The seasonal dynamics and the maturation of the axanthocephan Acanthogyrus (Acanthosentis) tilapiae in its fish host, the Nile bolti (Oreoehromis nilotieus), were examined. The fish hosts were collected monthly from the River Nile at Sohag. Fifty- four percent (120/223) of the fish was infected with A. (A.) tilapiae, which exhibited seasonal fluctuations in prevalence, mean intensity ,and maturation. Prevalence of ...
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