Discover Life - Carcharhinidae: Carcharhinus amblyrhynchos (Bleeker, 1856)

Kingdom Animalia
Phylum Chordata
Class Chondrichthyes
Order Carcharhiniformes
Family Carcharhinidae
Genus Carcharhinus
Carcharhinus amblyrhynchos (Bleeker, 1856)

Provider:

Pofeng Lee& Shoou-Jeng Joung

Synonyms：

Carcharhinus amblyrhinchos , Carcharhinus amblyrhynchus , Carcharhinus menisorrah , Carcharhinus spallanzani , Carcharhinus wheeleri , Carcharias amblyrhynchos , Carcharias nesiotes , Carcharinus amblyrhynchos , Eulamia melanoptera , Galeolamna coongoola , Galeolamna fowleri , Galeolamna tufiensis ,

Citation:

臺灣魚類誌(沈等, 1993)；中國動物誌-圓口綱及軟骨魚綱(朱等, 2001)；FAO Species Catalogue, Vol.4 Sharks of the world

Character:

A medium-sized fairly stocky species. Eyes fairly large its horizontal length 2-2.7% of total length. Gill slits moderate sized, the third 2.8-4.2% of total length and less than 2/5 of first dorsal fin base. Rows of anteroposteral teeth in each jaw half 13-14/13-14. Upper teeth with narrow, strongly serrated, high cusps, and crown feet with coarser serrations and often distal cusplets. Lower teeth with erect or semioblique, narrow serrated cusps and transverse roots. Interdorsal ridge absent usually. Origin of 1st dorsal fin over or just in front of pectoral free rear tips. Inner margin of 1st dorsal moderately long, but less than a half dorsal base. Second dorsal fin moderately large and high, its height 2.7-3.4% of total length, its inner margin length 1.2-1.6 times its height. Origin of 2nd dorsal about over anal origin. Length of anterior margins of pectoral fin about 18-21% of total length. Total verebral centra 211-221, precaudal centra 110-119. Colour grey above, white below, pectorals, 2nd dorsal, anal, and pelvic fins with blackish of dusky tips.

Habitat:

A coastal-pelagic and inshore species. This is an active, strong-swimming species, that forms daytimes schools or aggregations in favoured areas such as reef passes, lagoons, or palces near passes. Viviparous, with a yolk-placenta, number of young 1-16 pe

Distribution:

Indian Ocean including Madagascar, Mauritius, Seychelles, India. Western central Pacific including Singapore, Thailand, Viet Nam, China, Taiwan, The Philippines, Indonesia, New Guinea, Australia, Hawaiian Islands.

Utility:

This species sometimes fished in northeastern Taiwan waters by longline fishery. Flesh utilized fresh for human consumption.

Name Code:

383068

LR/nt IUCN Red List