Carcharhinus sealei   (Pietschmann,  1916) (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Elasmobranchii
Order:Carcharhiniformes
Family:Carcharhinidae

Image copyrights: FAO

Description
Size: Maximum 95 cm; maturing at 65 to 75 cm, at least 87 cm.

Color: Back greyish or grey-brown, belly whitish. A black spot on the second dorsal fin is the only conspicuous marking.

A small, stout to slender-bodied shark. Snout rather long and narrowly parabolic or wedge-shaped, its length usually shorter than mouth width but: subequal to the internarial space; labial furrows very short; anterior nasal flaps expanded; spiracles absent; gill slits short; teeth with serrated edges, upper teeth with narrow-based, strongly oblique serrated cusps and strong, smooth-edged cusplets; teeth in lower jaw erect to oblique, without cusplets, serrated and narrow-cusped; first dorsal fin moderately high, with an angular apex, notched posterior margin, and short inner margin, strongly falcate; origin of first dorsal over pectoral inner margins; origin of second dorsal fin about opposite or slightly behind that of anal fin; second dorsal fin high, its inner margin less than 1.5 times the fin height and its posterior margin concave; pectoral fins short and strongly falcate, with narrow, angular apexes. An interdorsal ridge present or occasionally absent on back.

Dioecious, internal (oviduct) fertilization; internal live bearers. Viviparous, with a yok-sac placenta; 1-2 pups per litter; after a gestation period of 9 months. 33-45 cm TL at birth. Distinct pairing with embrace.


Synonym (s)
Carcharhinus dussumieri (non Muller & Henle, 1839)
(Misapplied name)
Carcharhinus menisorrah (Muller & Henle, 1839)
(Ambiguous synonym)
Carcharias borneensis Seale, 1910
(Ambiguous synonym)
Carcharinus dussumieri (non Muller & Henle, 1839)
(Misapplied name)
Eulamia dussumieri (non Muller & Henle, 1839)
(Misapplied name)
Platypodon coatesi Whitley, 1939
(Junior synonym)
Carcharias sealei Pietschmann, 1913

Common Name (s)
• Blackspot Shark (English)
Economic Importance and Threats
Importance:  Commercial
(Fisheries, gamefish; Flesh utilized for human consumption and fins for soup preparation.)

Ecology
Habitat:  Reef Associated, Coastal
Prey:  Small bony fishes (including sea horses), prawns, and squid

Biogeography


• Tamil Nadu, Gulf of Mannar INDIA
• SRI LANKA
• INDIA
• Andaman Sea
• Sumatra INDONESIA
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • Venkataraman, K; Milton, MCJ and Raghuram, KP (2003) Handbook on sharks of Indian waters ZSI, Kolkata 1-113
  • 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
  • UNEP World Conservation Monitoring Centre Available at - http://www.unep-wcmc.org/
  • Compagno, LJV; Last, PR; Stevens, JD and MNR, Alava (2005) Checklist of Philippine Chondrichthyes CSIRO Marine Laboratories 104 pp 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
  • 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 - http://tnenvis.nic.in/PDF/coastal%20data.pdf
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 5 Available at - http://www.fao.org/docrep/009/ad468e/ad468e00.HTM
  • Raje, SG; Sivakami, S; Mohanraj, G; Manoj Kumar, PP; Raju, A and Joshi, KK (2007) An atlas on the Elasmobranch fishery resources of India CMFRI Special publication CMFRI, Cochin, India. 95 253pp Available at - http://eprints.cmfri.org.in/4056/1/Special_Publn_95.pdf
  • 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:2011-06-28

Back to Search