Blennechis filamentosus   Valenciennes,  1836 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: The Nature Conservation and Aquatic Sciences Service

Size: 43 mm

Color: Light brownish, lighter below; a blue band from snout through eye to base of caudal and seven light cross bars on sides extending on to basal part of dorsal and anal fins. Outer edges of caudal fin clear. Ventral brownish. Pectoral clear.

Head 3.7 in standard length, 4.4 in total length. Depth of body 5.7 in standard length, 6.7 in total length. Eye diameter 4 in head, slightly shorter than snout and equal to interorbital space. Mouth inferior. About 20 teeth in each jaw; a backwardly hooked canine on each side of lower jaw. Gill opening extending opposite to lower edge of base of pectoral fin. Dorsal fin origin behind a level from hind border of eye. First three spines of dorsal fin notably elongate, as long as head, hind ones much shorter. Last ray of dorsal and anal fins attached very close to base of caudal fin. Pectoral fin equal to postorbital part of head plus half eye diameter. Ventral fin slightly longer than pectoral fin.
Number of spines and rays in the dorsal fin: XI, 27; number of spines and rays in the anal fin: II, 26; number of rays in the pectoral fin: 14; number of spines and rays in the ventral fin: I, 3.

Remarks: Values in above description denote proportions.

Synonym (s)
Blennechis filamentosus Cuvier and Valenciennes, 1836
Aspidontus filamentosus Smith, 1949

Common Name (s)
Economic Importance and Threats



• Lakshadweep, Chettalatt INDIA
• Lakshadweep INDIA
• Andaman and Nicobar Islands, Andamans INDIA
• Red Sea
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at -
  • 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
  • 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
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • 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:2011-08-10

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