Pseudonepanthia troughtoni

Troughtons seastar | Nepanthia troughtoni
Pseudonepanthia troughtoni
Pseudonepanthia troughtoni, Chain of Bays, SA, Photo: Andrew Green
Pseudonepanthia troughtoni
Pseudonepanthia troughtoni, Wilsons Promontory, Vic, Photo: Andrew Green
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Pseudonepanthia troughtoni
Pseudonepanthia troughtoni

Distribution

Temperate Australasia


Description

Throughout its geographic range, the species shows little variation in either shape or the light pink colouration. It feeds on encrusting animals, including sponges, and perhaps also algae.


Information

Max Size: 14 cm

Sea Temperature Range: 12.5-22.8°C

Depth: 0-70m

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: Common (35.7% 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