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Reducing Vessel Impacts on Killer Whales

November 13, 2019

Vessel impacts on Southern Resident killer whales are well-studied. Killer whales use echolocation to find food, communicate, and navigate, and vessel noise can mask echolocation calls. Killer whales amplify their calls in the presence of vessels. There is an increase in surface active behaviors and vessel strikes are a risk.

Last updated by West Coast Regional Office on 03/18/2021