Redtail Butterflyfish, Chaetodon collare Bloch 1787

Other Names: Pakistan Butterflyfish, Collare Butterflyfish, Collared Butterflyfish, Pakistani Butterflyfish, Red Tailed Butterflyfish, Red-tailed Butterflyfish

A school of Redtail butterflyfish, Chaetodon collare, at Banda Aceh, Indonesia. Source: Rick Stuart-Smith / Reef Life Survey. License: CC By Attribution

A dark greyish butterflyfish with pale green scale centres, a white bar behind the eye, a narrow white line behind the mouth, and a red caudal-fin base with a black submarginal band on the tail.

Cite this page as:
Dianne J. Bray & Audrey S. Thompson, Chaetodon collare in Fishes of Australia, accessed 25 May 2024,

Redtail Butterflyfish, Chaetodon collare Bloch 1787

More Info


Found at the Australian territory of Christmas Island in the Indian Ocean. The Redtail Butterflyfish occurs elsewhere in the tropical Indo-West Pacific, from  the Persian Gulf and the Maldives, to Japan, the Philippines and Indonesia.
Usually in pairs or aggregations along on reef edges and coral-rich outer reefs.


Dorsal fin XII, 25-28; Anal fin III, 20-22; Pectoral fin 14-15; Lateral-line scales 37-40.


Feeds mostly on coral polyps.


Collected for sale in the aquarium industry. The species feeds mostly on live coral and may be difficult to maintain.

Species Citation

Chaetodon collare Bloch, 1787, Naturgesch. ausländisch. Fische 3: 116, pl. 216 (fig. 1). Type locality: Japan.


Dianne J. Bray & Audrey S. Thompson

Redtail Butterflyfish, Chaetodon collare Bloch 1787


Allen, G.R. 1980. Butterfly and Angelfishes of the World. New York : John Wiley & Sons Vol. 2 pp. 149-352 figs 214-510.

Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Perth : Western Australian Museum 292 pp. 106 pls.

Allen, G.R. & Erdmann, M.V. 2012. Reef fishes of the East Indies. Perth : Tropical Reef Research 3 vols, 1260 pp.

Allen, G.R., Steene, R. & Allen, M. 1998. A Guide to Angelfishes & Butterflyfishes. Cairns : Odyssey Publishing/Tropical Reef Research 250 pp. figs.

Allen, G.R., Steene, R.C. & Orchard, M. 2007. Fishes of Christmas Island. Christmas Island : Christmas Island Natural History Association 2 edn, 284 pp.

Bloch, M.E. 1787. Naturgeschichte der ausländischen Fische. Berlin : J. Morino Vol. 3 146 pp. pls 181-216.

Burgess, W.E. 1978. Butterflyfishes of the World. New Jersey : T.F.H. Publications Inc. 832 pp.

Hobbs, J.-P.A., Frisch, A.J. Hender, J. & Gilligan, J.J. 2007. New records of angelfishes (Pomacanthidae) and butterflyfishes (Chaetodontidae) from Christmas and Cocos (Keeling) islands, Indian Ocean. Journal of the Royal Society of Western Australia 90: 107-109.

Hobbs, J-P.A., Newman, S.J., Mitsopoulos, G.E.A., Travers, M.J., Skepper, C.L., Gilligan, J.J., Allen, G.R., Choat, H.J. & Ayling, A.M. 2014. Checklist and new records of Christmas Island fishes: the influence of isolation, biogeography and habitat availability on species abundance and community composition. Raffles Bulletin of Zoology Supplement 30: 184–202. PDF

Kuiter, R.H. 2002. Butterflyfishes, Bannerfishes and their Relatives. Chorleywood, U.K. : TMC Publishing 208 pp.

Myers, R. & Pratchett, M. 2010. Chaetodon collare. The IUCN Red List of Threatened Species. Version 2015.2. . Downloaded on 15 August 2015.

Pratchett, M.S., Munday, P.L., Wilson, S.K., Graham, N.A.J., Cinner, J.E., Bellwood, D.R., Jones, G.P., Polunin, N.V.C. & McClanahan, T.R. 2008. Effects of climate-induced coral bleaching on coral reef fishes - Ecological and economic consequences. Oceanography and Marine Biology: An Annual Review 46: 251-296.

Pyle, R. 2001. Chaetodontidae, Pomacanthidae. pp. 3224-3286 in Carpenter, K.E. & Niem, V.H. (eds). The Living Marine Resources of the Western Central Pacific. FAO Species Identification Guide for Fisheries Purposes. Rome : FAO Vol. 5 2791-3379 pp.

Quick Facts

CAAB Code:37365089

Behaviour:18 cm TL

Danger:IUCN Least Concern

Depth:1-20 m

Fishing:Aquarium fish

Habitat:Reef associated

Species Image Gallery

Species Maps

CAAB distribution map