Predation by Caspian terns on young steelhead means fewer return as adults
Caspian terns feeding on young fish have a significant impact on runs of steelhead in the Columbia River, research by Oregon State University suggests.
Caspian terns feeding on young fish have a significant impact on runs of steelhead in the Columbia River, research by Oregon State University suggests.
Ecology
Jul 14, 2020
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3
Massive freshwater river flows stemming from glacier-fed flooding at the end of the last ice age surged across eastern Washington to the Columbia River and out to the North Pacific Ocean, where they triggered climate changes ...
Earth Sciences
Feb 26, 2020
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217
The Energy Department's most environmentally important and technically ambitious project to clean up Cold War nuclear weapons waste has stalled, putting at jeopardy an already long-delayed effort to protect the Columbia River ...
Environment
Jun 4, 2019
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39
A plan to kill California sea lions to save an endangered run of fish on a river that cuts through Portland, Oregon, appears to be working just months after wildlife officials began euthanizing the giant marine mammals, Oregon ...
Ecology
Apr 4, 2019
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3
The crew of the Bell M. Shimada hauled in the net, long as a football field and teeming with life. Scientists, off the coast of Washington for a week on this June research trip, crowded in for a look.
Ecology
Apr 2, 2019
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37
Canadian homeowners do not have the information they need to know if they should buy flood insurance leaving them exposed to significant financial risk.
Environment
Feb 28, 2019
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5
A portion of the vast Washington state site where the U.S. government created much of the plutonium for the nation's nuclear arsenal will be scrubbed free of radiation and other pollution under a final plan reached by the ...
Energy & Green Tech
Jul 31, 2018
1
27
The 700-pound sea lion blinked in the sun, sniffed the sea air and then lazily shifted to the edge of the truck bed and plopped onto the beach below.
Ecology
Mar 22, 2018
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14
What does a river researcher look like? The question may conjure images of people leaning over the sides of boats to gather water samples or standing in swirling currents with large nets to catch debris, chest-high waders ...
Environment
Dec 13, 2017
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19
Fisheries managers have been predicting a slightly below-average run of spring Chinook salmon on the Columbia River this year but a newly published suggests that it may be worse.
Ecology
Mar 15, 2017
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11