A spawning redband trout from the Upper Klamath Basin. (Photo by Jonny Armstrong, courtesy of Oregon State University) Some already threatened cold-water fish species in the Northwest will not only ...
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Thousands of river species at risk as dams block critical migration routes, study finds
Dams are severely disrupting life cycles of aquatic species that migrate between rivers and oceans, according to a major global review of scientific research. The review, published in Biological ...
May 29—On World Fish Migration Day Saturday, in the underwater viewing room at Manchester's Amoskeag Fishways, curious minds age 4 and older were transfixed by a riverside show. Merrimack River ...
Some already threatened cold-water fish species in the Northwest will not only face shrinking habitat from climate change but will face growing pressure from invasive fish species fleeing their own ...
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