Human activities, shipping, fishing, polluting, links to orca deaths | Vancouver Sun

VICTORIA — A long-running study of more than 50 dead killer whales in the Pacific Ocean concludes human activity poses deadly threats to the orcas.Killer-whale deaths from Alaska to B.C., south to California and west to Hawaii linked to human activity were found in every age class from calves to adults, said the study published Wednesday in the open access journal Plus One.

Source: Human activities, shipping, fishing, polluting, links to orca deaths | Vancouver Sun

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