Parameter | Station 1 | Station 2 | Station 3 | Mean | control |
Iron | 12.64 | 16.14 | 11.94 | 13.57 ± 1.838 | 4.673 |
Zinc | 0.068 | 0.067 | 0.066 | 0.067 ± 0.001 | 0.021 |
Manganese | BDL | 0.207 | 0.195 | 0.134 ± 0.095 | BDL |
Cobalt | 10.16 | 10.82 | 2.980 | 7.987 ± 3.550 | 5.432 |
Lead | 0.840 | 0.315 | 0.260 | 0.472 ± 0.261 | 0.270 |
Nickel | 1.100 | 1.960 | BDL | 1.020 ± 0.802 | BDL |
Copper | BDL | 1.740 | BDL | 0.580 ± 0.820 | BDL |
Chromium | BDL | 2.560 | BDL | 0.853 ± 1.207 | BDL |
Cadmium | 1.000 | 1.060 | 0.500 | 0.853 ± 0.251 | 0.080 |