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    • Fishing Terms Glossary

Updated ISSF Status of the Stocks Report Shows Tuna Stock Abundance and Fishing Mortality Improvements

November 2, 2017 — WASHINGTON — The following was released  by the International Seafood Sustainability Foundation:

Of the total tuna catch, 78% comes from stocks at “healthy” levels, an increase of 2% since last reported, according to a November 2017 International Seafood Sustainability Foundation (ISSF) Status of the Stocks report. Eleven percent of the global catch came from overfished stocks, and another 11% of the catch is from stocks at an intermediate level of abundance. (See “Key Questions” below for definitions of overfished and overfishing.)

Updated several times per year, Status of the Stocks ranks the 23 stocks of major commercial tunas around the world using a consistent methodology. The report assigns color ratings (green, yellow or orange) on stock health, alternately noted as “abundance” and “spawning biomass”; fishing mortality; and ecosystem impact.

There are some encouraging changes in tuna stock status since the previous February 2017 Status report. The November 2017 report reflects new data from 2017 tuna Regional Fisheries Management Organization (RFMO) meetings:

  • Abundance ratings improved for Eastern Pacific bigeye, Western and Central Pacific bigeye, Mediterranean albacore, and Western Atlantic bluefin.
  • Fishing mortality ratings improved for Western and Central Pacific bigeye, North Pacific albacore, and Indian Ocean albacore.

In contrast, two bluefin stocks (Southern and Pacific Ocean), one yellowfin stock (Indian Ocean), and one bigeye stock (Atlantic Ocean) remain overfished. See Tables 1 and 2 in the report for specific rating changes.

Inadequate bycatch monitoring and/or bycatch mitigation measures — represented by separate “Environmental Impact” scores, the third rating area — still are a concern in many of the tuna fisheries studied.


Key Findings in Updated Report

Other notable statistics and findings include:

  • Total catch: In 2015, the total major commercial tuna catch was 4.8 million tonnes, a 4% decrease from 2014. More than half of the total catch (58%) was skipjack tuna, followed by yellowfin (28%), bigeye (8%) and albacore (4%). Bluefin tunas accounted for only 1% of the global catch. These percentages did not change from the February 2017 report.
  • Abundance or “spawning biomass” levels: Globally, 57% of the 23 stocks are at a healthy level of abundance (an increase of 5% from the previous report), 17% are overfished, and 26% are at an intermediate level.
    • Stocks receiving orange scores, indicating overfishing or overfished status, include both Southern Hemisphere and Pacific Ocean bluefin, Indian Ocean yellowfin, and Atlantic bigeye.
  • Fishing mortality levels: 65% of the stocks (an 8% improvement since the previous report) are experiencing a low fishing mortality rate, and 13% are experiencing overfishing.
  • Largest catches by stock: The three largest catches in tonnes are Western Pacific Ocean skipjack, Western Pacific Ocean yellowfin, and Indian Ocean yellowfin.
  • Tuna production by fishing gear: 64% of the catch is made by purse seining, followed by longline (12%), pole-and-line (9%), gillnets (4%) and miscellaneous gears (11%).

For the first time in Status of the Stocks history, the November 2017 report features an appendix with a list of fisheries certified by the Marine Stewardship Council (MSC).

“The MSC fishery certification scheme is the most widely recognized indicator of seafood sustainability,” explains Dr. Victor Restrepo, Vice President of Science, ISSF. “The list helps us to track the tuna stocks and fishing gears that are certified.”

About the Report
There are 23 stocks of major commercial tuna species worldwide – 6 albacore, 4 bigeye, 4 bluefin, 5 skipjack, and 4 yellowfin stocks. The Status of the Stocks summarizes the results of the most recent scientific assessments of these stocks, as well as the current management measures adopted by the RFMOs. In addition, this report ranks the status and management of the 23 stocks using a consistent methodology based on three factors: Abundance, Exploitation/Management (fishing mortality) and Environmental Impact (bycatch).

ISSF produces two reports annually that seek to provide clarity about where we stand —and how much more needs to be done – to ensure the long-term sustainability of tuna stocks: the Status of the Stocks provides a comprehensive analysis of tuna stocks by species, and the Evaluation of the Sustainability of Global Tuna Stocks Relative to Marine Stewardship Council Criteria provides a review of the health of tuna fisheries by region. The MSC-certified fisheries list (Appendix 2) in Status of the Stocks complements the Evaluation report.

Together, these tools help to define the continuous improvement achieved, as well as the areas and issues that require more attention. Access the newly updated ISSF stock status ratings here.

