General Description

Carapace rounded at rear with a pair of spikes in front. Covered with gold-brown hairs. Claws red-orange with white tips. Ridge along claws. Up to 4 cm long (carapace).


Bear Seaweed Crabs camouflage their body on the reef by attaching pieces of seaweed to the curved hairs that cover their body. Their hairy body may have inspired Dr. Herbst to name them after ursus, the bear, in 1788.


New Zealand and south-eastern Australia.


Rocky shores and reefs.

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