Fact Sheet
Orca

Threats to Orcas

Recent studies have found that orcas are amongst the most contaminated marine mammals in the world. Pollution and chemical contamination make orcas more susceptible to disease and likely cause reproductive difficulties.

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Orca, © Dave Ellifrit/Center for Whale Research/NMFS Permit 15569/DFO SARA 272
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Compromised by pollution, with their fate tied to a fish, the orcas of Puget Sound struggle to hang on
Fact Sheet
Adult beluga whales are easily distinguished by their pure white skin, their small size and their lack of dorsal fin. The beluga has a broad and rounded head and a large forehead.