Balasim H, Al-Azzawi M, Rabee A. Assessment of pollution with some heavy metals in water, sediments and Barbus xanthopterus fish of the Tigris River–Iraq. Iraqi Journal of Science. 2024;54(4):813-822. Accessed December 8, 2025. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12332