近年来由于养殖密度的逐渐增大、水产药物的不规范使用、水体环境的日益恶化等原因,导致养殖鱼类发病率越来越高,其中以肝胆疾患为主要特征的鱼类疾病较为常见,即我们一般常说的肝胆综合症,给水产养殖业带来较大的负面影响。现就鱼类肝胆综合症的发病原因、疾病特征、流行情况? In recent years, due to the gradual increase of breeding density, the irregular use of aquatic drugs, the deteriorating water environment and other reasons, the incidence of farmed fish is getting higher and higher. Among them, the fish diseases characterized by hepatobiliary diseases are more common, That is, we usually say that hepatobiliary syndrome, aquaculture have a greater negative impact. Is the incidence of fish hepatobiliary syndrome, disease characteristics, prevalence?