| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Tamout |  | Couesnon | 20,000 | 48.4302777800 | -1.5130555600 | Map | |||||
| Loisance |  | Couesnon | 30,000 | 48.4700000000 | -1.4861111100 | Map | |||||
| Motte d'Yné | Couesnon | 12,000 | 48.3772000000 | -1.0479000000 | Map | ||||||
| Muez | Couesnon | 10,800 | 48.2664000000 | -1.1633000000 | Map | ||||||
| Le Moulin de la Charrière | Couesnon | 5,000 | 48.3423000000 | -1.2986000000 | Map |