Bangladesh
up to 8,046 km depending on season
note: includes 3,058 km main cargo routes
Barbados
none
Bassas da India
none
Belarus
NA km; note - Belarus has extensive and widely used canal
and river systems
Belgium
1,570 km (route length in regular commercial use) (2001)
Belize
825 km (river network used by shallow-draft craft; seasonally
navigable)
Benin
streams navigable along small sections, important only locally
Bermuda
none
Bhutan
none
Bolivia
10,000 km (commercially navigable)