鲤鱼是泊湖主要经济鱼类之一,其年产量约占总鱼产量的15—18%。由于泊湖的杨湾河和华阳河在1956年先后建闸,洄游和半洄游性鱼类的正常洄游路线被阻断,青、草、鲢、鳙四大家鱼数量锐减。因此,做好湖区自生自长经济鱼类,尤其是鲤鱼的增 Carp is one of the major economic fish in Lake Po, its annual output accounts for about 15-18% of total fish production. Since the Yangwan River and Huayang River in Bohu Lake have successively set up gates in 1956, the normal migratory routes of migratory and semi-migratory fish are blocked, and the number of the four major fishes, green grass, silver carp and bighead carp, has dropped sharply. Therefore, do a good job in the lake autonomous autonomous economic fish, especially the increase of carp