Campinarana (NT0158, Portuguese pronunciation: [kɐ̃ˌpinɐˈɾɐ̃nɐ]), also called Rio Negro Campinarana, is a neotropical ecoregion in the Amazon biome of the north west of Brazil and the east of Colombia that contains vegetation adapted to extremely poor soil. It includes savanna, scrub and forest, and contains many endemic species of fauna and flora.