Table 1.
No | River | Stream Order | Coordinates of the River Mouth, N, E |
Catchment Area, km2 |
Length, km | Average Stream Slope, ‰ | Current Velocity, m s−1 |
Salinity Min−Max, g L−1 |
Salinity Class | Salinity Average g L−1 |
Dissolved O2, mg L−1 |
pH |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Volga River basin | ||||||||||||
1 | Solenaya Kuba | 2 | 50°47′, 46°66′ | 2.03 | 98 | 0.56 | 0.005 | 0.38–3.96 | hypohaline–oligohaline | 1.94 | 8.7 | 8.01 |
2 | Bizyuk | 2 | 50°74′, 46°46′ | 0.71 | 54 | 1.08 | 0.005 | 0.27–0.43 | hypohaline | 0.33 | 6.5 | 8.28 |
3 | Tarlyk | 1 | 51°01′, 46°15′ | 0.63 | 51 | 1.59 | 0.03 | 0.27–0.61 | hypohaline–oligohaline | 0.42 | 4.6 | 8.1 |
4 | Yama 1 | 2 | 50°19′, 46°26′ | 0.38 | 39 | 0.56 | 0.005 | 0.18–0.41 | hypohaline | 0.3 | 8.3 | 8.3 |
5 | Zhidkaya Solyanka | 2 | 50°79′, 47°04′ | 0.39 | 39 | 0.67 | 0.005 | 0.27–0.47 | hypohaline | 0.34 | 8.2 | 8.5 |
6 | Kuba | 2 | 50°19′, 46°25′ | 0.36 | 37 | 0.62 | 0.005 | 0.87–1.2 | oligohaline | 0.93 | 6.7 | 8.08 |
7 | Vodyanka | 2 | 50°12′, 47°12′ | 0.25 | 30 | 0.84 | 0.005 | 0.19–0.29 | hypohaline | 0.48 | 6.5 | 8.0 |
8 | Otrozhina | 2 | 50°46′, 46°73′ | 0.20 | 27 | 0.77 | 0.004 | 0.56–16 | oligohalinemesohaline | 7.8 | 9.0 | 8.8 |
9 | Solyanka 2 | 3 | 50°76′, 46°97′ | 0.20 | 27 | 1.11 | 0.005 | 0.52–0.56 | oligohaline | 0.54 | 7.2 | 9.0 |
10 | Yama | 2 | 50°97′, 47°14′ | 0.13 | 21 | 0.75 | 0.005 | 0.27–0.39 | hypohaline | 0.35 | 8.1 | 8.06 |
11 | Solyanka 3 | 2 | 50°13′, 46°20′ | 0.12 | 20 | 0.68 | 0.005 | 0.38–0.52 | hypohaline–oligohaline | 0.45 | 5.6 | 8.05 |
12 | Gorkaya | 2 | 50°35′, 46°54′ | 0.07 | 16 | 0.84 | 0.005 | 0.41–1.14 | hypohaline–oligohaline | 0.89 | 8.6 | 8.4 |
13 | Kochetnaya | 1 | 52°15′, 50°78′ | 0.06 | 14 | 1.97 | 0.01 | 0.53–1.1 | oligohaline | 0.82 | 7.7 | 7.0 |
14 | Solyanka 1 | 2 | 50°47′, 46°53′ | 0.06 | 14 | 1.21 | 0.005 | 4.12–4.34 | oligohaline | 4.22 | 8.8 | 8.8 |
15 | Gashon | 2 | 50°97′, 46°91′ | 0.05 | 13 | 1.51 | 0.005 | 0.42–0.8 | hypohaline–oligohaline | 0.56 | 6.1 | 8.1 |
Lake Elton basin | ||||||||||||
16 | Solyanka | 1 | 49°10′, 46°35′ | 0.018 | 6.7 | 5.52 | 0.12 | 28–30 | polyhaline | 28.7 | 12.6 | 7.5 |
17 | Chernavka | 1 | 49°12′, 46°40′ | 0.018 | 5.2 | 5.38 | 0.23 | 28–30 | polyhaline | 28.5 | 8.2 | 7.2 |