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This study aimed to assess the ecological and human health risks of heavy metals (Cd, Cr, Cu, Ni, Pb, and Zn) in the bottom sediments of the Pławniowice reservoir, which is located in the Silesian Voivodeship, one of the most polluted regions in Poland. Sediment samples were collected at 5 sampling points located along the main axis of the reservoir. The concentrations of heavy metals were determined...