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Abundance estimation of dolphin stocks involved in the eastern tropical Pacific yellowfin tuna fishery determined from aerial and ship surveys to 1979
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Proportions of species of dolphins in the eastern tropical Pacific
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Report of Porpoise Experiment Testing Detection of On-Track Schools (PET DOTS), March 7-April 5, 1981
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Report of eastern tropical Pacific research vessel marine mammal survey, May 15-August 3, 1982
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