Aplodactylus arctidens, Port Davey, TAS, Photo: Ian Shaw
Aplodactylus arctidens, Hobart, Tas, Photo: Andrew Green
Aplodactylus arctidens, Orford, TAS, Photo: Rick Stuart-Smith
Distribution
Temperate Australasia
Description
Large seaweed-eating species found commonly among kelp plants on shallow coastal reefs in southeastern Australia.
Information
Max Size: 65 cm
Sea Temperature Range: 11.1-21.5°C
Depth: 0-40m
Habitat: Rocky Reef
Habitat Generalisation Index: 10
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
Rarity
IUCN Threat Status: Not Evaluated
Occurrence: Common (30% 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
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