CLINICAL, MICROBIOLOGICAL EXAMINATIONS AND PREVENTION OF SAPROLEGNIASIS INFECTION IN MOR MYRUS KANNUME

Document Type : Research article

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Abstract

A total of 40 Mormyrus kannume naturally diseased with saprolegniasis were collected in winter season of the year 1990. Fish were investigat ed clinically, post-mortem and microbiological findings were also record ed. The disease was characterized by cotton like growth on the whole body, fins, and head region accompanied by septicemic picture due to bacterial infection. Saprolegnia parasitica and Saprolegnia ferax were isolated from infected fish, beside Aeromonas hydrophila and Pseudomonas fluorescens. Some selected antifungal agents and antibiotics sensitivity test were applied on isolated fungal and bacterial species. Bathing of infected fish in malachite green in addition to feeding of fish on medicated food containing neomycin or streptomycin which were the drugs of choice for treatment of saprolegnia infection.