Censusing manatees: a report on the feasibility of using aerial surveys and mark and recapture techniques to conduct a population survey of the West Indian Manatee

摘要

This report results from an invitation to review the needs andudprospects for capture-recapture and aerial census studies of theudmanatee (Trichechus manatus) in Florida. Three aerial reconnaissance flights provided audfirst hand view of manatee habitats, as follows: May 3, SuwanneeudRiver to Kings Bay and Crystal River (Rathbun, Eberhardt), May 4,udVero Beach to Ft. Lauderdale and Ft. Myers by way of Whitewater Bayud(Rose, Percival, Eberhardt), and May 5, Cape Canaveral to Jacksonville,udSt. Johns River and Blue Spring (Rose, Kinnaird, Eberhardt). (24 page document)