Whales, Dolphins and Porpoises of the Eastern North Pacific and Adjacent Artic Waters

Profusely illustrated guide for the layman covers physical description, common and scientific names, coloration, distinguishing features, distribution, much more. Over 560 photographs of blue whales, humpbacks, killer whales, bottlenose dolphins, Dall's porpoise, dozens of other species, make it easy to identify ocean-going mammals. 563 black-and-white photographs. 17 drawings. Bibliography. Appendixes.