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Carcharhinus amboinensis in Madagascar
Pigeye shark

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Carcharhinus amboinensis   (Müller & Henle, 1839)
Family:	Carcharhinidae (Requiem sharks)			picture (Caamb_u5.jpg) by Randall, J.E.
Order:	Carcharhiniformes  (ground sharks)
Class:	Elasmobranchii (sharks and rays)
FishBase name:	Pigeye shark
Max. size:	280 cm TL (male/unsexed; Ref. 2334)
Environment:	reef-associated ; depth range 0 - 150 m
Climate:	tropical; 26°N - 26°S
Global Importance:	fisheries: minor commercial
Resilience:	Very low, minimum population doubling time more than 14 years (Fec=3)
Distribution:	Eastern Atlantic: Nigeria. Indo-West Pacific: Gulf of Aden, South Africa, Madagascar, Pakistan, Sri Lanka, Indonesia, Papua New Guinea (Ref. 6871), and Australia. Often confused with sympatric Carcharhinus leucas and Glyphis gangeticus but the three are distinguishable.
Diagnosis:	Dorsal spines (total): 0-0; Anal spines: 0-0. A massive shark with a thick-set head, a short, broad and blunt snout, small eyes and large, triangular, saw-edged upper teeth; 1st dorsal fin high and erect, at leas 3.2 times height of 2nd dorsal fin; no interdorsal ridge (Ref. 5578). Grayish in color, white below; fins with dusky tips (Ref. 5578).
Biology:	An inshore species of the continental and insular shelves, commonly inhabiting shallow waters close inshore, near the surf line and along beaches (Ref. 244). May also be found in shallow bays and estuaries, as well as off the open coast but not ascending rivers (Ref. 9997). Predominantly demersal but found throughout the water column (Ref. 6871). Feeds on pelagic and demersal bony fishes, sharks and rays, squid, shrimps, cuttlefish, octopi, lobsters, gastropods and mammalian carrion (Ref. 5578, 9997). Viviparous (Ref. 50449). Potentially dangerous but not recorded in shark attacks to date (Ref. 9997). Utilized fresh and dried-salted for human consumption (Ref. 9997)
Threatened:	Data deficient, see IUCN Red List  , (Ref. 36508)
Dangerous:	traumatogenic
Coordinator:	Compagno, Leonard J.V.
Main Ref:	Compagno, L.J.V.. 1984. (Ref. 244)
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Madagascar country information
Common names:	[ No common name ]		Ref:
Status:	native		Ref:  Bass, A.J., P.C. Heemstra and L.J.V. Compagno, 1986
Salinity:	freshwater, brackish, marine
Regulations:	no regulations		Ref:
Uses:	no uses
Comments:	May enter fresh water (Ref. 5485). Also Ref. 9997, 33390.
Country Information:	www.cia.gov/cia/publications/factbook/geos/ma.html
Occurrences:	Occurrences    Point map
Main Ref:	Compagno, L.J.V., 1984
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More information:	Countries FAO areas Occurrences Introductions Ecosystem Ecology Diet Food items Food consumption Ration Predators Ciguatera Fish loss Common names Synonyms Pictures Sounds Reproduction Maturity Spawning Eggs Egg dev. Larvae Larval dynamics References Growth L-W relationship L-L relationship Length frequencies Recruitment Max. age & size Metabolism Morphology Morphometrics Gill area Brains Vision Collaborators Genetics Allele frequencies Heritability Strains Aquaculture Aquaculture profile Diseases Ecotoxicology Processing Speed Swim. type Stamps
	Note: No data are available if label is black .
Tools:	Biogeographic modelling | E-book | Field guide | Identification keys | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | PubMed | Scirus | Tree of Life | Zoological Record
	Note: use the Back button of your browser to return to FishBase.
	Checked:  Garilao, Cristina V.	Modified:  Garilao, Cristina V.	Entered:  Carpenter, Kent E.

	Ref.:				Glossary
		(e.g. 9948)				(e.g. cephalopods)
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Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07