Orcas and salmon

But Ms. Morton and researchers like Martin Krkosek of the University of Alberta and John Volpe of the University of Victoria predict that some local salmon runs will disappear unless the farms are altered or removed. And because salmon loom large in the diets of orcas, bears, eagles and other animals, their disappearance would unravel the region’s web of life.

- NY Times (link here)

Interesting article on orcas and salmon.