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 ...

“We have found that a majority of the female Chinook salmon sampled carry a genetic marker that is found only in male salmon. The best explanation for these results is that these females have ...

He says the discovery of sex-reversed male chinook ... an analysis of adult salmon gonads performed last year, Nagler identified 50 males and 50 fish that appeared to be female at each of three ...

10 of 29 male salmon who received the injections produced trout sperm, called milt. Here’s the bigger surprise: Injecting the male cells into female salmon sometimes worked, too, prompting five ...

A study released by the University of Idaho and Washington State University reported that of the female salmon sampled, 84 percent tested positive for a male genetic marker, suggesting that these ...

Biologists have implanted male-reproductive tissue from rainbow trout into male and female salmon, which then bred a new generation of baby trout. In male-salmon recipients, the trout tissue ...

But as those waters warm and other pressures close in, the journey’s toll is hitting female salmon harder, according to a new study from the University of British Columbia, which looked at 30 ...

Japanese scientists wound up with male salmon that ejected trout milt (semen) and female salmon bearing trout eggs. Further, trout offspring of these altered salmon were totally normal and able to ...

For every male salmon that doesn't make it to their natal stream, at least two, sometimes three female salmon die. "This is causing skewed sex ratios in their spawning grounds, something that has ...