Chilika lake:

Chilika Lake, nestled in the heart of Odisha , is much more than a geographical wonder—it’s, in fact, a spiritual and ecological marvel. Indeed, Asia’s largest brackish water lagoon and India’s largest coastal lagoon, Chilika stretches across Puri, Khurda, and Ganjam districts. Chilika Lake is a hotspot of biodiversity and a wintering ground for millions of migratory birds. Learn about its ecology, culture, tourism, news, events and publications on the official website of Chilika Development Authority. Situated on the east coast of India, and connected to the Bay of Bengal through a narrow sea mouth, Chilika is also a lagoon. And like all coastal lagoons, its waters are rich with life. It is the largest brackish Water Lagoon with estuarine character that sprawls along the east coast. It is the largest wintering ground for migratory waterfowl found anywhere on the Indian sub-continent. It is one of the hotspot of biodiversity in the country, and some rare, vulnerable and endangered species ... Chilika is Asia's largest and world's second largest lagoon. It is the largest brackish water lake and wintering ground of the birds in the Indian subcontinent.