Suriname
1,200 km (most navigable by ships with drafts up to 7 m)
(2005)
Sweden
2,052 km (2005)
Switzerland
65 km (Rhine River between Basel-Rheinfelden and
Schaffhausen-Bodensee) (2003)
Syria
900 km (not economically significant) (2005)
Tajikistan
200 km (along Vakhsh River) (2006)
Tanzania
Lake Tanganyika, Lake Victoria, and Lake Nyasa principal
avenues of commerce with neighboring countries; rivers not navigable
(2005)
Thailand 4,000 km note: 3,701 km navigable by boats with drafts up to 0.9 m (2005)
Togo
50 km (seasonally on Mono River depending on rainfall) (2005)
Turkey
1,200 km (2005)
Turkmenistan
1,300 km (Amu Darya and Kara Kum canal important inland
waterways) (2006)