By dissecting moribund fishes and isolationg the pathogens, we found that the “infection syndrome” was a complex polyinfection caused by Myxosporea and secondary bacterial infection.

对多场的患病鱼体进行解剖观察及病原分鉴定，现此病症多是由粘孢子虫寄生细菌性感染而引起的疾病。