Evaluating physicochemical and organic pollution dynamics using WQI and OPI in the Sidi Chahed reservoir and its tributaries (Oued Mikkès and Oued Mellah), MoroccoYoussef Ouballouk, Youssef Haddadi, Abdelhak Saidi, Moulay Lafdil Belghiti, Abdelkader Chahlaoui and Abdelilah RahouBIO Web Conf., 211 (2026) 01020DOI: https://doi.org/10.1051/bioconf/202621101020