Is it time the critical habitat of endangered killer whales be expanded to include their prey base – Chinook rivers?

Is it time the critical habitat of endangered killer whales be expanded to include their prey base – Chinook rivers?

Southern Resident killer whales have a special relationship with Chinook salmon; it’s their favourite food, and Chinook abundance is correlated with their health and survival. Chinook salmon can comprise between 50% and almost 100% of a Southern Resident’s diet, depending on the season. The evolution of Resident killer whales to develop such a focussed dependency on Chinook salmon (locally called…

Source

https://www.raincoast.org/2023/08/critical-habitat-killer-whales-prey-base-chinook-rivers/

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