Beluga and Norwhal -- Beluga (Delphinapterus leucas) -- Norwhal (Monodon monoceros) -- Beaked whales -- Cuvier's Beaked whale (Ziphius cavirostris -- Arnoux's Beaked whale (Berardius arnuxii) -- Baird's Beaked whale (Berardius bairdii) -- Shepherd's Beaked whale (Tasmacetus shepherdi) -- Longman's Beaked whale (Indopacetus pacificus) -- Northern Bottlenose whale (Hyperoodon ampullatus) -- Southern bottlenose whale (Hyperoodon planifrons) -- Hector's Beaked whale (Mesoplodon hectori) -- True's Beaked whale (Mesoplodon mirus) -- Gervais' Beaked whale (Mesoplodon europaeus) -- Sowerby's Beaked whale (Mesoplodon bidens) -- Gray's Beaked whale (Mesoplodon grayi) -- Pygmy Beaked whale (Mesoplodon peruvianus) -- Andrews' Beaked whale (Mesoplodon bowdoini) -- Spade-toothed Beaked whale (Mesoplodon traversii) -- Hubbs' Beaked whale (Mesoplodon carlhubbsi) -- Gingko-toothed Beaked whale (Mesoplodon ginkgodens) -- Stejneger's Beaked whale (Mesoplodon stejnegeri) -- Strap-toothed whale (Mesoplodon layardii) -- Blainville's Beaked whale (Mesoplodon densirostris) -- Perrin's Beaked whale (Mesoplodon perrini) -- Pygmy and Dwarf Sperm whales -- Pygmy Sperm whale (Kogia breviceps) -- Dwarf Sperm whale (Kogia sima) -- Bottlenose and similar plain dolphins -- Common Bottlenose dolphin (Tursiops truncatus) -- Indo-Pacific Bottlenose dolphin (Tursiops aduncus) -- Indo-Pacific Humpback dolphin (Sousa chinensis) -- Atlantic Humpback dolphin (Sousa teuszii) -- Rough-toothed dolphin (Steno bredanensis) -- Narrow-beaked Oceanic dolphins -- Common dolphins -- Short-beaked Common dolphin (Delphinus delphis) -- Long-beaked Common dolphin (Delphinus capensis) -- Spinner dolphins -- Spinner dolphin (Stenella longirostris) -- Clymene dolphin (Stenella clymene) -- Striped dolphin (Stenella coeruleoalba) -- Pantropical Spotted dolphin (Stenella attenuata) -- Atlantic Spotted dolphin (Stenella frontalis) -- Short-beaked Oceanic dolphins -- Fraser's dolphin (Lagenodelphis hosei) -- White-beaked dolphin (Lagenorhynchus albirostris) -- Atlantic White-sided dolphin (Lagenorhynchus acutus) -- Pacific White-sided dolphin (Lagenorhynchus obliquidens) -- Peale's dolphin (Lagenorhynchus australis ) -- Hourglass dolphin (Lagenorhynchus cruciger) -- Dusky dolphin (Lagenorhynchus obscurus) --

