List of marine mammals of Australia

This is the list of marine mammals found in Australian waters.^[1] It is a sub-list of the list of mammals of Australia.

Conservation status listed follows the IUCN Red List of Threatened Species (v. 2013.2; data current at 3 March 2014^[2]):

EX – extinct EW – extinct in the wild CR – critically endangered EN – endangered VU – vulnerable NT – near threatened LC – least concern DD – data deficient NE – not evaluated