The Puduari River ( pt, Rio Puduari) is a river in the state of Amazonas, Brazil. It is a tributary of the Rio Negro.

Course

The river runs in a northeast direction to join the right bank of the Rio Negro to the north of the town of

Novo Airão Novo Airão (or New Airão) is a municipality located in the state of Amazonas in northern Brazil on the Rio Negro River about 180 km upstream of Manaus. Its population was 19,928 (2020) and its area is 37,771 km². The town is reacha ...

. It forms the boundary between the

Rio Negro State Park North Section The Rio Negro State Park North Section ( pt, Parque Estadual do Rio Negro Setor Norte) is a state park in the state of Amazonas, Brazil. It protects an area of Amazon rainforest to the west of the Rio Negro. Location The Rio Negro State Park Nor ...

on its left (north west) bank and the

Rio Negro Right Bank Environmental Protection Area The Rio Negro Right Bank Environmental Protection Area ( pt, Área de Proteção Ambiental Margem Direita do Rio Negro) is an Environmental protection area (APA) in the state of Amazonas, Brazil. Location Parts of the Rio Negro Right Bank Envir ...

along its right (south east) bank. The terra firma forest in the river basin has abundant

Manicaria saccifera ''Manicaria'' is a palm genus which is found in Trinidad, Central and South America. It contains two recognized species: #'' Manicaria martiana'' Burret – Colombia, northwestern Brazil #'' Manicaria saccifera'' Gaertn. – Central America, T ...

palms.

Fauna

The river is a

blackwater river A blackwater river is a type of river with a slow-moving channel flowing through forested swamps or wetlands. As vegetation decays, tannins leach into the water, making a transparent, acidic water that is darkly stained, resembling black tea ...

, as are the nearby Rio Negro tributaries the Unini,

Jaú Jaú is a municipality in the center of the state of São Paulo, in Brazil. The population is 151,881 (2020 est.) in an area of . The elevation is . The city takes its name from the native fish species '' jau''. History The history of the city ...

and Carabinani rivers, and has similar fauna and flora to those rivers. Forty species of fish have been recorded in the river and thirty species in the streams that feed it from the state park. The most common species in the river are Auchenipterichthys longimanus,

Ageneiosus ''Ageneiosus'' is a genus of driftwood catfishes found mostly in South America with one species extending into Central America. Species Thirteen species in this genus are recognized: * '' Ageneiosus akamai'' Ribeiro, Rapp Py-Daniel & Walsh, 20 ...

species,

Bryconops ''Bryconops'' is a genus of freshwater fish in the family Iguanodectidae from South America. It consists of small fish, all under half-a-foot long, with slender bodies and silvery scales, though there is some mild color variation. Several species ...

species,

Cyphocharax abramoides ''Cyphocharax'' is a genus of fish in the family Curimatidae native to South America. Species There are currently 41 recognized species in this genus: * '' Cyphocharax abramoides'' ( Kner, 1858) * '' Cyphocharax aninha'' Wosiacki & D. P. S. Mi ...

Serrasalmus gouldingi ''Serrasalmus'' is a genus of piranhas. They are collectively known as pirambebas; the "typical" piranhas like the piraya piranha are nowadays placed in ''Pygocentrus''. Like all piranhas, ''Serrasalmus'' are native to South America. These fish ...

and

Hemiodus goeldi ''Hemiodus'' is a genus of halftooths from South America with the greatest species richness in the Amazon Basin, but also found in the Orinoco, Essequibo, Paraná–Paraguay and Parnaíba River basins. Depending on the species involved, these ...

, while the most common species in the streams are

species,

Hemigrammus pretoensis ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

Pyrrhulina brevis ''Pyrrhulina'' is a genus of freshwater fishes found in tropical South America. Several of these species are popular aquarium fish. ''Pyrrhulina'' is closely related to '' Copeina'' and ''Copella'', although it is distinguished from the former b ...

Copella nigrofasciata ''Copella nigrofasciata'' is a species of fish in the splashing tetra family found in the upper Amazon basin, ranging from Manaus Manaus () is the capital and largest city of the Brazilian state of Amazonas. It is the seventh-largest city ...

Microcharacidium eleotrioides ''Microcharacidium'' is a genus of South American darters. There are currently 3 recognized species in this genus. Species * '' Microcharacidium eleotrioides'' (Géry Géry () is a commune in the Meuse department in Grand Est in north-ea ...

and Poeciloharax weitzmani.

Notes

Sources

* * {{authority control Rivers of Amazonas (Brazilian state) Tributaries of the Rio Negro (Amazon)

Course

Fauna

See also

Notes

Sources