TY - RPRT TI - New aerial survey and hierarchical model to estimate manatee abundance AU - Catherine A. Langtimm AU - Robert Dorazio AU - B.M. Stith AU - T.J. Doyle PY - 2011 DO - 10.1002/jwmg.41 UR - https://pubs.usgs.gov/publication/70036816 ID - 70036816 ER -