The part of a river that takes up a fan-shaped form is called the Delta. The name delta was derived from the Greek letter Delta which looks like a fan.
Delta.
it is called the delta
delta
The area of fertile soil at the mouth of a river is called river delta.
It is called a delta.
The mouth part of a river is called a delta. It is the large silty area at the mouth of a river at which the river spills into different slow flowing channels.
Generally, the mouth of a river is found where it empties into another river, a lake, reservoir or ocean. A large river's mouth can cover a massive area.
cataract
cataract
Lake Alexandrina is the lake at the mouth of the Murray River. It has a surface area of about 570 square km.
The soil deposited at the mouth of a river is called silt.
estuary
lake
The Mouth Of the River
delta