California's Chinook salmon haven't been able to reach the McCloud River since 1942, when the construction of Shasta Dam blocked the fish from swimming upstream and sealed off their spawning areas in the cold mountain waters ...
Plants & Animals
Jul 18, 2022
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46
Salmon lice are one of the biggest challenges for the Norwegian aquaculture industry today and pose a threat to wild salmon. The authorities have therefore introduced several measures to reduce the lice levels in production ...
Ecology
Jul 14, 2022
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25
As climate change continues to worsen, heatwaves like one that killed hundreds of people as it rolled across the Pacific Northwest last summer have become more common and more extreme. These heatwaves can lead to mass die-offs ...
Plants & Animals
Jul 8, 2022
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32
As we know, our genes can greatly affect our health. We can inherit genetic disorders and defects as well as positive traits from our parents. But our genes are not the only players contributing to our health.
Plants & Animals
Jun 23, 2022
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14
Researchers at the University of Jyväskylä, Finland, have found that the larvae of freshwater pearl mussel survive best in the original salmon fish population of their home river. Their study was published in Freshwater ...
Plants & Animals
Jun 21, 2022
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19
Research led by the University of Southampton has revealed that an abrupt change in climate conditions in the North Atlantic around 800 years ago played a role in a decline in Atlantic salmon populations returning to rivers. ...
Plants & Animals
Jun 8, 2022
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39
The Environmental Protection Agency on Wednesday proposed protections for some Bristol Bay drainages, a move that—if finalized—would effectively block attempts to develop an open pit mine to extract gold, copper, silver ...
Environment
May 26, 2022
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10
In a stopgap measure to help struggling spring- and winter-run Chinook salmon spawn in the face of rising water temperatures and lower water levels due to climate change, state and federal wildlife officials in Northern California ...
Ecology
May 20, 2022
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7
Many wild salmon populations in British Columbia (B.C.) have experienced substantial declines over the last three decades. New UBC research published in FACETS helps chart a course towards better protection of wild salmon.
Plants & Animals
May 19, 2022
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6
Wild Pacific salmon catches are one sixth what they were 50–70 years ago, Indigenous elders report.
Ecology
May 13, 2022
0
14
