Grammoplites scaber   (Linnaeus,  1758) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Gloerfelt-Tarp, T.

Size: 30.0 cm TL (male)

Color: Brown above and light below, about 4 dark vertical bands on dorsal side which extend to sides also. First dorsal with minute dark spots and black on distal half. Second dorsal, anal, caudal and pectoral with small spots; pelvic dark with minute black pigment spots.

Lateral line scales often 53, each scale with a backward directed spine that extends beyond rear margin of scale, especially along the caudal peduncle. Interorbital width 9% or more of head length. Dorsal spines (total): 9; Dorsal soft rays (total): 1113. Maxillary reaches to below middle of eye; anterior nostril with a flap. Teeth villiform in two distinct oval patches on vomer and in two elongate bands on platines. Ridges between anterior nostrils with a spine on each, between these two ridges from posterior part, two smooth ridges extend parallel upto anterior part of interorbital. A strong pointed spine on anterior orbital rim. Supraorbital ridge smooth in its anterior half, serrated posteriorly and continued as fan-like diverging low ridges, central one forming superior postorbital ridge which has 3-6 spines. Inferior postorbital ridge with 5 spines at its beginning; 3 spines below anterior half of eye, one spine below middle of eye, one spine below posterior border of eye and 2-3 spines behind it, last one at base of upper preopercular spine which is short and does not reach gill opening, two small spines below it. Opercle with two smooth ridges ending in spines. Opercle and preopercle scaly. First dorsal spine small, third spine longest and equal to or slightly smaller than first ray of second dorsal. Pectorals rounded. Caudal rounded. Lateral line completely spiny, spines strong and very prominent posteriorly.

Synonym (s)
Cottus scaber Linnaeus, 1758
(Senior synonym)
Platycephalus neglectus Troschel, 1840
(Junior synonym)
Platycephalus scaber (Linnaeus, 1758)
(Senior synonym)
Thysanophrys scaber (Linnaeus, 1758)
(Senior synonym)
Cottus scaber Linnaeus, 1785
Platycephalus scaber Day, 1878
Grammoplites scaber Munro, 1955

Common Name (s)
• Rough Flathead (English)
• Bhuyari (Konkani)
• Vetoolpathy (Tamil)
• Irrwa (Telugu)
• Round Flathead
Economic Importance and Threats
Importance:  Commercial

Habitat:  Demersal, Estuarine, Coastal


• Tamil Nadu, Chennai Coast INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Kerala, Ponnani Estuary INDIA (Record: 03/1997-02/1999)
• Kerala INDIA
• Palk Bay INDIA
• Kerala, Neendakara INDIA
• Tamil Nadu, Chennai INDIA
• Lakshadweep INDIA
• Pondicherry, Karaikal INDIA
• Kerala, Kochi INDIA
• Orissa INDIA
• West Bengal, Hugli River INDIA
• Off South West Coast INDIA (Record: 01/1962-12/1968) (Depth: 10-75 mts)
• Tamil Nadu, Mandapam INDIA
• Andaman and Nicobar Islands INDIA
• Andhra Pradesh, Off Visakhapatnam (Lat: 17.73) (Long: 83.55) INDIA (Record: 04/1989-03/1990) (Depth: 50 mts)
• West Bengal (Lat: 21.45) (Long: 87.9) INDIA

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 -
  • Bijukumar, A and Sushama, S (2000) Ichthyofauna of Ponnani estuary, Kerala Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 42(1&2) 182-189 Available at - NIO, Goa
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp 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 -
  • Bijukumar, A and Deepthi, GR (2009) Mean trophic index of fish fauna associated with trawl bycatch of Kerala, southwest coast of India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 51(2) 145 - 154 Available at - NIO, Goa
  • Murty, VS (1975) On the fishes of the family Platycephalidae of the seas around India Journal of the Marine Biological Association of India Marine Biological Association of India 17(3) 79-694 Available at -
  • Silas, EG (1969) Part-1 Exploratory otter trawling surveys by R.V. Varuna and other vessels operating in association with her from the continental shelf edge and the upper continental slope off the south-west coast of India Exploratory fishing by R.V. Varuna Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 12 7-51 Available at -
  • Nair, PVR; Luther, G and Adolph, C (1965) An ecological study of some pools near Mandapam (South India) formed as a result of the cyclone and tidal wave of 1964 Journal of the marine biological associaiton of India The marine biological association of India 7(2) 420-439 Available at - NIO, Goa
  • 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
  • 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 -
  • Sujatha, K (1995) Finfish constituents of trawl by-catch off Visakhapatnam Fishery Technology Society of Fisheries Technologists 32(1) 56-60 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:2012-01-10

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