Siganus argenteus, Bali, Indonesia, Photo: Ian Shaw
Siganus argenteus, Cook Islands, Photo: Graham Edgar
Siganus argenteus, (Night Phase) Cook Islands, Photo: Graham Edgar
Distribution
Tropical Indo-Pacific
Description
Forked tail distinguishes it from similar S. fuscescens (black rabbitfish).
Information
Max Size: 40 cm
Sea Temperature Range: 21.9-31.2°C
Depth: 0-40m
Habitat: Coral Reef, Rocky Reef
Habitat Generalisation Index: 16.2
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: Least Concern
Occurrence: Frequent (12% 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: Many (11 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland
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