Fig. 1From: Eco-toxic risk assessment and source distribution of trace metals in surface sediments of the coastal and in four rivers estuary of Sarawakadapted from Asare et al. [7]. Note: On the map, the sampling site codes were labelled numerically for easy identification of sampling position but the actual naming of each sampling site is attached with CZ for example sample site 1 denotes CZ1Map of study area showing 10 sampling sites;Back to article page