(unnamed)

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(unnamed) flows into the sea: 6 km flows in at S 16° 44′ 5″, E 47° 0′ 50″ at OSM node n7504435656. (unnamed) flows into Betsiboka , which it joins at S 16° 43′ 50″, E 46° 53′ 16″ at OSM node n888383863, and there 4,070 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Andanamavatombry, which joins it at S 16° 43′ 40″, E 47° 0′ 42″ at OSM node n2231962382, and 27 km of total upstream flows in.
load it's tributaries