sera guide - Healthy pond fish

11 2.2 Diseases caused by bacteria Observation Cyprinids get red spots that develop into deep holes and ulcers with white edges; ulcers grown on the outer body side break through into the body cavity in final stages. Diagnosis: Erythrodermatitis Treatment: page 27 Goldfish with ulcer caused by Erythrodermatitis Erythrodermatitis in its final stage 2.3 Diseases caused by fungi Diagnosis: Fungal infection (Mycosis) Observation White, cotton-like outgrowths on the skin with long fila- ments standing away (often after a previous injury). Treatment: page 28 Goldfish with fungal infection on the side