PORT PHILLIP BAY


Sea Urchin 

Goniocidaris impressa Koehler, 1926

View scientific description and taxonomy

Scientific Details

See below for information.

Taxonomy

Phylum:
Echinodermata
Class:
Echinoidea
Order:
Cidaroida
Family:
Cidaridae
Genus:
Goniocidaris
Species:
impressa

General Description

Very similar to G. tubaria, the main differences being that the scrobicular spines (spines that surround the base of the primary spines) are club shaped, not pointed or flattened as in G. tubaria, and military spines (the smallest spines) are more abundant. Test diameter up to 4 cm.

Biology

The two Victorian species of Goniocidaris live in the same habitats.

Habitat

Subtidal areas, on coarse rubble and shellgrit-covered sea floor, to depth of 80 m.

Soft substrates

Distribution guide

South-eastern Australia.

Species Group

Sea urchins

Depth

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 3842

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, Goniocidaris impressa, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 18 Dec 2017, http://portphillipmarinelife.net.au:8098/species/7729

Text: creative commons cc by licence