Thyrsitoides marleyi   Fowler,  1929 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Yuniar, A.T.

Size: Maximum 200 cm TL; common to 100 cm standard length.

Color: Body color is dark brown with slightly metallic reflections, sometimes slightly paler on belly. Dorsal fin membranes with black markings.

Body extremely elongate and considerably compressed. Head 3.8 in standard length, 4.4 in total length. Depth of body 8.0 in standard length, 9.2 in total length. Eye diameter 6.8 in head and 3.0 in snout. Lower jaw very prominent, maxillary reaching to below front border of eye. Teeth strong, canines in front. Scales minute. Two lateral lines, the lower originating from upper below the fifth dorsal spine. First dorsal spine longest, slightly shorter than eye; the spines decreasing in length posteriorly. Pectoral fin equal to snout; ventral shorter.
Number of spines in the first dorsal fin: XVIII; number of spines and rays in the second dorsal fin: 15+5; number of spines and rays in the anal fin: 13+5; number of spines and rays in the ventral fin: I, 5.

Remarks: Values in above description denote proportions.

Synonym (s)
Mimasea taeniosoma Kamohara, 1936
(Junior synonym)
Thyrsitoides jordanus Ajiad, Jafari & Mahasneh, 1987
(Junior synonym)
Thrysitoides marleyi Fowler, 1929
Thyrisitoides marleyi Fowler, 1929

Common Name (s)
• Slender Snoek (English)
• Black Snoek (English)
Economic Importance and Threats
Importance:  Commercial

Habitat:  Bentho Pelagic
Trophic Level:  Tertiary Consumer
Prey:  Mesopelagic fish, squid and crustaceans


• Lakshadweep INDIA
• Kerala INDIA
• Off South West Coast INDIA (Record: 01/1962-12/1968) (Depth: 101-450 mts)
• Andhra Pradesh, Vishakhapatnam INDIA

Literature Source(s)
  • Wafar, MVM (2003) Checklists of reef fauna Available at -
  • Letourneur, Y; Chabanet, P; Durville, P; Taquet, M; Teissier, E; Parmentier, M; Quero, JC and Pothin, K (2004) An updated checklist of the marine fish fauna of Reunion Island, south-western Indian Ocean Cybium 28(3) 199-216
  • Michel, P; Francis, M; Yves, C; Vincent, L; Richard, S; Olivier, M and Menard, F (2007) Forage fauna in the diet of three large pelagic fishes (lancetfish, swordfish and yellowfin tuna) in the Western equatorial Indian Ocean Science Direct (Fisheries Research) 83 60-72 Available at - NCL Information Division
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • 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 -
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 2 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
  • 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 -
  • Jayasankar, P; Pillai, NGK; Rajagopalan, M and Sobhana, KS (2007) Night fishing for oceanic tunas at Vishakhapatnam CMFRI newsletter Modayil, MJ 113 1-11 Available at -
  • 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 -

Page last updated on:2011-12-07

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