Ctenochaetus striatus (Quoy & Gaimard, 1825)
Ctenochaetus striatus (Quoy & Gaimard, 1825)
Genus: ,

Scientific Name: Ctenochaetus striatus

English Name: Striated surgeonfish

Creole Name: Sirizyen gri

French Name: Chirurgien strié

IUCN Red List Status: Least Concern (LC)


Dorsal spines: 8; Dorsal rays: 27-31; Anal spines: 3; Anal rays: 24-28.

Adults dark brown to orangish-brown, with numerous longitudinal pale blue or pale yellow lines that extend into basal portions of dorsal and anal fins. Orange spots on 
nape and around eyes. Upper central portion of pectoral fin yellowish.  Caudal fin lunate and dark brown with paler anterior portion. Peduncle spine socket highlighted 
in colour of longitudinal lines. Juveniles and sub-adults with a small black spot at rear base of dorsal fin.


Maturity: Lm unknown. Range unknown. Max Length: 26cm TL

Habitat and Ecology:

Inhabits reef flats, lagoon and seaward reefs (1-35m depth, usually 6-30m). Feeds on detrital material, algae and small crustaceans. May form large grazing aggregations.  

Fishery Status:

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





Choat, J.H. et al. (2012). Ctenochaetus striatus. The IUCN Red List 2012: e.T178012A1520757. http://dx.doi.org/10.2305/IUCN.UK.2012.RLTS.T178012A1520757.en. (15/10/18).
Froese, R. & D. Pauly. Eds. (2018). FishBase. https://www.fishbase.de/summary/Ctenochaetus-striatus  (15/10/18) 
Randall, J.E. (2001). Surgeonfishes of Hawaii and the World. ISBN: 1-56647-561-9


Nevill, J.E.G. (2019). Ctenochaetus striatus, Striated surgeonfish. Seychelles Seatizens. www.seatizens.sc. https://seatizens.sc/species/ctenochaetus-striatus-quoy-gaimard-1825/  (edited 15/06/22).

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