Bluespot Damsel, Pomacentrus grammorhynchus Fowler 1918


A Bluespot Damsel, Pomacentrus grammorhynchus, at Flynn Reef, Great Barrier Reef, Queensland. Source: Andrew J. Green / Reef Life Survey. License: CC By Attribution

Summary:
A dark brown herbivorous damselfish with a yellowish-brown tail, a small saddle-like blue spot just behind the dorsal fin, and lavender lines on the check and gill cover.
Small juveniles are dark above with a yellow abdomen, an ocellus on the rear of the dorsal fin, electric blue lines on the forehead, an electric blue dot just behind the dorsal fin and lavender blotches on the cheek. 

Cite this page as:
Bray, D.J. 2019, Pomacentrus grammorhynchus in Fishes of Australia, accessed 07 Dec 2019, http://fishesofaustralia.net.au/home/species/2342

Bluespot Damsel, Pomacentrus grammorhynchus Fowler 1918

More Info


Distribution

Rowley Shoals  to the Bonaparte Archipelago, Western Australia, Ashmore Reef in the Timor Sea, and the northern Great Barrier Reef and reefs in the Coral Sea  to Fairfax Island, Queensland. Elsewhere the species occurs in the east-Indo-west-central Pacific.
Individuals or small groups inhabit branching corals in reef lagoons and passages.

Similar Species

The similar Ward's Damsel, Pomacentrus wardi, lacks the blue spot on the upper part of the caudal peduncle and has a large black blotch on the pectoral-fin base. Juvenile P. wardi have broader blue lines on the head and a larger spot on the caudal peduncle.

Species Citation

Pomacentrus grammorhynchus Fowler 1918, Proceedings of the Academy of Natural Sciences, Philadelphia 70: 44, fig. 17. Type locality: Philippines.

Author

Bray, D.J. 2019

Resources

Australian Faunal Directory

Bluespot Damsel, Pomacentrus grammorhynchus Fowler 1918

References


Allen, G.R. 1975. Damselfishes of the South Seas. New Jersey : T.F.H. Publications 237 pp. 251 figs. 

Allen, G.R. 1991. Damselfishes of the World. Melle, Germany : Mergus Verlag 271 pp. 

Allen, G.R. 1993. Fishes of Ashmore Reef and Cartier Island. Records of the Western Australian Museum, Supplement 44: 67-91 

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

Allen, G. R. 2001. Family Pomacentridae. pp. in Carpenter, K.E. & Niem, T.H. (eds). The Living Marine Resources of the Western Central Pacific. FAO Species Identification Guide for Fisheries Purposes. Rome : FAO Vol. 6 pp. 3381-4218. 

Allen, G.R. 2010. Pomacentrus wardi (errata version published in 2017). The IUCN Red List of Threatened Species 2010: e.T154888A115249236. http://dx.doi.org/10.2305/IUCN.UK.2010-4.RLTS.T154888A4659742.en. Downloaded on 12 May 2019.

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

Fowler, H.W. 1918. New and little-known fishes from the Philippine Islands. Proceedings of the Academy of Natural Sciences, Philadelphia 70: 2-71 figs 1-27 

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 

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.

Quick Facts


CAAB Code:37372112

Depth:1-12 m

Habitat:Reef associated

Max Size:9 cm SL

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CAAB distribution map