Half of Columbia River sockeye salmon dying due to hot water
More than a quarter million sockeye salmon returning from the ocean to spawn are either dead or dying in the Columbia River and its tributaries due to warming water temperatures.
More than a quarter million sockeye salmon returning from the ocean to spawn are either dead or dying in the Columbia River and its tributaries due to warming water temperatures.
Ecology
Jul 27, 2015
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Drought and record hot weather are producing lethal conditions for salmon and trout in rivers across the West.
Ecology
Jul 9, 2015
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A massive federal habitat restoration effort in the Columbia River Basin has spent more than $700 million on breaching levies, restoring tidal channels, reconnecting floodplains and other actions meant to boost salmon and ...
Ecology
Jun 21, 2015
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Federal authorities have released their final recovery plan for a fish species that teetered on the brink of extinction in the early 1990s in one of the Pacific Northwest's major rivers.
Ecology
Jun 8, 2015
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Salmon carry a strontium chemical signature in their "ear bones" that lets scientists identify specific streams where the fish hatched and lived before they were caught at sea. The new tool may help pinpoint critical habitats ...
Ecology
May 15, 2015
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Recently published research indicates that juvenile Fraser River sockeye salmon that are highly infected with sea lice are 20 per cent less successful at consuming food than their lightly infected counterparts. Sean Godwin, ...
Ecology
May 1, 2015
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Not all species may suffer from climate change. A new analysis shows that Dolly Varden, a species of char common in southeast Alaska, adjust their migrations so they can keep feasting on a key food source - salmon eggs - ...
Ecology
Dec 19, 2014
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Sockeye salmon that sprint to spawning grounds through fast-moving waters may be at risk, suggests new research by University of British Columbia scientists.
Ecology
Aug 20, 2014
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Today, U.S. Secretary of Commerce Penny Pritzker determined a commercial fishery failure for the Fraser River sockeye salmon fishery in Washington State. The fishery resource disaster was caused by the low return of sockeye ...
Ecology
Jan 29, 2014
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Imagine having a daylong Thanksgiving feast every day for a month, then, only pauper's rations the rest of the year.
Ecology
Mar 20, 2013
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