TY - BOOK AU - Garner,G.W. ED - Symposium on Surveys, Status & Trends of Marine Mammal Populations TI - Marine mammal survey and assessment methods : proceedings of the Symposium on Surveys, Status & Trends of Marine Mammal Populations, Seattle, Washington, USA, 25-27 February 1998 SN - 9058090434 PY - 1999/// CY - Rotterdam PB - A. A. Balkema KW - Marine mammals KW - Congresses ER -