Answer:
A river is not considered as a marsh land.
Step-by-step explanation:
- The wetlands are distinct ecosystems that are flooded by the rovers and cover millions of kilometers. May be permanent or seasonal. They have characteristics of vegetation or aquatic in nature.
- Hence they include the marshes, bogs, swamps, and the fen as most of the wetlands are considered important for the biological diversity the Sundarbans of the West Bengal are home to the conserved mangrove forest wetlands.