It is called delta.
It is called a delta.
cataract
delta
cataract
it is called a delta
texas
The mouth of its river is shaped like one.
It is called a Delta.
The opening is called an estuary.
A river delta.
A delta is a triangle-shaped island at the mouth of a river that is formed from river sediments. Deltas are typically fertile areas due to the accumulation of nutrient-rich soil deposited by the river.
DELTA