This study is conducted during the period between October 2019 till July 2020 to measure ratios of some chemical parameters in two species fish prevalent Al-Haffar Drainage. The concentrations fats and proteins measured three tissues (gills, skin, muscles) of Tilapia Zilli and Liza Abu fish. percentages protein Liza Abu were 14.41, 24.5, 14.47%, while Tilapia Zilli as: ...