在欧洲鳗养殖过程中，自1995年开始发现一种新的疾病，1996年呈暴发性漫延，病鳗起始不摄食，易吊挂于饵料台，体表及鳃部粘液分泌增加，池水由于鳗短粘液分泌增加、脱落而于水面聚积泡沫，随病情发展，水面泡沫量增加。悬挂于饵料台的病鳗于体表出现明显的斑块状粘液脱落病灶 In European eel breeding process, a new disease has been found since 1995, with an outbreak in 1996. The sick eel does not ingest food at the beginning, it is easy to hang on the bait station, and the mucus secretion on the body surface and gills increases. Eel short mucus secretion increased, shedding and accumulation of foam on the water, with the progression of the disease, the amount of water foam increases. Disease eel hanging on the bait table showed obvious plaque mucocutaneous lesions on the body surface