PORT PHILLIP BAY


Stalked Ascidian 

Sycozoa pulchra (Herdman, 1886)

View scientific description and taxonomy

Scientific Details

See below for information.

Sources:
Gowlett-Holmes, K. (2008) A field guide to the marine invertebrates of South Australia. Notomares, Australia.
Edgar, G. J. (2008) Australian marine life: the plants and animals of temperate waters. New Holland Publishers, Australia.

Taxonomy

Phylum:
Chordata
Subphylum:
Tunicata
Class:
Ascidiacea
Order:
Aplousobranchia
Family:
Holozoidae
Genus:
Sycozoa
Species:
pulchra

General Description

A cylindrical colony of zooids on the end of a stalk. The zooids form paired rows along the side of the colony structure. Colour is usually transparent with white tips on the siphons that may appear as white dots. Colony up to 6 cm long, stalk 30 cm long.

Biology

These ascidians are usually seasonal, being more common in cooler months when the colony head regenerates.

Habitat

In sediment near reef and seagrass areas, to depth of 25 m.

Reefs

Seagrass meadows

Soft substrates

Sponge gardens

Distribution guide

Indonesia, southern and eastern Australia.

Species Group

Ascidians

Depth

Shallow (1-30 m)

Water Column

On or near sea floor

Max Size

6 cm

Diet

Plankton or Particles

Commercial Species

No

Global Dispersal

Recorded in Australia

Conservation Status

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

Author

article author Patullo, B.

Blair Patullo is Online Producer for marine projects at Museum Victoria.

citation

Cite this page as:
Patullo, B., 2011, Stalked Ascidian, Sycozoa pulchra, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 25 Nov 2017, http://portphillipmarinelife.net.au:8098/species/10662

Text: creative commons cc by licence