| Parameter | Quality standard | Observation stations | |||
|---|---|---|---|---|---|
| Batanglampe | Lapoipoi | Malamberi | Pasiloange | ||
| Temperature (°C) | Natural (28°C−30°C) | 32 | 31 | 30 | 31 |
| Salinity (‰) | Natural (33−34°/oo) | 34 | 31 | 32 | 33 |
| Dissolved oxygen (mg/L) | > 5 mg/L | 7 | 7 | 8 | 7 |
| pH | 7−8.5 | 7.5 | 7.6 | 8.5 | 6.5 |
| Chlorophyll-a (mg/m1) | - | 2.251 | 0.471 | 0.409 | 0.344 |
| Phytoplankton abundance (cells/m3) | 1,000,000 cells/m3 | 5,456,476 | 6,377,919 | 734,607 | 496,815 |
| Zooplankton abundance (cells/m3) | - | 67,941 | 339,703 | 38,217 | 55,202 |
| Larvae abundance (Ind/L) | - | 83 | 712 | 351 | 3,972 |
| NO2– (µg/L) | 8−10 µg/L | 0.19 | 0.22 | 0.19 | 0.22 |
| NO3– (mg/L) | 0.06 mg/L | 0.475 | 0.518 | 0.603 | 0.477 |
| NH3 (mg/L) | 0.3 mg/L | 0.085 | 0.339 | 0.183 | 0.233 |
| DIN (mg/L) | - | 0.562 | 0.859 | 0.788 | 0.712 |
| DIP (PO43–) (mg/L) | 0.015 mg/L | 0.049 | 0.006 | 0.011 | 0.020 |
| N:P ratio | 16 | 11.47 | 143.20 | 71.63 | 35.61 |
| Primary productivity | - | 170.284 | 35.630 | 30.940 | 26.023 |