PORT PHILLIP BAY


Seastar 

Nectria macrobrachia Clark, 1923

View scientific description and taxonomy

Scientific Details

See below for information.

Taxonomy

Phylum:
Echinodermata
Class:
Asteroidea
Order:
Valvatida
Family:
Oreasteridae
Genus:
Nectria
Species:
macrobrachia

General Description

Arms 5, finger-like merging with large disc. Surface covered with low "tables" each with large raised granules around the edge, sometimes radiating out from table, and smaller lower granules in the concave centre. Disc and arms yellow to orange, arms with dark ends. Centre to arm tip up to 8 cm.

Biology

Little is known about the biology of this genus of sea stars from Victoria.

Habitat

Amongst rocks and algae in sub-tidal areas, to depth of 180 m.

Reefs

Distribution guide

Southern Australia, including western and central Victoria.

Species Group

Seastars and allies Sea stars

Depth

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

Water Column

On or near sea floor

Max Size

16 cm

Diet

Carnivore

Commercial Species

No

Global Dispersal

Native to Australia

Species Code

MoV 2639

Identify

Conservation Status

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

Author

article author O'Loughlin, P. M.

Mark O'Loughlin is an Honorary Associate in marine invertebrates at Museum Victoria.

citation

Cite this page as:
O'Loughlin, P. M., 2011, Seastar, Nectria macrobrachia, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 23 Aug 2017, http://portphillipmarinelife.net.au:8098/species/4842

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