香鱼(plecoglossus altivels)为一年生洄游性鱼类,每年的2月~5 月在海里越冬的幼鱼(体长2cm~3cm)便从入河口上溯,并在河川中生长发育,9月~11月多在中下游的浅滩处产卵,亲鱼产卵后因身体瘦弱而大部分死亡。为探索利用冷水河道开展网箱养殖香鱼,2003 年 3月 25日至 7月 28日,我们 The sweetfish (plecoglossus altivels) is an annual migratory fish, juveniles (body length 2cm ~ 3cm) that wintering in the sea from February to May each year are traced back to the estuary and grow in the river. From September to November More than a month in the middle and lower reaches of the shoal spawning, broodstock spawning most of the body due to thin and dying. In order to explore the use of cold water channels to carry out cage fish culture, March 25, 2003 to July 28, we