| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| River Garry, Perthshire |  | River Tummel | 35,000 | 56.7748000000 | -3.9841000000 | Map | |||||
| River Ericht, Rannoch |  | Loch ericht | River Tummel | 6,500 | 56.7100000000 | -4.4370000000 | Map |