| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Auterne | Aveyron | 8,500 | |||||||||
| Trégou | Aveyron | 6,000 | |||||||||
| Viaur |  | 15 | 1,530,000,000 | 1,090 | Massif Central | Aveyron | 168,000 | 44.1441666667 | 1.9669444444 | Map | |
| Seye (cours d27eau) |  | Aveyron | 18,600 | ||||||||
| Alzou (Aveyron) | 199,000,000 | Aveyron | 44,000 | 44.3502777800 | 2.0427777800 | Map |