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河蟹学名中华绒螯蟹。蟹肉味鲜美,营养价值高,自古以来就是珍贵的小水产品种。河蟹通常只在沿海诸省通海的河川或通江的湖泊,沟渠中才有它的踪迹。为了给“塞上江南”宁夏增加新的水产品种,1974年6月我站首次进行蟹苗放养,并进行了持续观察。75年秋季河蟹体重大多达到二两半,76年达半斤。现将有关资料整理如下。一、蟹苗的运输从长江口崇明地区的河蟹苗捕捞场将体长仅有3毫米的娇嫩蟹苗(大眼幼体)集中起来
Crab scientific name of mitten crab. Crab taste delicious, high nutritional value, since ancient times is precious small aquatic species. Crabs usually only have traces of the sea in the coastal provinces or the lakes and ditches of the Tongjiang River. In order to add “new aquatic species to Ningxia on the” Seaport Jiangnan ", I conducted the first crab stocking in June 1974 and conducted continuous observation. 75 years of autumn crab body weight reached mostly two and a half, 76 up to half a catty. The relevant information is now organized as follows. First, the crab transport Chongming in the Yangtze River estuary from the river crab fishing flesh body length of only 3 mm of delicate crab (Mackerel) concentration