Cryptocentrus gymnocephalus [Status Unaccepted]   (Bleeker,  1853) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Size: 140 mm.

Color: Reddish green above, reddish pearl like below. Laterally 3 transverse bands, the first below first dorsal fin, second below anterior part of second dorsal fin, third below posterior part of second dorsal fin. Dorsal fins, anal caudal fin reddish green. First dorsal fin with red margin. Second dorsal fin bordered with yellow, blue and red. Anal fin halfway with a red and blue longitudinal band. Caudal fin with many red and blue alternating oblique stripes, upper margin yellow. Pectoral fin reddish. Ventral fin reddish violet.

Body elongate, compressed, height 6 1/3-7 in length, 8-9 1/4 in total length. Head obtuse, compressed, 4 2/5- 4 3/4 in length, about 6 in total length. Profile convex. Eye 4-4 2/5 in head, interorbital less than 1/3 eye diameter. Snout obtuse, shorter than eye, tip before or a little below lower margin of eye. Anterior nostril in a short tube. Mouth oblique, lower jaw a little prominent. Maxillary extends to below posterior part of eye. Teeth in many rows. In upper jaw outer row enlarged, caninoid in front. In lower jaw outer row enlarged, to halfway the jaw, no canines, inner row with 2-4 canines. Posteriorly in median line in interorbital an open pore. Behind eye at the beginning of supraopercular groove an open pore. head naked, middle of nape naked. Scales anteriorly on body cycloid, posteriorly ctenoid. First dorsal fin as high as or a little lower than body, fourth rays are the longest. Second dorsal and anal fin two times longer than first dorsal fin, lower than body, pointed posteriorly. Pectoral fin a little shorter than head. Ventral fin obtuse, a little longer. Caudal fin lanceolate, about two times the length of head.

Remarks: Values in above description denote proportions.

Synonym (s)
Gobius gymnocephalus Bleeker, 1853
Gobius gymnocephalus Gunther, 1861
Gobius gymnocephalus Day, 1889
Cryptocentrus gymnocephalus Koumans, 1941

Common Name (s)
Economic Importance and Threats

Habitat:  Estuarine


• Tamil Nadu, Chennai Coast INDIA (Record: 2003)
• Tamil Nadu, Gulf of Mannar INDIA (Record: 2003)
• Tamil Nadu, Chennai INDIA (Record: 1953)

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Marine Biological Station, Chennai, Tamil Nadu (2003) Checklist of marine fauna of Tamil Nadu Department of Environment, Government of Tamil Nadu Available at -
  • Dr. Ramesh, R; Dr. Nammalwar, P and Dr. Gowri, VS (2008) Database on coastal information of Tamil Nadu Report Submitted to Environmental Information System (ENVIS) Centre, Department of Environment, Government of Tamil Nadu Institute for Ocean Management, Anna University, Chennai, Tamil Nadu. Available at -
  • Koumans, FP (1953) The fishes of the Indo-Australian Archipelago A. J. Reprints agency, Karol Bagh, New Delhi 10 423 pp Available at - NIO, Goa
  • Das, P; De, SP; Bhowmik, RM; Pandit, IK; Sengupta, R; Nandi, AC; Thakurta, SC and Saha, S (2007) Piscine diversity of West Bengal Fishing chimes 27(5) 15-28 Available at - NIO, Goa

Page last updated on:2012-01-24

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