The most treacherous journey of any salmon's life is from its natal river to the ocean when it is still a juvenile, usually when they are only a few months old. For endangered salmon, this early journey is a matter of life ...
Ecology
Dec 5, 2017
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Large, physically strong Masu salmon disperse farther when infected with parasites, potentially escaping from further infections at the contaminated site but ironically resulting in the greater expansion of the parasite, ...
Ecology
Nov 22, 2017
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It's no secret that human activities affect fish, particularly those that must migrate to reproduce. Years of building dams and polluting rivers in some regions have left fish such as salmon struggling to return to their ...
Ecology
Nov 17, 2017
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A relatively new $13.5 million hatchery intended to save Snake River sockeye salmon from extinction is instead killing thousands of fish before they ever get to the ocean, and fisheries biologists in Idaho think they know ...
Ecology
Nov 17, 2017
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"We could produce five times as much fish by 2050": in a posh hotel in the Norwegian town of Trondheim, a fishing industry representative winds up his presentation on Norway's sky-high fish farming goals.
Ecology
Nov 1, 2017
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Wild salmon, historically, are born in rivers, swim to sea to live out their adulthoods, and find their way back to their freshwater spawning grounds to reproduce before dying.
Ecology
Sep 22, 2017
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New research indicates that fish may adapt their behaviour to defend against parasite infection. The findings are published in the Journal of Zoology.
Ecology
Sep 20, 2017
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Salmon have a lousy problem, and the race to solve it is spanning the globe.
Ecology
Sep 18, 2017
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A marine net pen holding 305,000 farmed Atlantic salmon collapsed recently, releasing thousands of fish into Puget Sound and renewing concerns that a new proposed salmon farm could harm wild salmon stock and cause other environmental ...
Ecology
Aug 24, 2017
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Salmon are leaping in their millions from Chilean fish farms to US, Japanese and European dining tables—but surging demand and environmental concerns have Chile wriggling on the hook.
Ecology
Jul 7, 2017
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