World rank (length)

River

Source

Outflow

Km

Navigable distance

seasonal

(year round)

3

Yangzi (Chang Jiang)

Tibetan Plateau

East China Sea

6,300km

3234 (2985)

5

Yellow (Huang He)

Tibetan Pleau

Bohai Sea

4,667

3794 (274)

8

Irtix (Irtysh)

Altay Mtn., Xinjiang

Ob River, Russia

4,438

161 (0)

10

Heilongjiang (Amur)

Confluence of Shilka and Argun

Tatar Strait

4352

1892 (0)

14

Lancang (Mekong)

Tibetan Plateau

South China Sea

4023

308 (137)

22

Yarlung Zangbo (Brahmaputra)

Tibetan Plateau

Ganges River, India

2897

23

Indus

Himalayas

Arabian Sea

2897

36

Nu (Salween)

Tibetan Plateau

Gulf of Martaban

2414