by Lowenstein et al., (2010)             pellets tend to accumulate persistent
                                               expressed in metric tons. The ISC model                 found mercury levels of bluefin tuna                  organic pollutants and contribute to the


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                                               70078                 Federal Register / Vol. 81, No. 196 / Tuesday, October 11, 2016 / Proposed Rules

                                               biomagnification of these pollutants in                 Overutilization for Commercial,                       the long-term average. Two out of the
                                               the pelagic food web.                                   Recreational, Scientific, or Educational              last three recruitments are the lowest
                                                  Oil and gas development can affect                   Purposes                                              levels observed since 1980 (Maunder
                                               water quality through acute and chronic                    The petitioners assert that the primary            2016).
                                               spills and discharge of produced water                  threat to the Pacific bluefin tuna is from            Inadequacy of Existing Regulatory
                                               and drilling muds. The petitioners                      overutilization by commercial and                     Mechanisms
                                               assert that the direct impacts of oil spills            recreational fisheries. A common                         The petitioners assert that the existing
                                               include behavioral alteration,                          practice in fisheries management is to                international, regional, and national
                                               suppressed growth, induced or                           define biological reference points for                regulations do not adequately protect
                                               inhibited enzyme systems and other                      abundance of adult fish and limit                     the Pacific bluefin tuna. The regional
                                               molecular effects, physiological                        harvest levels to maintain the stock at or            fisheries management organizations, the
                                               responses, reduced immunity to disease                  above the biological reference points.                IATTC and the WCPFC have adopted
                                               and parasites, histopathological lesions                The fisheries commissions have not                    management measures for Pacific
                                               and other cellular effects, tainted flesh,              established biological reference points               bluefin tuna, but these measures may
                                               and mortality (Holdway 2002). The                       for Pacific bluefin tuna. However, the                not be adequate to end overfishing. The
                                               petitioners further assert that oil spills              ISC compared the 2011–2013 estimated                  petitioner’s primary concern with the
                                               can exert indirect effects on wildlife                  fisheries mortalities to standard                     existing regulatory mechanisms is the
                                               through reduction of key prey species,                  reference points (targets for fishing                 absence of science-based biological
                                               impacting wildlife species and                          effort and abundance of the population)               reference points and a mandatory limit
                                               ecosystems for decades (Peterson et al.,                and found that if those points were used              on the aggregate international catch of
                                               2003). The petitioners assert that                      to manage Pacific bluefin tuna,                       Pacific bluefin tuna. As noted above, the
                                               produced water and drilling muds                        overfishing would be occurring or just at             petitioners contend that Pacific bluefin
                                               contain toxic pollutants such as                        the threshold and the stock would be                  tuna are at or below what should be
                                               mercury, lead, chromium, barium,                        considered overfished (ISC 2016). The                 considered a threshold for overfished.
                                               arsenic, cadmium, and polycyclic                        management implications of the most                      The IATTC staff recommended that
                                               aromatic hydrocarbons (MMS 2007).                       recent stock assessment are that the                  commercial catches in 2014 be limited
                                               Furthermore, the petitioners note that                  stock is at very low levels and the                   to an amount below 3,154 metric tons,
                                               some of the chemicals added to fracking                 fishing mortality is higher than any                  which was the estimated commercial
                                               fluids can have adverse effects on                      reasonable reference point (Maunder                   catch in the Eastern Pacific in 2013, and
                                               aquatic species and other wildlife                      2016).                                                that the noncommercial catches in 2014
                                               (Colborn et al., 2011). In addition to                     The petitioners assert that the vast               be limited below 221 metric tons, which
                                               water quality concerns, the petitioner                  majority of the Pacific bluefin tuna                  is based on the same method that was
                                               asserts that oil and gas exploration and                catch are juvenile fish and the                       applied to commercial catch to
                                               development activities produce                          population is supported by a dwindling                determine that recommended limit
                                               underwater noise which degrades                         number of adult tuna. According to the                (IATTC 2014a). The petitioners note that
                                               Pacific bluefin tuna habitat. These                     petitioners, nearly 98 percent of all                 instead of using common scientific
                                               activities include seismic surveying,                   Pacific bluefin tuna caught are between               reference points, the IATTC staff
                                               drilling, offshore structure                            0 and 2 years of age and the population               recommended catch limits based on the
                                               emplacement, offshore structure                         is supported by just a few adult age                  previous year’s total catch. The
                                               removal, and production related                         classes. Furthermore, the majority of                 petitioners also note that despite
                                               activities, including ship and helicopter               Pacific bluefin tuna landed in the                    recommendations from staff, the IATTC
                                               activity for providing supplies to the                  Western Pacific are juveniles caught in               decided to set total commercial catches
                                               drilling rigs and platforms.                            or around their nursery grounds. In the               for 2015 and 2016 at 6,600 metric tons,
                                                                                                       Eastern Pacific, 90 percent of the catch              for an effective annual catch of 3,300
                                                  The petitioners briefly describe the                 is estimated to be 1 to 3 years of age                metric tons in each year.
