Mamoriá River River in BrazilMamoriá RiverLocationCountryBrazilPhysical characteristicsSource • locationAmazonas state Mouth • coordinates7°30′S 66°21′W / 7.500°S 66.350°W / -7.500; -66.350 Mamoriá River is a river of Amazonas state in north-western Brazil. See also[edit] List of rivers of Amazonas References[edit] Brazilian Ministry of Transport This article related to a river in the Brazilian state of Amazonas is a stub. You can help Wikipedia by expanding it.vte