ABUNA
| 5 |
MADEIRA
| 7 |
MAMORE
| 6 |
BOSNA
| 5 |
AMAZONAS
| 8 |
ITAPECURU
| 9 |
TOCANTINS
| 9 |
XINGU
| 5 |
YUKON
| 5 |
GESHE
| 5 |
HOANGHO
| 7 |
HUANGEH
| 7 |
HWANGHO
| 7 |
GENHE
| 5 |
4 | |
RHONE
| 5 |
5 | |
6 | |
5 | |
MISSOURI
| 8 |
MISSISSIPPI
| 11 |
EUPHRAT
| 7 |
4 | |
5 | |
5 | |
5 | |
5 | |
DNJEPR
| 6 |
6 | |
3 | |
2 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
3 | |
AACH
| 4 |
ALBE
| 4 |
ALLE
| 4 |
ALME
| 4 |
AUMA
| 4 |
BODE
| 4 |
BREG
| 4 |
DILL
| 4 |
EDER
| 4 |
ELBE
| 4 |
ELDE
| 4 |
ELTZ
| 4 |
ERFT
| 4 |
ESTE
| 4 |
GERA
| 4 |
GLAN
| 4 |
HASE
| 4 |
IHLE
| 4 |
IHNA
| 4 |
ILME
| 4 |
ILSE
| 4 |
ISAR
| 4 |
ISEN
| 4 |
ISER
| 4 |
JADE
| 4 |
KYLL
| 4 |
LAHN
| 4 |
LEBA
| 4 |
LECH
| 4 |
LEDA
| 4 |
MAIN
| 4 |
MURG
| 4 |
NAAB
| 4 |
NAHE
| 4 |
OBRA
| 4 |
ODER
| 4 |
OHRAOKER
| 8 |
OKER
| 4 |
OPPA
| 4 |
OPPO
| 4 |
ORLA
| 4 |
OSTE
| 4 |
PAAR
| 4 |
REGA
| 4 |
REMS
| 4 |
RHIN
| 4 |
RISS
| 4 |
ROTT
| 4 |
RUHR
| 4 |
RUSS
| 4 |
SAAR
| 4 |
SIEG
| 4 |