ADOUR
| 5 |
ADIGE
| 5 |
RHEIN
| 5 |
DONEZ
| 5 |
KUBAN
| 5 |
DNEPR
| 5 |
RHONE
| 5 |
SOMME
| 5 |
WOLGA
| 5 |
ANCRE
| 5 |
BEGNA
| 5 |
INDRE
| 5 |
ETSCH
| 5 |
DWINA
| 5 |
DROME
| 5 |
DRINA
| 5 |
DOUBS
| 5 |
ISERE
| 5 |
BOSAN
| 5 |
CLYDE
| 5 |
DISNA
| 5 |
DIVES
| 5 |
TICINO
| 6 |
THEISS
| 6 |
TAMINA
| 6 |
TORMES
| 6 |
SEVERN
| 6 |
SEMOIS
| 6 |
SARTHE
| 6 |
SAMARA
| 6 |
RUBICO
| 6 |
VARDAR
| 6 |
VIENNE
| 6 |
ZILLER
| 6 |
THEMSE
| 6 |
LIMMAT
| 6 |
MORAVA
| 6 |
ZEZERE
| 6 |
WUOXEN
| 6 |
WJATKA
| 6 |
WILIJA
| 6 |
WARTHE
| 6 |
PRIPET
| 6 |
PILICA
| 6 |
DNJEPR
| 6 |
DJESNA
| 6 |
CREUSE
| 6 |
BEROUN
| 6 |
BERAUN
| 6 |
ARIEGE
| 6 |
ARAGON
| 6 |
ALLIER
| 6 |
ALBULA
| 6 |
EISACK
| 6 |
HUSINE
| 6 |
ISONZO
| 6 |
OURTHE
| 6 |
NJEMEN
| 6 |
NEUTRA
| 6 |
NAROWA
| 6 |
MOSKWA
| 6 |
MORAWA
| 6 |
MOLDAU
| 6 |
MEDUNA
| 6 |
LEITHA
| 6 |
PRIPJET
| 7 |
SALZACH
| 7 |
SHANNON
| 7 |
STUBACH
| 7 |
TREBBIA
| 7 |
WETLUGA
| 7 |
WISLOKA
| 7 |
WOJUTZA
| 7 |
GARONNE
| 7 |
WOLCHOW
| 7 |
ALZETTE
| 7 |
SCHELDE
| 7 |
PENEIOS
| 7 |
NARENTA
| 7 |
MOTTLAU
| 7 |
ANDELLE
| 7 |
ACHERON
| 7 |
AVEYRON
| 7 |
DNJESTR
| 7 |
BITJUGA
| 7 |
BJELAJA
| 7 |
DERWENT
| 7 |
ARDECHE
| 7 |
DUNAJEC
| 7 |
MEURTHE
| 7 |
MAYENNE
| 7 |
LAIBACH
| 7 |
HERAULT
| 7 |
DURANCE
| 7 |
DREWENZ
| 7 |
GIRONDE
| 7 |
CHARENTE
| 8 |
WEICHSEL
| 8 |
ACHELOOS
| 8 |
DARDOGNE
| 8 |