Acanthurus dussumieri

Acanthuridae
Pencilled Surgeonfish, Dussumier's Surgeonfish, Eyestripe Surgeonfish, Hawaiian Surgeonfish, Ornate Surgeonfish, Palani
  • Acanthurus dussumieri, QLD, Australia, Photo: Rick Stuart-Smith
    Acanthurus dussumieri, QLD, Australia, Photo: Rick Stuart-Smith
  • Acanthurus dussumieri, Juvenile, NSW, Australia, Photo: Ian Shaw
    Acanthurus dussumieri, Juvenile, NSW, Australia, Photo: Ian Shaw
  • Acanthurus dussumieri, Adult, NSW, Australia, Photo: Ian Shaw
    Acanthurus dussumieri, Adult, NSW, Australia, Photo: Ian Shaw
Distribution
Tropical Indo-Pacific
Description
Dark body with fine pale lines, white tail spine with black margin, yellow band at tail base, tail bluish with dark spots, yellow dorsal fin with blue line at base, fine wavy blue lines on face and orange/yellow blotch over and between eyes. Single or in small groups around steep outer reefs and drop-offs.
Information
  • Max Size: 54 cm
  • Sea Temperature Range: 17.4-31.1°C
  • Depth: 4-131m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 22
    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
  • Threats: Exploitation
  • IUCN Threat Status: Least Concern
  • Occurrence: Frequent (16% 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 (4 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields
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