Atsimo-Andrefana (South West) is a region of Madagascar. It borders Menabe in north, Amoron'i Mania and Haute Matsiatra in northeast, Ihorombe and Anosy in east and Androy in southeast. The capital is Toliara and the population was 1,799,088 in 2018.^[1] Atsimo Andrefana is geographically the largest of all Malagasy regions with an area of 66,236 km² (25,574 sq mi).^[3]

Quick Facts Région Atsimo Andrefana, Country ...

Atsimo Andrefana Region Région Atsimo Andrefana
Region
Location in Madagascar
Country	Madagascar
Capital	Toliara
Government
• Governor	Edally Tovondrainy Ranoelson
Area
• Total	66,236 km2 (25,574 sq mi)
Population  (2018)[1]
• Total	1,799,088
• Density	27/km2 (70/sq mi)
Time zone	UTC3 (EAT)
HDI (2018)	0.418[2] low · 21st of 22

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Atsimo-Andrefana Region is divided into nine districts, which are sub-divided into 105 communes.

• Ampanihy District – 16 communes
• Ankazoabo District – 5 communes
• Benenitra District – 5 communes
• Betioky Sud District – 5 communes
• Beroroha District – 19 communes
• Morombe District – 8 communes
• Sakaraha District – 11 communes
• Toliary I District – 1 commune
• Toliara II District – 19 communes

In Atsimo-Andrefana are found the following protected areas:

• Part of Mangoky Ihotry Wetland Complex
• Velondriake New Protected Area
• Tsinjoriake New Protected Area
• Analandraza Analavelo New Protected Area
• Ranobe Bay New Protected Area
• Ranobe PK32 New Protected Area
• Atsimo Andrefan'Ifotaky New Protected Area
• Vohidefo New Protected Area
• Beza Mahafaly Reserve
• Mikea National Park
• Nosy Ve-Androka National Park
• Zombitse-Vohibasia National Park
• Tsimanampetsotsa National Park
• Reniala Reserve
• Soariake New Protected Area
• Amoron'i Onilahy New Protected Area

Mayor river in Atsimo-Andrefana is the Onilahy River and in the north the Mangoky River. Also the Fiherenana River and Linta River flows in that region while the Menarandra River forms the border with region of Androy in the south.