蓝花鲫是采用杂交和定向选育相结合的方法获得的观赏鲫鱼新品种。蓝花鲫头部有鲜艳的红色斑块,身体两侧和尾鳍上有青蓝色、淡黑色及少量红色斑块分布,尾、胸、腹、臀鳍均较长,体色艳丽特异,游姿俊俏优美,具有较高的观赏价值。该品种适应能力强,食性广,耐低氧,在恶劣环境中有较? Blue Carassius auratus is a new species of ornamental crucian carp obtained by a combination of crossing and directional breeding. Blue carp crucian car head with bright red plaque, the body on both sides and caudal fin on the blue, light black and a small amount of red patches, tail, chest, abdomen, anal fin longer, body color gorgeous distinctive, swimming posture Handsome and beautiful, with a high ornamental value. The variety adaptability, food-wide, low oxygen tolerance, in harsh environments have more?