Rianila River

Rianila is a river in the Atsinanana region in eastern Madagascar. It flows down from the central highlands to flow into the Indian Ocean south of Brickaville at Andevoranto. Its largest tributary is the Rongaronga, which joins it near Brickaville as well as the Iaroka and Vohitra Rivers.

Rianila River
Map of Malagasy rivers.
Location
CountryMadagascar
RegionAtsinanana
CityBrickaville
Physical characteristics
Source 
  locationFahona Massif
  elevation1,450 m (4,760 ft)
Mouth 
  location
Andevoranto, Brickaville, Atsinanana
  coordinates
18°58′35″S 49°06′10″E
  elevation
0 m (0 ft)
Length134 km (83 mi)
Basin size7,820 km2 (3,020 sq mi)
Basin features
Tributaries 
  leftRongaronga
  rightIaroka River, Vohitra River,

The river was previously called the Iharoka River by Western explorers (and the Jark River in a few sources).[1]

References

  1. History of Madagascar, p. 18 (1838) (example of English source, identifying it as the river just south of Andevoranto)


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