(unnamed)

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(unnamed) flows into Rio Picasso do Norte , which it joins at S 28° 4′ 8″, W 50° 46′ 47″ at OSM node n9067875157, and there 60 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Arroio Picasso do Sul, which joins it at S 28° 5′ 29″, W 50° 45′ 48″ at OSM node n9067890101, and 6 km of total upstream flows in.
load it's tributaries