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Dall's Porpoise (Phocoenoides dalli)
A beautiful black and white Dall's Porpoise rides the bow wave. Farallon Islands, San Francisco. Photograph by Gina Sanfilippo. Some rights reserved. (view image details) 
Dall's Porpoises alongside boat, California. Photograph by Peter Jackson. Some rights reserved. (view image details) 
Dall's Porpoise getting ready to break the surface. California. Photograph by Peter Jackson. Some rights reserved. (view image details)
DALL'S PORPOISE FACTS
DescriptionDall's Porpoise is a stocky compact porpoise with small head. It is black with bright white sides and underside. The tail and the dorsal fin is usually tipped withy whitish gray. There are two color types - the main difference is extent of white markings: one type has the white extending to the flippers, the other has white stopping well behind the flippers. They usually swim in small groups of 10 to 20 animals. Size Length: 1.8m - 2.2m. Weight 130kg - 220kg Environment They are seen in open ocean and close to shore. The prefer deep water and when they approach the coast they usually follow deep channels. Food squid, octopus, fish, crustaceans. Breeding A single calf is born after a gestation period of about 11 months. At birth the calf is 0.85m - 1.0m long. The calf is weaned after about 2 years. Thy live to about 16 - 17 years. Range Dall's Porpoise inhabit the North Pacific Ocean. They prefer colder water, but in winter are also found in the warmer waters of Baja California on the east to southern Japan on the west. Conservation Status LR|cd Classification
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