| Rang | Länge | Fluss | % Korrekt |
|---|---|---|---|
| 1. | 6'650 km | Nil | 100%
|
| 2. | 6'400 km | Amazonas | 97%
|
| 45. | 1'904 km | Don | 93%
|
| 27. | 2'857 km | Donau | 86%
|
| 17. | 3'530 km | Wolga | 86%
|
| 4. | 6'051 km | Mississippi | 79%
|
| 3. | 6'380 km | Jangtsekiang | 66%
|
| 9. | 4'835 km | Kongo | 62%
|
| 13. | 4'184 km | Niger | 59%
|
| 10. | 4'692 km | Lena | 55%
|
| 11. | 4'500 km | Mekong | 55%
|
| 7. | 5'052 km | Amur | 48%
|
| 6. | 5'410 km | Ob | 48%
|
| 24. | 3'010 km | Orinoco | 48%
|
| 22. | 3'034 km | Rio Grande | 48%
|
| 21. | 3'180 km | Indus | 45%
|
| 30. | 2'574 km | Sambesi | 45%
|
| 8. | 4'845 km | Huáng Hé | 41%
|
| 12. | 4'260 km | Mackenzie | 41%
|
| 14. | 3'998 km | Paraná | 41%
|
| 34. | 2'333 km | Colorado River | 38%
|
| 5. | 5'540 km | Jenissei | 38%
|
| 16. | 3'596 km | Schatt al-Arab | 31%
|
| 23. | 3'019 km | Syrdarja | 31%
|
| 28. | 2'743 km | Amudarja | 28%
|
| 37. | 2'201 km | Dnepr | 28%
|
| 50. | 1'800 km | Okavango | 28%
|
| 25. | 2'980 km | Saluen | 28%
|
| 33. | 2'428 km | Ural | 28%
|
| 15. | 3'672 km | Murray River | 24%
|
| 26. | 2'930 km | Sankt-Lorenz-Strom | 24%
|
| 20. | 3'185 km | Yukon River | 24%
|
| 41. | 2'160 km | Oranje | 21%
|
| 19. | 3'199 km | Rio São Francisco | 21%
|
| 47. | 1'819 km | Volta | 21%
|
| 40. | 2'170 km | Irrawaddy | 17%
|
| 18. | 3'450 km | Meghna | 17%
|
| 29. | 2'671 km | Nelson River | 17%
|
| 42. | 2'060 km | Brazos River | 14%
|
| 36. | 2'240 km | Columbia River | 14%
|
| 43. | 1'977 km | Indigirka | 14%
|
| 44. | 1'910 km | Juba | 14%
|
| 31. | 2'513 km | Kolyma | 14%
|
| 49. | 1'806 km | Nördliche Dwina | 14%
|
| 35. | 2'292 km | Olenjok | 14%
|
| 48. | 1'809 km | Petschora | 14%
|
| 32. | 2'450 km | Rio Tocantins | 14%
|
| 38. | 2'197 km | Xi Jiang | 14%
|
| 46. | 1'872 km | Río Colorado | 10%
|
| 39. | 2'190 km | Tarim | 10%
|