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In the Vinony graph
Vinony catalogs Sasthamcotta Lake in its Ramsar Wetlands collection (1,486 entries).
Within Vinony's link graph, Sasthamcotta Lake is referenced by 738 other articles, and connects out to Chaliyar, Vembanad and green chromide.
The entry is geolocated on the map.
Vinony files it under Geography of Kollam district, Lakes of Kollam and Ramsar sites in India.