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Upper Paraná River basin

Spatial and seasonal patterns in fish assemblage in Córrego Rico, upper Paraná River basin

Spatial and seasonal patterns in fish assemblage in Córrego Rico, upper Paraná River basin

... Instream and riparian habitat variables significantly influenced fish assemblage structure in Córrego Rico, and these undoubtedly have been influenced by urbanization and sugar cane farming in the watershed. Abes et al. ...

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ICHTHYOFAUNA OF TWO STREAMS (SILTED AND REFERENCE) IN THE UPPER PARANÁ RIVER BASIN, SOUTHEASTERN BRAZIL

ICHTHYOFAUNA OF TWO STREAMS (SILTED AND REFERENCE) IN THE UPPER PARANÁ RIVER BASIN, SOUTHEASTERN BRAZIL

... Hisonotus francirochai, as well as other Hypoptopomatinae species, occurs in association with leaves and branches of submerged marginal vegetation (Costa, 1987; Casatti & Castro, 1998) to which individuals often ...

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Reproductive strategies of two Curimatidae species in a Mogi Guaçu impoundment, upper Paraná River basin, São Paulo, Brazil

Reproductive strategies of two Curimatidae species in a Mogi Guaçu impoundment, upper Paraná River basin, São Paulo, Brazil

... nagelii (Steindachner, 1881) and Steindachnerina insculpta (Fernández-Yépez, 1948), occurs in upper Paraná River basin (Brazil) (Vari, 2003). Curimatids have adaptations to iliophagous feeding ...

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Chromosomal evidence of population subdivision in the freshwater fish Leporinus elongatus in the Upper Paraná River basin

Chromosomal evidence of population subdivision in the freshwater fish Leporinus elongatus in the Upper Paraná River basin

... the Upper Paraná River basin, the physical continuity between the Mogi-Guaçú and Paranapanema Rivers is par- tially blocked due to several dams constructed in the past 50 years between the two ...

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Ichthyofauna of the “Cachoeira de São Roberto” and fishes of lower Preto River, upper Paraná River basin, Brazil

Ichthyofauna of the “Cachoeira de São Roberto” and fishes of lower Preto River, upper Paraná River basin, Brazil

... Riffle areas with rocky substrates and high water velocity are important to the maintenance of a specific biota (Garavello & Garavello 2004). The suppression and/or simplification of these areas by dam-buildings is ...

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Evidence of the color pattern variation in populations of Gymnotus pantanal (Gymnotiformes) from three streams in the upper Paraná River basin, Brazil

Evidence of the color pattern variation in populations of Gymnotus pantanal (Gymnotiformes) from three streams in the upper Paraná River basin, Brazil

... Color pattern is an important character in the systematics and alpha-taxonomy of electric fishes of the genus Gymnotus. This paper presents evidence of color variation in populations of G. pantanal found in the streams ...

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Population aspects of Bryconamericus stramineus in streams of the upper Paraná River basin, Brazil

Population aspects of Bryconamericus stramineus in streams of the upper Paraná River basin, Brazil

... Thus, the small size of B. stramineus has great influence on various attributes of life history of the species, as a higher proportion of females as a strategy to restore the population losses by predation, the ...

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Ecology of the ichthyofauna of a headwater stream of the upper Paraná River basin, Brazil.

Ecology of the ichthyofauna of a headwater stream of the upper Paraná River basin, Brazil.

... ECOLOGY OF THE ICHTHYOFAUNA OF A HEADWATER STREAM OF THE UPPER PARANÁ RIVER BASIN, BRAZIL. Ecological studies were conducted in the ichthyofauna of Cedro, a small headwater stream located in a ...

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Effects of a small natural barrier on the spatial distribution of the fish assemblage in the Verde River, Upper Paraná River Basin, Brazil

Effects of a small natural barrier on the spatial distribution of the fish assemblage in the Verde River, Upper Paraná River Basin, Brazil

... Physical and chemical factors are pointed as important for determining the distribution and composition of fish assemblages (Matthews, 1998; Jackson et al., 2001; Oberdorff et al., 2001; Barros et al., 2013). However, in ...

