Choerodon robustus   (Gunther,  1862) (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Actinopterygii
Order:Perciformes
Family:Labridae

Image copyrights: Randall, J.E.

Description
Max size: 28 cm.

Color: reddish orange to pinkish brown forward and above, a diagonal brown line connecting pectoral fin base and posterior end of dorsal fin base; sides white to yellowish below and behind, with several horizontal rows of blue spots on caudal peduncle; head with 2 short blue lines passing through and beneath eye, respectively; chin blue; lower half of opercle edged with blue, dorsal and anal fins yellow with blue stripes; caudal fin yellow with blue upper and lower edges and wavy blue lines centrally.

Body deep, greatest depth more than length of head. Dorsal profile of head convexly curved; anterior tip of head forming a broad angle with snout steeply inclined; jaws prominent; 4 strong canines situated anteriorly in each jaw with second pair in lower jaw difected laterally; a moderately small canine present on each side at rear of upper jaw. Dorsal fin continuous, with 13 spines and 8 soft rays; the spines and anterior soft rays of similar length; anal fin with 3 spines and 10 soft rays; pectoral fins with 2 unbranched and 14 branched rays; pelvic fins not filamentous; caudal fin squared off. Lateral line continuous, smoothly curved, with 29 pored scales. Scales barely reaching onto bases of dorsal and anal fins; scales in front of dorsal fin distinctly not extending forward to above eye; cheek and opercle scaled; lower jaw without scales.


Synonym (s)
Xiphochilus robustus Gunther, 1862
(Senior synonym)
Choerodon pescadoresis Yu, 1968
(Junior synonym)

Common Name (s)
• Robust Tuskfish (English)
• Swordlipped Wrasse (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, marketed fresh, flesh of high quality)

Ecology
Habitat:  Reef Associated
Prey:  Crustaceans, molluscs and sea urchins
Predator:  Bony fish (Cephalopholis hemistiktos)

Biogeography


• Andaman and Nicobar Islands 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
  • Lloyd, JA and RP, Mounsey (1998) The potential of the trammel net as an alternative method for sampling fish on deep water reefs Fisheries Research (Amsterdam) 39(1) Available at - Zoological Records
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Letourneur, Y; Chabanet, P; Durville, P; Taquet, M; Teissier, E; Parmentier, M; Quero, JC and Pothin, K (2004) An updated checklist of the marine fish fauna of Reunion Island, south-western Indian Ocean Cybium 28(3) 199-216
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 2 Available at - http://www.fao.org/docrep/009/ad468e/ad468e00.HTM#Contents
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Talwar, PK (1990) Fishes of Andaman and Nicobar Islands: A synoptic survey Journal of the Andaman Science Association Andaman Science Association, Port Blair 6(2) 71-102 Available at - NIO,Goa

Page last updated on:2011-08-08

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