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2006年6～9月,在福建省宁德市某红鳍东方鲀养殖场发生不同日龄的红鳍东方鲀爆发白口病,该养殖场在宁德海域几十个网箱中养殖有日龄和体重不同的红鳍东方鲀25万尾。2006年5月份以前,河豚发育生长都非常顺利,鱼的体重为0.2～0.4kg,按体重不同分养在几十个网箱中。2006年6月份,由于海水水温逐渐升高,在较小的鱼的网箱中发现有鱼相互追逐和撕咬的现象,以后逐渐发展到其他网箱,鱼的总摄食量明显减少。有的网箱的红鳍东方鲀停止进食,浮游在水面,一个月间,几乎所有网箱中的鱼都发病,死鱼不断增多。
From June to September of 2006, whitehead disease broke out in the red-tailed Oriental catfish of different ages at a red-finned eastern catfish farm in Ningde City, Fujian Province. The farm breed dozens of cages in Ningde sea area with age and Red-finned 鲀 250 尾 of different weights. Before May 2006, Pufferfish development and growth are very smooth, the fish’s weight is 0.2 ~ 0.4kg, according to different weight sub-feeding in dozens of cages. In June 2006, due to the gradual increase of seawater temperature, fish were chased and bitten each other in small cages of fish, and then gradually developed into other cages. The total food intake of fish decreased significantly. Some cages of redfin Oriental 鲀 stop eating, floating in the water, a month, almost all fish in the cages are morbidity, increasing the number of dead fish.