New research reveals that farmed salmon have smaller 'jaw hooks' or 'kype'- a secondary sexual trait, likened to the antlers of a stag, making them less attractive to females than their wild salmon cousins.
Evolution
May 1, 2019
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Each year wild salmon return to the streams in which they were born to spawn and die. Salmon fishery managers must ensure that adequate numbers of fish return each year to spawn and produce offspring for future harvest. ...
Plants & Animals
Jan 21, 2019
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Once spring-run chinook salmon disappear, they are not likely to re-emerge, indicates genetic analysis of the revered wild fish in a study led by the University of California, Davis. Prompt conservation action could preserve ...
Ecology
Dec 4, 2018
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An audit of British Columbia fish-processing plants sparked by gory video of a pipe spewing bloody water into the Salish Sea has found that more than 70 percent of plants audited are out of compliance with environmental regulations, ...
Environment
Jul 9, 2018
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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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Most people think of salmon jumping upriver to spawn when they consider wild fish in the American Northwest. But another, lesser-known species—the Pacific Lamprey—is also culturally and historically important to the region. ...
Ecology
May 29, 2017
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In 2010, researchers found a new fish virus that was named piscine reovirus (PRV).
Ecology
Sep 26, 2016
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High ocean temperatures and poor timing of parasite management likely led to an epidemic of sea lice in 2015 throughout salmon farms in British Columbia's Queen Charlotte Strait, a University of Toronto-led study has found.
Ecology
Jul 20, 2016
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New research published today in the journal Scientific Reports has revealed for the first time that half of the world's farmed fish have hearing loss due to a deformity of the earbone.
Ecology
Apr 28, 2016
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