(unnamed)

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(unnamed) flows into Río Huallaga , which it joins at S 8° 46′ 48″, W 76° 14′ 1″ at OSM node n6309683107, and there 2,023 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Río Yanajanca, which joins it at S 8° 59′ 28″, W 76° 26′ 46″ at OSM node n4192391472, and 25 km of total upstream flows in.
load it's tributaries