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Ramsar Sites in India — All 85 Sites (2026 update)

India has 85 Ramsar wetland sites as of 2025, covering ~13.3 lakh hectares — the second largest network in Asia after China and the largest in South Asia. Tamil Nadu leads with 18 sites; Chilika Lake (Odisha) and Keoladeo NP (Rajasthan) were India's first Ramsar sites, designated on 1 October 1981.

TL;DR — facts in 30 seconds

Total Ramsar sites in India: 85 (as of 2025). Total area: ~13.3 lakh ha. India in Asia: 2nd largest network (after China). First sites: Chilika Lake (Odisha) + Keoladeo NP (Rajasthan), both 1 Oct 1981. India became Ramsar party: 1 Feb 1982. State leader: Tamil Nadu (18 sites). World Wetlands Day: 2 February.

85
Ramsar sites in India
13.3 lakh ha
Total area covered
2 Feb 1971
Ramsar Convention signed
1 Oct 1981
India's first 2 sites
18
Tamil Nadu — top state
172
Global Ramsar parties

What is a Ramsar site?

A Ramsar site is a wetland designated to be of international importance under the Ramsar Convention, formally the Convention on Wetlands of International Importance especially as Waterfowl Habitat. The Convention was signed on 2 February 1971 in the Iranian city of Ramsar, on the southern shores of the Caspian Sea, and came into force on 21 December 1975. India became a contracting party on 1 February 1982.

Wetlands designated as Ramsar sites must meet at least one of 9 criteria, broadly grouped as:

India's first Ramsar sites — 1 October 1981

SiteStateArea (sq km)Note
Chilika LakeOdisha1,165Asia's largest brackish water lagoon; was on Montreux Record (sites in danger) 1993-2002, removed after restoration
Keoladeo National ParkRajasthan29Formerly Bharatpur Bird Sanctuary; UNESCO World Heritage Site

State-wise distribution of Ramsar sites in India

State leaders by number of sites (top 12):

RankState / UTNumber of sitesExamples
1Tamil Nadu18Pichavaram, Point Calimere, Kazhuveli, Vembannur, Vellode, Karikili
2Uttar Pradesh10Upper Ganga River, Saman, Samaspur, Sarsai Nawar, Sandi, Bakhira, Sur Sarovar, Nawabganj, Parvati Arga, Haiderpur
3Jammu & Kashmir5Wular Lake, Tso Moriri, Tsokar, Surinsar-Mansar, Hokera
4Maharashtra3Nandur Madhameshwar, Lonar Lake, Thane Creek
5Karnataka4Ranganathittu, Magadi Kere, Aghanashini, Ankasamudra
6Rajasthan3Keoladeo, Sambhar Lake (Montreux Record), Khichan
7Gujarat4Nalsarovar, Khijadiya, Thol, Wadhvana
8Kerala3Sasthamkotta, Vembanad-Kol, Ashtamudi
9Odisha4Chilika, Bhitarkanika, Hirakud Reservoir, Satkosia Gorge, Tampara
10Punjab6Harike, Kanjli, Ropar, Beas Conservation Reserve, Keshopur-Miani, Nangal
11West Bengal2East Kolkata Wetlands, Sundarbans
12Himachal Pradesh3Chandertal, Pong Dam Lake, Renuka Lake

Latest Ramsar additions (2024-25)

India added new Ramsar sites in two batches during 2024-25:

Montreux Record — sites in ecological trouble

The Montreux Record under the Ramsar Convention identifies sites where adverse ecological changes have occurred or are likely. From India:

Wetland conservation framework in India

World Wetlands Day — 2 February

World Wetlands Day is observed every year on 2 February to mark the adoption of the Ramsar Convention on this day in 1971. First celebrated in 1997, it raises awareness about the value of wetlands for humanity and the planet. Each year has a theme — 2025 theme: "Wetlands and our common future"; 2024: "Wetlands and Human Wellbeing".

Famous Ramsar sites in India — must-know for UPSC

  1. Chilika Lake (Odisha) — Asia's largest brackish water lagoon; first Ramsar site of India.
  2. Keoladeo NP (Rajasthan) — UNESCO World Heritage Site; first batch.
  3. Wular Lake (J&K) — one of Asia's largest freshwater lakes.
  4. Loktak Lake (Manipur) — known for "phumdis" (floating biomass); Keibul Lamjao NP within.
  5. Sundarbans (West Bengal) — world's largest mangrove ecosystem; Royal Bengal Tigers.
  6. Bhitarkanika (Odisha) — second largest mangrove in India; saltwater crocodiles.
  7. Harike (Punjab) — formed by Beas-Sutlej confluence.
  8. East Kolkata Wetlands — sewage-fed pisciculture system, urban wetland.
  9. Sambhar Lake (Rajasthan) — India's largest inland saline lake.
  10. Vembanad-Kol (Kerala) — longest lake in India.

UPSC and exam relevance

Frequently asked questions about Ramsar sites in India

How many Ramsar sites are there in India?

India has 85 Ramsar sites as of 2025, covering ~13.3 lakh hectares. India has the second largest network of Ramsar sites in Asia (after China) and the largest in South Asia. The first Ramsar sites in India were Chilika Lake (Odisha) and Keoladeo National Park (Rajasthan), both designated on 1 October 1981.

What is the Ramsar Convention?

The Ramsar Convention, formally the Convention on Wetlands of International Importance especially as Waterfowl Habitat, is an intergovernmental treaty signed in Ramsar, Iran, on 2 February 1971. It came into force on 21 December 1975. It provides the framework for conservation and wise use of wetlands. India became a signatory on 1 February 1982. As of 2025, the Convention has 172 contracting parties and over 2,500 designated wetlands.

Which Indian state has the most Ramsar sites?

Tamil Nadu has the highest number of Ramsar sites in India with 18 sites as of 2025, surpassing Uttar Pradesh (10 sites). Tamil Nadu's sites include Pichavaram Mangrove, Point Calimere Wildlife Sanctuary, Kazhuveli Bird Sanctuary, Vellode Bird Sanctuary, Vembannur Wetland Complex and several others added during the 2022-2024 designation rounds.

What is World Wetlands Day?

World Wetlands Day is observed every year on 2 February to mark the signing of the Ramsar Convention on 2 February 1971. It was first celebrated in 1997. Each year a theme is announced. The day raises awareness about the value of wetlands for humanity and the planet.

Which were the first Ramsar sites of India?

India designated its first two Ramsar sites on 1 October 1981Chilika Lake in Odisha (Asia's largest brackish water lagoon, 1,165 sq km) and Keoladeo National Park in Rajasthan (29 sq km, formerly Bharatpur Bird Sanctuary). Both have remained on the list since.

Which Indian Ramsar sites are on the Montreux Record?

Currently, two Indian sites are on the Montreux Record (sites where ecological changes have occurred or are likely): Keoladeo National Park, Rajasthan (added 1990) and Loktak Lake, Manipur (added 1993). Chilika Lake was on Montreux 1993-2002 but was removed after successful restoration.