General Description

Eight main plates around the opening with numerous smaller plates around the base. Plates grey to green colour. Up to 2 cm high, 3 cm wide.

Biology

These barnacles are found only below mid-tide where heavy wave action is common. They attach to the rock platform or to shells.

Habitat

Exposed rocky shore, at mid-tide level.

Reefs

Coastal shores

Distribution guide

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

3 cm

Diet

Plankton or Particles

Commercial Species

No

Global Dispersal

Native to Australia

Identify

• Barnacles

Conservation Status

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