| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Naou | Petite Leyre | 19,100 | |||||||||
| Peyronnet | Petite Leyre | 13,100 | 44.2708333333 | -0.5138888889 | Map | ||||||
| Ruisseau de Lagaraille | Petite Leyre | 10,500 | |||||||||
| Ruisseau de Pince | Petite Leyre | 12,200 |