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Ouattagouna or Ouatagouna is a small town and commune in the Cercle of Ansongo in the Gao Region of south-eastern Mali. ==Geography and climate== Located in the extreme south of the Ansongo Cercle and the region, the commune of Ouattagouna was established by Law No. 096-059, on 4 November 1996.〔 It is bounded to the north by the communes of Boura and Tin-Hama, south by the prefecture Tilabery of Niger, to the east by the town of Tin-Hama and Menaka and west by the municipality of Tessit. It covers an area of 4093 square kilometers.〔 A considerable amount of the commune lies in the Ansongo-Ménaka animal reserve, especially east of the main town. It is managed by 23 elected representatives including one woman, three in the cercle and one in the Regional Assembly headed by a Mayor, three assistants, a secretary general, a manager and a guard. The relief of Ouattagouna is very rugged with a few hills located near Ankoum Migno and El Mack (Bintia in Hausa). Several rocky cliffs along the valley flanks the Niger River. The climate is Sahelian and is characterized by three distinct seasons, dry and cold from October to March; a hot season from April to May; and a rainy season from June to September.〔 The commune experiences prevailing harmattan dry winds blowing for eight to nine months followed by the monsoon which is a humid wind blowing from July to September.〔 The average rainfall ranges from 250 to 300 mm per year and the temperature fluctuates between 10 °C and 30 °C.〔 However rainfall may fluctuate, for instance from 1997 to 2002, the total ranged from 129.5 mm in 10 days in 1997 and 429.2 mm in 1999. In 2002 it was 208.4 mm in an 18 day period against 307 mm in 23 days in 2001 and 383.3 mm in 24 days in 2004 etc.〔 The Niger River passes through the commune for about 50 kilometres. Several wadis runoff into the river including the Kamgala, Soror, Bolilam in Hausa, then that of Imminan in the Gourma. The commune of Ouattagouna contains several small lakes, the most important being Afrag, Barguvi, Tamakazène, Soror Koutou, Tirrazir, Tikoubaradène, Tangouba, Tin Chiguéren, Tinibit, Petan Tibanguir, Gardabani, Tabakatt, Darous Bangou and others.〔 Vegetation is mainly influenced by climate and is composed primarily of savannah grassland. The land is characterised by very deep clay and sandy soils, suitable for agriculture and growing vegetables along the Niger River, and the soils can give a red-brown color in sub-arid regions.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Ouattagouna」の詳細全文を読む スポンサード リンク
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