Rivers

Rivers

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river.

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Rivers

Waterfall

Water bodies; Rivers

A place where flowing water rapidly drops in elevation as it flows over a steep region or a cliff.

Bar

Water bodies; Rivers

This river is an elevated region of sand or gravel that has been deposited by the flow. Types of bars include mid-channel bars (also called braid bars, and common in braided rivers), point bars ...

Riverboat

Water bodies; Rivers

This is a ship built boat designed for inland navigation on lakes rivers, and artificial waterways.

This is a section of a river or stream that diverts from the main channel or stem of the watercourse and rejoins the main stem downstream. Local anabranches can be the result of small islands in the ...

River channel migration

Water bodies; Rivers

This is the lateral motion of an alluvial river channel across its floodplain due to processes of erosion of and deposition on its banks and bars. In meandering streams, channel migration typically ...

Riffle

Water bodies; Rivers

It is a short, relatively shallow and coarse-bedded length of stream over which the stream flows at lower velocity and higher turbulence than it normally does in comparison to a pool. As a result of ...