General Description

Six smooth side plates around the body with a diamond shape opening. White or with pink-brown stripes radiating from the opening to the edge. Plates in the opening (scuta) have growth lines. Up to 1 cm high, 2 cm wide.

Biology

This is a common fouling species, attaching to rocks, pier piles, shells, crabs and ships.

Habitat

Estuaries and sheltered bays, near low tide level, to depth of 9 m.

Reefs

Coastal shores

Distribution guide

Worldwide. Southern Australia.

Species Group

Barnacles › Acorn barnacles

Depth

Shore (0-1 m)
Shallow (1-30 m)

Water Column

On or near sea floor

Max Size

2 cm

Diet

Plankton or Particles

Commercial Species

No

Global Dispersal

Recorded in Australia

Species Code

MoV 3306

Identify

• Barnacles

Conservation Status

• DSE Advisory List : Not listed
• EPBC Act 1999 : Not listed
• IUCN Red List : Not listed