斑点叉尾原产于美洲中部、东部的淡水和咸淡水中，具有生长快、适温范围广、抗病力强、出肉率高等特点。我们在２０００年进行了斑点叉尾成鱼池塘高产养殖试验，并取得了成功。一、材料和方法１．池塘条件试验池塘面积１．８亩、底泥２０cm，水深２．０m，注排水方便。水源采用 Fork forks originated in central and eastern freshwater and brackish water, with fast growth, wide range of suitable temperature, strong resistance to disease, the higher the rate of meat. We conducted a high-yielding test of the channel catfish into a pond in 2000 and achieved success. First, materials and methods 1. Pond conditions test pond area of ​​1.8 acres, the bottom of the mud 20cm, depth 2.0m, note drainage convenience. Water source used