Tag: "chinook" at biology news
Hatchery salmon may endanger wild cousins
...hat hatchery-reared steelhead are a threat to wild chinook
in the Snake River. "Our work suggests that steelh...ing more than 70% of both steelhead and spring-run chinook
adults. Despite these enormous hatchery releases, wild steelhead have dropped 75% in the last 30 ye...
Something's fishy with Columbia chinook: females carry male's genetic signature
MOSCOW--Samples in 1999 from fall chinook
salmon in the Columbia River's Hanford Reach show ...west salmon runs, although the Hanford's wild fall chinook
run is among the healthiest. The researchers ruled out radiation as a possible cause of the apparent...
Counting salmon essential measure of recovery efforts
...monitoring in the perspective of the life cycle of chinook
salmon, a fish that spends up to eight years at sea. Even if really high-quality habitat has been created, it will take several generations to know if it is really helping. Society can't wait that long without taking action, therefore, the report su...
New Cosumnes River research partnership announced
... of kinds of native fish, including the endangered chinook
salmon and the Sacramento splittail, which is a candidate for the federal endangered species list. One of the most interesting experiments already under way in the watershed was begun in 1995, when Nature Conservancy scientists began breaching river...
Researchers Analyze Role Of Shear In Turbine Passage
...ng the impact of shear force onAmerican shad, fall chinook
salmon smolts, rainbow trout, steelhead and springchinook salmon. Results could help engineers tailor turbine design based on thetype of fish that would migrate through a specific waterway. The AHTS program began in 1993. Two contracts were...