Key Questions Answered by the Report
Status of the Stocks answers three key questions about each tuna stock:

  1. Is the stock overfished?
    A. The report measures the abundance of fish that are able to reproduce each year, called the spawning stock biomass (SSB), and compares it to an estimate of the biomass that would produce maximum sustainable yield (SSBMSY), which is the spawning biomass that results in the highest average catches in the long-term (this is a target of fisheries management). When SSB is below SSBMSY the stock is in an “overfished” state.

Overfishing doesn’t necessarily mean that the stock is in immediate danger of extinction or collapse — it means that currently, the fish aren’t being allowed to grow and reproduce at their most productive level. If a stock is overfished, the report will note any corrective measures being taken by the relevant fisheries management organization (RFMO).

  1. Is it in danger of becoming overfished?
  2. The report measures the fishing mortality rate (F), a measure of fishing intensity, and compares it to the fishing mortality that produces maximum sustainable yield (FMSY). When F is above FMSY, the stock is in danger of becoming overfished in the future. This is called overfishing. If overfishing is taking place, the report will note any corrective measures being taken.
  3. Are the methods used to catch the tuna also catching significant numbers of non-targeted species?
  4. The report also measures the environmental impact of fishing in terms of “bycatch” rates. Bycatch is any species caught by the boat that is not the kind of fish the skipper is searching for. All fishing methods result in some bycatch of non-target species. The report identifies the relative bycatch rates by fishing gear and reports on mitigation measures adopted by the RFMOs for various species groups.

About the International Seafood Sustainability Foundation
The International Seafood Sustainability Foundation (ISSF) is a global coalition of scientists, the tuna industry and World Wildlife Fund (WWF) — the world’s leading conservation organization — promoting science-based initiatives for the long-term conservation and sustainable use of tuna stocks, reducing bycatch and promoting ecosystem health.

To learn more visit their website at issf-foundation.org.

Orca Killed by Satellite Tag Leads to Criticism of Science Practices

October 7, 2016 — They bounced around the coast in a 22-foot Zodiac, a team of federal scientists with a dart rifle trying to nail the dorsal fin on a killer whale. The seas had been calm when they came across the pod of orcas along the Pacific Ocean near the U.S. border with Canada. But then the winds exploded and the waters turned rough, and the satellite tag and dart they fired missed the mark and smacked the water.

It was February 2016, and the scientists with the National Oceanic and Atmospheric Administration had been trying to attach tiny satellite transmitters to the endangered cetaceans to track where they go in winter, to help see why their populations are so depressed. So the researchers retrieved the dart, reloaded the rifle, and took another shot, this time hitting the animal, a healthy-looking 20-year-old male known as L95.

The darting seemed “routine in all regards,” a report would later state, until the orca wound up dead and that dart became the prime suspect. On Wednesday, an expert panel of scientists agreed that efforts to attach the satellite tag to L95 likely paved the way for a rare fungal infection that killed the endangered mammal, leaving only 82 orcas left in that population.

The accident and findings left whale scientists reeling. NOAA is “deeply dismayed that one of their tags may have had something to do with the death of this whale,” said Richard Merrick, the agency’s chief scientist, himself a former whale researcher.

Read the full story at National Geographic

Fishers balk at proposal to designate Pacific Ocean national monuments

July 8, 2016 — West Coast fishers, including those that supply Los Angeles and Long Beach with local seafood, are incensed at a “secret” proposal from environmentalists asking President Barack Obama to create new national monuments in the Pacific Ocean.

Dozens of California fishing businesses and their representatives signed a letter this week asking Obama to ignore suggestions to block fishing in open-ocean areas rich with sea life by designating them as offshore marine monuments.

Environmental groups made the proposal in a “secret effort” to lobby the president to declare that many Pacific Ocean seamounts, ridges and banks are national landmarks, according to the letter.

The five-page environmental proposal, “The Case for Protecting California’s Seamounts, Ridges and Banks,” argues that these parts of the ocean should be preserved for scientific research. Seamounts and ridges are craggy underwater mountains, and banks are shallow areas near deep ocean drop-offs.

“These special places are home to thousand-year-old corals thriving against all odds in the dark, cold depths,” the proposal states. “And they attract a remarkable variety of migratory predators such as sharks, tuna, billfishes, seabirds, and endangered sea turtles, which congregate to fuel up on the food produced by nutrient-rich upwelling currents.”

Read the full story in the Daily Breeze

ISSF and PNA Establish Framework for Cooperation to Achieve Mutual Sustainability Goals

May 5, 2016 — Washington, D.C. — The International Seafood Sustainability Foundation (ISSF) and the Parties to the Nauru Agreement (PNA) announced today that they have signed a Memorandum of Understanding (MOU) establishing a framework for mutual cooperation. The three-year MOU will establish a mechanism for working more closely together on shared activities to promote the sustainability of tuna fisheries, as well ecologically healthy and productive marine ecosystems, in the Western and Central Pacific Ocean (WCPO).

