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1鲤鱼出血病1.1症状与病因病鱼腹部的鳞片下、鳍条和尾柄充血发红,病鱼上浮贴近冰层或浮于水面,成群集结地缓慢游动于池边并逐渐死亡。①出血性败血病。病鱼外观正常或腹部鳞片下充血发红,解剖病鱼时体腔内冒出血水,内脏器官有淤血点。该病由嗜水气单胞菌引起。②褐血病(出血性
1 carp hemorrhagic disease 1.1 Symptoms and etiology disease Under the abdomen scales, the rays and caudal peduncle congestion and redness, diseased fish floating close to the ice or floating on the surface, slowly moving in clusters to swim at the edge of the pool and gradually die. ① hemorrhagic septicemia. The appearance of diseased fish or red under the scales of the abdomen, red blood vessels in the anatomy of diseased fish, visceral organs have congestion spots. The disease is caused by Aeromonas hydrophila. ② brown blood disease (hemorrhagic