Aphelodoris variaVariable dorid | nudibranch
Localised, Temperate Australasia
Flaccid, elongate, cream/white nudibranch with a mottled brown upper surface that partly continues onto the flat white margin, and rhinophores and gills that are usually blue-grey. During the late summer months, when groups of 10-20 animals can be found mating.
Max Size: 8 cm
Sea Temperature Range: 15.3-24.6°C
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 (11.5% 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: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney