Dibru-Saikhowa National Park

Dibru-Saikhowa National Park Assamese=ডিব্ৰু ছৈখোৱা ৰাষ্ট্ৰীয় উদ্যান
IUCN category II (national park)
Location	Assam, India
Nearest city	Tinsukia
Coordinates	27°40′N 95°23′E / 27.667°N 95.383°E / 27.667; 95.383Coordinates: 27°40′N 95°23′E / 27.667°N 95.383°E / 27.667; 95.383
Area	350 km2 (140 sq mi)
Established	1999

Dibru-Saikhowa (Pron: ˈdɪbru: ˌsaɪˈkəʊwə) National Park is a national wildlife park in Tinsukia, Assam, India.

Dibru-Saikhowa National Park is located at about 12 km north of Tinsukia town of Assam covering an area of 350 km². It lies between 27°30' N to 27°45' N latitude and 95°10' E to 95°45'E longitude at an average altitude of 118 m (range 110–126 m). It is also a biosphere reserve. The park bounded is by the Brahmaputra and Lohit rivers in the north and Dibru river in the south. It is situated in Dibrugarh and Tinsukia district of Assam. It mainly consists of moist mixed semi-evergreen forests, moist mixed deciduous forests, canebrakes and grasslands. It is the largest salix swamp forest in north east India. Situated in the flood plains of the Brahmaputra and the Lohit, at an altitude of 118 m above sea level, Dibru-Saikhowa is a haven for many endangered species. Due to the auto stocking by the Brahmaputra and Dibru river, it is rich in fish diversity. Dibru Saikhowa has tropical monsoon climate with a hot and wet summer and cool and usually dry winter. The annual rainfall ranges from 2300 mm to 3800 mm. The main rainy months are June, July, August, September. The average coldest and warmest temperature of the area ranges from 7 °C to 34 °C where June, July and August are the hottest while December and January are the coolest months.

The area was declared as Dibru Reserved Forest in 1890. In 1920, additional area was added to the Dibru Reserve Forest. In 1929, Saikhowa Reserve Forest was declared. In 1933, more area was added to the Dibru RF. In 1986, an area of 650 km² was preliminarily declared as a wildlife sanctuary out of which finally 340 km² was declared as wildlife sanctuary in 1995. In 1997, Dibru-Saikhowa Biosphere Reserve was declared with and area of 765 km² that included the 340 km² of sanctuary area as the core. In 1999, the 340 km² of sanctuary area was declared as national park.