Photo:Jeremy T. Hetzel from Boston, USA CC BY 2.0

Predators & furbearers

North American river otter

Lontra canadensis

Group: Predators & furbearers
Size class: Small (under 10 kg)
Family: Mustelidae

Range

North America

Habitat

Wetland

Range

Countries it is found in

2 countries

Canada
United States

Range from:ASM Mammal Diversity Database — read 2026-08-05

Field data

Tracks

A photograph of real sign left by North American river otter. Prints vary with gait, ground and how long they have been there — treat this as one example, not a template.

Track photo:Matt Muir CC BY

Cross-reference

Related species

Its closest relatives in the compendium, nearest kinship first.

Predators & furbearers

American badger

Taxidea taxus

Same family (Mustelidae)

North America

Predators & furbearers

Wolverine

Gulo gulo

Same family (Mustelidae)

North AmericaEuropeArctic

Predators & furbearers

Fisher

Pekania pennanti

Same family (Mustelidae)

North America

Predators & furbearers

American mink

Neogale vison

Same family (Mustelidae)

North AmericaEurope

Predators & furbearers

American marten

Martes americana

Same family (Mustelidae)

North America

Predators & furbearers

Stoat

Mustela erminea

Same family (Mustelidae)

EuropeNorth AmericaArctic