Butis butis   (Hamilton,  1822) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Teigler, F

Size: 14-15 cm.

Color: Blackish, lighter below. Body with irregular cross bands. Head and body with reddish spots. On cheek and below eye rows of spots radiating from eye. First dorsal fin blackish, top red. Other fins have the membranes dusky to violet, the rays orange to red. Pectoral fin with one or with a double black spot, bordered by red, at the base. Rays of other fins spotted. Dorsal, anal and caudal fin bordered with red.

Body elongate, anteriorly cylindrical, posteriorly compressed, height 5-6 in length, 6-8 in total length, equal to snout and eye. Head pointed, depressed, 2 3/4 - 3 in length, 3 1/2 - 3 4/5 in total length. Profile concave. Eye 5-6 in head, interorbital 1-1 1/2 eye diameter. interorbital crest not denticulated, on each side two indistinct crests on snout. Snout pointed, much longer than eye, tip before inferior part of eye. Lower jaw prominent. Maxillary extends to below anterior margin of eye, or not so far. Teeth in many rows, in both jaws outer rows enlarged, In lower jaw inner row enlarged. Supra opercular groove distinct. In lower jaw inner row enlarged. Supra opercular groove distinct. Two to three open pores on posterior margin of preopercle. An open pore on each side in interorbital, some pores along each orbital crest. Head scaled posteriorly on snout, between nostrils, on cheek and opercle with ctenoid scales. Interoperculum naked or only with a few scales. Ctenoid scales Between eye and orbital crest. Scales of head and body with auxiliary scales, on breast and belly cycloid, on nape and laterally ctenoid. Five scales in a transversal line before caudal fin. Caudal peduncle more than 2 times longer than high. First dorsal fin pointed, half of height of body, second and third rays are the longest. Second dorsal and anal fin higher than first dorsal fin, but lower than body. Pectoral fin obtuse, not shorter than head without snout. Ventral fin shorter than pectoral fin. Caudal fin obtuse, about as long as head. Dorsal spines (total): 7 - 7, Dorsal soft rays (total): 8 - 8, Anal spines: 1, Anal soft rays: 8-9.

Dioecious, external fertilization, guarders of egg.

Remarks: Values in above description denote proportions.

Synonym (s)
Cheilodipterus butis Gray, 1834
Eleotris humeralis Cuvier and Valenciennes, 1837
Eleotris humeralis Bleeker, 1849
Eleotris butis Cantor, 1850
Eleotris melanopterus Bleeker, 1852
Butis butis Bleeker, 1856
Butis melanopterus Bleeker, 1857
Eleotris butis Gunther, 1861
Eleotris melanotopterus Bleeker, 1865
Butis butis Bleeker, 1877
Eleotris amboinensis Day, 1878
Eleotris longicauda Ogilby, 1910
Eleotris (Butis) amboinensis M. Weber, 1911
Eleotris (Butis) butis M. Weber, 1913
Butis amboinensis McCulloch and Ogilby, 1919
Butis butis Tomiyama, 1936
Eleotris longicauda Koumans, 1940
Butis butis Koumans, 1941
Cheilodipterus butis Hamilton, 1822
Eleotris butis (Hamilton, 1822)
Elestris butis (Hamilton, 1822)

Common Name (s)
• Duckbill Sleeper (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, marketed fresh)
Cultured:  Unknown

Habitat:  Demersal, Estuarine, Coastal
Trophic Level:  Tertiary Consumer
Prey:  Benthic crustaceans, shrimps/prawns, debris, bony fish (Chanos chanos), other benthic invertebrates, small fishes


• Andaman and Nicobar Islands, Andaman Islands (Lat: 10) (Long: 93) INDIA
• Orissa, Chilika Lake INDIA
• Andaman and Nicobar Islands, Andaman Islands INDIA
• Andaman and Nicobar Islands, Great Nicobar Island INDIA (Record: 08/2000-07/2003)
• Orissa, Chilika Lake INDIA (Record: 1948-1950)
• Maharashtra, Mumbai INDIA
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • 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
  • Rama Rao, KV (1995) Pisces Wetland ecosystem series 1: Fauna of Chilika lake ZSI, Calcutta 483-506 Available at - NIO, Goa
  • (2001) Fauna of Godavari estuary, Andhra Pradesh Estuarine ecosystem series 4 ZSI, Kolkata 1-166 Available at - ZSI, 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
  • Abbaasi, SA (1997) Wetlands of India-Ecology and Threats Discovery Publishing House,New Delhi II 1-182 Available at - NIO, RC Kochi
  • Tongnunui, P; Ikejima, K; Yamane, T; Horinouch, M; Medej, T; Sano, M; Kurokura, H and Taniuchi, T (2002) Fish fauna of the Sikao Creek mangrove estuary,Trang, Thailand Fisheries Science 68 Available at - NCL, Pune
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Koumans, FP (1953) The fishes of the Indo-Australian Archipelago A. J. Reprints agency, Karol Bagh, New Delhi 10 423 pp Available at - NIO, Goa
  • Rajaram, R; Srinivasan, M; Khan, SA and Kannan, L (2004) Ichthyofaunal diversity of great Nicobar Island, Bay of Bengal Journal of Indian fisheries association 31 13-26 Available at - NIO, Goa
  • Rajaram, R and Nedumaran, T (2009) Ichthyofaunal diversity in great Nicobar biosphere reserve, Bay of Bengal Journal of Threatened Taxa Wildlife Information Liaison Development Society 1(3) 166-169 Available at - http://threatenedtaxa.org/ZooPrintJournal/2009/March/o198526iii09166-169.pdf
  • Jones, S and Sujansingani, KH (1954) Fish and fisheries of the Chilka Lake with statistics of fish catches for the years 1948-1950 Indian Journal of Fisheries Indian Journal of Fisheries for the Indian Council of Agricultural Research 1 (1-2) 256-344 Available at - http://eprints.cmfri.org.in/1634/2/Article_15.pdf
  • 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 - http://eprints.cmfri.org.in/571/1/Bulletin_10.pdf
  • Mehta, R; Mehta, HS and Rajan, PT (1989) Caudal skeleton in some perciform fishes and its value in systematics Journal of Andaman Science Association Andaman Science Association, Port Blair 5(2) 108-112 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

Page last updated on:2011-08-10

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