                                               potential harm from wind-energy                         (IATTC 2014).                                            In 2014, WCPFC adopted a rebuilding
                                               development, citing interference with                      The petitioners also assert that                   plan designed to rebuild the stock to the
                                               migration, feeding, and collisions or                   industrial fishing fleets are targeting               historical median of 42,592 metric tons
                                               entanglements during construction and                   adult Pacific bluefin on their spawning               within 10 years (WCPFC 2014a).
                                               operation as the primary issues.                        grounds, and that this is widely                      Estimated catches of Pacific bluefin tuna
                                                  The final issue raised by the                        recognized as an unsustainable practice.              were high from 1929 to 1940 with a
                                               petitioners related to Pacific bluefin                  In support of this assertion, the                     peak catch of approximately 47,635
                                               tuna habitat is prey depletion. The                     petitioners provide information about                 metric tons in 1935 (ISC 2014).
                                               petitioners assert that commercial                      fisheries management for Atlantic                     However, the WCPFC uses the year 1952
                                               fisheries for forage fish and squid have                bluefin tuna. The International                       as the first year in its calculations for
                                               diminished the quality of Pacific bluefin               Commission for the Conservation of                    the historical median. The petitioners
                                               tuna habitat in the California Current                  Atlantic Tunas established regulations                argue that the chosen historical median
                                               Large Marine Ecosystem. The                             in 1982 which prohibit directed fishing               equates to just 6.4 percent of the
                                               petitioners further note that the fishery               on bluefin tuna in their Gulf of Mexico               historical unfished level, well below the
                                               for market squid has increased five-fold                spawning grounds.                                     commonly recommended rebuilding
                                               in the last three decades (Vojkovich                       The petitioners assert that along with
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                                                                                                                                                             target of 20–40 percent of unfished
                                               1998; CDFW 2014) and the fishery for                    the dwindling number of adults, in                    levels for species such as bluefin tuna
                                               sardines was recently closed because of                 2014, the Pacific bluefin tuna                        (Restrepo et al., 1998).
                                               a 91 percent decline in abundance since                 population produced the second lowest                    The petitioners assert that U.S.
