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Glaw Lake in Arunachal Pradesh has been designated as India’s 101st Ramsar Site, making it the first Ramsar Site in the State and strengthening India’s commitment to wetland conservation, biodiversity protection and sustainable development.

Key Highlights

  • Glaw Lake has been recognised under the Ramsar Convention on Wetlands, an international treaty adopted in 1971 at Ramsar, Iran, for the conservation and wise use of wetlands.
  • With this addition, India’s total Ramsar Sites have increased to 101, up from 26 sites in 2014, reflecting the country’s expanding wetland conservation efforts.
    • Northeast India now has a total of 6 Ramsar Sites.
  • The designation was announced by the Ministry of Environment, Forest and Climate Change, Government of India.

About Glaw Lake

  • Location: Lohit district, Arunachal Pradesh, within the Kamlang Tiger Reserve and Wildlife Sanctuary in the Eastern Himalayas, one of the world’s biodiversity hotspots.
  • Type: Freshwater lake, fed by perennial mountain streams.
  • River: The Kamlang River flows to the north of the lake.
  • The site is also recognised as an Important Bird and Biodiversity Area (IBA).

Ecological Significance

  • The wetland supports over 150 tree species and 49 orchid species within its catchment.
  • It provides habitat to four species of big catsTiger, Leopard, Clouded Leopard and Snow Leopard.
  • It is an important habitat and wintering ground for the Critically Endangered White-bellied Heron.
  • Other notable wildlife includes the Great Hornbill, Red Goral, Hoolock Gibbon, Asian Golden Cat, Asiatic Black Bear and Barking Deer.
  • Glaw Lake also holds deep cultural and spiritual significance for the Mishmi community, who regard it as a sacred site.
  • Ramsar sites are wetlands designated under the Ramsar Convention, an international treaty on wetland conservation signed in Ramsar, Iran, under the auspices of UNESCO. 
  • It was signed on 2nd February 1971 and it came into force in 1975, its COPs are held every 3yrs.
  • The convention aims to conserve wetlands and promote their sustainable use to support global biodiversity.
  • It is headquartered in Gland, Switzerland.
  • India became a contracting party to the Ramsar Convention in 1982 and now has 101 Ramsar sites spread across its states and Union Territories. 
    • As of now Tamil Nadu (20) has the highest number of Ramsar sites in India.
  • The United Kingdom has the highest number of Ramsar sites at 176, followed by Mexico and India.

List Of Other Ramsar Sites in Northeast

Sl. No. Ramsar Site State Designated Year Notable Feature
1 Loktak Lake Manipur 1990 Largest freshwater lake in NE India; famous for floating Phumdis; one of only 2 Indian sites on the Montreux Record (other one is Keoladeo); Keibul Lamjao National Park, world’s only floating NP is located here 

Keibul Lamjao NP, last natural habitat of the endangered Sangai (brow-antlered deer).

2 Deepor Beel Assam 2002 A permanent freshwater lake; vital storm-water storage for Guwahati.
3 Rudrasagar Lake Tripura 2005 A natural sedimentation reservoir; site of the Neermahal palace.
4 Pala Wetland Mizoram 2021 Largest natural wetland in Mizoram; surrounded by tropical forests.
5 Khecheopalri Wetland Sikkim 2025 Sikkim’s first Ramsar site, added in 2025; a sacred lake for both Buddhists and Hindus.

As of August 2026, the NE states of Meghalaya and Nagaland do not yet have any designated Ramsar sites

Exam Hook – Prelims Question

Q. Consider the following statements regarding Glaw Lake:

  1. It is the first Ramsar Site in Arunachal Pradesh.
  2. It is located within the Kamlang Tiger Reserve.
  3. It is recognised as an Important Bird and Biodiversity Area.

Which of the statements given above is/are correct?

(a) 1 only
(b) 1 and 2 only
(c) 1, 2 and 3
(d) 2 and 3 only

Answer: (c) 1, 2 and 3

One-line Wrap

The designation of Glaw Lake as India’s 101st Ramsar Site highlights the growing importance of wetland conservation in safeguarding biodiversity, climate resilience and sustainable livelihoods in the Eastern Himalayas.

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