Cotton Wool Disease in Fish: Causes, Symptoms & Effective Treatments

Understanding Cotton Wool Disease in Fish: Causes, Symptoms, Treatment, and Prevention Cotton Wool Disease, scientifically known as columnaris disease, is a bacterial infection that affects freshwater fish. Despite its name, it is caused by the bacterium Flavobacterium columnare and not a fungus. This disease is characterized by the appearance of white, cotton-like patches on the […]

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