Porpoise

PORPOISE, a toothed WHALE belonging to the family Phocoenidae, is the smallest cetacean in Canadian waters, growing to only about 2 m in length. Porpoises are less gregarious than DOLPHINS and usually travel in groups of 5 or fewer. They use echolocation to manoeuvre underwater and to find their food, mainly fish. Two species are present along the BC coast. Dall's porpoise (Phocoenoides dalli), the more common species, is black and white in colour and is sometimes confused with a small KILLER...

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