← All previous year questions
HCS (Haryana)Mains2003
Question
Q2(iii). What is difference between Estuary and a Lagoon ?
Show AnswerHide Answer
Model Answer
Estuary
A semi-enclosed coastal water body where a river meets the sea.
Features:
- Tidal influence
- Brackish water
- Important for fisheries, ports
Examples: Hooghly Estuary, Narmada Estuary.
Lagoon
A shallow coastal water body separated from the sea by a sandbar, reef or island.
Examples: Chilika Lake (Odisha), Pulicat Lake.
Difference: Estuaries are river-dominated, tidal and open to sea; Lagoons are enclosed or semi-enclosed water bodies separated from the sea.