ISSF and PNA share the view that there is a need to improve the conservation and sustainable use of tuna resources in the WCPO. ISSF and PNA also acknowledge the role that the Western and Central Pacific Fisheries Commission (WCPFC) plays in assessing and managing tuna populations in the WCPO. ISSF further recognizes that PNA members are responsible for implementing the decisions adopted by the PNA Ministers and WCPFC within waters under their national jurisdiction.

“The PNA has been committed to the adoption of harvest control rules in the WCPFC, has achieved the first ever Marine Stewardship Council certification of a purse seine tuna fishery, and has put into place strong monitoring, control and surveillance (MCS) measures like 100% observer coverage, VMS and FAD tracking,” said ISSF President Susan Jackson. “We applaud and support these activities by the PNA, and advocate for similar programs across all tuna RFMOs and tuna fisheries. It is a natural next step that ISSF and PNA, who have worked alongside for some time now, have formalized a cooperative relationship,” Jackson continued.

Read the full press release at the International Seafood Sustainability Foundation

West Coast fisheries are at risk as climate change disturbs the ocean’s chemistry

April 20, 2016 — The West Coast’s abundant fisheries are at risk as the region’s waters become more acidic, a group of scientists warn.

Researchers from the West Coast Ocean Acidification and Hypoxia Science Panel released a report this month that projects dire changes to ocean chemistry and marine life, and recommends ways to avert it, including restoring kelp forests and eelgrass beds and combating marine pollution.

The panel convened in 2013 to study how global carbon emissions are lowering pH and reducing oxygen levels in the ocean off the West Coast.

“Although ocean acidification is a global phenomenon, emerging research indicates that the U.S.-Canadian West Coast will face some of the earliest, most severe changes in ocean carbon chemistry,” the report says.

Because of the way the Pacific Ocean circulates, the West Coast is exposed to more acidic water than other areas of the globe. Oyster production in the Pacific Northwest has already declined, as changes in ocean chemistry tamper with shell formation, and scientists warn that popular game fish and other species are also at risk.

Read the full story from the Los Angeles Times

Pacific salmon may be scarce, pricy in stores this summer

April 18, 2016 — FRESNO, Calif. — Salmon caught off the Pacific Coast may be harder to find in stores this summer and cost more with tight restrictions imposed on fishermen who anticipate pulling fewer of the prized catch into their boats, officials said Friday.

Four years of bruising drought in the West has strained inland rivers where salmon spawn, putting the fish in sharp decline.

Restrictions announced this week leave fisherman nearly half of the opportunity to catch salmon compared to last year, under the recommendations of an industry oversight body.

“If you like the good stuff, it’s going to be harder to find this year,” said Dave Bitts, a Eureka, California, fisherman and adviser to the Pacific Fishery Management Council.

Read the full story from the Associated Press at the New Jersey Herald

Federal regulators: Don’t even think about fishing for these forage species

April 7, 2016 — No one’s fishing in large numbers for lanternfish, bristlemouth, pelagic squid or a handful of other forage-fish species targeted for protection in California by federal regulators this week.

And no one will be fishing for them anytime soon, under the new rule, which has been the subject of debate among fishers and environmentalists for more than five years. It aims to proactively protect the Pacific Ocean ecosystem by banning commercial fishing of round and thread herring, Pacific saury and sand lance, and certain smelts across the West Coast that are preferred meals of predators commonly fished here.

“The fishery management council wasn’t interested in being surprised by a potential new fishery,” said Yvonne deReynier, a NOAA spokeswoman. “Because of this rule, now people can’t just decide they want to go fishing without checking in and getting permission from fishery management. This is a big-picture concern of our council. The council wants to ensure there are going to be enough prey for mid- and higher-level trophic species that feed on these.”

Before the rule was finalized Monday, new forage-fish commercial fisheries could start relatively easily. Now they can’t begin without extensive study, regulation and permission by the Pacific Fishery Management Council to ensure they’re not overfished or otherwise harmed.

Read the full story at The Long Beach Press-Telegram

Pacific Ocean salmon fishing shutdown an option for 2016 season

March 14, 2016 — Recreational and commercial salmon fishing off the coast of Washington could be shut down this summer because of a low number of returning coho salmon. The closure is one of three options being considered by the Pacific Fishery Management Council, which sets fishing seasons in ocean waters 3 to 200 miles off the Pacific coast.

The two other options, released early Monday would permit some salmon fishing this year.

Fishery biologists expect 380,000 Columbia River hatchery coho to return to the Washington coast this year, only about half of last year’s forecast. There were 242,000 coho that returned last year to the Columbia River, where some coho stocks are protected under the federal Endangered Species Act.

