Ctenochaetus binotatus (Randall, 1955)
Ctenochaetus binotatus (Randall, 1955)
Genus: ,

Scientific Name: Ctenochaetus binotatus

English Name: Twospot surgeonfish

Creole Name: Sirizyen gri

French Name:

IUCN Red List Status: Least Concern (LC)


Dorsal spines: 8; Dorsal rays: 24-27; Anal spines: 3; Anal rays: 22-25.

Dark orangish-brown body with slightly irregular, longitudinal blue lines breaking into small spots anteriorly. Prominent black spot at rear base of dorsal and anal fins 
and extending onto body. Adults have blue iris. Dorsal and anal fins dark brown with lighter brown on distal portions. Tail lunate and dark brown, yellow in juveniles. 


Maturity: Lm unknown. Range unknown. Max Length: 22cm TL

Habitat and Ecology:

Inhabits coral and rubble areas in lagoons and seaward reefs (8-53m depth, usually 10-50m). Usually solitary. Grazes on surface algae and detritus. 

Fishery Status:

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






Clements, K.D. et al. (2012). Ctenochaetus binotatus. The IUCN Red List 2012: e.T177955A1501829. http://dx.doi.org/10.2305/IUCN.UK.2012.RLTS.T177955A1501829.en. (15/10/18).
Froese, R. & D. Pauly. Eds. (2018). FishBase. https://www.fishbase.de/summary/ctenochaetus-binotatus (15/10/18)
Randall, J.E. (2001). Surgeonfishes of Hawaii and the World. ISBN: 1-56647-561-9


Nevill, J.E.G. (2019). Ctenochaetus binotatus, Twospot surgeonfish. Seychelles Seatizens. www.seatizens.sc. https://seatizens.sc/species/ctenochaetus-binotatus-randall-1955/ (edited 15/06/22).   

Upload your videos
Share this post

There are no comments

Leave a Reply

Your email address will not be published. Required fields are marked *

Start typing and press Enter to search

Generic filters
Exact matches only
Shopping Cart

No products in the cart.