By returning to spawn in the Sacramento River at different ages, Chinook salmon lessen the potential impact of a bad year and increase the stability of their population in the face of climate variability, according to a new ...
Plants & Animals
Feb 27, 2023
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17
Not all Chinook salmon are created equal, and this has a major impact on the energetics for southern resident killer whales. A recent study quantified the lipid content in Fraser River Chinook salmon—the southern resident's ...
Plants & Animals
Feb 17, 2023
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118
They've been pushed to the brink of extinction by dams, drought, extreme heat and even the flare of wildfires, but now California's endangered winter-run Chinook salmon appear to be facing an entirely new threat—their own ...
Plants & Animals
Jan 4, 2023
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86
Carrying a pair of 20-foot wooden poles with a net strung between them, Ron Reed shimmied above the Klamath River across wooden boards perched between slippery boulders.
Environment
Nov 7, 2022
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28
Fishing regulators and the seafood industry are grappling with the possibility that some once-profitable species that have declined with climate change might not come back.
Ecology
Oct 27, 2022
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19
As marine species continue to decline worldwide, the southern resident killer whale population—which now stands at 75 individuals—along the west coast of North America, has baffled scientists who are trying to understand ...
Plants & Animals
Sep 21, 2022
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30
In less than 20 years, wild Chinook salmon may disappear. But one group nestled in Central Idaho's rugged wilderness may be the key to the threatened species' recovery throughout the Northwest.
Plants & Animals
Aug 15, 2022
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4
A team of scientists, including one from Oregon State University, concluded in a recent paper that breaching four dams in the Lower Snake River Basin in Washington provides the best and only reasonable opportunity to promote ...
Plants & Animals
Jul 27, 2022
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10
The endangered southern resident killer whale population isn't getting enough to eat, and hasn't been since 2018, a new University of British Columbia (UBC) study has determined.
Plants & Animals
Jun 27, 2022
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1312
Scientists at Pacific Northwest National Laboratory (PNNL) have released a unique data set containing more than 5 million raw data points on the movement, behavior, and location of juvenile Chinook salmon as they traveled ...
Ecology
Mar 7, 2022
0
65
