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18. Jul 2019

June 7, 2012
by Guest Post
1 Comment

Too Few Salmon is Far Worse Than Too Many Boats for Killer Whales

Not having enough Chinook salmon to eat stresses out southern resident killer whales in the Pacific Northwest more than having boatloads of whale watchers nearby, according to hormone levels of whales summering in the Salish Sea. In lean times, however, … Continue reading