Conservation of genetic structure in lake salmonids affected by hydropower regulation, release of fish and hybrids
The negative effects of releasing fish and the possible fragmentation of natural fish stocks in connection with hydropower regulations may be fewer than at first feared.
Judge won't guard fish farm from Grand Coulee flow
(AP) -- A federal judge on Friday refused to order a cut in flows from the Grand Coulee Dam that threaten millions of fish raised in pens downstream in the Columbia River.
Ark. fish deaths still a mystery after tests
(AP) -- The mystery of what killed tens of thousands of fish that washed up along the Arkansas River late last year can't be solved, state wildlife officials announced Wednesday, but they do have a theory about what caused ...
Wild salmon decline was not caused by sea lice from farm salmon: study
A new UC Davis study contradicts earlier reports that salmon farms were responsible for the 2002 population crash of wild pink salmon in the Broughton Archipelago of western Canada.
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.
Averting the perfect storm for wild salmon
We hear so much about missing wild salmon and recently a record run. But Simon Fraser University scientists say a population explosion of hatchery and wild salmon in the North Pacific Ocean is leading hatchery fish to beat ...
A new chemical method for distinguishing between farmed and wild salmon
Wild salmon and farmed salmon can now be distinguished from each other by a technique that examines the chemistry of their scales.
Hatchery fish may hurt efforts to sustain wild salmon runs
Steelhead trout that are originally bred in hatcheries are so genetically impaired that, even if they survive and reproduce in the wild, their offspring will also be significantly less successful at reproducing, according ...