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1981 |
Aerial surveys for manatees and dolphins in western peninsular Florida (with notes on sightings of sea turtles and crocodiles).
Washington, D.C., U.S. Fish & Wildlife Service, Office of Biol. Services, FWS/OBS-80/50: vi + 21. 3 tabs. 4 figs. Apr. 1981.
–See Irvine, Caffin & Kochman (1982).
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