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About Otters

Our Otter Cam

Why are Otters so important?

Otter Images and Videos

Otter Species

Otters Around the World

Skye Wildlife Sightings

The Mustelid Family

Otter Watch

African Otters

Asian Otters

These illustrations are not to scale, please refer to the information above each picture for more detail on size, weight etc.

Eurasian Otter (Lutra lutra)

Head/body length: about 60-80cm; tail about 32-56cm
Weight: average 8.2 kg for males; 6.0 kg for females.


American Mink (Neovison vison previously Mustela vison)

Head/body length: males 33-45cm, females 32-37cm. Tail length: males 15-22cm, females 13-19cm.
Weight: males: 0.8-1.5kg, females: 0.4-0.8kg.


Stoat (Mustela erminea)

Head/body length: Males 275-312 mm; females 242-292 mm.
Weight: Males 200-445g; females 140-280g.


Weasel (Mustela nivalis)

Head/body length: Males 194-217mm; Females 173-183mm. Tail: males 42-52mm; females 34-43mm.
Weight: Males 106-131g, Females 55-69g.


Polecat (Musela putorius)

Head/body length: males 33-45cm, femaies 32-39cm; tail length: 12-19cm
Weight: Males weigh around 0.8-1.9kg, females 0.5-1.1kg.


Pine Marten (Martes martes)

Head/body length: males 51-54cm; females 46-54cm; Tail length: males 26-27cm; females 18-24cm.
Weight: males 1.5-2.2kg; females 0.9-1.5kg.

Pine Marten

Badger (Meles meles)

Head/body length: about 750mm, tail 150mm
Weight: average 8-9kg in spring, 11-12kg in autumn.