General Description

A stalked barnacle with five side plates. Plates smooth and white with faint orange-brown outline. Stalk long and thin, up to four times length of plates. Plates up to 5 cm long and 25 mm wide, stalk up to 20 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.

Habitat

Tropical and temperate oceans, attached to floating objects.

More Information