Complex hydraulic variables | |||||||||
---|---|---|---|---|---|---|---|---|---|
 | D (mm) | So | ks (mm) | Fr | Re | Re* | V (m/s) | Τ (N/m2) | τc (N/m2) |
M1 | 0.053 ± 0.010 | 5.67 ± 0.04 | 0.089 ± 0.019 | 0.056 ± 0.014 | 160,156 ± 38,172 | 0.039 ± 0.007 | 0.009 ± 0.002 | 0.117 ± 0.043 | 0.027 ± 0.006 |
M2 | 0.023 ± 0.001 | 5.30 ± 0.11 | 0.030 ± 0.002 | 0.036 ± 0.006 | 160,037 ± 20,397 | 0.010 ± 0.002 | 0.005 ± 0.001 | 0.050 ± 0.010 | 0.009 ± 0.001 |
M3 | 0.048 ± 0.008 | 4.70 ± 0.16 | 0.090 ± 0.007 | 0.047 ± 0.007 | 75,131 ± 14,103 | 0.029 ± 0.004 | 0.006 ± 0.001 | 0.044 ± 0.011 | 0.027 ± 0.002 |
M4 | 0.290 ± 0.015 | 2.50 ± 0.13 | 0.515 ± 0.034 | 0.090 ± 0.033 | 101,029 ± 20,228 | 0.192 ± 0.030 | 0.006 ± 0.001 | 0.051 ± 0.013 | 0.153 ± 0.010 |
F | 119.797 | 79.303 | 141.683 | 1.793 | 4.107 | 30.936 | 2.074 | 2.663 | 140.841 |
p | 0.000*** | 0.000*** | 0.000*** | 0.157 | 0.010** | 0.000*** | 0.112 | 0.050* | 0.000*** |
Physicochemical factors | ||||||||
---|---|---|---|---|---|---|---|---|
 | WD (m) | SD (cm) | T (℃) | DO (mg/L) | Chl-a (mg/L) | pH | TN (mg/L) | TP (mg/L) |
M1 | 9.4 ± 1.4 | 48.4 ± 6.2 | 19.3 ± 1.9 | 98.6 ± 1.6 | 7.3 ± 2.1 | 7.2 ± 0.1 | 2.01 ± 0.05 | 0.146 ± 0.023 |
M2 | 9.3 ± 0.8 | 48.9 ± 4.6 | 19.1 ± 1.9 | 98.8 ± 1.6 | 9.2 ± 2.7 | 7.0 ± 0.1 | 2.05 ± 0.06 | 0.165 ± 0.012 |
M3 | 6.8 ± 0.7 | 46.2 ± 3.4 | 20.0 ± 1.3 | 96.2 ± 3.4 | 8.5 ± 1.7 | 6.7 ± 0.1 | 1.87 ± 0.06 | 0.135 ± 0.006 |
M4 | 5.8 ± 1.1 | 52.8 ± 5.8 | 21.0 ± 1.9 | 100.7 ± 5.9 | 10.9 ± 2.6 | 7.1 ± 0.1 | 2.18 ± 0.07 | 0.161 ± 0.013 |
F | 2.787 | 0.164 | 1.034 | 4.744 | 0.095 | 10.246 | 10.013 | 1.097 |
p | 0.048* | 0.920 | 0.384 | 0.005** | 0.962 | 0.000*** | 0.000*** | 0.357 |