EPIZOOTIC ULCERATIVE SYNDROME (EUS) IN FRESHWATER FISHES INFECTED BY FUNGAL GENERA APHANOMYCES AND ALTERNARIA, SINDH, PAKISTAN

G.M. WADAHAR, M. H. CHANDIO, M. A. MAHAR

Abstract


Epizootic ulcerative syndrome (EUS) is seriously damaging large numbers of commercially important fish species since last two decades. The disease is reported as activate especially from November to February at low ranges of light, temperature and salinity. Red spots, lesions and deep hemorrhagic abrasions were reported commonly on body of host fish. Mucus and surface memberanes were found contaminated by a number of fungal spores and hyphae of Aphanomyces and alternaria. Deep ulceration may cause the death of host fish.


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