TY - BOOK AU - Dudley,William TI - Endangered oceans: opposing viewpoints T2 - Opposing viewpoints series SN - 0737700637 (lib.) AV - QH541.5.S3 E535 1952 U1 - 577.7 21 PY - 1952/// CY - San Diego, Calif. PB - Greenhaven Press KW - Marine ecology KW - Endangered ecosystems KW - Marine resources conservation KW - Fishes KW - Conservation KW - Whales KW - Endangered species N1 - Includes bibliographical references (p. 199) and index ER -