Zanclus canescens   (Linnaeus,  1758) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: dkimages

Size: 80 mm.

Color: Yellowish white with two broad blackish cross bands; the first from interorbital and insertion of dorsal to the sides of breast and before vent and another from anterior part of soft dorsal to anterior part of soft anal. Four white lines present on the anterior blackish band, two directed upwards from eye, one from opercular area downwards to ventral origin and another from front of pectoral towards vent. Snout blackish, chin dusky. Caudal with a blackish crescent, posterior margin whitish. Ventral blackish.

Body highly compressed and elevated dorso-ventrally. Head 2.5-2.7 in standard length, 3.2-3.4 in total length. Depth of body 1.00-1.15 in standard length, 1.25-1.40 in total length. Eye diameter 3.0-3.2 in head, 1.5-1.6 in snout and about 0.8 in convex interorbital space. Dorsal profile of snout highly concave. Teeth in jaws slender and bristle-like. No interorbital horns. A strong recurved spine on the preorbital above corner of mouth. First two dorsal spines short and stout, third spine filamentous, more than total length.
Number of spines and rays in the dorsal fin: VII, 38-41; number of spines and rays in the anal fin: III, 33-35; number of rays in the pectoral fin: ii, 16; number of spines and rays in the ventral fin: I, 5.

Remarks: Values in above description denote proportions.

Synonym (s)
Chaetodon canescens Linnaeus, 1758
Chaetodon canescens Bloch and Schneider, 1801
Pomacanthus canescens Lacepede, 1803
Zanclus centrognathus Cuvier and Valenciennes, 1831
Zanclus Montrouzieri Thiolliere, 1836
Zanclus canescens Gunther, 1860
Gnathocentrum centrognathum Guichenot, 1866
Zanclus cornutus Gunther, 1876
Zanclus canescens Bleeker, 1877
Zanclus ruthiae Bryan, 1906
Zanclus canescens M. Weber, 1913
Zanclus ruthiae D. St. Jordan and E. K. Jordan, 1925
Zanclus canescens Barnard, 1927
Zanclus canescens Herre, 1927
Zanclus canescens Fowler, 1928
Zanclus canescens Fowler and Bean, 1929
Zanclus canescens Borodin, 1932
Zanclus canescens Weber and de Beaufort, 1936

Common Name (s)
• Didanegi
• Kodiyan
• Moorish Idol
Economic Importance and Threats
Importance:  Commercial
(Ornamental fish)

Habitat:  Reef Associated


• Lakshadweep, Kavaratti Atoll (Lat: 10.55) (Long: 72.63) INDIA (Record: 01/1991-06/1992)
• Lakshadweep, Chettalatt INDIA
• Lakshadweep, Kavaratti INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep INDIA
• Lakshadweep Islands INDIA (Record: 11/1993-01/1997)
• Lakshadweep, Minicoy Island (Lat: 8.11) (Long: 73.3) INDIA

Literature Source(s)
  • Anand, PEV and Pillai, NGK (2003) Habitat distribution and species diversity of coral reef fishes in the reefslope of the Kavaratti atoll, Lakshadweep, India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 45(1) 88-98 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Available at -
  • Weber, M; Beaufort, LF (1936) The fishes of the Indo-Australian Archipelago Print times, Pataudi house, Daryaganj, New Delhi 7 607 pp Available at - NIO, Goa
  • Jones, S and Kumaran, M (1980) Fishes of the Laccadive Archipelago The Nature Conservation and Aquatic Sciences Service, Trivandrum, Kerala 760 pp Available at - NIO, Goa
  • Murty, VS (2002) Marine ornamental fish resources of Lakshadweep CMFRI Special Publication CMFRI 72 1-134 Available at -
  • Jones, S and Kumaran, M (1959) The fishing industry of Minicoy Island with special reference to the tuna fishery Indian Journal of Fisheries Indian Council of Agricultural Research 6 (1) 30-57 Available at -
  • Murty, VS (2001) Ornamental fish resources of Lakshadweep Bulletins of the Geological Survey of India 56 103-111 Available at -
  • Pillai, PKM and Augustine, SK (2000) A code list of common marine living resources of the Indian seas CMFRI Special Publication No.12 CMFRI 1-115 Available at -

Page last updated on:2011-12-05

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