Record Numbers of 'Exotic' Orcas Visit Pacific Northwest

November 28, 2014 3:07 PM

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Record numbers of "exotic" orcas have mysteriously been frequenting waters in the Pacific Northwest, typically unchartered territory, and researchers are trying to figure out why.

Transient killer whales are comprised of two populations - an estimated 304 individuals inhabiting the inner coast and another 217 on the outer coast, according to The Vancouver Sun. The outer-coastal cousins, or "exotic" orcas, commonly swim off the edge of California and as far north as Alaska.

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