Table 1 List of sampled rivers, watershed area, wetland coverage, and water chemistry Table 1 List of sampled rivers, watershed area, wetland coverage, and water chemistry Table 1 List of sampled rivers, watershed area, wetland coverage, and water chemistry Table 1 List of sampled rivers, watershed area, wetland coverage, and water chemistry Table 1 List of sampled rivers, watershed area, wetland coverage, and water chemistry Table 1 List of sampled rivers, watershed area, wetland coverage, and water chemistry
Number Large river Watershed (km²) Wetland (Mari) (%) dFe (mg L–1) DOC (mg L–1) EC (mS m–1)
L1 Yaurin 3253 16.5 0.380 19.0 3.90
L2 Tyrma 2072 16.5 0.145 14.9 5.63
L3 Gujik 1383 34.8 0.360 18.4 3.42
L4 Gujal 2689 15.8 0.123 15.2 5.30
L5 Sutyri 2129 14.7 0.185 13.4 4.17
Number Small river Watershed (km²) Wetland (Mari) (%) dFe (mg L–1) DOC (mg L–1) EC (mS m–1)
1 Sofron 23.3 5.6 0.160 17.3 3.82
2 Yakagulin 34.0 5.8 0.183 16.3 4.29
3 No Name 43.9 17.3 0.139 16.0 4.17
4 Kevity 323.0 7.2 0.081 11.2 7.14
5 Jangsovo 69.8 6.5 0.071 12.5 9.82
6 Kevity (upstream) 56.1 4.0 0.120 12.6 7.91
7 Kevity-makit 4.7 2.2 <0.02 9.1 14.00
8 Sula 140.9 11.7 0.068 12.2 5.18
9 No Name 42.1 40.2 0.330 24.4 3.90
10 Allan 55.7 31.8 0.500 29.5 2.89
11 Talkanji 42.1 7.2 0.046 12.9 8.82
12 Kuvitikan 32.4 59.4 0.540 21.0 3.09
13 Kuvitikan Verkhny 34.8 25.4 0.280 18.7 4.32
14 Kovun 279.6 10.3 0.072 12.0 5.97
15 Right Talanja 79.4 41.8 0.360 19.7 4.13
16 Talanja 38.4 7.0 0.280 13.9 6.78
17 Tokchka-birakan 65.4 6.9 0.053 7.4 6.60
18 Small Nigba 98.5 29.8 0.360 16.9 6.21
19 Big Nigba 140.4 22.2 0.093 10.0 9.02
Note. Number corresponds to sampling site in Figure 1. Wetland coverage was calculated using the landcover map (Figure 6). Note. Number corresponds to sampling site in Figure 1. Wetland coverage was calculated using the landcover map (Figure 6). Note. Number corresponds to sampling site in Figure 1. Wetland coverage was calculated using the landcover map (Figure 6). Note. Number corresponds to sampling site in Figure 1. Wetland coverage was calculated using the landcover map (Figure 6). Note. Number corresponds to sampling site in Figure 1. Wetland coverage was calculated using the landcover map (Figure 6). Note. Number corresponds to sampling site in Figure 1. Wetland coverage was calculated using the landcover map (Figure 6).