WCD Sal pH DO Ca Mg Cl SO4 PO4 NO2 NO3 SiO2
    (m) (ppt)   (mg/l) (µg/l)
Central Marshland Average 1.0 1.8 8.0 7.5 140.8 105.2 722.5 543.3 11.7 2.5 62.0 142.8
Min 0.2 0.2 6.6 0.2 48.1 11.2 49.3 43.0 0.2 0.1 0.5 0.8
Max 2.6 21.2 8.9 38.6 634.8 243.0 2897.0 1278.0 78.3 28.0 527.8 1270.0
Al-Hawizeh marshland Average 2.1 0.9 7.9 7.6 133.7 83.1 403.2 312.5 8.6 5.6 29.1 126.5
Min 0.2 0.2 7.0 0.2 14.5 4.9 70.9 23.9 0.5 0.3 0.5 0.4
Max 5.0 7.8 9.5 14.4 416.8 305.1 1985.0 1195.8 87.6 66.8 552.2 1115.5
Al-Hammar marshland Average 1.3 2.2 8.0 8.0 131.1 98.9 817.0 505.2 8.9 2.2 61.3 118.8
Min 0.2 0.4 7.0 0.8 40.0 10.2 85.1 30.0 0.4 0.3 0.6 3.2
Max 5.3 6.7 8.9 15.6 380.0 223.6 2449.2 973.4 65.5 13.2 417.8 866.0
Table 1: Average, Minimum (Min) and maximum (Max) concentrations of the water physical and chemical parameters, major ions, and nutrients in the three main marshlands of the Mesopotamia during the study period