Tag Archives: relatively fewer females

Female Sockeye salmon are dying at higher rates than males

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, “This is causing skewed sex ratios in their spawning grounds, something that has been observed in recent years,” says lead researcher Dr. Scott Hinch, a professor in the faculty of forestry and head of the Pacific Salmon Ecology and Conservation Laboratory at UBC. “The implications on the health of Fraser River stocks are concerning, particularly as Pacific salmon populations in British Columbia have been declining over the past several decades.” >click to read< 15:48