Eman Badr Arafa <br/><br/>
Biological and morphological studies on helminthes of freshwater Fishes in Egypt /  
 دراسات على بعض الديدان الطفيلية على بعض أسماك المياه العذبة فى مصر 
Eman Badr Arafa ; Supervised Faiza M. Elassal , Manal F. Elgarhy , Sayed A. Mohamed 
 - Cairo :   Eman Badr Arafa ,   2009 
 - 176 P. :   charts , facsimiles ;   25cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Science - Department of Zoology 
<br/><br/> Helminth prevalence rates of infection were studied in three Tilapia species (Oreochronis, O. aures and Saratherodon), Clarias gariepinus and Bagrus bajad fishes, in relation to seasonal variations and pollution of the River Nile water. Fishes were obtained from two localities, Giza and Torah (Helwan), areas subjected to many contamination aspects 
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<br/><br/><label>Subjects--Index Terms: </label>Cestodes  Tegumental ultrasturucture of digenea  Trematodes