Results 1 to 10 of about 47,943 (199)

Population structuration and chromosomal features homogeneity in Parodon nasus (Characiformes: Parodontidae): A comparison between Lower and Upper Paraná River representatives [PDF]

open access: goldNeotropical Ichthyology, 2022
The ichthyofauna of the La Plata hydrographic basin is divided into Upper and Lower Paraná River systems due to the geographic isolation of the Sete Quedas waterfalls, currently flooded by the lake of the Itaipu dam. In Parodontidae, pairs of species, or
Matheus Azambuja   +4 more
doaj   +3 more sources

Longitudinal gradient in limnological variables in the Upper Paraná River: a brief description and the importance of undammed tributaries

open access: greenActa Limnologica Brasiliensia, 2017
Aim: Describe the limnological pattern in a longitudinal gradient in the Paraná River, a highly dammed river, in a stretch localized between two dams, but rich in undammed tributaries.
Natália Fernanda Santana   +5 more
doaj   +2 more sources

Financial comparisons of the artisanal fisheries in Urubupungá Complex in the middle Paraná River (Brazil) [PDF]

open access: goldBrazilian Journal of Biology, 2003
The main objective of this study was a bio-economic survey of artisanal fishing so as to compare average profit of the fishermen, in two different environments (reservoirs and river) and seasons (dry and rainy).
Ceregato S. A., Petrere Jr. M.
doaj   +2 more sources

Species inventory of aquatic macrophytes in the last undammed stretch of the Upper Paraná River, Brazil

open access: greenActa Limnologica Brasiliensia, 2017
The last undammed stretch of the Upper Paraná River in the Brazilian territory is, to date, not completely inventoried, which rises concerns given the rapid rates of species extinctions.
Douglas Costa Souza   +7 more
doaj   +2 more sources

Astyanax lineatus (Perugia, 1891) (Characiformes: Characidae): first record in the upper Paraná river basin, Mato Grosso do Sul, Brazil [PDF]

open access: yesCheck List, 2017
Astyanax lineatus was previously known only from the Paraguay river basin and we report the first record from the Paraná river basin near the municipality of Sidrolândia, Mato Grosso do Sul state, Brazil.
Fabiane Ferreira   +2 more
doaj   +3 more sources

First record of the invasive snail Melanoides tuberculatus (Gastropoda: Prosobranchia: Thiaridae) in the Paranã River basin, GO, Brazil [PDF]

open access: yesBrazilian Journal of Biology, 2006
The Thiarid snail Melanoides tuberculatus (Müller, 1774), native to Asia and East Africa was recorded for the first time in the Paranã River basin, Goiás State. There is no evidence concerning introduction vectors but aquarium releases is the most probable vector.
Rocha-Miranda, F., Martins-Silva, M. J.
openaire   +5 more sources

Fish, Piquiri River, Upper Paraná River basin, Paraná state, Brazil [PDF]

open access: yesCheck List, 2006
None
Éder Gubiani   +4 more
doaj   +5 more sources

Microglanis cottoides (Boulenger, 1891) (Siluriformes: Pseudopimelodidae): distribution extension to Salí-Dulce River basin, northwestern Argentina [PDF]

open access: yesCheck List, 2013
Microglanis cottoides (Boulenger 1891) is a known Paraná-Plata River basin catfish. Its geographic distribution is herein extended to a new drainage system, the Salí-Dulce River system, northwestern Argentina, which is a separate drainage from the Paraná-
Luis Fernández, Gladys Gonzo
doaj   +3 more sources

Second record of Leporinus tigrinus Borodin, 1929 (Characiformes: Anostomidae) in the Upper Paraná Riverbasin, Brazil [PDF]

open access: yesCheck List, 2013
Herein we report the second record for Leporinus tigrinus in the Upper Paraná River basin, based on two specimens collected during field studies at Sucuriú River, Mato Grosso do Sul State and two specimens from Claro River, Goiás State.
Claudimar Santos   +3 more
doaj   +3 more sources

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