Country Species Summary

Caranx sexfasciatus in French Polynesia
Bigeye trevally

Caranx sexfasciatus Quoy & Gaimard, 1825
Family:	Carangidae (Jacks and pompanos)	picture (Casex_u0.jpg) by Randall, J.E.
Order:	Perciformes (perch-likes)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:	Bigeye trevally
Max. size:	120 cm TL (male/unsexed; Ref. 9987); max. published weight: 18.0 kg (Ref. 9987)
Environment:	reef-associated; amphidromous ; depth range 0 - 146 m
Climate:	tropical; 26 - 29°C; 30°N - 36°S
Global Importance:	fisheries: commercial
Resilience:	Medium, minimum population doubling time 1.4 - 4.4 years (K=0.24)
Distribution:	Indo-Pacific: Red Sea and East Africa to Hawaii, north to southern Japan and the Ogasawara Islands, south to Australia and New Caledonia. Eastern Pacific: southwestern coast of Baja California Sur, Mexico and the Gulf of California to Ecuador and the Galapagos Islands (Ref. 9283).
Diagnosis:	Dorsal spines (total): 9-9; Dorsal soft rays (total): 19-22; Anal spines: 3-3; Anal soft rays: 14-17. Body color iridescent blue-green dorsally, silvery white below; soft dorsal lobe and anal fin with white-tipped lobes; caudal yellowish to black. Pectoral fins falcate; anal fin with 2 detached spines. Upper edge of opercle with a small blackish spot. 27-36 strong, dark scutes. Breast fully scaled.
Biology:	Inhabit coastal and oceanic waters associated with reefs (Ref. 9283, 58302). Occasionally enter rivers (Ref. 9283). Pelagic at 1-96 m (Ref. 58302). Adults are found in coral reefs and are mostly active at night or during twilight periods. During the day they are usually seen milling in stationary aggregations (Ref. 44894). Juveniles may be encountered in estuaries (Ref. 9283, 44894), occasionally entering rivers and penetrating well inland (Ref. 2847, 44894). Form slow-moving schools in the passes or outside the reef during the day, dispersing at night feed (Ref. 4795). Feed mainly on fishes and crustaceans (Ref. 9283). Marketed fresh, dried or salted (Ref. 9283) and frozen (Ref. 9987). Consumed broiled and baked (Ref. 9987)
Threatened:	Not Evaluated, see IUCN Red List , (Ref. 36508)
Dangerous:	harmless
Coordinator:	Smith-Vaniz, William F.
Main Ref:	Paxton, J.R., D.F. Hoese, G.R. Allen and J.E. Hanley. 1989. (Ref. 7300)
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French Polynesia country information
Common names:	Carangue aux gros yeux, Horse-eye jack	Ref: Bagnis, R., P. Mazellier, J. Bennett and E. Christian, 1972
Status:	native	Ref:
Salinity:	freshwater, brackish, marine
Uses:	no uses
Comments:	Found in rivers of Rurutu, Tubuaï, Moorea and Tahiti. Also Ref. 4517.
Country Information:	www.cia.gov/cia/publications/factbook/geos/fp.html
Occurrences:	Occurrences Point map
Main Ref:	Marquet, G., 1993
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Modified: Torres, Armi G.

Entered: Hureau, Jean-Claude

CGNET - US

Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07

	Ref.:		Glossary
		(e.g. 9948)		(e.g. cephalopods)
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