Grammatorcynus bicarinatus   (Quoy & Gaimard,  1825) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Patzner, R.

Size: Max. length 112 cm FL (male/unsexed)

Max. weight reported: 13.5 kg

Color: Brownish blue above, lighter below. Fins grayish, dusky at tip.

Body elongate, compressed. Head 4.4-4.5 in standard length, 5.2-5.3 in total length. Depth of body 4.6-4.7 in standard length, 5.6-5.7 in total length. Eye diameter 4.2-4.3 in head, 1.3 in pointed snout and also in interorbital space. Jaws with a single row of pointed teeth; a rounded patch of teeth on vomer and in an elongate patch on palatines. Second spine of first dorsal fin longest, slightly shorter than postorbital length of head. Height of second dorsal fin as long as postorbital length of head. Height of anal fin less than that of second dorsal fin. Two lateral lines, the upper ending below sixth dorsal finlet; the second originating from the first above end of pectoral fin running downwards and then curving backwards and joining the upper in front of peduncular keel and ending on peduncular keel.
Number of spines in the first dorsal fin: XII; number of spines and rays in the second dorsal fin: 11+7; number of spines and rays in the anal fin: 12+6; number of rays in the pectoral fin: 24; number of spines and rays in the ventral fin: I, 5; gill raker count: 3+1+15.

Remarks: Values in above description denote proportions.

Synonym (s)
Grammatorcynus bilineatus (non Ruppell, 1836)
(Misapplied name)
Grammatorycnus bicarinatus (Quoy & Gaimard, 1825)
(Senior synonym)
Thynnus bicarinatus Quoy & Gaimard, 1825
(Senior synonym)
Thynnus bicarinatus Quoy and Gaimard, 1825
Grammatorcynus bicarinatus de Beaufort, 1951
Grammatorcynus bicarinatus Jones and Silas, 1964

Common Name (s)
• Double Lined Mackerel (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, gamefish. Utilized as a food fish.)

Habitat:  Reef Associated
Trophic Level:  Tertiary Consumer
Prey:  Clupeoid fishes


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

Literature Source(s)
  • 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 -
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • Talwar, PK and Kacker, RK (1984) Commercial sea fishes of India ZSI, Calcutta 997 pp Available at - NIO, Goa
  • Jones, S. (1969) Catalogue of fishes from the Laccadive Archipelago in the reference collections of the Central Marine Fisheries Research Institute. Bulletin of Central Marine Research Institute CMFRI, Cochin 8 1-35 Available at -
  • Jones, S; Silas, EG and Dawson, E (1960) New records of scombroid fishes from the Andaman-Nicobar waters Journal of the marine biological association of India The marine biological association of India 2(1) 130-133 Available at -

Page last updated on:2011-03-30

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