Portunus trituberculatus | 水產百科網

Portunustrituberculatus,thegazamicrab,SouthKorea'sbluecraborhorsecrab,isthemostwidelyfishedspeciesofcrabintheworld.Itisfoundoffthecoastsof ...

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Species of crab

Portunus trituberculatus, also known as the gazami crab, Asian blue crab or horse crab, is the most widely fished species of crab in the world. It is found off the coasts of East Asia and is closely related to Portunus armatus.

Portunus trituberculatus is the worlds most heavily fished crab species, with over 300,000 tonnes being caught annually, 98% of it off the coast of China.[2] This is because it is considered highly nutritious, especially in regard to crab cream (roe).[3]

Portunus trituberculatus is found off the coasts of Korea, Japan, China, and Taiwan.[4]

The carapace may reach 15 centimetres (5.9 in) wide, and 7 cm (2.8 in) from front to back. P. trituberculatus may be distinguished from the closely related (and also widely fished) P. armatus by the number of broad teeth on the front of the carapace (three in P. trituberculatus, four in P. armatus) and on the ...