PORT PHILLIP BAY


Sea Urchin 

Pachycentrotus australiae (Agassiz, 1872)

View scientific description and taxonomy

Scientific Details

See below for information.

Taxonomy

Phylum:
Echinodermata
Class:
Echinoidea
Order:
Echinoida
Family:
Echinometridae
Genus:
Pachycentrotus
Species:
australiae

General Description

The colour of the test is pale greenish, sometimes slightly purple or grey. Test diameter up to 4 cm.

Biology

This uncommon species of sea urchin never occurs in great numbers. It is endemic to Southern Australia.

Habitat

Medium energy environments where algae and rocky reef occur, to depths greater than 120 m.

Reefs

Coastal shores

Distribution guide

South-eastern Australia.

Species Group

Sea urchins

Depth

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

Water Column

On or near sea floor

Max Size

4 cm

Diet

Omnivore

Harmful

Spines can puncture skin. Venom status unknown.

Commercial Species

No

Global Dispersal

Native to Australia

Species Code

MoV 3849

Identify

Conservation Status

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

Author

article author Miskelly, A.

Ashley Miskelly is a Consultant with expertise in echinoid taxonomy

citation

Cite this page as:
Miskelly, A., 2011, Sea Urchin, Pachycentrotus australiae, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 16 Dec 2017, http://portphillipmarinelife.net.au:8098/species/6594

Text: creative commons cc by licence