Cephalorhynchus dolphins -- Commerson's dolphin (Cephalorhynchus commersonii) -- Chilean dolphin (Cephalorhynchus eutropia) -- Haviside's (Heaviside's) dolphin (Cephalorhynchus heavisidii) -- Hector's dolphin (Cephalorhynchus hectori) -- Right whale dolphins -- Northern Right whale dolphin (Lissodelphis borealis) -- Southern Right whale dolphin (Lissodelphis peronii) -- River dolphins and Tucuxi -- Tucuxi (Sotalia fluviatilis) -- Franciscana (Pontoporia blainvillei) -- Amazon River dolphin (Ilia geoffrensis) -- Ganges River dolphin (Platanista [gangetica] gangetica) -- Indus River dolphin (Platanista [gangetica] minor) -- Chinese River dolphin (Lipotes vexillifer) -- Australian Snubfin and Irrawaddy dolphins -- Australian Snubfin dolphin (Orcaella heinsohni) -- Irrawaddy dolphin (Orcaella brevirostris) -- Porpoises -- Finless porpoise (Neophocaena phocaenoides) -- Spectacled porpoise (Phocoena dioptrica) -- Harbour porpoise (Phocoena phocoena) -- Gulf of California porpoise (Phocoena sinus) -- Burmeister's porpoise (Phocoena spinipinnis) -- Dall's porpoise (Phocoenoides dalli) -- Sirenians (Sea cows) -- Dugong (Dugong dugon) -- Steller's Sea cow (Hydrodamalis gigas) -- Amazonian Manatee (Trichechus inunguis) -- West Indian Manatee (Trichechus manatus) -- West African Manatee (Trichechus senegalensis) -- Fur seals of Northern/mid-latitudes -- Northern Fur seal (Callorhinus ursinus) -- Guadalupe Fur seal (Arctocephalus townsendi) -- South American Fur seal (Arctocephalus australis) -- Galápagos Fur seal (Arctocephalus galapagoensis) -- Juan Fernández Fur seal (Arctocephalus philippii) -- Fur seals of the Southern Ocean -- South African and Australian Fur seals (Arctocephalus pusillus) -- New Zealand Fur seal (Arctocephalus forsteri) -- Antarctic Fur seal (Arctocephalus gazella) -- Subantarctic Fur seal (Arctocephalus tropicalis)-- Sea lions -- California and Galapagos Sea lions (Zalophus californianus) -- South American Sea lions (Otaria byronia) -- Australian Sea lion (Neophoca cinerea) -- New Zealand Sea lion (Phocarctos hookeri) -- Northern Sea lion (Eumetopias jubatus) --

Northern True seals

Northern Elephant seal (Mirounga angustirostris

Hooded seal (Cystophora cristata)

Grey seal (Halichoerus grypus)

Harp seal (Pagophilus groenlandicus

Ribbon seal (Histriophoca fasciata )

Bearded seal (Erignathus barbatus)

Ringed seal (Pusa hispida)

Largha seal (Phoca largha)

Harbour seal (Phoca vitulina)

Mid-latitude True seals

Caspian seal (Pusa caspica)

Baikal seal (Pusa sibirica)

Mediterranean Monk seal (Monachus monachus)

Hawaiian Monk seal (Monachus schauinslandi)

West Indian Monk seal (Monachus tropicalis)

Subantarctic and Antarctic True seals

Southern Elephant seal (Mirounga leonina)

Leopard seal (Hydrurga leptonyx)

Crabeater seal (Lobodon carcinophaga)

Weddell seal (Leptonychotes weddellii)

Ross seal (Ommatophoca rossii)

Arctic animals

Walrus (Odobenus rosmarus)

Polar bear (Ursus maritimus)

Otters

Sea otter (Enhydra lutris)

Marine otter (Lutra felina)

Glossary

Selected marine mammal sites

Europe

Eastern North America

Western North America

Latin America

Australia and New Zealand

Indian Ocean and Asia

Conversation checklist.

What is a marine mammal? -- Main groups of marine mammals -- Modern taxonomy of marine mammals -- How to look for marine mammals -- Natural history of marine mammals -- Conservation -- How to use this book -- The illustrations -- The maps -- Species accounts -- Sperm whale (Physeter macrocephalus) -- Humpback whale (Megaptera novaeangliae) -- Grey whale (Eschrichtius robustus) -- Right whales -- North Atlantic Right whale (Eubalaena glacialis) -- North Pacific Right whale (Eubalaena japonica) -- Southern Right whale (Eubalaena australis) -- Bowhead whale (Balaena mysticetus) -- Pgymy Right whale (Caperea marginata) -- Rorquals with streamlined bodies -- Blue whale (Balaenoptera musculus) -- Fin whale (Balaenoptera physalus) -- Sei whale (Balaenoptera borealis) -- Bryde's whale (Balaenoptera edeni) -- Omura's whale (Balaenoptera omurai) -- Northern Minke whale (Balaenoptera acutorostrata) -- Dwarf Minke whale (Balaenoptera [acutorostrata] species/allospecies) -- Killer whale (Orcinus orca) -- Pilot whale : the large 'blackfish' -- Short-finned Pilot whale (Globicephala macrorhynchus) -- Long-finned Pilot whale (Globicephala melas) -- Small 'blackfish" whales and Risso's dolphin -- Pygmy Killer whale (Feresa attenuata) -- Melon-headed whale (Peponocephala electra) -- False killer whale (Pseudorca crassidens) -- Risso's dolphin (Grampus griseus) --