The Zomandao River is a 283-km-long river in the regions of Haute Matsiatra and Ihorombe in central-southern Madagascar. It begins in the Andringitra Massif at Boby Peak,[1] the second highest peak of Madagascar, and flows across the Zomandao Plain. It is one of the main tributaries of the Mangoky River. It has some waterfalls, including the Riandahy Falls and Rianbavy Falls.

Zomandao River
Zomandao
Map of the Mangoky and Zomandao rivers
Location
Country	Madagascar
Region	Haute Matsiatra, Ihorombe
Cities	Fenoarivo Atsinanana, Ihosy
Physical characteristics
Source
• location	Andringitra Massif, Pic Boby, Haute Matsiatra
• elevation	2,600 m (8,500 ft)
Mouth	Mangoky river
• location	between Bekininy and Sakananjy, Ihorombe
• coordinates	21°35′45″S 45°24′44″E
• elevation	193 m (633 ft)
Length	283 km (176 mi)
Basin size	10,300 km2 (4,000 sq mi)
Basin features
Tributaries
• left	Sohanambo River, Ihosy

A main attribute to the Zomandao River is the Ihosy River.

References

• Aldegheri 1972. Rivers and streams on Madagascar. Dr. W. Junk B.V. Publishers