南麂海区美国红鱼网箱养殖试验

• 作 者: 蔡厚才
• 机 构: 南麂列岛国家海洋自然保护区研究所 浙江平阳325400
• 出 处: 东海海洋
• 发表日期: 2001年04期
• 关键词: 美国红鱼 网箱养殖 南麂海区

1996年 1 0月底从青岛引进平均体长为 2 .1 cm、体重为 0 .5 g的美国红鱼苗 75 0 0尾在南麂海区进行网箱养殖试验 ,养至 1 997年 1 2月 2 5日止 ,其平均体长为 3 2 .8cm,尾均重达6 92 .8g,鱼苗期成活率为 5 5 .7% ,养成期成活率达 98.4% ,饵料系数为 7.2 2～ 9.5 9。此外 ,还对该鱼的放养时间、苗种培育、鱼病防治、人工增殖以及网箱抗风浪措施等问题进行了初步探讨

At the end of January 1996, from Qingdao, a total of 2.1 cm in body weight and 0.5 g body weight of red American fry 75 000 were introduced into the cage culture experiment in Nanji, Shanghai until January 1, 1997 On the 5th, the average body length was 32.8cm, the average weight was 6 92.8g, the survival rate in fry stage was 55.7%, the survival rate in growth stage reached 98.4%, and the feed coefficient was 7.22-9.5 9. In addition, the fish stocking time, seed cultivation, prevention and control of fish diseases, artificial propagation and cage anti-wind measures and other issues were discussed