Dibru-Saikhowa National Park

Dibru Saikhowa enjoys a tropical monsoon climate with a hot and wet summer and cool and more often than not dry winter. The annual rainfall ranges from 2300 mm to 3800 mm. The major rainy months are June, July, August, and September. The yearly temperature of the area ranges from 7 deg C to 34 deg C where June, July and August are the hottest while December and January are the coolest months.

The forest kind of Dibru-Saikhowa consists of semi-evergreen forests,
deciduous forests, littoral and swamp forests and patches of wet evergreen forests
. The National Park is having about 35.84% moist mixed forests, 9.50% degraded forest
s and 21.25% grassland. Main tree species of the area are tetrasperma, Bischofi
a javanica, Dillenia indica,Bombax ceiba,Terminalia myriocarpa
,Lagerstroemia parviflora,Mesua ferrea, Dalbergia sissoo,Ficus are some of the species
of the orchid flora of Dibru-Saikhowa, Arundo donax,Imperata cylindrica,Phragmaties karka,Erianthus ravanea are dominant types of grasses in the National Park.

Total 36 species of mammals have so far been recorded from the Dibru-Saikhowa, of which 12 are listed in the schedule 1 of Wild life (Protection) Act 1972. The mammalian species of Dibru-Saikhowa includes Royal Bengal Tiger, Leopard, Clouded Leopard, Jungle Cat, Sloth Bear, Dhole, Small Indian Civet, Malayan Giant Squirrel, Chinese Pangolin, Gangetic Dolphin, Slow Loris, Pig Tailed Macaque, Assamese Macaque, Rhesus Macaque, Capped Langur, Hollock Gibbon, Asian Elephant, Wild Boar, Sambar, and Hog Deer, barking Deer, Asiatic Water Buffalo, and Feral Horses etc.

Dibru-Saikhowa is uniformly rich and diver in herpeto fauna. 2 species of Monitor Lizards, 8 species of Turtles and 8 species of Snakes have so far been recorded from the Dibru-Saikhowa. 62 dissimilar species of fishes and more than 350 species of birds have also been recorded from the Dibru-Saikhowa.

The avi fauna of Dibru-Saikhowa includes Greater Adjutant Stork, Lesser Adjutant Stork, Great Grebe, Indian Shag,Grey Heron, Purple Heron, Night Heron,Yellow Bittern,Openbill Stork, Black Stork, Large Whisstling Teal, Greylag Groose,Common Pintail, Pallas's Fishing Eagle, Griffon Vulture, Osprey, Crested Serpent Eagle,Spot Billed Pelican, White Winged Duck, Bear's Poachard, Greater Spotted Eagle, Bengal Florican, Pale Capped Pigon, Great Pied Hornbill, March Babbler, Jardon's Babbler, Black Breasted Parrotbill etc.

Dibru-Saikhowa National Park is usually kept open for tourist from month of November to April or as informed by the National Park Authority. A written authorization from the Park Authority for entering into the National Park is obligatory. No entry after sunset and before sunrise is allowable in the Park. Guijan Ghat and Saikhowa ghat are the two entry points for tourists. Night halt and picnicking inside the Park is strictly prohibited. Lodging facilities are available out side the Park at Guijan Forest I.B. for which advance booking is necessary. However, personal Hotels are also obtainable at Tinsukia Town at a very sensible rate.

Tinsukia District has 79 feral horses at its population at Dibru-Saikhowa National Park. The feral horse (escaped and living wild) has escaped the Army camps of World War-II, while others were left unfastened during the earthquake here in 1950. These 79 horses are third and fourth generation of those disciplined army horses.