| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feccia (Fluss) |  | Merse | 17,000 | 43.1663750000 | 11.1753990000 | Map | |||||
| Rosia (Fluss) |  | Merse | 18,000 | 43.2147222200 | 11.2711111100 | Map | |||||
| Serpenna |  | Merse | 13,000 | 43.2140360000 | 11.2722610000 | Map | |||||
| Farma |  | Merse | 34,000 | 43.0883850000 | 11.3381910000 | Map |