Table 1. Environmental parameters.
Mean (±standard error) of discrete water quality samples collected at each site during each sample event (n = 627). Letters after means indicate significant differences between regions within years (p < 0.05).
| Year 1 | Year 2 | Year 3 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| North | South | West | North | South | West | North | South | West | |
| Temperature (°C) | 26.4 (0.7) | 24.8 (0.8) | 25.1 (0.7) | 24.1 (1.3) | 23.2 (1.3) | 23.3 (1.4) | 22.9 (1.1) | 22.5 (1.3) | 22.3 (1.4) |
| Dissolved oxygen (mg L−1) | 7.5 (0.2) | 7.4 (0.3) | 7.4 (0.2) | 6.7 (0.4) | 6.4 (0.4) | 7.6 (0.6) | 8.2 (0.4) | 8.5 (0.6) | 8.9 (0.5) |
| Salinity | 9.3 (0.6)a | 13.3 (0.7)b | 8.9 (0.7)a | 9.5 (0.7)a | 12.1 (0.6)b | 9 (0.7)a | 11.7 (0.9) | 13.9 (1.1) | 11.1 (0.9) |
| Secchi depth (cm) | 35 (2.1)a | 42.4 (2.2)b | 37.1 (1.3)a | 47.9 (2.6)a | 49 (1.6)a | 36.1 (2.3)b | 41.8 (2.4)a | 55.1 (3.6)b | 47 (2.3)a |