| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Yule River West Branch | Indian ocean | 67,900 | -20.5291666700 | 118.0236111100 | Map | ||||||
| West Yule River | Indian ocean | 52,900 | -21.7102777800 | 118.6369444400 | Map | ||||||
| Bemarivo River |  | 5,400,000,000 | 2,100 | Indian ocean | 140,000 | -14.1458333333 | 50.1552777778 | Map | |||
| Besokatra River |  | 113,400,000 | 1,100 | Indian ocean | 61,800 | -12.3833333300 | 49.4425000000 | Map | |||
| Gourits River |  | 45,715,001,344 | 516 | Indian ocean | 416,000 | -34.3464000000 | 21.8856000000 | Map |