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Reproductive biology of Aspidoras fuscoguttatus (Siluriformes, Callichthyidae) in a headstream from upper Paraná River basin.

Reproductive biology of Aspidoras fuscoguttatus (Siluriformes, Callichthyidae) in a headstream from upper Paraná River basin.

... REPRODUCTIVE BIOLOGY OF ASPIDORAS FUSCOGUTTATUS (SILURIFORMES, CALLICHTHYIDAE) IN A HEADSTREAM FROM UPPER PARANÁ RIVER BASIN. The reproductive biology of Aspidoras fuscoguttatus Nijssen & ...

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The fish fauna of the Jacaré-Guaçu River basin, Upper Paraná River basin

The fish fauna of the Jacaré-Guaçu River basin, Upper Paraná River basin

... Jacaré-Guaçu River, focus of this study, is one of the main tributaries of the right margin of the Tietê River, one of the largest tributaries of the Upper Paraná River ...The ...

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Genetic variability in three species of Gymnotus Linnaeus, 1758 (Gymnotiformes: Gymnotidae) from Caracu stream of the upper Paraná River basin, Brazil

Genetic variability in three species of Gymnotus Linnaeus, 1758 (Gymnotiformes: Gymnotidae) from Caracu stream of the upper Paraná River basin, Brazil

... of Paraná River eastern side, located in Porto Rico County, Paraná State, ...second-order river, according to the classification of Jeffries & Mills ...

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The ichthyofauna of drifting macrophyte mats in the Ivinhema River, upper Paraná River basin, Brazil

The ichthyofauna of drifting macrophyte mats in the Ivinhema River, upper Paraná River basin, Brazil

... During floods, macrophyte stands, especially those composed mainly of free-floating species, frequently fragment and are carried by water flow and/or wind. Thus, fragments detach from littoral areas of floodplain lakes, ...

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Genetic variability in Astyanax altiparanae Garutti Britski, 2000 (Teleostei, Characidae) from the Upper Paraná River basin, Brazil

Genetic variability in Astyanax altiparanae Garutti Britski, 2000 (Teleostei, Characidae) from the Upper Paraná River basin, Brazil

... Allozyme data was used to assess the genetic diversity Astyanax altiparanae populations from the floodplain of the Upper Paraná River (PR). Specimens were collected in the southern Brazilian state of ...

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The stream fish fauna from three regions of the Upper Paraná River basin

The stream fish fauna from three regions of the Upper Paraná River basin

... Besides being a well studied region, the Upper Parana´ still hosts several new species, some of them recently discovered and described. Langeani et al. (2007) listed 50 new species for the region, whereas 16 were ...

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Antunes de Mello Affonso

Antunes de Mello Affonso

... Francisco River Basin, revealed that the fish collected close to Três Marias Dam have a higher similarity coefficient than those from other downstream sites far from the ...the upper Paraná ...

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Jislaine Cristina da Silva 1,3 , Éder André Gubiani2 Rosilene Luciana Delariva1

Jislaine Cristina da Silva 1,3 , Éder André Gubiani2 Rosilene Luciana Delariva1

... The stretch located upstream of the Branca Waterfall is characterized by slower water flow, wider channel and more extensive stretches with native riparian vegetation compared to the downstream portion. The downstream ...

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Allozyme comparison of two populations of Rineloricaria (Siluriformes,

Allozyme comparison of two populations of Rineloricaria (Siluriformes,

... the upper Paraná River ...Ivaí River basin showed the presence of two morphologically different populations of ...an upper caudal-fin ray with an extension usually equal in ...

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B iological L imnolog y

B iological L imnolog y

... the upper Paraná River basin, all native: Aphyocheirodon hemigrammus Eigenmann, 1915, Kolpotocheirodon theloura Malabarba & Weitzman, 2000, Odontostilbe microcephala Eigenmann, 1907, ...

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BRAZILIAN ARCHIVES OF BIOLOGY AND TECHNOLOGY

BRAZILIAN ARCHIVES OF BIOLOGY AND TECHNOLOGY

... In tropical streams, the abundance of the benthic invertebrates varied among streams, habitats, and season (Angermeier & Karr, 1983). The relative abundance of drifting taxa and benthic invertebrates also showed ...

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