01590nam a2200145   4500008004100000245006700041210006500108260010400173520099300277653001801270100002001288700001901308700001701327856010001344       1994                        eng d00aFAO species identification guide. Marine mammals of the world.0 aFAO species identification guide Marine mammals of the world  aRomebUnited Nations Environment Programme, Food and Agriculture Organization of the United Nations3 a<p>This is a worldwide guide for the identification of marine mammals and those cetaceans, seals, and sirenians also found in freshwater. The 119 species include a variety of taxa: baleen whales, toothed whales, dolphins, porpoises, seals, sea lions, sirenians, marine otters, and the polar bear. There is an introduction with notes on marine mammal distribution in regard to oceanography and marine mammal identification, a glossary of technical terms, illustrated keys to species, illustrated family keys for skulls, species sheets, and a table of species by major marine fishing areas. Every species sheet includes scientific and official FAO names, diagnostic features, notes on similar species, size, distribution, biology, habitat, behaviour, exploitation, and IUCN (World Conservation Union, formerly International Union for the Conservation of Nature and Natural Resources) status. The work is fully indexed and includes a list of referentes and sources for further reading.</p>
10aMarineMammals1 aJefferson, T, A1 aLeatherwood, S1 aWebber, M, A  uhttps://hebfauna.myspecies.info/content/fao-species-identification-guide-marine-mammals-world-0