Dibru-Saikhowa National Park

Dibru-Saikhowa National Park is a national park in Assam, India, located in Dibrugarh and Tinsukia districts. It was designated a Biosphere Reserve in July 1997 with an area of 765 km2 (295 sq mi), including a core area of 340 km2 (130 sq mi) and a buffer zone of 425 km2 (164 sq mi).

Dibru-Saikhowa National Park
Dibru-Saikhowa Biosphere Reserve
IUCN category II (national park)
LocationAssam, India
Nearest cityTinsukia
Coordinates27°40′N 95°23′E
Area350 km2 (140 sq mi)
Established1999

It is located at about 12 km (7.5 mi) north of Tinsukia town at an average elevation of 118 m (387 ft), ranging from 110 to 126 m (361 to 413 ft). The park is bounded by the Brahmaputra and Lohit Rivers in the north and Dibru river in the south. 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-eastern India, with 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). It is a haven for many endangered species and rich in fish diversity.[1][2] In December 2020, Gauhati highcourt stayed a permission given to Oil India Limited for hydrocarbon exploration at seven locations inside the protected area.[3]

Conservation

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.[4]

Originally created to help conserve the habitat of the rare white-winged wood duck, the park is also home to other rare creatures such as water buffalo, black-breasted parrotbill, tiger and capped langur. The park also has some eco lodges.

Flora

The forest of Dibru-Saikhowa consists of semi-evergreen forests, deciduous, littoral and swamp forests and patches of wet evergreen forests. The national park is about 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, Bombax ceiba, Lagerstroemia parviflora, Terminalia myriocarpa, Mesua ferrea, Dalbergia sissoo, and Ficus. Arundo donax, Imperata cylindrica, Phragmites karka, Saccharum ravennae are principal types of grasses in the national park.[5] 35 species of epiphytic orchids and 8 species of terrestrial orchid are recorded.[6]

Fauna
Feral Horses

Mammals: 36 mammal species have been recorded, of which 12 are listed in Schedule 1 of the Wildlife (Protection) Act of 1972.[7] Species include Bengal tiger, Indian 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, Hoolock gibbon, Asian elephant, wild boar, Sambar deer, hog deer, barking deer, Asiatic water buffalo, and feral horse.[8] The park is one of the few places in the world which is home to 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.[9]

Reptiles: two species of monitor lizard, eight turtle species and eight snake species have been recorded.

Birds recorded include greater adjutant, ferruginous pochard, Jerdon's babbler, black-breasted parrotbill, marsh babbler, puff-throated babbler, Jerdon's bushchat, rufous-rumped grassbird, chestnut-crowned bush warbler,[10] lesser adjutant, Sarus crane, Bengal florican, spot-billed pelican, white-necked stork, black stork, black-necked stork, white-bellied heron, glossy ibis, fulvous whistling-duck, bar-headed goose, common shelduck, white-winged duck, Indian spot-billed duck, Baer's pochard, swamp francolin, Himalayan griffon, white-tailed eagle, Pallas's fish-eagle, grey-headed fish eagle, greater spotted eagle, white-backed vulture, slender-billed vulture, lesser kestrel, brown fish owl, great pied hornbill, spotted redshank, spotted greenshank,[11] Indian cormorant, grey heron, purple heron, black-crowned night heron, yellow bittern, Asian openbill, greylag goose, northern pintail, osprey, crested serpent-eagle, white-winged wood duck, pale-capped pigeon.[12]

See also

References
  1. Choudhury, A. U. (1994). A report on bird survey in Dibru–Saikhowa Wildlife Sanctuary, Assam, India. Oriental Bird Club, UK.
  2. Choudhury, A. U. (1998). "Mammals, birds and reptiles of Dibru-Saikhowa Sanctuary, Assam, India". Oryx. 32 (3): 192–200. doi:10.1046/j.1365-3008.1998.d01-36.x.
  3. Parashar, U. (2020). "Gauhati HC stays hydrocarbon exploration inside Dibru-Saikhowa national park". Hindustan Times.
  4. Choudhury, A.U. (2009). The genesis of a national park. In Incredible Dibru–Saikhowa National Park. Dwivedi, K.K. (ed.). Dibru–Saikhowa Conservation Society, Tinsukia, India. Pp. 6-11.
  5. "Dibru Saikhowa Wildlife Sanctuary - Information, Safari and Tours - Wildlife of India". www.thewildlifeofindia.com. Retrieved 19 April 2018.
  6. Khyanjeet Gogoi (January 2010). "Orchid flora of Dibru –Saikhowa National Park and Biosphere Reserve, Assam, India". www.researchgate.net. Retrieved 22 January 2019.
  7. Duttai, R. (2014). "Floodwaters force animals to flee Dibru-Saikhowa National Park - Times of India". The Times of India. Retrieved 19 April 2018.
  8. Bhuyan, A. (2011). "Warhorses Gone Wild". Open Media Network Pvt. Ltd. Retrieved 19 April 2018.
  9. Deb, S.P. (2019). "From War to Wandering: The Legends of Dibru-Saikhowa".
  10. Allen, D. (2002). "A bird survey of the Amarpur area of the Dibru-Saikhowa Biosphere Reserve, Assam, India". Forktail. 18: 87−92.
  11. Choudhury, A. (2006). "Birds of Dibru-Saikhowa National Park and Biosphere Reserve, Assam, India". Indian Birds. 2 (4): 95−105.
  12. https://www.kaziranga-national-park.com/dibru-saikhowa-national-park.shtml
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