The Cuiabá River ( Portuguese: ''Rio Cuiabá'') is a Brazilian river in the western state of

Mato Grosso Mato Grosso ( – lit. "Thick Bush") is one of the states of Brazil, the third largest by area, located in the Central-West region. The state has 1.66% of the Brazilian population and is responsible for 1.9% of the Brazilian GDP. Neighboring ...

that flows in the

Río de la Plata Basin The Río de la Plata basin ( es, Cuenca del Plata, pt, Bacia do Prata), more often called the River Plate basin in scholarly writings, sometimes called the Platine basin or Platine region, is the hydrographical area in South America that drain ...

. It is a tributary of the São Lourenço River.

Course

In its upper reaches the Cuiabá River flows through the Águas do Cuiabá Ecological Station, which was created as a state park in June 2002 as part of an effort to clean up the water of the river, which was polluted with garbage and raw sewage. At

Cuiabá Cuiabá () is the capital city of the Brazilian state of Mato Grosso. It is located near the geographical centre of South America. Also, it forms the metropolitan area of Mato Grosso, along with the neighbouring town of Várzea Grande. The city ...

its lower portion enters the

Pantanal The Pantanal () is a natural region encompassing the world's largest tropical wetland area, and the world's largest flooded grasslands. It is located mostly within the Brazilian state of Mato Grosso do Sul, but it extends into Mato Grosso and ...

ecosystem and region, flowing through extensive and important

Ramsar Convention The Ramsar Convention on Wetlands of International Importance Especially as Waterfowl Habitat is an international treaty for the conservation and sustainable use of Ramsar sites (wetlands). It is also known as the Convention on Wetlands. It ...

protected

wetland A wetland is a distinct ecosystem that is flooded or saturated by water, either permanently (for years or decades) or seasonally (for weeks or months). Flooding results in oxygen-free (Anoxic waters, anoxic) processes prevailing, especially in t ...

s for

waterfowl Anseriformes is an order of birds also known as waterfowl that comprises about 180 living species of birds in three families: Anhimidae (three species of screamers), Anseranatidae (the magpie goose), and Anatidae, the largest family, which ...

migratory bird Bird migration is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. Many species of bird migrate. Migration carries high costs in predation and mortality, including from hunting b ...

s, and other wildlife. The Cuiabá continues southwest and forms part of the eastern border of the

Encontro das Águas State Park The Encontro das Águas State Park ( pt, Parque Estadual Encontro das Águas) is a state park in the state of Mato Grosso, Brazil. It covers an area of the pantanal rich in watercourses. Location The Encontro das Águas State Park is divided betw ...

. On some maps it is now called the Canabu River. The Cuiabá / Canabu cuts across the park, where it joins the São Lourenço River, or Pingara River, which also cuts across the park from the east. The Cuiabá River is long to the point where it joins the São Lourenço River. After their

confluence In geography, a confluence (also: ''conflux'') occurs where two or more flowing bodies of water join to form a single channel. A confluence can occur in several configurations: at the point where a tributary joins a larger river (main stem); o ...

the subsequent river continues to be named the Cuiabá River on some maps. The combined river flows through the

Pantanal Matogrossense National Park The Pantanal Matogrossense National Park ( pt, Parque Nacional do Pantanal Matogrossense) is a national park in the state of Mato Grosso at the border to Mato Grosso do Sul, Brazil. Location Pantanal Matogrossense National Park has an area of . ...

, and is a tributary of the

Paraguay River The Paraguay River (Río Paraguay in Spanish, Rio Paraguai in Portuguese, Ysyry Paraguái in Guarani) is a major river in south-central South America, running through Brazil, Bolivia, Paraguay and Argentina. It flows about from its headwaters i ...

. File:Rio Cuiabá.jpg, Cuiabá River, in

, Mato Grosso File:Cuiabá River 10.JPG, Cuiabá River near Porto Jofre, in the

, Mato Grosso File:Cuiabá River 01.JPG, Cuiabá River, below

Corumbá Corumbá is a municipality in the Brazilian state of Mato Grosso do Sul, 425 km northwest of Campo Grande, the state's capital. It has a population of approximately 112,000 inhabitants, and its economy is based mainly on agriculture, anima ...

in Mato Grosso, southern Brazil

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* * * * {{DEFAULTSORT:Cuiaba River Rivers of Mato Grosso

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See also

References

Sources