Period | Sampling zones | ||
River | Estuarine | coastal | |
15-Jan-14 | 5.30 ± 0.17 | 5.09* | 0.55 ± 0.06 |
24-Apr-14 | 5.16 ± 0.17 | 4.95* | 0.39 ± 0.05 |
17-Jul-14 | 3.50 ± 0.48 | 1.86 ± 0.23 | 0.13 ± 0.03 |