淡水白鲳抗病力强,水温在26℃以上时成活率一般在905以上,但在越冬期间常易发生以下几种疾病。一、腐皮病1.病原和症状病原为细菌,病鱼皮肤发炎,严重时鳞片脱落,肌肉腐烂,游动缓慢,鱼体失去平衡,不久即死亡。2.防治方法在鱼种进池或转池过程中避免鱼体受伤；用1mg/ L浓度的漂白粉全池遍洒。 Freshwater catfish disease resistance is strong, the water temperature at 26 ℃ above the survival rate is generally above 905, but often during the wintering prone to the following diseases. First, rot disease 1. Pathogen and Symptoms The pathogen is bacteria, diseased fish skin inflammation, severe scales shed, muscle decay, swimming slowly, the fish out of balance, soon after the death. 2. Prevention and control methods In the process of fish into the pool or transfer tank to avoid fish injuries; with 1mg / L concentration of bleach whole pool over sprinkle.