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North American River Otter

North american River Otter
Photographer: Dmitry Azovtsev
of Dmitry Azovtsev Photography

North American River Otter
Photographer: Dezidor

North American River Otter Range Map (North America)
North American River Otter Range Map
(North America)

Latin Name Lontra canadensis
Conservation Status Least Concern
Location North America
Colour Brown
Length 66 - 110 cms (26 - 43 inches)
Tail 32 - 46 cms (12.5 - 18 inches)
Weight 6 - 9 Kgs (13 - 20 lbs)
Life Expectancy

Up to 23 Yrs (in Captivity)

Main Characteristics

North American River Otters have a body length between 66 and 110 cms (26 - 43 inches), a tail length between 32 and 46 cms (12.5 - 18 inches) and they weigh between 6 and 9 kgs (13 - 20 lbs).


North American River Otters can be found in Canada and the USA. They inhabit areas with a permanent food supply and easy access to water.


North American River Otters mainly feed on fish, amphibians, turtles, crabs, crayfish and other invertebrates. Occasionally, they will eat birds, small mammals and eggs.


North American River Otters breed once a year and after a gestation period of 2 months females give birth to 2 - 3 youngsters.

They are weaned at around 3 months old and they become independent between 6 and 12 months old. They reach sexual maturity at 2 - 3 years of age.


Predators of North American River Otters include bobcats, coyotes, birds of prey and american alligators.


Subspecies of the North American River Otter include:
Lontra canadensis canadensis
Lontra canadensis kodiacensis
Lontra canadensis lataxina
Lontra canadensis mira
Lontra canadensis pacifica
Lontra canadensis periclyzomae
Lontra canadensis sonora

Interesting Facts

North American River Otters are also known as:
Northern River Otter
Common Otter

Similar Animals

Marine Otter
Neotropical Otter
Southern River Otter
European Otter
Sea Otter
Giant Otter
Smooth-Coated Otter
Spotted-Necked Otter


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