. It traverses some 370 km of the
. It drains a very low gradient, dropping hardly 100 m over its whole extent, which results in extensive
. The Rio Negro, Beija-flor and Branquinho are some of its western tributaries, while the Rio Novo is its main eastern tributary. Downstream it joins the
This page was last edited on 18 June 2017, at 02:38.
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