牙鲆俗称比目鱼、偏口,系高档经济鱼类。目前在国内外市场极受欢迎,由于牙鲆养殖经济效益很高,许多养殖单位把它作为重要的养殖品种,目前发展很快。但在人工养殖条件下,由于生活环境、鱼体密度、饵料质量等因素的影响,各种疾病随之发生。现将近年来牙鲆主要常见疾病及防治方法介绍如下。 1 病毒性疾病 1.1 弹状病毒病 Flounder commonly known as flounder, partial mouth, Department of high-grade economic fish. At present, the market is very popular at home and abroad. Due to the high economic efficiency of Japanese flounder breeding, many aquaculture units regard it as an important breeding species and are currently developing rapidly. However, under the conditions of artificial breeding, due to the living environment, fish density, food quality and other factors, a variety of diseases occur. In recent years, flounder major diseases and prevention methods are described below. 1 Viral diseases 1.1 Rhabdovirus disease