About Mahadayi River:
- The Mahadayi River, also called Mandovi or Mhadei, is a rain-fed river that is shared between Karnataka and Goa for their water needs.
- Course:
- It originates from Bhimgad Wildlife Sanctuary in the Western Ghats in Karnataka.
- It travels briefly through Maharashtra before entering Goa and emptying into the Arabian Sea at Panaji, Goa.
- About 76 km of Mahadayi's 111-km length runs through Goa.
- Tributaries: It has several tributaries, namely Rogaro, Kushavati, Nanorem, Nanuz, Valvota, and Mapusa.
- Panaji, the state capital, and the town of Old Goa are situated on the left bank of the Mandovi River.
- The Salim Ali Bird Sanctuary is located on the island of Chorao in the Mandovi River.
What is the Kalasa-Banduri project?
- The project involves the construction of dams and a canal system to divert water from the Mahadayi River, located in Goa, to the Malaprabha River (a tributary of the Krishna river) basin in Karnataka.
- The main goal of the project is to meet the drinking water needs of the districts of Belagavi, Dharwad, Bagalkot, and Gadag in Karnataka.
- The project was proposed by the Karnataka Government in the 1980s, but faced opposition from the state of Goa.
