A team of researchers from Sweden, the U.K and the U.S., has found that release of hatchery-reared smolts in Sweden has led to a reduction in diversity in Baltic salmon. In their paper published in Proceedings of the Royal ...
A growing demand for cleaner fish in salmon farms raises concerns about overfishing and human-mediated geneflow to wild populations. A recent study reveals that up to 20 percent of the local populations of corkwing wrasse ...
Plants & Animals
Apr 20, 2021
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10
Humans cannot live on protein alone—even for the ancient indigenous people of the Pacific Northwest whose diet was once thought to be almost all salmon.
Archaeology
Apr 12, 2021
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138
Female adult sockeye from the Fraser River are dying at significantly higher rates than their male counterparts on the journey back to their spawning grounds, finds new UBC research. For every male salmon that doesn't make ...
Ecology
Mar 24, 2021
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14
Biologists study the social behavior of fish through their communication, which includes grunts, clicks and coordinated flatulence. Cleaner fish feed on the parasites that live on the skin of many different species of fish, ...
Plants & Animals
Mar 24, 2021
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4
Endangered Southern Resident killer whales prey on a diversity of Chinook and other salmon. The stocks come from an enormous geographic range as far north as Alaska and as far south as California's Central Valley, a new analysis ...
Ecology
Mar 3, 2021
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375
The diversity and numbers of wild salmon in Northern B.C. have declined approximately 70 percent over the past century, according to a new Simon Fraser University study.
Ecology
Feb 22, 2021
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68
Snake River spring-summer chinook could be nearly extinct by 2060 and interventions are "desperately needed" to boost survival in every stage of their lives, scientists warn.
Plants & Animals
Feb 19, 2021
1
7
In the Pacific Northwest, several species of salmon are in danger of extinction. The Washington State Recreation and Conservation Office has released a report on the state of salmon populations in the state's watersheds—and ...
Ecology
Feb 11, 2021
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34
Salmon from upstream reaches of the two northernmost Baltic rivers are different from downstream salmon. A recent study found that upstream salmon from the large Tornio and Kalix Rivers in Finland and Sweden are genetically ...
Plants & Animals
Dec 21, 2020
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4
