River mouth

As an estuary is defined as the inflow point of a river into another body of water.

Estuary with river delta

It is possible that a river is a river delta; doing this delta forms or types can be distinguished:

  • The (final) mouth of a river in the ocean is called the delta.
  • It is also possible that a flow onshore in a lake, in another river or in a septic landform ( a basin flows ( above sea level) or a depression ( below sea level), then one speaks of an inland delta to this. Delta - type also includes branches of a river in the so-called " domestic " in a valley.

Examples of ' mouths with river delta "can be found in the individual mouth shapes:

  • Inland delta
  • Estuary

Features

The temperature in the mouth region lies in our latitudes, usually at 20 ° C or more. In an estuary mix salt and fresh water. Also ruffe flounder regions are called estuaries. The area of ​​the estuary in its upper and lower reaches itself also has strong differences in the environmental conditions that lead to difficult living conditions.

Mouth without river delta

When to form a river without a delta opens into one of the aforementioned waters, he can open out directly or by one estuary ( an estuary ). It is also possible that he (A Basin ( ( below sea level) above sea level) or a depression ) opens or into another river as part of a lowland also in an endorheic landform.

The ( a ) Example of " mouths without river delta "

  • Elbe, Ems and Weser rivers flow into the North Sea ( estuary ); Germany; Europe
  • The Jordan River flows into the Dead Sea ( " terminal lake ", depression); Israel, Jordan; Asia
  • Main and Neckar rivers flow into the Rhine ( Upper Rhine Graben, depression ); Germany; Europe
  • The Truckee River flows into the Pyramid Lake ( " terminal lake ", pool); Nevada; USA
Pyramid Lake (Nevada) Liman (landform)
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