The Zomandao River is a 283-km-long river in the regions of Haute Matsiatra and

Ihorombe Ihorombe is a region in Madagascar. It borders Haute Matsiatra region in north, Atsimo-Atsinanana in east, Anosy in south and Atsimo-Andrefana in west. The capital is Ihosy and the population was 418,520 in 2018. The area of Ihorombe is and ...

in central-southern

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

. It begins in the

Andringitra Massif The Andringitra Massif ("desert of rocks") is a granite massif located within Andringitra National Park in Madagascar. The range is approximately long. In its central area, the range is almost wide, though it is much narrower on either end. Pic ...

at Boby Peak,Madamax.com
/ref> the second highest peak of

, and flows across the Zomandao Plain. It is one of the main tributaries of the

Mangoky River The Mangoky River is a 564-kilometer-long (350 mi) river in Madagascar in the regions of Atsimo-Andrefana and Anosy. It is formed by the Mananantanana and the Matsiatra. Another important affluent is the Zomandao River. It rises in the Ce ...

. It has some waterfalls, including the

Riandahy Falls The Riandahy Falls is a waterfall in the region of Ihorombe in Madagascar. They are situated on the Zomandao River in the Andringitra Massif near the Andringitra National Park. At a distance of less than 1km from these falls, there are also the Ri ...

and

Rianbavy Falls The Rianbavy Falls is a waterfall in the region of Ihorombe in Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an isl ...

A main attribute to the Zomandao River is the

Ihosy River The Ihosy River is a river in Fianarantsoa Province in central Madagascar. It runs down from the hills of Bekisopa, through the town of Ihosy Ihosy is a city (commune urbaine) with 283,047 inhabitants (2015) in Ihorombe Region in central so ...

References

*Aldegheri 1972. ''Rivers and streams on Madagascar''. Dr. W. Junk B.V. Publishers Rivers of Haute Matsiatra Rivers of Ihorombe Rivers of Madagascar {{Madagascar-river-stub