Acanthurus dussumieri
Pencilled surgeonfish | Dussumier's Surgeonfish | Eyestripe Surgeonfish | Hawaiian Surgeonfish | Ornate Surgeonfish | Palani
Similar Species
Same Genus
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 Generalization Index: 21.98
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: Least Concern
Occurrence: Frequent (15.5% 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