Echeneis naucrates   Linnaeus,  1758 (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Rokus Groeneveld

Size: Max length 110 cm TL (male/unsexed); common length 66.0 cm SL (male/unsexed)

Max. published weight: 2,300 g

Color: Bluish brown above, lower sides lighter. A dark brown horizontal band from snout through eye to end of caudal fin leaving the external margin of the fin whitish. Dorsal and anal light brownish, broadly edged lighter in front. Pectoral brown. Ventral light brown.

Body comparatively elongate, slender. Head 5.0-5.1 in standard length, 5.8-6.1 in total length. Depth of body 9.4-10.0 in standard length, 11.0-12.0 in total length. Eye diameter 6.2-6.4 in head and 2.6-2.8 in snout. Sucking disc with 22 to 25 transverse laminae, reaching somewhat a level from middle of pectoral, 1.30-1.45 of head, its breadth 2.3-2.5 in its length. Lower jaw produced in a flap. Jaws with broad bands of sharp conical teeth, those on outer margin of lower jaw largest. Narrow band of teeth on vomer and palatines. Maxillary reaching to below nostrils. Scales minute. Origin of soft dorsal nearer to base of caudal than to tip of snout. Anterior rays of dorsal fin about equal to snout. Longest anal rays longer than snout. Pectoral fin pointed with flexible rays, its length about half length of snout shorter than head. Ventral fin narrowly adnate to abdomen, shorter than pectoral. Caudal fin somewhat truncate or central rays slightly produced.
Number of spines and rays in the dorsal fin: 34-35; number of spines and rays in the anal fin: 33-35; number of rays in the pectoral fin: 20; number of spines and rays in the ventral fin: I, 5; gill raker count: 1+1+16.

Remarks: Values in above description denote proportions.

Synonym (s)
Leptecheneis naucrates Linnaeus, 1758
Echeneis neucrates Linnaeus, 1758
Echeneis naucrates Smith, 1949
Echeneis chiromacer Dumeril, 1858
(Ambiguous synonym)
Echeneis fasciata Gronow, 1854
(Junior synonym)
Echeneis fusca Gronow, 1854
(Junior synonym)
Echeneis guaican Poey, 1860
(Junior synonym)
Echeneis lunata Bancroft, 1831
(Junior synonym)
Echeneis metallica Poey, 1860
(Junior synonym)
Echeneis scaphecrates Dumeril, 1858
(Ambiguous synonym)
Echeneis vittata Ruppell, 1838
(Junior synonym)
Leptecheneis flaviventris Seale, 1906
(Junior synonym)
Leptecheneis naucrates (Linnaeus, 1758)
(Senior synonym)
Echeneis naucratus Linnaeus, 1758
Echeneis neucrates Linnaeus, 1758
Echensis naucrates Linnaeus, 1758
Echneis naucrates Linnaeus, 1758

Common Name (s)
• Slender Sukerfish (English)
• Live Sharksucker (English)
• Feesung (Mahl)
• Slender Sucker-fish (English)
• Sharksucker (English)
• Pilal otti
• Slender Sucher Fish (English)
• Sherk Sucker (English)
• Lutchik
Economic Importance and Threats
Importance:  Commercial
(Gamefish, aquarium, fisheries)

Habitat:  Reef Associated, Estuarine, Coastal
Trophic Level:  Secondary Consumer
Prey:  Small fishes, bits of its host's prey and host's parasites


• West Bengal, Digha Coast (Lat: 21.61) (Long: 87.53) INDIA
• Tamil Nadu, Chennai Coast INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Lakshadweep, Minicoy INDIA
• West Coast INDIA
• Tamil Nadu, Mandapam INDIA
• West Bengal, Digha Ghole (Lat: 21.61) (Long: 87.53) INDIA (Record: 1981-1982)
• Andaman and Nicobar Islands INDIA
• Gujarat INDIA
• West Bengal (Lat: 21.45) (Long: 87.9) 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
  • Chatterjee, TK; Talukdar, RS and Mukherjee, AK (2000) Fish and fisheries of Digha coast of West Bengal Occasional paper no 188 Records of the Zoological Survey of India 31778 Available at - NCL, Pune
  • Integrated Taxonomic Information System (ITIS) Available at -
  • James, C; O'Farrell, S; Hamylton, S; Ingwersen, C and Walker, R The coral reef resources of Mu Ko Surin national park, Thailand Coral Cay Conservation Available at -
  • Hussain, SM Brief report on biodiversity in the coastal areas of Pakistan p 113
  • Kuo, RS and Shao, KT (1999) Species composition of fish in the coastal zones of the Tsengwen estuary, with descriptions of five new records from Taiwan Zoological Studies 38(4) 391-404 Available at - NIO, Goa
  • (1994) The effect of artificial reef installation on the biosocioeconomics of small scale fisheries in Ranong province, Thailand Bay of Bengal Programme Available at - NCL, Pune
  • 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
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • Tun, MT (2001) Marine fishes of Myanmar (pelagic and demersal) U Than Tun, Director-General, Department of Fisheries, Ministry of Livestock and Fisheries, Myanmar 276 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Al-Abdessalaam, TZS (1995) Marine species of the Sultanate of Oman p 412 Available at - NIO, Goa
  • Marine Biological Station, Chennai, Tamil Nadu (2003) Checklist of marine fauna of Tamil Nadu Department of Environment, Government of Tamil Nadu 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 -
  • 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
  • Dr. Kumaraguru, AK (2000) Studies on socioeconomics of Coral Reef resource users in the Gulf of Mannar coast, South India Centre for Marine and Coastal studies School of Energy, Environment and Natural Resources Madurai Kamaraj University, Madurai, India Available at -
  • Manna, B and Goswami, BCB (1985) A check-list of marine and estuarine fishes of Digha, West Bengal, India Mahasagar- Bulletin of the National Institute of Oceanography NIO, Goa 18(4) 489-499 Available at -
  • 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 -
  • Murty, VS (1969) Catalogue of fishes (excluding from the Laccadives) in the reference collections of the Central Marine Fisheries Research Institute Bulletin of Central Marine Research Institute CMFRI, Cochin 10 1-38 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
  • Dholakia, AD (2004) Marine resources Fisheries and aquatic resources of India Daya publishing house 271-303 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 -
  • 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:2012-01-13

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