Table 6 Water column profiles at the sampling site between June 2018 and October 2019
Date | Depth | Temp | DO | CH4 |
|---|---|---|---|---|
cm | °C | mg/L | mmol/L | |
2018.6.27 | 0 | – | – | 1.80 |
5 | 24.5 | 8.61 | – | |
10 | 24.5 | 8.61 | 2.09 | |
20 | 24.5 | 8.61 | – | |
50 | 24.5 | 8.66 | 2.05 | |
75 | 24.5 | 8.58 | – | |
100 | 24.5 | 8.64 | 2.26 | |
130 | 24.5 | 8.43 | 1.83 | |
150 | 24.5 | 7.83 | 2.05 | |
160 | 24.5 | 7.16 | 2.36 | |
180 | 24.5 | 6.48 | – | |
2018.9.28 | 0 | – | – | – |
5 | 20.8 | 10.97 | 1.52 | |
10 | 20.7 | 10.11 | 1.73 | |
20 | 20.2 | 9.34 | – | |
50 | 19.1 | 8.74 | 2.13 | |
75 | 17.9 | 7.50 | – | |
100 | 17.5 | 7.68 | 3.50 | |
130 | 17.3 | 7.67 | 3.60 | |
150 | 17.2 | 7.24 | 3.53 | |
160 | 17.2 | 6.76 | 3.45 | |
180 | 17.2 | 6.80 | – | |
2019.6.28 | 0 | – | – | 0.92 |
5 | 22.9 | 7.16 | – | |
10 | 22.9 | 7.13 | 1.07 | |
20 | 23.0 | 7.12 | – | |
50 | 23.0 | 7.11 | 1.17 | |
75 | 23.0 | 6.94 | – | |
100 | 23.0 | 6.85 | 1.43 | |
130 | 22.9 | 6.31 | 2.25 | |
150 | 22.8 | 5.75 | 2.76 | |
160 | 22.7 | 4.92 | 3.03 | |
180 | 22.7 | 4.84 | – | |
2019.8.29 | 0 | – | – | 2.78 |
5 | 25.7 | 7.49 | – | |
10 | 25.6 | 7.51 | 0.61 | |
20 | 25.5 | 7.54 | – | |
50 | 25.4 | 7.40 | 0.37 | |
75 | 24.4 | 3.22 | – | |
100 | 23.9 | 1.32 | 0.23 | |
130 | 23.4 | 2.77 | 0.94 | |
150 | 22.6 | 1.86 | 3.38 | |
160 | 22.4 | 1.22 | 13.59 | |
180 | 22.3 | 0.83 | – | |
2019.10.10 | 0 | – | – | 0.32 |
5 | 20.9 | 10.06 | – | |
10 | 20.9 | 10.06 | 0.29 | |
20 | 20.9 | 10.08 | – | |
50 | 20.8 | 10.06 | 0.99 | |
75 | 18.9 | 8.98 | – | |
100 | 17.8 | 7.01 | 0.90 | |
130 | 16.9 | 5.50 | 1.83 | |
150 | 16.9 | 5.45 | 2.36 | |
160 | 16.8 | 5.23 | 2.37 | |
180 | 16.8 | 5.07 | – |