A Tributary
It is a tributary.
The main waterway in South Dakota is the Missouri River.
The river Suir.
River Ganges
River Amstel
The Hillsborough River is the main river that cuts through Tampa. It flows into the bay.
A waterway is the Cauto River. That is one of the main waterways in Cuba
Creek
A tributary is a river or stream that flows into a larger river or body of water, while a distributary is a branch of a river that flows away from the main channel. Tributaries add water to the main river, while distributaries branch off from it.
The Rhine River flows from South-East to North-West. The Rhine River flows for 820 miles and empties in the North Sea.
In France, "la Garonne" is a river that flows through the southern part of the country. It is a major waterway that passes through cities such as Toulouse and Bordeaux before eventually joining the Dordogne River to form the Gironde Estuary.
There is only 1 main river the Mississippi which flows to the gulf of Mexico