Salinity (ppt) | Dissolved oxygen (mg/l) | pH | Temperature (°C) | Turbidity (cm) | Water current (m/s) | Water depth | ||
Rating point | 10 | 27 - 32 | >8 | 7.9 - 8.2 | 26 - 32 | 25 - 22 | 0.1 - 0.3 | >8 |
9 | 25 - 33 | 6 - 7 | 7.8 - 8.3 | 25 - 33 | 26 - 21 | 0.15 - 0.35 | 8 | |
8 | 24 - 34 | 5 - 6 | 7.7 - 8.4 | 24 - 34 | 30 - 19 | 0.2 - 0.4 | 7 | |
7 | 23 - 35 | 4 - 5 | 7.6 - 8.5 | 23 - 35 | 35 - 17 | 0.25 - 0.45 | 6 | |
6 | 18 - 36 | 3 - 4 | 7.5 - 8.6 | 22 - 36 | 40 - 15 | 0.3 - 0.5 | 5 | |
5 | 15 - 40 | - | 7.4 - 8.7 | 21 - 37 | 45 - 13 | 0.35 - 0.6 | 4 | |
4 | 12 - 45 | - | 7.3 - 8.8 | 20 - 38 | 50 - 12 | 0.4 - 0.7 | 3 | |
3 | 10 - 50 | 3 - 2 | 7.0 - 8.9 | 19 - 39 | 55 - 10 | 0.6 - 0.9 | - | |
2 | 5 - 55 | 2 - 1 | 6.9 - 9.0 | 18 - 40 | 60 - 8 | 0.9 - 1.5 | - | |
1 | 0 - 65 | - | 6.8 - 9.1 | 17 - 41 | 65 - 7 | >1.5 | 1 | |
Weighted value | 0.15 | 0.15 | 0.10 | 0.15 | 0.15 | 0.15 | 0.15 |