Arripis georgianus

Arripidae
Tommy Rough
  • Arripis georgianus, Chain of Bays, SA, Photo: Andrew Green
    Arripis georgianus, Chain of Bays, SA, Photo: Andrew Green
Distribution
Temperate Australasia
Description
Similar body shape to juvenile Australian salmon, but with obvious black markings on the tips of the tail. The species occurs in large schools in sheltered bays, migrating as the fish mature in February and March to spawning grounds at the southwest corner of Western Australia.    
Information
  • Max Size: 41 cm
  • Sea Temperature Range: 13.3-23.3°C
  • Depth: 0-30m
  • Habitat: Open ocean
  • Habitat Generalisation Index: 2.4
    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 (23% 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: Large aggregations (146 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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