Parameter | Station 1 | Station 2 | Station 3 | Mean | control |
Iron | 4.839 | 8.610 | 12.21 | 8.554 ± 3.011 | 4.673 |
Zinc | 0.055 | 0.084 | 0.066 | 0.068 ± 0.012 | 0.021 |
manganese | 0.181 | 0.161 | BDL | 0.110 ± 0.081 | BDL |
Cobalt | 2.860 | 11.50 | 11.20 | 8.520 ± 4.000 | 5.432 |
Lead | 0.230 | 0.530 | 0.490 | 0.417 ± 0.133 | 0.270 |
Nickel | BDL | 2.140 | 1.280 | 1.140 ± 0.879 | BDL |
Copper | BDL | 0.240 | BDL | 0.080 ± 0.113 | BDL |
Chromium | BDL | BDL | BDL | BDL | BDL |
Cadmium | 0.500 | 1.140 | 1.100 | 0.913 ± 0.292 | 0.080 |