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鳋病是池塘鱼类最常见的寄生虫病之一，主要病有大中华鳋、鲢中华鳋、日本新鳋及长刺新鳋等。该寄生虫的流行地区广，遍及全国各地，流行盛期每年～１１月。鱼类感染此病时因破坏鳃瓣等表皮组织，腐鳃尖，刺激鳃丝，使鱼类呼吸困难，痛苦异常，特别在晨池水缺氧情况下表现更趋?
Hysteria is one of the most common parasitic diseases in pond fish. The main diseases are Greater Chinese shrimp, Chinese silver carp, Chinese new shrimp, and Japanese prickles. The parasite epidemic area is wide, throughout the country, the peak of the epidemic every year ~ November. Fish infected with the disease due to the destruction of gill flap and other epidermal tissue, rot gill tip, stimulate the gill filaments, so that fish breathing difficulties, painful exception, especially in the morning pool water hypoxia more performance?