TY - RPRT TI - Chemical anesthesia of Northern sea otters (Enhydra lutris): Results of past field studies AU - Daniel H. Monson AU - C. McCormick AU - Brenda E. Ballachey PY - 2001 DO - 10.1638/1042-7260(2001)032[0181:caonso]2.0.co;2 UR - https://pubs.usgs.gov/publication/70022710 ID - 70022710 ER -