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Boston Harbor and Massachusetts Bay
MWRA Environmental Quality Department

Massachusetts Bay: Marine Mammals

whale, seals

Several species of endangered or threatened whale and turtle visit Massachusetts and Cape Cod bays, including right, humpback, finback, sei, and, rarely, blue whales. Also seen are the protected, but not endangered, minke whale, harbor porpoise, gray seal, harbor seal, and several species of dolphin.

WHALES SIGHTED IN MASSACHUSETTS AND CAPE COD BAYS, 1998-2014

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