How many species of otter are there?

There are 13 species of otter: African Clawless Otter

Aonyx capensis

Asian Small-Clawed Otter

Aonyx cinereus

Congo Clawless Otter,

Aonyx congicus

Sea Otter,

Enhydra lutris

North American River Otter

Lontra canadensis

Marine Otter

Lontra felina

Neotropical Otter

--------------

South American River Otter

Lontra provocax

Eurasian Otter

Lutra lutra

Spotted-Necked Otter

Lutra maculicollis

Hairy-Nosed Otter

Lutra sumatrana

Smooth-Coated Otter

Lutrogale perspicillata

Giant Otter

There were 14 species but the Maxwells otter is now presumed extinct-TH