Albokhdaim, Ibrahim Fahd2022-05-182022-05-1820021983https://drepo.sdl.edu.sa/handle/20.500.14154/3531The study aims to discuss the settlement and accompanying bacteria of fish in the lake and yellow tissue changes and environmental pollution as a result of this study and found that the percentage of contamination with bacteria because of the high flow of sewage and agricultural drainage in the lake.enStudies on Some Microbial and Chemical Pollutants in Tilapia Fish and Water of Asfar Lake in Al-ahsa ProvinceThesis