                                               2007 (Hill et al., 2015). Research results              number of juvenile fish since 1952. The               regulations for domestic Pacific bluefin
                                               on Pacific bluefin tuna foraging ecology                ISC (2016) estimated that recruitment in              tuna fisheries are not adequate to
                                               demonstrate that their diet varies across               2014 was relatively low and the average               prevent extinction. They argue that the
                                               years (PFMC 2016).                                      for the last 5 years appears to be below              United States has not taken adequate


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                                                                     Federal Register / Vol. 81, No. 196 / Tuesday, October 11, 2016 / Proposed Rules                                           70079

                                               steps to prevent overfishing and to                        The petitioners assert that although               species productivity; (3) species
                                               rebuild Pacific bluefin tuna. The                       research on ocean acidification’s direct              distribution or population spatial
                                               petitioners note that for the 2012 and                  effects on tuna is in its infancy,                    structure; (4) patterns of phenotypic,
                                               2013 fishing seasons, NMFS                              preliminary experiments hatching                      genotypic, and life history diversity; (5)
                                               implemented IATTC recommendations                       yellowfin tuna eggs in ocean water of                 habitat conditions and associated
                                               for commercial fisheries capping Pacific                varying pH, including current and                     limiting factors and threats; (6) ongoing
                                               bluefin tuna annual catch at 500 metric                 predicted near future ocean pH (6.9, 7.3,             or planned efforts to protect and restore
                                               tons—an amount above any U.S. catches                   7.7, and 8.1), showed that decreasing pH              the species and their habitats; (7)
                                               since 2000. The petitioners also note                   (i.e., acidification) significantly                   information on the adequacy of existing
                                               that the annual catch limit for 2015 and                increased hours until complete hatching               regulatory mechanisms, whether
                                               2016, a combined limit of 600 metric                    (Bromhead et al., 2013; Frommel et al.,               protections are being implemented and
                                               tons for both years, is more than the                   2016). The petitioners also cite research             whether they are proving effective in
                                               U.S. commercial fleet has caught in any                 on other species which indicate that                  conserving the species; (8) data
                                               2-year period since 2002.                               decreasing pH can lead to loss of the                 concerning the status and trends of
                                                  Since 2010, U.S. recreational catch                  senses of sight, smell, and touch in                  identified limiting factors or threats; (9)
                                               has been significantly higher than U.S.                 fishes.                                               information on targeted harvest
                                               commercial catch in all but one year,                      The petitioners assert that climate                (commercial and recreational) and
                                               and accounts for the majority of the U.S.               change will decrease dissolved oxygen                 bycatch of the species; (10) other new
                                               landings. In recent years, NMFS                         levels in the ocean and influence the                 information, data, or corrections
                                               reduced the bag limit for recreational                  range of suitable habitat for Pacific                 including, but not limited to, taxonomic
                                               fisheries from 10 to 2 fish per day. The                bluefin tuna. The petitioners also assert             or nomenclatural changes and improved
                                               petitioners argue that the bag limit does               that scientists have already documented               analytical methods for evaluating
                                               not provide an absolute limit on                        reduced oxygen levels in Pacific bluefin              extinction risk; and (11) information
                                               recreational catch because (1) the                      tuna habitat—in waters off Japan, and                 concerning the impacts of
                                               fishery is open access, meaning there is                the California Current (Bograd et al.,                environmental variability and climate
                                               no limit on the number of fishermen                     2008; Emerson et al., 2004; McClatchie                change on survival, recruitment,
                                               who can participate in the fishery, and                 et al., 2010).                                        distribution, and/or extinction risk.
                                               (2) there is no limit on the number of
                                                                                                       Petition Finding                                         In addition to the above requested
                                               trips each fisherman can take.
