1.亲鳝的选择和培养作为繁殖用鳝鱼要求体质健壮,游动活泼。体色以粗黑泥、黄褐色或黑花、绿褐色为好。亲鳝来源以当天笼捕的伤口较小。黄鳝具有性转化特性,1冬龄和2冬龄黄鳝基本上为雌性,2冬龄黄鳝产卵后雄性比例渐增,至6冬龄时基本上是雄体。在非产卵季节,很难鉴别雌雄,一般 1. The choice and cultivation of eel eel as a breeding require robust physique, swimming lively. Body color to thick black mud, brown or black, green brown as well. Relatives eel source to the day of the cage wound smaller. Eel has sexual transformation characteristics, 1 winter and 2 winter eel mites are basically female, 2 winter eels after oviposition of male proportion increased to 6 winter is basically a male. In the non-spawning season, it is difficult to identify male and female, in general