Where’s Wildlife · Mammal Field Guide

American Mink

Neogale vison

Pronounced (approx.): nee-oh-GAY-lee VY-son

A small, sleek predator that searches both land and water along wetland edges.

American Mink. Select the image to browse all 5 photographs.

NATIVE TO NORTH AMERICA

At a Glance

Family
Mustelidae · weasel family
Habitat
Stream banks, marshes, ponds and shorelines
Food
Fish, crayfish, small mammals and other animal prey
Activity
Often dusk, night and dawn
Quick ID
Long, slim body; Dark brown coat; Small ears and a narrow face

Three Identification Clues

01

Long, slim body

02

Dark brown coat

03

Small ears and a narrow face

Field Photographs

Compare views, markings and body shapes in the photographs below.

Identification & Look-alikes

What to Look For

Mink have an elongated body, short legs and a furred tail. Their dark brown coat may show a small white chin patch. The low, flowing shape is a useful clue when one slips between rocks or disappears into shoreline vegetation.

A Closer Look

Compared with a river otter, a mink is much smaller and has a slimmer, less muscular tail. A muskrat has a blunt face and a largely hairless, flattened tail. Brief glimpses can be misleading, so look for several features together.

Habitat & Life History

Food & Habitat

Mink use streams, ponds, marshes and other waterside habitats, although they also travel over land. Their food includes fish, crayfish, frogs and small mammals. They investigate cover, swim and dive while hunting rather than relying on a single kind of prey.

Behavior & Young

Adults usually live and forage alone outside the breeding period. A female shelters her young in a den, often using a bank cavity or another protected space near water. The young depend on her care before beginning to explore and hunt.

Did You Know?

Land and water

Mink hunt on shore as well as in the water.

A family resemblance

They belong to the same family as otters and weasels.

Names change

Neovison vison is an older scientific name you may encounter.

Range & Sightings

Where It Lives

The American Mink is native to much of North America. Populations established by people also occur outside its native range. Older references often use the scientific name Neovison vison; this guide uses Neogale vison.

Recorded Observations

Explore reported sightings on iNaturalist. Observation records are not a complete range map.

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