Also known as Redspot Crab, Sponge Crab, True Crab.
Found sheltering in the tops of sea anemones sponges and tunicates over shallow water reefs.
They feed on dead animals and plants.
Length - 3.5cm
Depth - 35-112m
Brachyura crabs are considered true crabs, they have a short abdomen, 4 walking legs and a pair of clawed arms at the front.
Many thousands of species live worldwide in sea water, fresh water and on land. Ref: x