Swallowtail Angelfish, Genicanthus melanospilos (Bleeker 1857)


Other Names: Black-spot Angelfish, Spotbreast Angelfish

A male Swallowtail Angelfish, Genicanthus melanospilos, on the Great Barrier Reef off Cairns, Queensland. Source: Mark Rosenstein / iNaturalist. License: CC by Attribution-NonCommercial-ShareAlike

Summary:
Males of this distinctive angelfish have numerous narrow black bars on the upper head and sides, a large black spot on the breast near the pelvic-fin bases, and very long caudal-fin lobes. Females are yellow above, pale grey below with broad black outer caudal-fin lobes.

Cite this page as:
Dianne J. Bray, Genicanthus melanospilos in Fishes of Australia, accessed 19 Nov 2018, http://fishesofaustralia.net.au/home/species/650

Swallowtail Angelfish, Genicanthus melanospilos (Bleeker 1857)

More Info


Distribution

Recorded in Australia from Rowley Shoals, Western Australia, and Ashmore Reef in the Coral Sea to Channel Reef, off Cairns, Queensland; also at Cocos (Keeling) Islands and Christmas Island in the Indian Ocean. Elsewhere, widespread in the tropical western Pacific. 

Inhabits rich coral areas on deep outer reef slopes and drop-offs. A small harem with a dominant male and several females feed on zooplankton above the reef.

Conservation

IUCN Red List of Threatened Species: Least Concern

Species Citation

Holacanthus melanospilos Bleeker, 1857, Acta Soc. Sci. Indo-Neerland. 2: 56. Type locality: Ambon, Indonesia.

Author

Dianne J. Bray

Swallowtail Angelfish, Genicanthus melanospilos (Bleeker 1857)

References


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.

Bleeker, P. 1857. Achtste bijdrage tot de kennis der vischfauna van Amboina. Acta Societatis Scientiarum Indo-Neerlandicae 2: 1-102.

Hobbs, J.-P.A., Ayling, A.M., Choat, J.H., Gilligan, J.J., McDonald, C.A., Neilson, J. & Newman, S.J. 2010. New records of marine fishes illustrate the biogeographic importance of Christmas Island, Indian Ocean. Zootaxa 2422: 63–68.

Hutchins, J.B. 2001. Biodiversity of shallow reef fish assemblages in Western Australia using a rapid censusing technique. Records of the Western Australian Museum 20: 247-270.

Kuiter, R.H. 1996. Guide to Sea Fishes of Australia. A comprehensive reference for divers and fishermen. Sydney, NSW, Australia : New Holland Publishers xvii, 434 pp.

Kuiter, R.H., Debelius, H. & Tanaka, H. 2003. Pomacanthidae, a Comprehensive Guide to Angelfishes. Melbourne : Zoonetics 206 pp.

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.

Pyle, R. & Myers, R. 2010. Genicanthus melanospilos. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. . Downloaded on 23 March 2014.

Randall, J.E., Allen, G.R. & Steene, R. 1990. Fishes of the Great Barrier Reef and Coral Sea. Bathurst : Crawford House Press 507 pp. figs.

Randall, J.E., Allen, G.R. & Steene, R. 1997. Fishes of the Great Barrier Reef and Coral Sea. Bathurst : Crawford House Press 557 pp. figs.

Steene, R.C. 1978. Butterfly and Angelfishes of the World. Australia. Sydney : A.H. & A.W. Reed Vol. 1 144 pp. 216 figs.

Quick Facts


CAAB Code:37365071

Biology:Capable of changing sex

Conservation:IUCN Least Concern

Depth:20-80 m

Fishing:Aquarium fish

Habitat:Reef associated

Max Size:18 cm TL

Species Maps

CAAB distribution map