© Copyright Ross Robertson, 2006 · 12 Triaenodon obesus Click on map for details about points. IDnature guides Checklist Australia Vertebrata Fish Fish species NCSM SFTEP Links We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use. Australian Faunal Directory FishBase 80x5 - 240x3 - 240x4 - 320x1 - 320x2 - 320x3 - 640x1 - 640x2 Set display option above. Click on images to enlarge. © Copyright Ross Robertson, 2006 · 12 Triaenodon obesus © Copyright Gerald Allen, 2006 · 0 Triaenodon obesus © Copyright Photographer/SFTEP, 2002 · 0 Triaenodon obesus © Copyright Photographer/SFTEP, 2002 · 0 Triaenodon obesus 5 thumbnails  •  slide show español Overview Main identification features use genus A slender shark (body depth ~11-16% of total length); head depressed, about twice as broad as deep; very short blunt snout; spiracles absent or minute; lip furrows very short; tubular front nostril flaps; small smooth-edged teeth with strong points in both jaws, 5 short gill slits, all before pectoral; 1st dorsal fin nearer pelvic than pectoral. Brownish grey, shading to whitish with a yellow cast ventrally, usually with a few scattered roundish dark grey spots on body (more on bottom half than top); tips of first dorsal fin and upper caudal lobe broadly white; tips of second dorsal fin and lower lobe of caudal fin also often white. Maximum size, 213 cm; 52-60 cm at birth. Spends most of the day at rest on the bottom in caves or beneath ledges; a seemingly curious shark that often approaches divers at close range. Depth: 2-300 m. Indo-Pacific; the mouth of the Gulf of California to Peru, all the oceanic islands except Clipperton. Attributes Abundance: Common. Cites: Not listed. Climate Zone: Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo); Northern Subtropical (Cortez Province + Sinaloan Gap). Depth Range Max: 300 m. Depth Range Min: 2 m. Diet: mobile benthic crustacea (shrimps/crabs); bony fishes; octopus/squid/cuttlefish. Eastern Pacific Range: Northern limit=24; Southern limit=-4; Western limit=-115; Eastern limit=-78; Latitudinal range=28; Longitudinal range=37. Egg Type: Live birth; No pelagic larva; No pelagic phase. Feeding Group: Carnivore. FishBase Habitat: Reef Associated. Global Endemism: All Pacific (West + Central + East); Indo-Pacific only (Indian + Pacific Oceans); TEP non-endemic; "Transpacific" (East + Central &/or West Pacific); All species. Habitat: Corals; Reef associated (reef + edges-water column & soft bottom); Rocks; Reef (rock &/or coral); Reef only. Inshore Offshore: Inshore; Inshore Only. IUCN Red List: Near threatened; Listed. Length Max: 213 cm. Regional Endemism: Island (s); Continent; Continent + Island (s); Eastern Pacific non-endemic; Tropical Eastern Pacific (TEP) non-endemic; All species. Residency: Resident. Salinity: Marine; Marine Only. Water Column Position: Bottom; Near Bottom; Bottom + water column; Names Scientific source: Integrated Taxonomic Information System Links to other sites Fishbase Catalog of Fishes Integrated Taxonomic Information System References Acero, A. and Franke, R., 2001., Peces del parque nacional natural Gorgona. En: Barrios, L. M. y M. Lopéz-Victoria (Eds.). Gorgona marina: Contribución al conocimiento de una isla única., INVEMAR, Serie Publicaciones Especiales No. 7:123-131. Béarez, P., 1996., Lista de los Peces Marinos del Ecuador Continental., Revista de Biologia Tropical, 44:731-741. Castro-Aguirre, J.L. and Balart, E.F., 2002., La ictiofauna de las islas Revillagigedos y sus relaciones zoogeograficas, con comentarios acerca de su origen y evolucion. En: Lozano-Vilano, M. L. (Ed.). Libro Jubilar en Honor al Dr. Salvador