Bian River (Indonesia)

Coordinates: 8°07′09″S 139°56′28″E / 8.1193°S 139.9411°E

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Bian River Wai Bian, Bian-rivier, Sungai Bian
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Location
Country	Indonesia
Province	South Papua
Regency	Merauke
Physical characteristics

Source	Butiptiri
• location	Southeast of Asike

Mouth	Arafura Sea
• location	District of Okaba, Merauke
Length	580.6 km (360.8 mi)
Basin size	8,044.3 km² (3,105.9 sq mi)
Width
• minimum	70 m (230 ft)
• maximum	1,447.1 m (4,748 ft)

Discharge
• location	Near mouth
• average	392 m³/s (13,800 cu ft/s)

The Bian River or Mbian River is a river in Merauke Regency, South Papua, Indonesia.^[1] Its total length is 580.6 km and its width is around 70 – 1447.1 m.^[2] Some 900 people in its upper course are said to speak the language Bian Marind.^[3]

Geography

The river flows in the southern area of Papua with a predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification).^[4] The annual average temperature in the area is 23 °C. The warmest month is October when the average temperature is around 25 °C, and the coldest is June, at 20 °C.^[5] The average annual rainfall is 2952 mm. The wettest month is May, with an average of 405 mm rainfall, and the driest is August, with 62 mm rainfall.^[6]

Ecology

In the district of Muting (Merauke Regency), the Bian River is a nature reserve by the order of the Ministry of Forestry^[7] as the habitat of various protected flora and fauna, among others: Archerfish and Asian arowana.^[8]

References

^ Wai Bian – Geonames.org.
^ Tabel SD-11:Inventarisasi sungai. Provinsi : Papua. Tahun Data : 2010
^ "www.papuaweb.org" (PDF). Archived from the original (PDF) on 2008-07-23. Retrieved 2010-06-23.
^ Peel, M C; Finlayson, B L; McMahon, T A (2007). "Updated world map of the Köppen-Geiger climate classification". Hydrology and Earth System Sciences. 11 (5): 1633–1644. Bibcode:2007HESS...11.1633P. doi:10.5194/hess-11-1633-2007.
^ "NASA Earth Observations Data Set Index". NASA. 30 January 2016. Archived from the original on 6 August 2013. Retrieved 29 November 2018.
^ "NASA Earth Observations: Rainfall (1 month – TRMM)". NASA/Tropical Rainfall Monitoring Mission. 30 January 2016. Archived from the original on 19 April 2019. Retrieved 29 November 2018.
^ Cagar Alam Sungai Bian
^ "Eksotika Sungai Bian Merauke". Archived from the original on 2018-04-01. Retrieved 2018-11-29.

v t e Rivers of Western New Guinea
Apauwar Baliem (Vriendschaps) Becking Bewani Bian Brazza Bulaka Digul Fly Grime Kampung Kamundan Kumbe Lorentz/Undir Mamberamo Mandobo Mappi Maro (Merauke) Mimika Momats Muturi Nawa Ok Tedi Pauwasi Pulau (Eilanden) Sepik Seremuk Sobger Songgato Tabai Tami Tariku Taritatu Tor Van Daalen Wamma Wapoga Warenai Warswai Waruta Wildeman Wiriagar Wowei
Rivers of Indonesia

8°07′09″S 139°56′28″E / 8.1193°S 139.9411°E / -8.1193; 139.9411

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Geography

Ecology

See also

References