Chaetodon trifascialis (Quoy & Gaimard, 1825)
Chaetodon trifascialis (Quoy & Gaimard, 1825)

Genus: ,

Scientific Name: Chaetodon trifascialis

English Name: Chevron butterflyfish

Creole Name:

French Name: Papillon à chevrons

IUCN Red List Status: Near Threatened (NT)


Dorsal spines: 13-15; Dorsal rays: 14-16; Anal spines: 3-5; Anal rays: 13-15.

A white butterflyfish with black chevron markings on the side, a pale-edged black bar through the eye, a dark caudal fin with a broad yellow submarginal band, and yellow dorsal and anal fins.


Maturity: Lm unknown. Range unknown. Max Length: 18cm TL.

Habitat and Ecology:

Territorial species which occur in shallow lagoon and semi-protected seaward reefs (depth 2-30m, usually down to 10m). Associated with tabular and staghorn Acropora corals. An obligate corallivore, feeds exclusively on the polyps of Acropora corals with an apparent strong dependence on (Acropora hyacinthus). Solitary or in pairs. Juveniles secretive among coral branches. Oviparous. Form pairs during breeding. Distinct pairing. Listed as Near Threatened due to strong dependence on corals that are subject to coral bleaching and has shown a decline in tandem with the coverage of said corals.

Fishery Status:

This species is not protected or subject to fishery regulations. It is not typically, if at all, caught in the artisanal fishery.


Bray, D.J.  Chaetodon trifascialis in Fishes of Australia, (29/03/20).

Carpenter, K.E. & Pratchett, M. 2010. Chaetodon trifascialis. The IUCN Red List 2010: e.T165712A6098323. (29/03/20).

Froese, R. & D. Pauly. Eds. 2020. FishBase. Chaetodon trifascialis (29/03/20).


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