List of marine mammal species


s comprise over 130 living and recently extinct species in three taxonomic orders. The Society for Marine Mammalogy, an international scientific society, maintains a list of valid species and subspecies, most recently updated in October 2015. This list follows the Society's taxonomy regarding and subspecies.
Conservation status codes listed follow the IUCN Red List of Threatened Species and are clickable to link to IUCN Red List species pages.

Order [Cetartiodactyla]

Footnote on use of Cetartiodactyla

[Cetacea]

[Mysticeti]

[Balaenidae]

[Physeteridae]

[Trichechidae]

[Pinnipedia]

[Otariidae]

[Vespertilionidae]