From: Seasonal variation of physicochemical factor and fecal pollution in the Hansan-Geojeman area, Korea
Month | Concentrations of dissolved inorganic nutrients (μmol/L) | ||||
---|---|---|---|---|---|
NH3 | NO2 | NO3 | DIN | DIP | |
Surface | |||||
Feb. | 1.28 ± 0.31 | 0.12 ± 0.04 | 2.48 ± 0.96 | 3.59 ± 1.24 | 0.18 ± 0.08 |
Apr. | 1.30 ± 0.56 | 0.10 ± 0.03 | 0.91 ± 0.47 | 2.30 ± 1.02 | 0.22 ± 0.11 |
Jun. | 1.90 ± 1.18 | 0.18 ± 0.08 | 1.53 ± 0.68 | 3.60 ± 1.91 | 0.20 ± 0.12 |
Aug. | 1.60 ± 0.78 | 0.38 ± 0.18 | 3.89 ± 1.36 | 5.88 ± 1.84 | 0.31 ± 0.14 |
Oct. | 5.30 ± 2.00 | 0.74 ± 0.20 | 2.06 ± 0.46 | 8.10 ± 2.60 | 0.61 ± 0.14 |
Dec. | 1.20 ± 0.97 | 0.61 ± 0.38 | 4.27 ± 3.11 | 6.08 ± 4.45 | 0.64 ± 0.29 |
Bottom | |||||
Feb. | 1.54 ± 0.17 | 0.08 ± 0.03 | 2.36 ± 1.26 | 4.10 ± 0.93 | 0.22 ± 0.10 |
Apr. | 1.58 ± 0.44 | 0.09 ± 0.04 | 0.93 ± 0.19 | 2.60 ± 0.62 | 0.21 ± 0.06 |
Jun. | 2.31 ± 1.04 | 0.33 ± 0.13 | 0.68 ± 0.80 | 3.31 ± 0.99 | 0.28 ± 0.06 |
Aug. | 3.82 ± 0.61 | 0.49 ± 0.12 | 3.52 ± 0.38 | 7.84 ± 0.61 | 0.50 ± 0.02 |
Oct. | 6.14 ± 1.33 | 1.07 ± 0.35 | 3.92 ± 0.89 | 11.13 ± 2.27 | 0.67 ± 0.17 |
Dec. | 1.33 ± 0.69 | 0.61 ± 0.37 | 3.87 ± 2.70 | 5.81 ± 3.55 | 0.45 ± 0.21 |