为防治鱼病,需要对鱼病进行辨别。在没有专门仪器的情况下,可用肉眼作简单地诊断。其方法是:一看体表病鱼身体两侧肌肉、鳍基部特别是臀鳍基部充血,但充血情况不同,鱼病也有区别,如剥开皮肤,肌肉呈不同程度的点状充血,甚至全身肌肉呈深红色,为出血病;体表局部发炎充血,鳞片脱落 To prevent and cure fish diseases, fish diseases need to be identified. In the absence of specialized equipment, the case can be used for simple diagnosis. The method is: a look at the body surface of diseased fish on both sides of the body muscles, fin base, especially anal fin base congestion, but the congestion of different fish diseases are also different, such as stripping the skin, muscles showed varying degrees of congestion, and even the whole body muscles Deep red, as bleeding; surface inflammation of the body congestion, scales off