Chemical signatures imprinted on tiny stones that form inside the ears of fish show that two of Alaska's most productive salmon populations, and the fisheries they support, depend on the entire watershed.
Ecology
May 23, 2019
0
128
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
0
9
Hundreds of harbor seals live in Iliamna Lake, the largest body of freshwater in Alaska and one of the most productive systems for sockeye salmon in the Bristol Bay region.
Plants & Animals
May 1, 2019
0
235
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
0
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
0
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
0
37
The respiratory systems of Atlantic salmon function normally even when carrying large loads of piscine orthoreovirus (PRV), new UBC research has found.
Ecology
Mar 13, 2019
0
7
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
0
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
0
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
0
4
