Fig. 4From: Geochemistry and assessment of groundwater resource in coastal arid region aquifer (Dahab delta, South Sinai, Egypt)Spatial distributions of groundwater salinity (TDS) and major ion concentrations in the study area, where a Total Dissolved Solids (TDS), b Calcium, c Magnesium, d Sodium, e Bicarbonate, f Sulfate and g ChlorideBack to article page