[2] This protected area was established as a Bird Sanctuary in August 1996 by the Government of Assam.

The first systematic ornithological surveys in the area was conducted by noted conservationist Dr Anwaruddin Choudhury in 1987–88.

[citation needed] The sanctuary is bordered by the Brahmaputra and the Disang rivers in the north west and south respectively.

[9] Among mammals, there were past records of great Indian one-horned rhinoceros and tiger.

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