Aplysia argus

Aplysia argus
Aplysia argus, NSW, Australia, Photo: Nicola Davis
Aplysia argus
Aplysia argus, NSW, Australia, Photo: Tom Davis
1 / 2
Aplysia argus
Aplysia argus


Temperate Australasia, Tropical Indo-Pacific


Dark or black rings and lines on the body. Body can be pale to dark but usually has a distinctive black patch on the end of the tail. This is the Indo-Pacific species that was earlier called Aplysia dactylomela. In the the tropical and subtropical Atlantic the species retains the name Aplysia dactylomela.


Max Size: N/A cm

Sea Temperature Range: N/A

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: Infrequent (1.6% 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 (2 per transect)

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

Edit by: Nicola Davis