No apparent shortage of prey for southern resident killer whales in Canadian waters during summer

A popular belief that there are fewer Chinook salmon during the summer in Canadian waters for southern resident killer whales, compared to an abundance of fish for northern resident killer whales, has been debunked by a new study.
https://www.sciencedaily.com/releases/2021/10/211012112222.htm?utm_source=dlvr.it&utm_medium=blogger