PORT PHILLIP BAY


Brittle Star 

Clarkcoma canaliculata (Lütken, 1869)

View scientific description and taxonomy

Scientific Details

See below for information.

Taxonomy

Phylum:
Echinodermata
Class:
Ophiuroidea
Order:
Ophiurida
Family:
Ophiocomidae
Genus:
Clarkcoma
Species:
canaliculata

General Description

Body and arms usually dark red-brown or chocolate brown, sometimes orange or purple. Arms with up to seven spines along the sides of each segment. Disc up to 2 cm wide, covered in minute granules, arms up to 7 cm long.

Biology

This species is able to move quickly across the sea floor when disturbed. It is thought that three undescribed species are included under this name, one purple-brown, one orange and one dark with a long white stripe on the ventral side of the arms.

Habitat

Under rocks on reefs and rocky shores, to depth of 45 m.

Reefs

Distribution guide

Southern Australia.

Species Group

Seastars and allies Brittle stars

Depth

Shallow (1-30 m)
Deep ( > 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

Species Code

MoV 2752

Identify

Conservation Status

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

Author

article author O'Hara, T.

Dr. Tim O'Hara is a Senior Curator of marine invertebrates at Museum Victoria.

citation

Cite this page as:
O'Hara, T., 2011, Brittle Star, Clarkcoma canaliculata, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 22 Aug 2017, http://portphillipmarinelife.net.au:8098/species/7781

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