2005年8月2日,我市冠万养鳗场养殖的2万尾赤眼鳟突患急症,从7月27日开始发病,31日出现死鱼,到笔者接诊时,已陆续死亡1000多尾。经诊治,至8月8日停止死鱼时,累计死鱼6237尾,死亡率30%左右,造成了严重损失。现把诊治技术及应注意的技术问题介绍如下,供同行参考。一、症状与诊断技 August 2, 2005, the city Guanwan Eel farm 20,000 trout sudden disease, from July 27 onset, the dead fish appeared on the 31, the author admissions, have been more than 1,000 deaths have been tail . After diagnosis and treatment, dead fish died on August 8, with a total of 6,237 dead fish, with a death rate of 30%, causing serious losses. Now the diagnosis and treatment techniques and technical problems should be noted as follows, for peer reference. First, the symptoms and diagnosis techniques