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Kolleru Lake

March 23, 2026

According to environmental activist, the Kolleru Lake has suffered a sustained and measurable decline in its ecological health during the last 50 years.

About Kolleru Lake:

  • Location: It is a shallow lake located in Andhra Pradesh.
  • It is nestled in the inter-deltaic plain of rivers Krishna and Godavari near the city of Eluru and serves as a natural flood-balancing reservoir for these two rivers. 
  • This lake is also known as the “Peerless Fisherman”s Paradise and Bird Heaven”.
  • It receives water from four rivers, namely Budameru, Ramileru, Tammileru, and Errakalva,
  • This lake empties its water into the Bay of Bengal through an outlet called ‘upputera’.
  • The lake was declared as a wildlife sanctuary in 1999.
  • It was designated as a wetland of international importance in 2002 under the International Ramsar Convention. 
  • Fauna:
    • It supports many migratory birds annually, including grey pelicans, painted storks, and open-billed storks. 
    • It is a haven for species migrating from Siberia, Central Asia, and the Himalayas.
  • Significance: The Lake is deeply intertwined with local livelihoods, sustaining thousands who depend on fishing, duck farming, and paddy cultivation.

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