| River | % Correct |
|---|---|
| Shannon | 90%
|
| Liffey | 83%
|
| Lee | 67%
|
| Lagan | 62%
|
| Suir | 60%
|
| Barrow | 57%
|
| Blackwater (Cork) | 57%
|
| Foyle | 57%
|
| Blackwater (Kells) | 52%
|
| Nore | 48%
|
| Suck | 43%
|
| Boyne | 40%
|
| Erne | 33%
|
| Moy | 31%
|
| Slaney | 29%
|
| Bandon | 24%
|
| Lower Bann | 24%
|
| Upper Bann | 24%
|
| Brosna | 21%
|
| Clare | 21%
|
| Inny | 19%
|
| Avoca | 12%
|
| Finn | 12%
|
| Feale | 10%
|
| Abbert | 2%
|