General Description

A stalked barnacle with five side plates. Plates finely ridged and white with orange outline. Stalk shorter than length of plates. Plates up to 4 cm long and 25 mm wide, stalk up to 2 cm long.

Biology

These barnacles attach to floating objects such as drift wood. Colonies of multiple barnacles can wash ashore, still attached to their floating home. The stranded colony may survive a short time on the beach and the cirri can be seen moving but it will not live long in this environment.

Distribution

Worldwide. Southern Australia.

Habitat

Tropical and temperate oceans, attached to floating objects.

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