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Home»Posts tagged with»west coast

Resident Orcas’ Appetite Likely Reason for Decline of Big Chinook Salmon

By Michelle Ma | University of Washington on Dec 17, 2019   Featured, Science/Education  

Resident Orcas’ Appetite Likely Reason for Decline of Big Chinook Salmon

Written by: Michelle Ma | University of Washington   Killer whales prefer to eat only the biggest, juiciest Chinook salmon they can find. The larger the fish, the more energy a whale can get for its meal. Each year these top ocean predators consume more than 2.5 million adult Chinook salmon along the West Coast. […]

West Coast Waters Grow More Productive with Shift Toward Cooler Conditions

By Northwest Fisheries Science Center/NOAA on Mar 19, 2019   At Sea, Featured, Science/Education  

West Coast Waters Grow More Productive with Shift Toward Cooler Conditions

The ocean off the West Coast is shifting from several years of unusually warm conditions, toward a cooler and more productive regime that may boost salmon returns and populations of other ocean predators, according to a new NOAA Fisheries report.   The ocean off the West Coast is shifting from several years of unusually warm […]

Largest Chinook Salmon Disappearing from West Coast

By Michelle Ma | University of Washington on Feb 27, 2018   At Sea, Featured  

Largest Chinook Salmon Disappearing from West Coast

The largest and oldest Chinook salmon — fish also known as “kings” and prized for their exceptional size — have mostly disappeared along the West Coast. That’s the main finding of a new University of Washington-led study published Feb. 27 in the journal Fish and Fisheries. The researchers analyzed nearly 40 years of data from hatchery and […]

What Causes Algal Blooms to Become Toxic?

By Tim Stevens | UCSC on Aug 24, 2017   Featured, Science/Education  

What Causes Algal Blooms to Become Toxic?

The disastrous 2015-16 Dungeness crab season, delayed and shortened by an unprecedented bloom of toxic algae, is a bitter memory for the West Coast fishing industry. The culprit was domoic acid, a potent neurotoxin produced by marine algae and discovered in 1987 as the cause of amnesic shellfish poisoning. Scientists at UC Santa Cruz have […]

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