Austrocochlea constricta

Top shell
Austrocochlea constricta
Austrocochlea constricta, Tumby Bay, SA, Photo: Graham Edgar
Austrocochlea constricta
Austrocochlea constricta, Abrolhos Islands, WA, Photo: Graham Edgar
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Austrocochlea constricta
Austrocochlea constricta


Temperate Australasia


Prominent spiral ridges, which give it a grooved appearance, its shell height is greater than or equal to its width, and the shell colour is offwhite. This conspicuous gastropod is found along the shores of most southern estuaries


Max Size: 3 cm

Sea Temperature Range: 14-22.7°C

Depth: N/A

Habitat Generalization Index: N/A

Also referred to as the SGI (Species Generalisation Index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here.

Conservation and Rarity

IUCN Status: Not Evaluated

Occurrence: Rare (1.0% of sites)

Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed

Abundance: Few (4 per transect)

Abundance is calculated as the average number of individuals recorded per RLS transect, where present.

Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney