猫耳湖为小型封闭武浅水湖泊,水域生态环境适宜河蟹生活和生长,在该湖放流河蟹,能取得经济效益。放流规格为每公斤5 449只及27 460只的幼蟹,第二年10月能达到上市规格,个体重100～150克,但生长期中易遭敌害,成活率较低。放流规格为每公斤38只及40只的幼蟹,当年可起摘上市,个体重150克以上,但价格较高,所需费用较大。 Cat ears for the small enclosed Wu shallow water lake, water ecological environment suitable crab life and growth, in the lake release crab, can achieve economic benefits. Releasing specifications of 5 449 and 27 460 juvenile crabs per kilogram, the second year in October to achieve the market size, the individual weight of 100 to 150 grams, but the growing season vulnerable predators, survival rate is low. Releasing the size of 38 and 40 crabs per kilogram, the year can be picked up from the market, weighing more than 150 grams, but the higher the price, the greater the cost.