PORT PHILLIP BAY


Sea Cucumber 

Psolidiella hickmani O'Loughlin, 2000

View scientific description and taxonomy

Scientific Details

Dorsal body wall ossicles are numerous thick perforated plates and small concave four-armed knobbed crosses. Up to about 20 mm long, soft rounded body with upturned oral and anal ends, pale to dark brown, distinct off-white oval sole for attachment.

Taxonomy

Phylum:
Echinodermata
Class:
Holothuroidea
Order:
Dendrochirotida
Family:
Cucumariidae
Genus:
Psolidiella
Species:
hickmani

General Description

Body soft, rounded with upturned oral (mouth) and anal ends, pale to dark brown with underneath white. Flat, oval white sole on ventral side (underneath). Up to 2 cm long.

Biology

These animals are difficult to find because they are camouflaged with sand and algal fragments held by their small dorsal and lateral tube feet. Females brood-protect eggs and embryos in individual pockets around the oral cone (mouth area).

Habitat

Around and under rocks, also in seaweed, to depth of at least 6 m.

Reefs

Distribution guide

South-eastern Australia, including western and central Victoria.

Species Group

Sea cucumbers

Depth

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

Water Column

On or near sea floor

Max Size

2 cm

Diet

Organic matter

Commercial Species

No

Global Dispersal

Native to Australia

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, Sea Cucumber, Psolidiella hickmani, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 30 May 2017, http://portphillipmarinelife.net.au:8098/species/4851

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