Chum salmon, a migratory species widely consumed ... Pacific Ocean triggered by global warming, a study found. The fish, which are born in Japan, migrate through the Sea of Okhotsk, the Bering ...

They pass from krill to fish, and eventually to marine mammals ... from the Gulf of Alaska and Bristol Bay: ・42 cans of chum salmon (Oncorhynchus keta) ・22 cans of coho salmon (Oncorhynchus ...