| Einzugsgebiet in km² | Fluss | % Korrekt |
|---|---|---|
| 6'112'000 | Amazonas | 99%
|
| 3'254'853 | Nil | 96%
|
| 1'360'000 | Wolga | 87%
|
| 2'981'076 | Mississippi | 83%
|
| 3'730'474 | Kongo | 77%
|
| 2'261'763 | Niger | 72%
|
| 2'306'772 | Lena | 68%
|
| 2'972'497 | Ob | 56%
|
| 1'081'773 | Indus | 52%
|
| 1'722'155 | Jangtsekiang | 49%
|
| 2'400'000 | Amur | 48%
|
| 1'332'574 | Sambesi | 48%
|
| 2'582'672 | Paraná | 32%
|
| 2'554'482 | Jenissei | 29%
|
| 1'743'058 | Mackenzie | 27%
|
| 1'058'549 | Murray | 19%
|
| 1'030'000 | Saint Lawrence | 10%
|
| 1'093'442 | Nelson | 6%
|
| 1'722'300 | Meghna | 5%
|
| 1'125'000 | Schatt al-Arab | 4%
|