Halichoeres nigrescens   (Bloch & Schneider,  1801) (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Perciformes
Family:Labridae

Image copyrights: Randall, J.E.

Description
Size: 14 cm TL

Color: Juveniles and females with thick mid-lateral stripe and ocellus midway in dorsal fin. Latter fades to small spot in males.

Height 3.2, 3.8 in length with caudal. Head 3.3, 4 in length with caudal. Height of head 1.2 in its length. Eye 5.6, 1.8 in snout and 1.2 in slightly convex inter orbital space. Mouth moderate, nearly horizontal. Corner of mouth almost one eye diameter below level of lower border of eye. Maxillary not reaching to below anterior nostril. Lips thick, plated. Teeth conical, somewhat curved, the two anterior ones in the upper jaw long, more pointed, directed forwards and canines. The two anterior ones in the lower jaw caninoid. A strong posterior canine at corner of mouth. Head naked, excepting above, where the scales begin above hinder part of eye. About 11-12 rows of scales before dorsal, these scales much smaller than those of the body. Similar small scales between isthmus and ventrals. Scales of belly somewhat smaller than those of sides. Dorsal spine stiff and pungent, first as long as eye, second slightly shorter than snout, third as long as snout, following spines slightly decreasing in size, but the last spine as long as the third. First and second spines divergent. Soft dorsal higher than spinous part, the longest equal to snout and eye together. Dorsal pointed behind. First anal spine minute, third longest, slightly less than snout. Soft anal somewhat less deep than soft dorsal, pointed behind. Pectorals as long as head without snout. Ventrals pointed, the first ray slightly produced, equal to postorbital part of head. Caudal rounded. Dorsal spines (total): 9; Dorsal soft rays (total): 12; Anal spines: 3; Anal soft rays: 12.


Remarks: Values in above description denote proportions.


Synonym (s)
Labrus nigrescens Bloch and Schneider, 1801
Julis dussumieri Cuvier and Valenciennes, 1839
Julis exornatus Richardson, 1846
Julis (Halichoeres) notophthalmus Bleeker, 1849
Julis dussumieri Cantor, 1850
Julis (Halichoeres) notophthalmus Bleeker, 1853
Julis (Halichoeres) mola Bleeker, 1859
Halichoeres nigrescens Bleeker, 1862
Platyglossus dussumieri Gunther, 1862
Platyglossus dussumieri Kner, 1865
Choerojulis dussumieri von Martens, 1876
Platyglossus dussumieri Day, 1877
Platyglossus dussumieri Macleary, 1881
Platyglossus dussumieri Regan, 1905
Halichoeres nigrescens Jordan and Seale, 1907
Halichoeres nigrescens Fowler and Bean, 1928
Halichoeres nigrescens Fowler, 1931
Halichoeres dianthus Smith, 1947
Halichoeres dussumieri (Valenciennes, 1839)
Halichoeres javanicus (Bleeker, 1857)
Halichoeres kneri Bleeker, 1862
Halichoeres leucostigma Fowler & Bean, 1928
Halichoeres nigriscens (Bloch & Schneider, 1801)
(Misspelling)
Julis dussumieri Valenciennes, 1839
Platyglossus amabilis De Vis, 1885
Julis javanicus Bleeker, 1857
Labrus baccatus Marion de Proce, 1822
Labrus mola Cuvier, 1829
Platyglossus dayi Steindachner, 1870
Platyglossus dubius Steindachner, 1866
Platyglossus immaculatus Macleay, 1878
Platyglossus maculatus Jatzow & Lenz, 1898
Platyglossus ransonneti Steindachner, 1870
Platyglossus roseus Day, 1888

Common Name (s)
• Greenback Wrasse (English)
• Bubblefin Wrasse (English)
Economic Importance and Threats

Ecology
Habitat:  Reef Associated,Rocky

Biogeography


• INDIA
• Andaman and Nicobar Islands INDIA
• Andaman and Nicobar Islands, Hut Bay INDIA
• Tamil Nadu, Mandapam INDIA
• Tamil Nadu, Gulf of Mannar INDIA

Literature Source(s)
  • Rao, DV; Devi, K and Rajan, PT (2000) An account of ichthyofauna of Andaman and Nicobar Islands, Bay of Bengal Occasional paper no 178 Records of the Zoological Survey of India ZSI, Calcutta 1-434 Available at - NCL, Pune
  • James, C; O'Farrell, S; Hamylton, S; Ingwersen, C and Walker, R The coral reef resources of Mu Ko Surin national park, Thailand Coral Cay Conservation Available at - www.coralcay.org
  • Allen, GR and Mohammed, A (2003) Coral Reef Fishes of Indonesia Zoological Studies 42(1) 26299 Available at - Digital Information Resource Center, Pune.
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Beaufort, LF (1940) The fishes of the Indo-Australian Archipelago A. J. Reprints agency, Karol Bagh, New Delhi 8 508 pp Available at - NIO, Goa
  • Rao, DV; Devi, K and Rajan, PT (1992) Some new records of wrasses ( Family: Labridae) from A&N Islands Journal of the Andaman science association Andaman science association, Port Blair 8(1) 43-46 Available at - NIO, Goa
  • Murty, VS (1969) Catalogue of fishes (excluding from the Laccadives) in the reference collections of the Central Marine Fisheries Research Institute Bulletin of Central Marine Research Institute CMFRI, Cochin 10 1-38 Available at - http://eprints.cmfri.org.in/571/1/Bulletin_10.pdf
  • Varghese, M; Manisseri, MK; Ramamurthy, N; Geetha, PM; Thomas, VJ and Gandhi, A (2011) Coral reef fishes of Gulf of Mannar, S.E of India Fishing Chimes CMFRI 31(1) 38-40 Available at - NIO, Goa

Page last updated on:2011-06-07

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