Norway salmon farms ravaged by algae bloom: authority
Millions of farmed salmon have died in northern Norway due to an algae bloom that the authorities are struggling to bring under control, the Norwegian Fisheries Directorate has said.
Millions of farmed salmon have died in northern Norway due to an algae bloom that the authorities are struggling to bring under control, the Norwegian Fisheries Directorate has said.
Ecology
May 22, 2019
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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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4
Canada's first commercial farm for genetically-modified salmon received environmental approval on Tuesday—the final hurdle in a decades-long push to bring the fast-growing fish to market, amid strong opposition.
Ecology
Apr 3, 2019
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22
The crew of the Bell M. Shimada hauled in the net, long as a football field and teeming with life. Scientists, off the coast of Washington for a week on this June research trip, crowded in for a look.
Ecology
Apr 2, 2019
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37
U.S. regulators on Friday gave the green light to salmon genetically modified to grow about twice as fast as normal, but the company behind it may face legal challenges before the fish can be sold domestically.
Biotechnology
Mar 9, 2019
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21
SEATTLE—The National Oceanic and Atmospheric Administration (NOAA) is taking a fresh look at whether new fishing restrictions are needed to help prevent the extinction of endangered southern resident killer whales that ...
Plants & Animals
Mar 8, 2019
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10
Salmon spawning in their home rivers have the edge in mating over those born in other streams. This was the discovery of a new study examining the sex lives of Atlantic salmon in northern Finland. The results show that the ...
Plants & Animals
Feb 27, 2019
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4
The experimental extreme draining of a reservoir in Oregon to aid downstream migration of juvenile chinook salmon is showing benefits but also a mix of unintended consequences, including changing the aquatic food web and ...
Ecology
Feb 7, 2019
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4
A plan to test the use of a new technology to help endangered salmon in a Maine river that is critical to their existence has been abandoned, at least for now.
Ecology
Jan 31, 2019
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3
Authorities in the western US state of Oregon have euthanized four sea lions in the last month as part of a program to protect salmon runs and steelhead trout that are at risk of going extinct.
Ecology
Jan 12, 2019
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19