Individual recognition of cetaceans

Individual recognition of cetaceans

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Prior to 1980, we used small inflatable boats, ranging from 2.7m to 3.2m in length , as a platform from which to observe the ... observed whales from a 4.7m Zodiac Mklll GR inflatable boat powered by a Johnson 35hp or 30hp outboard motor.

Title:Individual recognition of cetaceans
Author:Philip S. Hammond, Sally A. Mizroch, Gregory P. Donovan, International Whaling Commission
Publisher: - 1990


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