Environmental And Diagnostic Study Of Some Parasites In Barbus Xanthopterus Fish Of Al-Diwaniyah River

     The current study was concerned with investigating parasitic infections in Barbus Xanthopterus fish Al-Diwaniyah River, for the period (July 2020-December 2020). (218) were collected from three different locations along River. results of laboratory examination indicated that infected parasite Chilodonella Cyprinid and Eimiria sinenis. recorded changes physical chemical properties River water, as water temperature values, measured turbidity pH, electrical conductivity, hardness TDS  recorded a clear variation during months study. statistical analysis there significant differences between these variables at level probability (P≤0.05).