Entries by CBB

Science Review Of 50-Year-Old Lower Snake Compensation Program (Hatcheries) Shows Missed Return Goals For Spring/Summer Chinook

The number of spring/summer Chinook salmon adult returns produced by the eleven Lower Snake River Compensation Plan hatchery programs has declined by 75 percent since the program’s first years and, overall, has not produced the nearly 59,000 returning Chinook adults that is the program’s goal, according to a recent review by an independent panel of scientists.

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Inslee Signs Legislation Creating 1000-Yard Mandatory Vessel Buffer Around Endangered Orcas, Effective Jan. 2025

Washington Gov. Jay Inslee has signed new legislation to create a mandatory 1,000-yard vessel buffer around Southern Resident killer whales to protect the endangered population from vessel noise and disturbance. The expanded buffer requirement goes into effect January 2025.

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First-Ever A.I. Algorithm Correctly Estimates Coastal Fish Stocks; Could Save Millions, Bridge Global Data, Sustainability Divide

For the first time, a newly published artificial intelligence (AI) algorithm is allowing researchers to quickly and accurately estimate coastal fish stocks without ever entering the water. This breakthrough could save millions of dollars in annual research and monitoring costs while bringing data access to least-developed countries about the sustainability of their fish stocks.

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Researchers Urge Intertwining Indigenous Rights, Endangered Species Laws To Move Beyond Simply Avoiding Risk Of Extinction

Increasing caribou populations in northeastern British Columbia demonstrate that partnerships between Indigenous and colonial governments can reverse prolonged declines, yet the emphasis must now be placed on establishing culturally significant restoration objectives, assert a collective of scholars and community members in a recent publication featured in Science this week.

Basin Water Supply Forecasts Rising, 93 Percent Of Normal At Dalles Dam; Low Canada Snowpack Impacting Flows

Water supply prospects in the Columbia/Snake river basin for summer are improving, although not consistently so throughout the basin. While supplies forecasted in May from the Snake River are generally above normal, the upper Columbia River in Canada is providing less water than normal.

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Federal Judge’s Rejection Of NOAA BiOp May Shut Down SE Alaska Commercial Troll Fishery For Chinook Salmon; Alaska Seeks Stay, Appeal

A federal court this week rejected a NOAA Fisheries’ biological opinion allowing the Southeast Alaska commercial troll fishery to harvest Chinook salmon, effectively shutting down that summer and winter fishery. The ruling will be challenged by the State of Alaska, including a request for a stay so the fishery can go ahead this summer.

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Oregon Legislation Offers More Flexibility In Managing Non-Native Game Fish -Bass, Walleye- That Gobble Up Native Salmon, Steelhead Smolts

A legislative bill sitting on Oregon Gov. Tina Kotek’s desk waiting for signature would give Oregon more flexibility in managing predatory non-native game fish species –such as bass and walleye — that consume salmon and steelhead smolts in the Columbia River basin.

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Yakama Nation Announces Intent To Sue Feds Over Lack Of Cleanup Action At Bradford Island (Bonneville Dam) Superfund Site

Last year, the U.S. Environmental Protection Agency announced that Bradford Island and surrounding waters of the Columbia River were officially added to the nation’s Superfund List. Bradford Island is part of the Bonneville Dam complex operated by the U.S. Army Corps of Engineers. This week the Yakima Nation announced an intent to sue over lack of cleanup action.

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In Draft EIS Out For Comment, FERC Staff Recommend Licensing Pumped Storage Project Near John Day Dam

In a draft environmental impact statement, Federal Energy Regulatory Commission staff has recommended issuing a license for the proposed closed-loop pumped storage project near the Columbia River’s John Day Dam. The staff alternative does note the project would damage Tribal cultural resources.

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Sea Lions Chasing Good Smelt Run Flood Columbia River In High Numbers; Staying For Spring Chinook Feasting

About 200 sea lions were counted last week in the Columbia River between the I-205 Bridge and Bonneville Dam, a 36-mile stretch of river, spurring states and tribes to begin trapping and euthanizing the pinnipeds at Bonneville Dam.

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Columbia River Basin Upriver Summer Steelhead Return Forecasted To Be Far Below Past Years; Angling Restrictions, Closures Likely

The number of upriver summer steelhead forecasted to return to the Columbia River basin has been declining, year after year. This year’s return of the fish is anticipated to be the lowest count of both hatchery and wild steelhead since the construction of Bonneville Dam — at only 42 percent of the 10-year average.

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WA Legislature Oks Transportation Bill That Includes Millions For Analyzing Lower Snake River Dam Breaching Impacts On Transport, Energy, Irrigation

The Washington State Legislature this week approved a $14 billion 2023-25 transportation budget that includes $8 million for studying what would be necessary to maintain energy, transportation and irrigation services now provided by the four Lower Snake dams should they be breached to recover Snake River basin salmon and steelhead.

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New Mapping Research Reveals Hotspots For 41 Infectious Agents In Wild Pacific Salmon Along British Columbia Coast

A new study assesses the marine distribution of dozens of infectious agents in wild Pacific salmon in the marine environment. The novel study reveals where salmon populations have experienced infection “hotspots,” some featuring potentially detrimental pathogens.

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Enough Coho Returning To Elwha River For Tribe To Hold Ceremonial Subsistence Fishery; Dams Removed 9 Years Ago

The Lower Elwha Klallam Tribe, Olympic National Park, and the Washington Department of Fish and Wildlife announced that the Tribal Ceremonial and Subsistence fishery for coho salmon on the Elwha River will be open for a limited time during fall 2023. Additionally, the Tribe, ONP, and WDFW agreed to extend the closure of other recreational and commercial fisheries in the Elwha River for another year.

Mimicking Natural Spring Runoff: Researchers Tagging Juvenile Sacramento River Salmon To Measure Survival Benefits Of ‘Pulse Flows’

Researchers from NOAA Fisheries and University of California Santa Cruz are tagging several groups of juvenile salmon in the Sacramento River system to help measure the benefits from the river’s first “pulse flow.” A pulse flow is a rapid increase and decrease in dam released water designed to resemble natural spring runoff.

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