Female adult sockeye from the Fraser River are dying at significantly higher rates than their male counterparts on the journey back to their spawning grounds, finds new UBC research. For every male salmon that doesn't make ...
Ecology
Mar 24, 2021
0
14
Biologists study the social behavior of fish through their communication, which includes grunts, clicks and coordinated flatulence. Cleaner fish feed on the parasites that live on the skin of many different species of fish, ...
Plants & Animals
Mar 24, 2021
0
4
Endangered Southern Resident killer whales prey on a diversity of Chinook and other salmon. The stocks come from an enormous geographic range as far north as Alaska and as far south as California's Central Valley, a new analysis ...
Ecology
Mar 3, 2021
0
375
The diversity and numbers of wild salmon in Northern B.C. have declined approximately 70 percent over the past century, according to a new Simon Fraser University study.
Ecology
Feb 22, 2021
0
68
Snake River spring-summer chinook could be nearly extinct by 2060 and interventions are "desperately needed" to boost survival in every stage of their lives, scientists warn.
Plants & Animals
Feb 19, 2021
1
7
In the Pacific Northwest, several species of salmon are in danger of extinction. The Washington State Recreation and Conservation Office has released a report on the state of salmon populations in the state's watersheds—and ...
Ecology
Feb 11, 2021
0
34
Salmon from upstream reaches of the two northernmost Baltic rivers are different from downstream salmon. A recent study found that upstream salmon from the large Tornio and Kalix Rivers in Finland and Sweden are genetically ...
Plants & Animals
Dec 21, 2020
0
4
Researchers of Ehime University and the University of Helsinki measured hepatic organohalogen (OHC) concentrations and gene expression profiles in Atlantic salmon collected from three areas in the Baltic Sea. The results ...
Plants & Animals
Dec 16, 2020
0
4
Across the North Pacific, salmon fisheries are struggling with climate variability, declining fish populations, and a lack of sustainable fishing opportunities. According to a study published today in BioScience from a team ...
Plants & Animals
Dec 9, 2020
0
20
Every fall more than half of the coho salmon that return to Puget Sound's urban streams die before they can spawn. In some streams, all of them die. But scientists didn't know why.
Plants & Animals
Dec 3, 2020
0
894
