一、鳝种选择迄今为止的科学研究表明,黄鳝是合鳃科中惟一的一个品种。然而,在养殖实践中发现有不同肤色、不同斑点、不同生长速度的黄鳝,如体色较黄、个体较大、全身分布着不规则褐黑色大斑点的鳝,群众称其为“黄斑鳝”。这种鳝摄食强度大,性格较为凶猛,生长速度快,增肉倍数可达1∶5～6。有一种鳝,体 First, eel species selection So far, scientific research shows that the eel is the only species in the family gill division. However, in the breeding practice found different color, different spots, different growth rates of the eel, such as yellow body color larger, larger body distributed irregular brown big spots of eel, the masses call it “yellow eel ”. This eel feeding intensity, more ferocious character, fast growth, increased meat multiples of up to 1: 5-6. There is a kind of eel, body