Assessment of Heavy Metal Pollution and Ecological Risk in Bottom Sediments of the Qua-Iboe River Estuary, Southeast Nigeria
The distribution, contamination status, and ecological risk of heavy metals in bottom sediments of the Qua-Iboe River Estuary, Southeast Nigeria, were investigated to evaluate the environmental quality of this tropical estuarine ecosystem. A total of 55 recent bottom sediment samples were collected from water depths ra...