| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Joyeuse (river) |  | Iholdy | Bidouze | 27,000 | 43.2840825711 | -1.2075280008 | Map | ||||
| Lagrabe | Bidouze | 3,500 | |||||||||
| Lauhirasse (Bidouze) | Bidouze | 19,200 | |||||||||
| Lihoury |  | 190,000,000 | 175 | Iholdy | Bidouze | 45,800 | 43.2900429103 | -1.2013463854 | Map | ||
| Minhurrieta erreka | Beyrie-sur-Joyeuse | Bidouze | 16,700 | 43.3276400428 | -1.0987291200 | Map |