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异育银鲫自1976年培育成功以来,因其生长快、抗病力强,以及肉味鲜美、经济效益高,深受养殖和消费者的青睐,至今已在全国极大部分省市(除台湾省和西藏自治区外)推广养殖。但1986年以来,上海市郊崇明、青浦等县先后发生异育银鲫大批死亡,病鱼体表允血、眼睛凸出、腹部膨大、腹腔内充满淡黄色或红色腹水,此病是一种新的鱼病——鲫鱼腹水病。该病发展迅速,目前已在上海市郊各县以及全国20多个省市广为流行,危害鱼的品种也扩大到
Since the breeding of allogynogenetic crucian carp has been successful since 1976, it has enjoyed great popularity among farms and consumers due to its fast growth, strong disease resistance, delicious meat taste, high economic benefits, Taiwan Province and Tibet Autonomous Region) to promote aquaculture. However, since 1986, a large number of allogynogenetic crucian carp have died in Chongming and Qingpu counties in Shanghai. The body surface of the diseased fish is soaked with blood, eyes protrude, and the abdomen is enlarged. The abdominal cavity is filled with light yellow or red ascites, which is a new Fish disease - crucian carp water disease. The rapid development of the disease is now widely spread in Shanghai’s suburban counties and more than 20 provinces and cities nationwide, and fish species have also been expanded to