| Longueur en France | Fleuve | % Correct |
|---|---|---|
| 776 km | Seine | 98%
|
| 1012 km | Loire | 95%
|
| 545 km | Rhône | 95%
|
| 188 km | Rhin | 88%
|
| 523 km | Garonne | 86%
|
| 486 km | Meuse | 37%
|
| 483 km | Dordogne | 34%
|
| 263 km | Somme | 25%
|
| 225 km | Vilaine | 24%
|
| 381 km | Charente | 21%
|
| 309 km | Adour | 14%
|
| 224 km | Aude | 13%
|
| 170 km | Orne | 12%
|
| 158 km | Sèvre Niortaise | 9%
|