Ostracion tuberculatus   Linnaeus,  1758 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: The Nature Conservation and Aquatic Sciences Service

Size: 105-390 mm

Color: Brownish to yellowish with numerous black spots on head, bony plates of body with one or two or exceptionally three black spots. Caudal peduncle, caudal and bases of dorsal and pectoral usually with black spots. Fins yellowish.

Head 3.7-4.1 in standard length, 4.8-5.1 in total length. Depth of body 2.7-3.0 in standard length, 3.6-3.9 in total length. Eye diameter 3.0-3.3 in head, 1.7-1.8 in snout and 2.7-2.8 in concave interorbital space. Dorsal profile of snout somewhat concave with a hump above mouth. Body four ridged, pelvic ridges more prominent than the lateral ones. Anterior opening of carapace equal to or less than diameter of eye. Longest pectoral rays about 1.3-1.4 in head. Longest rays of dorsal and anal 1.5-1.8 in head.
Number of spines and rays in the dorsal fin: i, 8 (9); number of spines and rays in the anal fin: i, 8; number of rays in the pectoral fin: i, 9.

Remarks: Values in above description denote proportions.

Synonym (s)
Ostracion tuberculatus Linnaeus, 1758
Ostracion cubicus Day, 1878
Ostracion tuberculata Munro, 1955

Common Name (s)
• Gonu
• Thombu
Economic Importance and Threats

Habitat:  Reef Associated


• Lakshadweep, Agatti INDIA
• Lakshadweep, Bitra INDIA
• Lakshadweep, Kilttan INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep, Suheli INDIA
• Lakshadweep INDIA
• Lakshadweep, Suheli INDIA (Record: 06/03/1987-01/04/1987)
• Tamil Nadu, Kovalam INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at - http://www.reefindia.org/
  • 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 - http://www.marinespecies.org
  • Kumaran, M; Murty, VS and Lalmohan, RS (1989) Resources of ornamental fishes Marine living resources of the union territory of Lakshadweep: An indicative survey with suggestions for development Bulletin of Central Marine Research Institute CMFRI 43 46-64 Available at - http://eprints.cmfri.org.in/8213/1/Bulletin_No_43.pdf
  • Radhakrisnan, EV; Kathirvel, M; Devarajan, K; Vijayakumaran, M; Poovannan, P; Thangavelu, R; Hameed, KS; Sankaralingam, S; Ramakrishnan, A and Thangar, VS (1989) An unusual congregation of organisms in the catches off Kovalam, Madras Marine fisheries information service ICAR 99 16-18 Available at - NIO, Goa

Page last updated on:2011-07-18

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