Description:

Dorsal spines: 9; Dorsal rays: 25-27; Anal spines: 3; Anal rays: 24-26.

Pale yellowish brown body with paler/pale blue irregular longitudinal lines on head and body. Orange-yellow band between eyes continued behind to gill cover as large 
irregular spot. Opercular membrane black. Caudal peduncle bears single, sharp, forward-pointing erectile spine on each side. Sheath of spine white, the socket edged 
in black. Dorsal and anal fins of adults largely yellow with narrow blue band at base and a blue margin. Caudal fin, lunate in adults, deep blue with numerous small 
blackish spots, the basal parts of the lobes orange-yellow.

Maturity: Lm unknown. Range unknown. Max Length: 54.0 cm TL. Common length 35.0 cm TL.

Juveniles occur on shallow reefs with good algal growth. Adults are generally found on seaward reefs at a depth of 10-130m. Occurs singly or in groups, it is a pair 
spawner.  Feeds on surface film of fine green and blue-green algae, diatoms, and detritus covering sand and the hard substratum of reefs.
 

This species is not protected or subject to fishery regulations. It is caught in the fish trap fishery, but is not very common.

Froese, R. & D. Pauly. Eds. (2018). FishBase. https://www.fishbase.de/summary/acanthurus-dussumieri (16/09/18).

Heemstra P & Heemstra, E. (2004). Coastal Fishes of Southern Africa. NISC SAIAB. ISBN: 1-920033-01-7.

Randall, J.E. (2001). Surgeonfishes of Hawaii and the World. ISBN: 1-56647-561-9

Nevill, J. (2013). A Species Identification Guide for Commonly Caught Fish in the Seychelles Near-Shore Artisanal Fishery. GOS/UNDP/GEF.

Nevill, J.E.G. & Mason-Parker, C. (2019). Acanthurus dussumieri, Eyestripe surgeonfish. www.seatizens.sc. https://seatizens.sc/species/acanthurus-dussumieri-valenciennes-1835-2/ (Edited 11/06/22).