                                               Therefore, they feel the bag limits do not                 After reviewing the information                    information, we are interested in any
                                               provide a reliable mechanism for                        contained in the petition, as well as                 information concerning protective
                                               limiting recreational catch and                         information readily available in our                  efforts that have not yet been fully
                                               preventing overfishing.                                 files, and based on the above analysis,               implemented or demonstrated
                                                                                                       we conclude the petition presents                     effectiveness. Our consideration of
                                               Other Natural or Manmade Factors                        substantial scientific information                    conservation measures, regulatory
                                               Affecting Its Continued Existence                       indicating the petitioned action of                   mechanisms, and other protective
                                                 The petition contends that climate                    listing the Pacific bluefin tuna as                   efforts will be guided by the Services
                                               change and its associated ocean impacts                 threatened or endangered may be                       ‘‘Policy for Evaluation of Conservation
                                               threaten the continued existence of                     warranted. Therefore, in accordance                   Efforts When Making Listing Decisions’’
                                               Pacific bluefin tuna. Climate change is                 with section 4(b)(3)(B) of the ESA and                (PECE Policy; 68 FR 15100; March 28,
                                               increasing ocean temperatures and                       NMFS’ implementing regulations (50                    2003). The PECE Policy establishes
                                               surface ocean acidity, and decreasing                   CFR 424.14(b)(2)), we will commence a                 criteria to ensure the consistent and
                                               dissolved oxygen levels. Water                          status review of the species. During our              adequate evaluation of formalized
                                               temperature is believed to be one of the                status review, we will first determine                conservation efforts when making
                                               factors which influence spawning                        whether the species is in danger of                   listing decisions under the ESA. This
                                               success of Pacific bluefin tuna. The                    extinction (endangered) or likely to                  policy may also guide the development
                                               petitioners assert that climate change                  become so (threatened) throughout all or              of conservation efforts that sufficiently
                                               and its associated influence on the                     a significant portion of its range. Within            improve a species’ status so as to make
                                               distribution of ocean temperatures may                  12 months of the receipt of the petition              listing the species as threatened or
                                               disrupt both migration and spawning                     (June 20, 2017), we will make a finding               endangered unnecessary. Under the
                                               success for Pacific bluefin tuna. The                   as to whether listing the species as                  PECE Policy the adequacy of
                                               success of Pacific bluefin tuna spawning                endangered or threatened is warranted                 conservation efforts is evaluated in
                                               and hatching, as well as larval survival,               as required by section 4(b)(3)(B) of the              terms of the certainty of their
                                               are believed to be closely linked to                    ESA.                                                  implementation, and the certainty of
                                               water temperature. The petitioners note                                                                       their effectiveness. Criteria for
                                               that Kimura et al. (2010) found the                     Information Solicited                                 evaluating the certainty of
                                               optimal temperature range for Pacific                      As a result of this 90-day finding, we             implementation include whether: The
                                               bluefin tuna larval survival to be 24 to                commence a status review of the Pacific               necessary resources available; the
                                               28 degrees Celsius, and an increase of                  bluefin tuna to determine whether                     necessary authority is in place; an
                                               just 3 degrees above this range to result               listing the species is warranted. To                  agreement formalized (i.e., are
                                               in an immediate rise in mortality rate.                 ensure that our review of Pacific bluefin             regulatory and procedural mechanisms
                                               The petitioners also assert that climate                                                                      in place); there is a schedule for
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                                                                                                       tuna is informed by the best available
                                               change may also reduce prey                             scientific and commercial information,                completion and evaluation; for
                                               availability for Pacific bluefin tuna,                  we are opening a 60-day public                        voluntary measures, incentives to
                                               noting that climate-associated                          comment period to solicit information                 ensure necessary participation are in
                                               ecosystem changes have reduced                          to support our status review and 12-                  place; and there is agreement of all
                                               productivity in the last half-century in                month finding.                                        necessary parties to the measure or plan.
                                               the California Current Large Marine                        Specifically, we request information               Criteria for evaluating the certainty of
                                               Ecosystem (Black et al., 2014).                         regarding: (1) Species abundance; (2)                 effectiveness include whether the


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                                               70080                 Federal Register / Vol. 81, No. 196 / Tuesday, October 11, 2016 / Proposed Rules

                                               measure or plan: includes a clear                       SUMMARY:    NMFS proposes regulations                 period, may not be considered. All
                                               description of the factors for decline to               under the Tuna Conventions Act to                     comments received are a part of the
                                               be addressed and how they will be                       implement provisions of two                           public record and will generally be
                                               reduced; establishes specific                           Resolutions adopted by the Inter-                     posted for public viewing on
                                               conservation objectives; identifies                     American Tropical Tuna Commission                     www.regulations.gov without change.
