Dehing Patkai Wildlife Sanctuary (India)

Dehing Patkai National Park is a national park in the Dibrugarh and Tinsukia districts of Assam covering an area of 231.65 km2 (89.44 sq mi) of rainforest. It was declared a wildlife sanctuary on 13 June 2004. On 13 December 2020, the Government of Assam upgraded it into a national park. On 9 June 2021, the Forest Department of Assam officially notified it as a national park. It is located in the Dehing Patkai Landscape which is a dipterocarp-dominated lowland rainforest. The rainforest stretches for more than 575 km2 (222 sq mi) in the districts of Dibrugarh, Tinsukia and Charaideo. The forest further spreads over in the Tirap and Changlang districts of Arunachal Pradesh. Dehing Patkai National Park harbours the largest stretch of lowland rainforests in India. Dehing Patkai Wildlife Sanctuary was declared as Dehing Patkai Elephant Reserve under Project Elephant. Dehing-Patkai as a potential wildlife sanctuary was identified in late 1980s during a primate survey as "Upper Dehing Wildlife Sanctuary". Subsequently during a study on white-winged wood duck in early 1990s, it was discovered as a globally important site for this duck and recommended to be upgraded to "Upper Dehing National Park".