From: Seasonal variation of physicochemical factor and fecal pollution in the Hansan-Geojeman area, Korea
Month | Temperature (°C) | Salinity | pH | DO (mg/L) | COD (mg/L) | Chlorophyll-a (μg/L) |
---|---|---|---|---|---|---|
Surface | ||||||
 Feb. | 9.02 ± 1.04 | 34.15 ± 0.09 | 8.22 ± 0.07 | 10.36 ± 0.58 | 1.92 ± 0.15 | 7.51 ± 4.01 |
 Apr. | 13.26 ± 0.36 | 33.84 ± 0.31 | 8.19 ± 0.04 | 8.38 ± 0.14 | 1.67 ± 0.54 | 1.33 ± 0.37 |
 Jun. | 18.52 ± 0.31 | 33.85 ± 0.04 | 7.92 ± 0.04 | 7.95 ± 0.35 | 1.54 ± 0.29 | 2.87 ± 1.25 |
 Aug. | 25.59 ± 0.71 | 29.47 ± 2.49 | 8.32 ± 0.28 | 6.50 ± 1.71 | 2.20 ± 0.98 | 18.03 ± 14.28 |
 Oct. | 19.90 ± 0.48 | 32.73 ± 0.22 | 8.13 ± 0.02 | 7.27 ± 0.71 | 2.31 ± 0.18 | 9.47 ± 1.87 |
 Dec. | 14.68 ± 0.47 | 33.30 ± 0.30 | 8.11 ± 0.02 | 7.56 ± 0.25 | 1.57 ± 0.23 | 3.50 ± 2.66 |
Bottom | ||||||
 Feb. | 8.95 ± 0.96 | 34.18 ± 0.08 | 8.23 ± 0.06 | 10.00 ± 0.51 | 2.04 ± 0.32 | 5.64 ± 3.03 |
 Apr. | 12.96 ± 0.12 | 34.06 ± 0.09 | 8.20 ± 0.04 | 8.63 ± 0.29 | 2.10 ± 0.26 | 2.71 ± 1.76 |
 Jun. | 17.04 ± 0.49 | 34.09 ± 0.05 | 7.96 ± 0.03 | 7.85 ± 0.24 | 1.93 ± 0.41 | 1.52 ± 0.22 |
 Aug. | 21.12 ± 2.28 | 33.47 ± 0.42 | 8.04 ± 0.04 | 4.38 ± 0.28 | 2.32 ± 0.30 | 11.09 ± 11.40 |
 Oct. | 19.85 ± 0.48 | 32.84 ± 0.09 | 8.10 ± 0.02 | 7.05 ± 0.56 | 2.49 ± 0.37 | 10.50 ± 5.25 |
 Dec. | 14.69 ± 0.48 | 33.16 ± 0.21 | 8.11 ± 0.02 | 7.38 ± 0.66 | 1.50 ± 0.39 | 4.48 ± 3.25 |