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.
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.
Ecology
Jan 31, 2011
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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 ...
Ecology
Feb 8, 2012
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Fish permeate the culture of the Pacific Northwest (PNW). In particular, the iconic salmon has been an important part of the region for thousands of years, from ancient Native American trade routes and legends to modern fishing ...
Ecology
Nov 15, 2019
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The aquaculture sector is growing, with fish farming being a key way to ensure Europe gets the quality food it needs without exploiting marine resources further. One key problem the industry faces is how to get the immature ...
Plants & Animals
Aug 15, 2018
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Alterations in the epigenetic programming of hatchery-raised steelhead trout could account for their reduced fertility, abnormal health and lower survival rates compared to wild fish, according to a new Washington State University ...
Ecology
May 18, 2021
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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 ...
Ecology
Jun 10, 2009
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The condition of the water in salmon hatcheries can tell us a great deal about when and why outbreaks of disease occur. Now, SINTEF researchers are about to expose the water's secrets, both to prevent suffering in fish and ...
Ecology
Oct 30, 2017
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About 4,000 endangered Snake River sockeye salmon have been evacuated from a flood-threatened hatchery in southwestern Idaho.
Ecology
Mar 30, 2017
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