Aplodactylus westralis

Western seacarp
Aplodactylus westralis
Aplodactylus westralis, Albany, WA, Photo: Rick Stuart-Smith
Aplodactylus westralis
Aplodactylus westralis, Albany, WA, Photo: Tom Davis
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Aplodactylus westralis
Aplodactylus westralis


Temperate Australasia


More rounded head than its eastern relative and also differs in having pale blue spots over the body and head. This species feeds mainly on brown algae.


Max Size: 35 cm

Sea Temperature Range: 16.2-23.3°C

Depth: 1-20m

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: Frequent (13.4% 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: Solitary (1 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