Question

State the differences between the following.

Delta and Estuary

Answer 1

Delta	Basis	Estuary
Delta is a triangular landmass formed by depositional alluvium at the mouth of the river.	Shape	The estuary is the sunken mouth of the river where the rivers meet the sea forming the tunnel-shaped zone where saline and freshwater mix.
They are formed on the tideless sea coast near the mouth of the river where sediment brought by the rivers is deposited.	Formation	They are the result of strong currents and high tides at the mouth of the river where no deposition takes place.
They are rich agricultural grounds.	Suitability	They are rich fishing grounds and are suitable for inland transportation.
Rivers like Krishna, Kaveri, Mahanadi, Godavari form deltas.	Rivers	Narmada and Tapi forms estuaries.