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从国外首次引入日本黄姑鱼受精卵,育成苗种后进行海水池塘及网箱的养殖试验,并进行越冬试验及亲鱼的继续培育。结果表明:(1)经5.5个月的池塘养殖,个体平均体长达31.1cm、体重515.0g,养殖成活率为82.85%。(2)经5.5个月的网箱养殖,个体平均体长达28.1cm、体重438.8g,养殖成活率为81.66%。(3)日本黄姑鱼养殖水温下限为5.5~6.0℃。(4)经25个月的池塘养殖,亲鱼平均体长达54.0cm、体重2700.0g。
The introduction of Japanese yellow crayfish from the first overseas fertilized eggs, breeding seedlings after the breeding ponds and cages in the sea, and overwintering test and broodstock continue to nurture. The results showed that: (1) After 5.5 months of pond culture, the average body length was 31.1 cm and the body weight was 515.0 g. The breeding survival rate was 82.85%. (2) After 5.5 months cage culture, the average body length was 28.1cm, weight 438.8g, breeding survival rate was 81.66%. (3) Japan yellow croaker breeding water temperature limit of 5.5 ~ 6.0 ℃. (4) After 25 months pond culture, broodstock average body length of 54.0cm, weight 2700.0g.