In this study, the histological effects of textile industrial effluent in freshwater fish, Clarias batrachus was studied after 10, 20, and 30 days period exposure. The 24, 48, 72, 96 hours LC50 values were found to be 58.476, 53.231, 47.253, 37.429% respectively. During experiment, treated fishes showed abnormal behaviors like erratic swimming, hyper-excitation, rapid opercular movement, thick ...