| River | Region | Notes |
| Bristol Avon | ||
| Dorset Stour | ||
| Great Ouse | ||
| Itchen | ||
| Swale | ||
| Rother | ||
| Witham | ||
| Ribble | ||
| Derwent (Derby & Yorks) | ||
| Dove | ||
| Trent | ||
| Yorks Ouse | ||
| Wye | ||
| Lugg | ||
| Severn | ||
| Worcester Stour | ||
| Teme | ||
| Warks Avon | ||
| Arrow | ||
| Marden | ||
| Usk | ||
| Vyrnwy | ||
| Taff | ||
| Wensum | ||
| Thames (& Tribs) | ||
| Loddon | ||
| Kennet | ||
| Ivel | ||
| Hants Avon |