(unnamed)

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(unnamed) flows into Rio Erexim , which it joins at S 27° 40′ 50″, W 52° 34′ 29″ at OSM node n699055601, and there 180 km of total upstream flows in. load it's distributaries

(unnamed) has 3 tributaries.

• Rio Erechim, which joins it at S 27° 41′ 19″, W 52° 33′ 51″ at OSM node n699055570, and 154 km of total upstream flows in.
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• Rio Jupirangava, which joins it at S 27° 39′ 43″, W 52° 30′ 10″ at OSM node n3670765692, and 5 km of total upstream flows in.
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• Arroio Paris, which joins it at S 27° 41′ 19″, W 52° 33′ 51″ at OSM node n699055570, and 4 km of total upstream flows in.
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