General Description

Four side plates, forming a wide conical shape. Colour varies from grey-white plates with pink tips in young animals, to pink in older animals. Opening pentagonal shape. Differs from Tesseropora rosea by preferring sheltered areas on the shore and having a more regular conical shape. Up to 1 cm high, 2 cm wide.

Biology

This species is not known to occur in estuaries or as a fouling species that might for example attach to boats or pier pylons.

Habitat

Exposed rocky shores in sheltered areas such as crevices or under rocks, near low tide level, to depth of 9 m.

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

2 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