The Mississippi floodplain has three parishes and they are known as:
- The passes
- The natural levee
- The swamp.
Parishes of the hills region and red river valley region are:
- Avoyelles
- DeSoto
- Red River
- Beauregard
- Grant
- Sabine
- Bossier
- Natchitoches
- Vernon
- Caddo
- Winn.
Parishes of the Parishes of the marsh region are:
- Bluff lands
- Prairies
- Flat woods.
What are the parishes about?
The three parishes above plays an important function in enhancing the Mississippi floodplain significance.
The soils that is in them are known to be allu vial. Floods are said to be a key part of the Mississippi delta ecosystem.
The natural levee is said to be composed of sediments that have been left and has build up. The passes is known to act as the river's border where it is seen to be the place that flood do affect.
Lastly, the swamp parishes are known to be wet areas and this serve as drainage region after the flood.
Therefore, The Mississippi floodplain has three parishes and they are known as:
- The passes
- The natural levee
- The swamp.
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