Table 1 Concentrations of heavy metals in water and sediment of freshwater and Seawater & One-way ANOVA between mean values of both environments
Site | Sample No. | Water (μg L− 1) | Sediment (μg g− 1) | ||||
|---|---|---|---|---|---|---|---|
Ni | Co | Cr | Ni | Co | Cr | ||
Mediterranean Sea Water | 1 | 0.7 | 2.3 | 2.7 | 20.5 | 56.8 | 79.2 |
2 | 0.9 | 2.5 | 3.0 | nd | nd | nd | |
3 | 1.2 | 2.7 | 3.2 | 26.4 | 61.0 | 88.3 | |
4 | 1.3 | 3.1 | 3.4 | 32.4 | 68.0 | 93.9 | |
Mean | 1.0 | 2.7 | 3.1 | 26.4 | 61.9 | 87.1 | |
River Nile Water | 5 | 112 | 12.4 | 52.7 | 29.0 | 76.7 | 1.4 |
6 | 56.5 | 22.6 | 17.1 | 40.9 | 68.4 | 1.6 | |
7 | 22.6 | 0.3 | 0.1 | 33.6 | 39.6 | 2.9 | |
8 | 2.16 | 10.7 | 0.3 | 15.8 | 38.8 | 0.6 | |
9 | 6.2 | 5.4 | 0.03 | 44.8 | 81.0 | 1.6 | |
10 | 2.9 | 1.2 | 0.4 | 44.4 | 6.8 | 2.8 | |
11 | 2.9 | 7.7 | 0.2 | 31.0 | 13.6 | 2.1 | |
12 | 31.9 | 9.8 | 2.1 | 42.5 | 36.2 | 1.7 | |
13 | 5.3 | 14.6 | 0.06 | 18.8 | 14.7 | 2.4 | |
14 | 2.7 | 17.6 | 0.02 | 30.9 | 14.3 | 0.05 | |
Mean | 24.5 | 10.2 | 7.3 | 33.2 | 39.0 | 1.7 | |
P-value | 0.22 | 0.057 | 0.632 | 0.07 | 0.699 | 0.000*** | |