Biologists are citing a lack of forage fish and warmer water temperatures in the Pacific Ocean “blob” and from El Nino as key factors in last year’s lower than expected return of coho.

It’s not what we want to see, since all the coastal fishing communities are dependent on tourism and our commercial fishers going out and catching salmon. Butch Smith, owner of CoHo Charters and Motel in Ilwaco

As for chinook, the forecast calls for a robust return of Columbia River fall chinook salmon this year. That includes about 223,000 lower river hatchery fish, which traditionally have been the backbone of the recreational ocean chinook fishery, according to the state Department of Fish and Wildlife.

The last time the ocean salmon fishing season was closed was 1994. In 2008, fishing was severely curtailed.

“It’s not what we want to see, since all the coastal fishing communities are dependent on tourism and our commercial fishers going out and catching salmon. That’s our Microsoft and Boeing out here on the coast,” said Butch Smith, owner of CoHo Charters and Motel in Ilwaco. He also serves on a state advisory panel and was at the meeting in Sacramento where the ocean options were discussed.

Smith and Tony Floor, director of fishing affairs for the Northwest Marine Trade Association, believe there are enough salmon to craft some sort of fishing season for 2016.

Read the full story at The News Tribune

U.S. Closing a Loophole on Products Tied to Slaves

February 15, 2016 — WASHINGTON — President Obama will sign legislation this week that effectively bans American imports of fish caught by forced labor in Southeast Asia, part of a flurry of recent actions by the White House, federal agencies, international trade unions and foreign governments to address lawlessness at sea and to better protect offshore workers and the marine environment.

Last week, the president signed the Port State Measures Agreement, which empowers officials to prohibit foreign vessels suspected of illegal fishing from receiving port services and access. The United States became the 20th country to ratify the pact.

“Step by step, I do really think we’re making progress, and there is a growing awareness of how much we need to get more control over the world’s oceans and the range of crime that happens out there,” Secretary of State John Kerry said in an interview on Monday. He added that he hoped to build on the momentum in the fall during a global meeting, called Our Oceans, that he will host in Washington.

The amendment that the president has said he will sign this week would close a loophole in the Tariff Act of 1930, which bars products made by convict, forced or indentured labor. For 85 years, the law has exempted goods derived from slavery if American domestic production could not meet demand.

In July, The New York Times published an article about forced labor on Thai boats, many of which catch the fish destined for pet food. It chronicled the lives of several dozen indentured Cambodian migrants, most of them boys, working on the ships, all of whom are now free. Among them was a man named Lang Long, who was shackled by the neck during his three years of captivity at sea.

“I think most Americans were horrified to learn that the fish in the pet food they give to their cats and dogs was being caught by children forced to work on ships against their will,” said Senator Sherrod Brown, Democrat of Ohio, who, along with Senator Ron Wyden, Democrat of Oregon, sponsored the amendment, which has long been a goal of human rights advocates. The amendment focused on all types of forced and child labor, not just that used to produce seafood, and was passed by the Senate on Thursday with bipartisan support.

About 90 percent of seafood for human and pet consumption in the United States is imported, and the oceanic administration’s proposed rules are meant to protect threatened fish species and crack down on seafood entering American ports that has been caught illegally or is fraudulently labeled. The new rules would impose chain-of-custody reporting requirements for 13 species of at-risk fish, including cod, snapper, mahi mahi and several types of tuna.

The list includes types of fish that represent about 40 percent of the seafood that enters the United States, when measured by value. A spokesman for the oceanic agency said it hoped to include all imported seafood species, though no timetable has been set.

Read the full story at The New York Times

Feds fight fish fraud with new recordkeeping rules

February 8, 2016 — The National Marine Fisheries Service announced last week that it is implementing a new tracking program for seafood imports to help combat illegal fishing and seafood fraud.

Importers will have to track where fish were caught, the type of gear used and where it was landed.

Director of the Office of International Affairs and Seafood Inspections John Henderschedt said the federal government wants a better record of who is catching seafood and where it’s landed before it shows up in U.S. stores.

“We do not have laws that allow us to gather the data to ensure that we can carefully examine the legality of catch and the chain of custody of that product as it makes its way to the U.S.,” Henderschedt said.

The proposed program applies to about 13 different types of fish, including Pacific cod, red king crab, shrimp, sea cucumber and others. Eventually, Henderschedt said it could be expanded to more species.

Henderschedt said NMFS already has that information for domestic seafood, so fishermen and processors here won’t be asked to do anything differently. For now, consumers won’t have the new information about imported seafood.

Read the full story at Alaska Public Media

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