(unnamed)

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(unnamed) flows into Rio Anapu , which it joins at S 3° 19′ 20″, W 51° 15′ 49″ at OSM node n4399559846, and there 259 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Igarapé Pilão, which joins it at S 3° 20′ 45″, W 51° 16′ 17″ at OSM node n4399563610, and 43 km of total upstream flows in.
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