Bering Sea heat wave cited as trigger for nosedive in Yukon River Chinook salmon

By: Yereth Rosen

Outlets: Alaska Beacon

Published: July 10, 2026

Words: 653

Last Updated: 1 week, 5 days ago

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The intense marine heat wave conditions that began roiling the Bering Sea in about 2016 resulted in the lowest winter sea ice extent measured in 150 years, widespread bird and marine mammal die-offs, a drastic shift in fish populations and a crash of snow crab stocks.

Now new research is tying the marine heat wave to the recent collapse of Yukon River Chinook salmon.

A study published in April, written by …

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