Marine Mammal Guide

Marine Mammals of Alaska Field Guide

The following pages are from the Guide to Marine Mammals of Alaska, by Kate Wynne. This is not a comprehensive set of field-guide pages; only selected marine mammals are represented here.


What Are Marine Mammals?

Marine Mammal Adaptations

Deep diving, swimming adaptations, thermoregulation, water conservation, and sensory adaptations

Whales, Dolphins, and Porpoises: Cetaceans

Family characteristics of Alaska cetaceans: Mysticetes (baleen whales) and Odontocetes (toothed whales, including dolphins and porpoises)

Morphology of Cetaceans

Field guide pages for selected cetaceans

Seals, Sea Lions, and Walrus: Pinnipeds

Family characteristics of Alaska pinnipeds: Otariidae ("eared" seals), Phocidae ("earless" seals), Odobenidae (walrus)

Morphology of Pinnipeds

Field guide pages for selected pinnipeds

Sea Otters and Polar Bears: Marine Fissipeds

Field guide pages for marine fissipeds