Araguari River (Amapá) on:
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The Araguari River ( pt, Rio Araguari) is the primary river of 
The river flows through the Uatuma-Trombetas moist forests ecoregion.
The river defines the western boundary of the
Amapá
Amapá () is one of the 26 states of Brazil. It is in the northern region of Brazil. It is the second least populous state and the eighteenth largest by area. Located in the far northern part of the country, Amapá is bordered clockwise by Fr ...
state in north-eastern 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 became famous among surfers when some decided to ride its constant tidal bore
Tidal is the adjectival form of tide.
Tidal may also refer to:
* ''Tidal'' (album), a 1996 album by Fiona Apple
* Tidal (king), a king involved in the Battle of the Vale of Siddim
* TidalCycles, a live coding environment for music
* Tidal (servic ...
, characterizing waves that can last for several minutes. In 2013, three dams were built in the river to generate hydroelectricity
Hydroelectricity, or hydroelectric power, is Electricity generation, electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other Renewabl ...
. The dams ended the tidal bore which altered the flow of water in the Amazon, and caused significant land erosion and damage to the Bailique Archipelago
Bailique is a district in the Brazilian municipality of Macapá, in the state of Amapá. Bailique is an archipelago of islands in the Amazon River. It consists of eight major islands. The district is limited to the north by the Araguari River, to ...
.
The river flows through the Uatuma-Trombetas moist forests ecoregion.
The river defines the western boundary of the Amapá National Forest
The Amapá National Forest ( pt, Floresta Nacional do Amapá) is a national forest in the state of Amapá, Brazil. It supports sustainable exploitation of the natural resources in an area of Amazon rainforest in the Guiana Shield.
Location
The A ...
, a sustainable use conservation unit created in 1989.
See also
*List of rivers of Amapá
List of rivers in Amapá (Brazilian State).
The list is arranged by drainage basin from north to south, with respective tributaries indented under each larger stream's name and ordered from downstream to upstream. All rivers in Amapá drain to t ...
References
Rivers of Amapá {{AmapáBR-river-stub