Demini River is a

river A river is a natural flowing watercourse, usually freshwater Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. Although the ...

in the Amazon rainforest of the state of Amazonas,

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

. It is a tributary of the Rio Negro.

Course

The Demini River rises in the

Serra do Aracá State Park The Serra do Aracá State Park ( pt, Parque Estadual da Serra do Aracá) is a state park in the state of Amazonas, Brazil. Location The Serra do Aracá State Park is in the municipality of Barcelos in the state of Amazonas. The base of the Ser ...

, a conservation unit created in 1990. It flows southwest through the park, then flows south to join the Rio Negro. The Toototobi River is a tributary of the upper part of the Demini near the headwaters of the

Orinoco The Orinoco () is one of the longest rivers in South America at . Its drainage basin, sometimes known as the Orinoquia, covers , with 76.3 percent of it in Venezuela and the remainder in Colombia. It is the fourth largest river in the wo ...

near the border of

Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in ...

. The

Yanomami The Yanomami, also spelled Yąnomamö or Yanomama, are a group of approximately 35,000 indigenous people who live in some 200–250 villages in the Amazon rainforest on the border between Venezuela and Brazil. Etymology The ethnonym ''Yanomami' ...

'' índios'' are native to this area.

Course

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Further reading