Contreras Balderas., Universidad Autonoma de Nuevo León:153-170. Compagno, L.J.V., 1999., Checklist of living elasmobranchs. In Hamlett W.C. (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes., The John Hopkins University Press:471-498. Compagno, L.J.V., 1984., Sharks of the World. An annotated and illustrated catalogue of shark species known to date. Part 2. Carcharhiniformes. FAO Species Catalogue., FAO Fish. Synop. No 125, 4(2):251-655. Edgar, G.J. Banks, S., Fariña, J.M., Calvopiña, M. and Martínez, C., 2004., Regional biogeography of shallow reef fish and macro-invertebrate communities in the Galapagos archipelago., Journal of Biogeography, 31:1107-1124. Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen II. Vertebrados - Parte 1., FAO2:647-1200. Humann, P., 1993., Reef Fish Identification: Galapagos., New World Publishing:192pp. Jimenez-Prado, P., Béarez, P., 2004., Peces marinos del Ecuador continental / Marine fishes of continental Ecuador., SIMBIOE/NAZCA/IFEA tomo 1 y 2. Lopez , M. I. and Bussing, W. A., 1982., Lista provisional de los peces marinos de la Costa Rica., Revista de Biologia Tropical, 30(1):5-26. Love, M.S., Mecklenburg, C.W., Mecklenburg, T.A., Thorsteinson, L.K., 2005., es of the West Coast and Alaska: a checklist of North Pacific and Artic Ocena species from Baja California to the Alaska-Yukon border., U.S. Department of the Interior, U.S. Geological Survey, Biological Resources Division, 288pp. McCosker , J.E. and Rosenblatt, R.H., 1975., Fishes collected at Malpelo Island. In Graham, J.B. (ed.) The Biological Investigation of Malpelo Island, Colombia., Smithsonian Contrib. Zool., 176:91-93. Rosenblatt , R.H. , McCosker , J.E. and Rubinoff, I., 1972., Indo-west Pacific fishes from the Gulf of Chiriqui, Panama., Contrib. Sci. Nat. Hist. Mus. Los Angeles Co., 234:18pp. Rubio, E.A., 1986., Notas sobre la ictiofauna de la Isla de Gorgona, Colombia., Boletin Ecotropica. Univ. Bog. Jorge Tadeo Lozano, 13:86-112. Rüppell, W. P. E. S., 1837., Neue Wirbelthiere zu der Fauna von Abyssinien gehörig., Fische des Rothen Meeres, 1837:53-80. Snodgrass , R. E. and Heller, E., 1905., Papers from the Hopkins Stanford Galapagos expedition, 1898-1899. XVII. Shorefishes of the Revillagigedo, Clipperton, Cocos and Galapagos Island., Proc. Wash. Acad. Sci., 6:333-427. Vega, A.J., Villareal, N., 2003., Peces asociados a arrecifes y manglares en el Parque Nacional Coiba., Tecnociencia, 5:65-76. Acknowledgements Ross Robertson, Smithsonian Tropical Research Institute I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page. Supported by National Biological Information Infrastructure National Science Foundation go to Discover Life's Facebook group Following modified from Australian Faunal Directory    Top | See original &pull 20q v5.145 20180528: Error 301 Moved Permanently http://biodiversity.org.au/afd/taxa/4607a949-73be-46cd-81e6-f4b72178edc9 Following modified from FishBase    Top | See original http://www.fishbase.org/Summary/speciesSummary.php?genusname=Triaenodon&speciesname=obesus ---> http://52.67.158.155/Summary/speciesSummary.php?genusname=Triaenodon&speciesname=obesus http://52.67.158.155/Summary/speciesSummary.php?genusname=Triaenodon&speciesname=obesus ---> https://fishbase.net.br/Summary/speciesSummary.php?genusname=Triaenodon&speciesname=obesus &pull 20q v5.145 20180528: Error 500 Can't locate object method "new" via package "LWP::Protocol::https::Socket" https://fishbase.net.br/Summary/speciesSummary.php?genusname=Triaenodon&speciesname=obesus Updated: 2024-04-27 09:19:38 gmt FishBase | Search | All Living Things | Top © Designed by The Polistes Corporation