Notification of Elathur Lake as Bio-diversity Heritage Site in Erode District under the Biological Diversity Act, 2002
The Government of Tamil Nadu, Environment, Climate Change and Forest Department, through G.O. Ms. No. 165, Environment, Climate Change and Forest (FR.5), dated 28th August 2025, has notified Elathur Lake in Erode district as a Biodiversity Heritage Site. The notification covers Survey Number 436 in Elathur Town Panchayat, Nambiyur taluk, measuring 37.42.50 hectares.
What the notification does
The Government of Tamil Nadu, Environment, Climate Change and Forest Department, issued G.O. Ms. No. 165, Environment, Climate Change and Forest (FR.5), dated 28th August 2025. Acting on the recommendation of the Tamil Nadu Biodiversity Board, the Governor of Tamil Nadu notified the specified area of Elathur Lake as the Elathur Lake Biodiversity Heritage Site under the Biological Diversity Act, 2002.
The declaration is intended to strengthen biodiversity conservation. Elathur Lake is identified as an important habitat, wintering ground and breeding ground for resident and migratory birds.
Land covered
The Elathur Lake Biodiversity Heritage Site is identified as follows:
- District: Erode.
- Taluk: Nambiyur.
- Local body: Elathur Town Panchayat.
- Survey number: 436.
- Area: 37.42.50 hectares.
- GPS coordinates: 11.385139, 77.225314.
The notified boundary adjoins Survey Numbers 437, 439, 462, 463, 464 and 466 to the north. Survey Numbers 434, 435, 809, 808 and 807 lie to the south. Survey Numbers 424, 426, 427, 429, 430, 431 and 432 lie to the east. Survey Numbers 467 and 806 lie to the west.
Why the lake was selected
The Environment, Climate Change and Forest Department records that Elathur Lake supports Northern Pintail, Bar-headed Goose and Green-winged Teal. It also provides habitat during the peak migratory period for the endangered Steppe Eagle, vulnerable River Tern and Greater Spotted Eagle, and five near threatened bird species.
Who may be affected
Owners, buyers, occupiers and professionals dealing with Survey Number 436 should note that the land is within a notified Biodiversity Heritage Site. People dealing with adjoining survey numbers can use the boundary list to check whether a property borders the site.
The cited national guidelines state that creating a Biodiversity Heritage Site may not restrict prevailing practices and uses of local communities, except for restrictions voluntarily decided by those communities. The notification does not provide further requirements for property sales, development or land use.
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Common questions
Is my land included in the Elathur Lake Biodiversity Heritage Site?
The notified site covers Survey Number 436 in Elathur Town Panchayat, Nambiyur taluk, Erode district. The notification gives an area of 37.42.50 hectares and GPS coordinates of 11.385139, 77.225314.
Are neighbouring survey numbers also part of the notified site?
The notification identifies only Survey Number 436 as the site. Other listed survey numbers describe its northern, southern, eastern and western boundaries.
Does the Biodiversity Heritage Site declaration stop local community practices?
The national guidelines quoted in the notification state that creating a Biodiversity Heritage Site may not restrict prevailing practices and uses of local communities, except restrictions voluntarily decided by them.
Why was Elathur Lake declared a Biodiversity Heritage Site?
The lake is described as an important habitat, wintering ground and breeding ground for resident and migratory birds. It supports endangered, vulnerable and near threatened bird species during the peak migratory period.
