Dos Mangues River From Wikipedia the free encyclopedia River in BrazilDos Mangues RiverLocationCountryBrazilPhysical characteristicsSource • locationTocantins state The Dos Mangues River is a river of Tocantins state in central Brazil. See also[edit] List of rivers of Tocantins References[edit] Brazilian Ministry of Transport This article related to a river in Tocantins, Brazil is a stub. You can help Wikipedia by expanding it.vte