| Trace
metal |
Month |
Snail shell |
Sediment |
tissue/
sediment ratio (BF) |
| V |
August |
8.56 ± 2.12 |
1.08 ± 0.28 |
7.93 |
| |
September |
6.25 ± 1.72 |
3.12 ± 1.32 |
2.00 |
| |
October |
7.68 ± 2.32 |
2.18 ± 0.21 |
3.52 |
| Mn |
August |
148.14 ± 10.22 |
25.20 ± 2.14 |
5.88 |
| |
September |
126.32 ± 6.76 |
34.34 ± 5.62 |
3.68 |
| |
October |
142.33 ± 14.18 |
44.43 ± 12.21 |
3.20 |
| Fe |
August |
6337.12 ± 113.12 |
888.25 ± 15.62 |
7.13 |
| |
September |
5219.32 ± 104.12 |
1249.60 ± 15.23 |
4.18 |
| |
October |
4012.01 ± 88.39 |
1192.21 ± 19.78 |
3.37 |
| Co |
August |
8.52 ± 2.15 |
2.23 ± 1.02 |
3.82 |
| |
September |
9.23 ± 2.14 |
2.12 ± 1.19 |
4.35 |
| |
October |
5.63 ± 1.29 |
2.91 ± 0.40 |
1.93 |
| Ni |
August |
12.61 ± 3.20 |
3.23 ± 1.20 |
3.90 |
| |
September |
27.02 ± 5.11 |
6.12 ± 2.12 |
4.42 |
| |
October |
16.82 ± 3.23 |
4.21 ± 1.76 |
4.00 |
| Cu |
August |
132.89 ± 9.71 |
20.62 ± 8.22 |
6.44 |
| |
September |
80.21 ± 12.31 |
21.43 ± 6.82 |
3.74 |
| |
October |
96.12 ± 7.34 |
25.40 ± 6.12 |
3.78 |
| Zn |
August |
24.10 ± 3.32 |
4.21 ± 0.54 |
5.72 |
| |
September |
65.21 ± 9.24 |
15.06 ± 4.24 |
4.33 |
| |
October |
86.64 ± 5.78 |
16.02 ± 5.23 |
5.41 |
| As |
August |
4.33 ± 0.75 |
1.11 ± 0.68 |
3.90 |
| |
September |
3.35 ± 1.09 |
1.05 ± 0.96 |
3.19 |
| |
October |
2.97 ± 0.37 |
0.98 ± 0.12 |
3.03 |
| Se |
August |
19.10 ± 3.97 |
5.62 ± 1.82 |
3.40 |
| |
September |
23.10 ± 4.83 |
5.98 ± 1.42 |
3.86 |
| |
October |
16.40 ± 3.27 |
5.13 ± 2.11 |
3.20 |
| Mo |
August |
4.32 ± 0.90 |
0.97 ± 0.32 |
4.45 |
| |
September |
3.99 ± 1.21 |
1.99 ± 0.45 |
2.01 |
| |
October |
3.09 ± 0.74 |
1.93 ± 0.12 |
1.60 |
| Ag |
August |
6.88 ± 2.17 |
1.95 ± 0.84 |
3.53 |
| |
September |
4.89 ± 1.31 |
1.56 ± 0.43 |
3.13 |
| |
October |
2.79 ± 0.25 |
1.37 ± 0.82 |
2.03 |
| Cd |
August |
13.73 ± 2.37 |
3.02 ± 0.78 |
4.55 |
| |
September |
13.28 ± 5.24 |
3.98 ± 1.10 |
3.34 |
| |
October |
12.23 ± 3.98 |
3.46 ± 0.99 |
3.53 |
| Pb |
August |
24.30 ± 4.21 |
4.33 ± 1.86 |
5.61 |
| |
September |
21.65 ± 6.42 |
5.02 ± 2.89 |
4.31 |
| |
October |
14.34 ± 3.88 |
4.01 ± 1.03 |
3.58 |
|
