Clinical signs of trichodinosisin the cultured Oreochromisniloticus (O. niloticus), Tilapiazilli (T. zilli) and Grass carp (G. carp) revealed signs of asphyxia in the form of rapid operculum movement, surfacing and gasping; signs of irritation as swimming near borders and scratching against hard objects, dullness, detachment of scales, excessive and turbidmucous, ulcerations, frayed fins and the gills were pale in some ... إقراء المزيد

The present study was planned to study the trichodinosis in the farmed freshwater fish Oreochromis niloticus and investigate the histopathological alterations on the skin and gills. The diseased fish had signs of irritation in the form of erratic swimming, swimming near borders, scratching against hard objects, detached scales, excessive and turbid mucus and ulcerations; and signs of asphyxia in the ... إقراء المزيد