                                               necessary steps to reduce threats;                      (IATTC) in 2016: Resolution C–16–01                   All personal identifying information
                                               includes quantifiable performance                       (Collection and Analyses of Data On                   (e.g., name, address, etc.) submitted
                                               measures for monitoring compliance                      Fish-Aggregating Devices) and                         voluntarily by the sender will be
                                               and effectiveness; employs principles of                Resolution C–16–06 (Conservation                      publicly accessible. Do not submit
                                               adaptive management; and is certain to                  Measures for Shark Species, with                      confidential business information, or
                                               improve the species’ status at the time                 Special Emphasis on the Silky Shark                   otherwise sensitive or protected
                                               of listing determination. We request that               (Carcharhinus Falciformis) for the Years              information. NMFS will accept
                                               any information submitted with respect                  2017, 2018, and 2019). Per Resolution                 anonymous comments (enter ‘‘N/A’’ in
                                               to conservation measures, regulatory                    C–16–01, these regulations would                      the required fields if you wish to remain
                                               mechanisms, or other protective efforts,                require the owner or operator of a U.S.               anonymous).
                                               that have yet to be implemented or                      purse seine vessel to ensure characters                  Copies of the draft Regulatory Impact
                                               show effectiveness, explicitly address                  of a unique code be marked indelibly on               Review and other supporting documents
                                               the criteria in the PECE policy.                        each fish aggregating device (FAD)                    are available via the Federal
                                                 We request that all information be                    deployed or modified on or after                      eRulemaking Portal: http://
                                               accompanied by: (1) Supporting                          January 1, 2017, in the IATTC                         www.regulations.gov, docket NOAA–
                                               documentation such as maps,                             Convention Area. The vessel owner or                  NMFS–2016–0106 or by contacting the
                                               bibliographic references, or reprints of                operator would also be required to                    Regional Administrator, William W.
                                               pertinent publications; and (2) the                     record and submit information about the               Stelle, Jr., NMFS West Coast Region,
                                               submitter’s name, address, and any                      FAD, as described in Annex I of the                   7600 Sand Point Way, NE., Bldg 1,
                                               association, institution, or business that              Resolution C–16–01. Per Resolution C–                 Seattle, WA 98115–0070, or
                                               the person represents.                                  16–06, these regulations would prohibit               RegionalAdministrator.WCRHMS@
                                               References Cited                                        the owner or operator of a U.S. purse                 noaa.gov.
                                                                                                       seine vessel from retaining on board,                 FOR FURTHER INFORMATION CONTACT:
                                                 The complete citations for the
                                                                                                       transshipping, landing, or storing, in                Rachael Wadsworth, NMFS, West Coast
                                               references used in this document can be
                                                                                                       part or whole, carcasses of silky sharks              Region, 562–980–4036.
                                               obtained by contacting NMFS (See FOR
                                                                                                       caught by purse-seine vessels in the                  SUPPLEMENTARY INFORMATION:
                                               FURTHER INFORMATION CONTACT) or on
                                               our Web page at:                                        IATTC Convention Area. These
                                                                                                       regulations would also provide limits on              Background on the IATTC
                                               www.westcoast.fisheries.noaa.gov.
                                                                                                       the retained catch of silky sharks caught               The United States is a member of the
                                                 Authority: The authority for this action is           in the IATTC Convention Area. This
                                               the Endangered Species Act of 1973, as                                                                        IATTC, which was established under
                                                                                                       proposed rule is necessary for the                    the 1949 Convention for the
                                               amended (16. U.S.C. 1531 et seq.).
                                                                                                       United States to satisfy its obligations as           Establishment of an Inter-American
                                                 Dated: September 29, 2016.                            a member of the IATTC.                                Tropical Tuna Commission. In 2003, the
                                               Samuel D. Rauch, III,                                   DATES: Comments on the proposed rule                  IATTC adopted the Convention for the
                                               Deputy Assistant Administrator for                      and supporting documents must be                      Strengthening of the IATTC Established
                                               Regulatory Programs, National Marine                    submitted in writing by November 10,
                                               Fisheries Service.
