Kolleru Lake was declared a Bird Sanctuary in the year 1999.
Located in the Indian state of Andhra Pradesh, Kolleru Lake is one of the largest freshwater lakes in India.
It serves as a vital habitat for a wide variety of migratory and resident bird species.
The designation as a Bird Sanctuary helped protect this important ecological area from threats such as encroachment, pollution, and unregulated fishing.
Kolleru Lake plays a crucial role in maintaining regional biodiversity, supporting the livelihoods of local communities, and preserving wetland ecosystems.
The sanctuary status has contributed to conservation efforts aimed at sustaining the diverse flora and fauna that depend on the lake.
Overall, the 1999 declaration emphasized the significance of Kolleru Lake as a key site for bird conservation in India.