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A river mouth is where a river flows into a larger body of water, such as another river, a lake / reservoir, a bay / gulf, a sea, or an ocean. [1] At the river mouth, sediments are often deposited due to the slowing of the current, reducing the carrying capacity of the water. [1]
noun. : the place where the river enters the ocean. Examples of river mouth in a Sentence. Recent Examples on the Web Township officials have called for the river mouth dredged, arguing that its shallowness is a safety hazard that impedes access to Platte Bay for rescue boats.
The mouth of a river can change over time as the river carries and drops off more soil and rocks or if the sea level changes. Understanding how river mouths work is important for taking care of the environment, keeping water clean, and making sure boats can navigate safely in these areas.
As a river flows, it picks up sediment from the river bed, eroding banks, and debris on the water. The river mouth is where much of this gravel, sand, silt, and clay —called alluvium —is deposited. When large amounts of alluvium are deposited at the mouth of a river, a delta is formed.
The end of a river is its mouth. Here, the river empties into another body of water—a larger river, a lake, or the ocean. Many of the largest rivers empty into the ocean. The flowing water of a river has great power to carve and shape the landscape.
All rivers are different, but they are comprised of common parts. River system parts include the river source, river mouth, downstream, upstream, flood plain, main river, meander, tributary, watershed boundary, and wetlands.
A river mouth is a place where a river flows into another larger body of water. River mouths form when a river meets another river and forms a confluence, when a river flows into the ocean, or when a river empties into a lake.