                                                                                                                                                             by the 1949 Convention between the
                                                                                                       2016.                                                 United States of America and the
                                               [FR Doc. 2016–24477 Filed 10–7–16; 8:45 am]
                                                                                                       ADDRESSES: You may submit comments                    Republic of Costa Rica (Antigua
                                               BILLING CODE 3510–22–P
                                                                                                       on this document, identified by NOAA–                 Convention). The Antigua Convention
                                                                                                       NMFS–2016–0106, by any of the                         entered into force in 2010. The United
                                               DEPARTMENT OF COMMERCE                                  following methods:                                    States acceded to the Antigua
                                                                                                          • Electronic Submission: Submit all                Convention on February 24, 2016. The
                                               National Oceanic and Atmospheric                        electronic public comments via the                    full text of the Antigua Convention is
                                               Administration                                          Federal e-Rulemaking Portal. Go to                    available at: https://www.iattc.org/
                                                                                                       http://www.regulations.gov/                           PDFFiles2/Antigua_Convention_Jun_
                                               50 CFR Part 300                                         #!docketDetail;D=NOAA-NMFS-2016-                      2003.pdf.
                                                                                                       0106, click the ‘‘Comment Now!’’ icon,                  The IATTC consists of 21 member
                                               [Docket No. 160801681–6857–01]                                                                                nations and four cooperating non-
                                                                                                       complete the required fields, and enter
                                               RIN 0648–BG22                                           or attach your comments.                              member nations and facilitates scientific
                                                                                                          • Mail: Submit written comments to                 research into, as well as the
                                               International Fisheries; Tuna and                       Rachael Wadsworth, NMFS West Coast                    conservation and management of, tuna
                                               Tuna-Like Species in the Eastern                        Region Long Beach Office, 501 W.                      and tuna-like species in the IATTC
                                               Pacific Ocean; Silky Shark Fishing                      Ocean Blvd., Suite 4200, Long Beach,                  Convention Area. The IATTC
                                               Restrictions and Fish Aggregating                       CA 90802. Include the identifier                      Convention Area is defined as waters of
                                               Device Data Collection and                              ‘‘NOAA–NMFS–2016–0106’’ in the                        the eastern Pacific Ocean (EPO) within
                                               Identification                                                                                                the area bounded by the west coast of
ehiers on DSK5VPTVN1PROD with PROPOSALS




                                                                                                       comments.
                                               AGENCY:  National Marine Fisheries                         Instructions: Comments must be                     the Americas and by 50° N. latitude,
                                               Service (NMFS), National Oceanic and                    submitted by one of the above methods                 150° W. longitude, and 50° S. latitude.
                                               Atmospheric Administration (NOAA),                      to ensure they are received,                          The IATTC maintains a scientific
                                               Commerce.                                               documented, and considered by NMFS.                   research and fishery monitoring
                                                                                                       Comments sent by any other method, to                 program and regularly assesses the
                                               ACTION: Proposed rule; request for
                                                                                                       any other address or individual, or                   status of tuna, sharks, and billfish stocks
                                               comments.
                                                                                                       received after the end of the comment                 in the EPO to determine appropriate


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Document Created: 2018-02-13 16:34:17
Document Modified: 2018-02-13 16:34:17
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionProposed Rules
Action90-day petition finding, request for information, and initiation of status review.
DatesScientific and commercial information pertinent to the petitioned action must be received by December 12, 2016.
ContactElectronic copies of the petition and other materials are available on the NMFS West Coast Region Web site at www.westcoast.fisheries.noaa.gov. Please direct other inquiries to Scott Rumsey, NMFS West Coast Region at [email protected], (503) 872-2791; or Marta Nammack, NMFS Office of Protected Resources at [email protected], (301) 427-8469.
FR Citation81 FR 70074 
RIN Number0648-XE75
CFR Citation50 CFR 223
50 CFR 224

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