# List of mammals of Mayotte

This is a list of the mammal species recorded in Mayotte, of which one species is considered to be vulnerable.
The following tags are used to highlight each species' conservation status as assessed by the International Union for Conservation of Nature:
| EX | Extinct | No reasonable doubt that the last individual has died. |
| EW | Extinct in the wild | Known only to survive in captivity or as a naturalized populations well outside its previous range. |
| CR | Critically endangered | The species is in imminent risk of extinction in the wild. |
| EN | Endangered | The species is facing an extremely high risk of extinction in the wild. |
| VU | Vulnerable | The species is facing a high risk of extinction in the wild. |
| NT | Near threatened | The species does not meet any of the criteria that would categorise it as risking extinction but it is likely to do so in the future. |
| LC | Least concern | There are no current identifiable risks to the species. |
| DD | Data deficient | There is inadequate information to make an assessment of the risks to this species. |

## Order: Sirenia (manatees and dugongs)

Sirenia is an order of fully aquatic, herbivorous mammals that inhabit rivers, estuaries, coastal marine waters, swamps, and marine wetlands. All four species are endangered.
* Family: Dugongidae
** Genus: Dugong
*** Dugong, D. dugon VU

## Order: Primates

The order Primates contains humans and their closest relatives: lemurs, lorisoids, tarsiers, monkeys, and apes.
* Suborder: Strepsirrhini
** Infraorder: Lemuriformes
*** Superfamily: Lemuroidea
**** Family: Lemuridae
***** Genus: Eulemur
****** Common brown lemur, E. fulvus VU introduced

## Order: Chiroptera (bats)

The bats' most distinguishing feature is that their forelimbs are developed as wings, making them the only mammals capable of flight. Bat species account for about 20% of all mammals.
* Family: Pteropodidae (flying foxes, Old World fruit bats)
** Subfamily: Pteropodinae
*** Genus: Pteropus
**** Seychelles fruit bat, Pteropus seychellensis LC

## Order: Cetacea (whales)

The order Cetacea includes whales, dolphins and porpoises. They are the mammals most fully adapted to aquatic life with a spindle-shaped nearly hairless body, protected by a thick layer of blubber, and forelimbs and tail modified to provide propulsion underwater.
* Suborder: Mysticeti
** Family: Balaenopteridae
*** Subfamily: Balaenopterinae
**** Genus: Balaenoptera
***** Common minke whale, Balaenoptera acutorostrata LC
***** Antarctic minke whale, Balaenoptera bonaerensis DD
***** Bryde's whale, Balaenoptera edeni DD
***** Southern sei whale, Balaenoptera borealis schlegelii EN
***** Southern fin whale, Balaenoptera physalus quoyi EN
***** Pygmy blue whale, Balaenoptera musculus brevicauda DD
***** Southern blue whale, Balaenoptera musculus intermedia EN
*** Family: Megapterinae
**** Genus: Megaptera
***** Humpback whale, Megaptera novaeangliae LC
** Family: Balaenidae
*** Genus: Eubalaena
**** Southern right whale, Eubalaena australis LC (still very rare in Mayotte)
* Suborder: Odontoceti
** Family: Physeteridae
*** Genus: Physeter
**** Sperm whale, Physeter macrocephalus VU
** Family: Kogiidae
*** Genus: Kogia
**** Pygmy sperm whale, Kogia breviceps DD
**** Dwarf sperm whale, Kogia sima DD
** Family: Ziphidae
*** Genus: Indopacetus
**** Tropical bottlenose whale, Indopacetus pacificus DD
*** Genus: Ziphius
**** Cuvier's beaked whale, Ziphius cavirostris DD
*** Subfamily: Hyperoodontinae
**** Genus: Mesoplodon
***** Blainville's beaked whale, Mesoplodon densirostris DD
***** Gray's beaked whale, Mesoplodon grayi DD
***** Hector's beaked whale, Mesoplodon hectori DD
***** Layard's beaked whale, Mesoplodon layardii DD
***** True's beaked whale, Mesoplodon mirus DD
** Superfamily: Delphinoidea
*** Family: Delphinidae (marine dolphins)
**** Genus: Steno
***** Rough-toothed dolphin, Steno bredanensis LC
**** Genus: Grampus
***** Risso's dolphin, Grampus griseus DD
**** Genus: Globicephala
***** Short-finned pilot whale, Globicephala macrorhynchus DD
**** Genus: Sousa
***** Indian humpback dolphin, Sousa plumbea NT
**** Genus: Tursiops
***** Indo-Pacific bottlenose dolphin, Tursiops aduncus DD
***** Common bottlenose dolphin, Tursiops truncatus LC
**** Genus: Stenella
***** Pantropical spotted dolphin, Stenella attenuata LC
***** Striped dolphin, Stenella coeruleoalba LC
***** Spinner dolphin, Stenella longirostris DD
**** Genus: Delphinus
***** Long-beaked common dolphin, Delphinus capensis DD
**** Genus: Lagenodelphis
***** Fraser's dolphin, Lagenodelphis hosei DD
**** Genus: Peponocephala
***** Melon-headed whale, Peponocephala electra DD
**** Genus: Pseudorca
***** False killer whale, Pseudorca crassidens DD
**** Genus: Feresa
***** Pygmy killer whale, Feresa attenuata DD
**** Genus: Orcinus
***** Orca, Orcinus orca DD