Dolphins, porpoises, and whales of the world : the IUCN red data book
Inventory of threatened species. Attention is drawn to species most at risk and recommendations made for appropriate conservation measures. Entries for each species include data on distribution, population, habitat and ecology, threats, conservation measures, captive breeding and bibliography
Print Book, English, 1991
IUCN ; Available from IUCN Publications Service Unit, Gland, Switzerland, Cambridge, UK, 1991