1 引言 远海梭子蟹（Portunus pelagicus）又名远洋梭子蟹,俗称“花蟹”,属梭子蟹科（Portunidae）、梭子蟹属（Portunus）,栖息于水深10-30m的沙质或泥沙质底上,可在河口或沿岸捕获.该种蟹属暖水蟹类,主要分布于我国的浙江、福建、台湾、广东、广西、海南各省（区）沿海及日本、菲律宾、澳大利亚、泰国、马来群岛、印度洋、东非海域[1,2];主产在中国南海珠江口以南的南海海域,是海南、粤西、北部湾一带海域的主要经济蟹类,在这一带产量相当大.远海梭子蟹体型大（体宽最大达187mm）,食用价值高,是重要的经济甲壳动物,其肉味鲜美,营养丰富,可供 1 Introduction Portunus pelagicus, also known as Ocean Barracuda, commonly known as “Crab”, belongs to the family Portunidae and Portunus. It inhabit sandy or silty soil with water depth of 10-30m, Estuarine or coastal capture. The crab is a warm water crab species, mainly distributed in China’s Zhejiang, Fujian, Taiwan, Guangdong, Guangxi, Hainan provinces (regions) along the coast and Japan, the Philippines, Australia, Thailand, Malaysia, the Indian Ocean, East China Sea [1, 2]; the main production in the South China Sea waters south of the Pearl River Estuary in South China Sea is the main economic crabs in the waters of Hainan, western Guangdong and Beibu Bay, yield considerable in this area. Width up to 187mm), high food value, is an important economic crustacean, its delicious meat, nutritious, available