News tagged with fall chinook salmon
Salmon migration mystery explored on Idaho's Clearwater River
(PhysOrg.com) -- Temperature differences and slow-moving water at the confluence of the Clearwater and Snake rivers in Idaho might delay the migration of threatened juvenile salmon and allow them to grow larger ...
Nov 15, 2009 |
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Search results for fall chinook salmon
Hatchery fish mask the decline of wild salmon populations
Scientists have found that only about ten percent of the fall-run Chinook salmon spawning in California's Mokelumne River are naturally produced wild salmon. A massive influx of hatchery-raised fish that return to spawn in ...
Feb 08, 2012 |
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Warming streams could be the end for salmon
Warming streams could spell the end of spring-run Chinook salmon in California by the end of the century, according to a study by scientists at UC Davis, the Stockholm Environment Institute and the National ...
Sep 01, 2011 |
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Millions needed to return salmon to California river
Reviving chinook salmon on the San Joaquin River will cost more than $20 million - which may sound like a lot of money for 40,000 fish. But this rare project will take years of work, scientists say.
Mar 03, 2011 |
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Wild rainbow trout critical to health of steelhead populations
Genetic research is showing that healthy steelhead runs in Pacific Northwest streams can depend heavily on the productivity of their stay-at-home counterparts, rainbow trout.
Jan 31, 2011 |
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California looks for a way to save the delta, quench residents' thirst
A drilling rig bit into the bed of California's biggest river, hauling up sage-green tubes of clay and sand the consistency of uncooked fudge.
Nov 29, 2010 |
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Scientists worry North Pacific salmon may run out of food
With the number of salmon in the North Pacific having doubled in the past 50 years, scientists are increasingly concerned there may not be enough food to support them, and changing ocean conditions could make it even worse.
Nov 28, 2010 |
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Report: Actions to protect fish in California Bay-Delta 'scientifically justified'
Most of the actions proposed by two federal agencies to reduce water diversions in the California Bay-Delta in order to protect endangered and threatened fish species are "scientifically justified," but the basis for the ...
Mar 19, 2010 |
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Lost water of the Napa Valley vineyards
Getting the most out of every drop of water is a high priority for grape growers in the southern Napa Valley, where summers are hot and dry and vines have to be irrigated to make it through the growing season. But Stanford ...
Space & Earth / Earth Sciences
Dec 16, 2009 |
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California water plan aims to save Puget Sound orcas
A plan to restore salmon runs on California's Sacramento River also could help revive killer whale populations 700 miles to the north in Puget Sound, as federal scientists struggle to protect endangered species in a complex ...
Jul 05, 2009 |
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Feds release Calif. plan to protect chinook salmon
(AP) -- Federal fisheries regulators on Thursday released a court-ordered plan to help struggling chinook salmon that includes opening California dams and restricting pumping, which would reduce the amount of water available ...
Jun 04, 2009 |
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List of search results for fall chinook salmon
