- State- Assam, India
- District-Dibrugarh, Tinsukia
- Located at about 12 km (7.5 mi) north of Tinsukia town
- Bounded by the Brahmaputra and Lohit Rivers in the north and Dibru river in the south.
- Geographical area: 765 sq km, including a core area of 340 sq km and a buffer zone of 425 sq km.
- Consists of moist mixed semi-evergreen forests, moist mixed deciduous forests, canebrakes and grasslands.
- It is the largest salix swamp forest in north-eastern India.
- It has a tropical monsoon climate with a hot and wet summer and cool and usually dry winter.
- Annual rainfall ranges from 2,300 to 3,800 mm (91 to 150 in).
- consists of semi-evergreen forests, deciduous, littoral and swamp forests and patches of wet evergreen forests.
- 35.84% moist mixed forest, 9.50% degraded forest and 21.25% grassland.
- Major tree species of the area are tetrasperma, Dillenia indica, Bischofia javanica among others.
- 35 species of epiphytic orchids and 8 species of terrestrial orchid are recorded.
Flora found in the Dibhru Saikhowa National Park
- especially known because of its feral horses.
- They are descendants of horses who bolted out of stables set up by British Army in and around Tinsukia during World War II.
- Other species found here include-Bengal tiger, Indian leopard, clouded leopard, jungle cat, sloth bear, dhole, small Indian civet, Malayan giant squirrel, Chinese pangolin and many others.
Fauna found in the Dibhru Saikhowa National Park
- The white winged wood duck is the flagship of the Dibhru Saikhowa National Park.
- It is one of the most endangered bird species in the world.
- There are only 800 such birds in the world out of which 450 are in India, Bangladesh and Myanmar.
- Physical characteristics- black body, white head, 81cm in length, red or orange eyes. Males have more shimmer in their plumage and are heavier.