Upper Paraná basin
Ecology of Phallotorynus pankalos (Cyprinodontiformes: Poeciliidae) in a first-order stream of the upper Paraná Basin
... The genus Phallotorynus includes small poeciliid species, endemic to South America in drainages of the Paraíba do Sul, Paraná and Paraguay rivers. The species of this genus are poorly studied from the ecological ...
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Life-history traits of Farlowella hahni (Siluriformes, Loricariidae) in streams of the Ivinhema River Basin, Upper Paraná Basin
... FERREIRA, F.S. and SÚAREZ, Y.R., 2015. Estrutura populacional e aspectos reprodutivos de Corydoras aeneus (Siluriformes, Callichthyidae) em riachos da bacia do rio Ivinhema, Alto rio Paraná. Iheringia. Série ...
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Population aspects of Bryconamericus stramineus in streams of the upper Paraná River basin, Brazil
... In spite of the growing number of studies on the ichthyofauna in the floodplain portion of the upper Paraná basin, few studies have been carried out in streams. Exceptions are the studies of ...
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Genetic divergence between Pseudoplatystoma corruscans and
... the Upper Paraná River Basin (Luz et ...River Basin, where the two species occur in sympatry, a ...the Paraná and Manso rivers likely results from fishes escaping from farming ...the ...
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Reappraisal of Rhamdia branneri Haseman, 1911 and R. voulezi Haseman, 1911 (Siluriformes: Heptapteridae) from the rio Iguaçu with notes on their morphometry and karyotype
... Morphometric analysis. Body proportions were obtained for each character in relation to standard length (SL) except subunits of head that were taken in relation to head length (HL). The principal component analysis ...
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Chromosomal evidence of population subdivision in the freshwater fish Leporinus elongatus in the Upper Paraná River basin
... Cytogenetic analysis. Twenty-eight L. elongatus specimens (17 males and 11 females) from the Mogi- Guaçú River sampled in the municipality of Pirassununga (SP) and 53 (43 males and 10 females) from the Para- napanema ...
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Variação cariotípica de Astyanax bimaculatus (Linnaeus, 1758) (Pisces: Characidae) nas bacias costeiras do Brasil
... Francisco basin and for ...Doce basin. In the Upper Paraná basin, Paganelli also reported a second cytotype for the Mogi Guaçu River, consisting of ...southerly Upper ...
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Jislaine Cristina da Silva 1,3 , Éder André Gubiani2 Rosilene Luciana Delariva1
... the Upper Paraná River (Fig. 1). The Verde River Basin is located in the state of Mato Grosso do Sul and covers areas of the municipalities of Camapuã, Costa Rica, Água Clara, Ribas do Rio Pardo, ...
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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
... Additionally, the karyotype observed is identical to that of G. pantanal specimens studied by Fernandes et al. (2005) and by Silva & Margarido (2005). The occurrence of G. pantanal in the upper Paraná ...
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The stream fish fauna from three regions of the Upper Paraná River basin
... The two exotic species (i.e. native to other continents) recorded in our study area, Oreochromis niloticus and Tilapia rendalli occurred only in one of the studied drainages each, Grande and Paranaı´ba respectively. Both ...
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Genetic structuring of Salminus hilarii Valenciennes, 1850 (Teleostei: Characiformes) in the rio Paraná basin as revealed by microsatellite and mitochondrial DNA markers
... Heterozygote excess (i.e., a negative F IS value) was found for all loci within the respective populations, except for loci Sh01 and Sh16 in the upstream collection from the rio Grande at Lavras (Table 1). Notably, the ...
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Genetic variability of Hypostomus (Teleostei, Loricariidae) from the Ribeirão Maringá, a stream of the upper Rio Paraná basin, Brazil
... the upper Rio Paraná basin, which is the stretch of the Paraná hydrographic basin above Itaipu Dam, there are sev- eral small and medium-sized tributaries whose ichthyofauna is usually ...
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More than two decades after the introduction of Limnoperna fortunei (Dunker 1857) in La Plata Basin
... The golden mussel, Limnoperna fortunei, is an Asian freshwater bivalve introduced in South America in the beginning of the 1990’s, probably through ballast water releases in La Plata River estuary. It dispersed north ...
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Upper Paraná River floodplain
... ABSTRACT. This study evaluated the isotopic composition of three zooplankton species – Notodiaptomus amazonicus (Wright, 1935), Moina minuta Hansen, 1899 and Bosmina hagmanni Stingelin, 1904 – from the Upper ...
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Headwater stream fish fauna from the Upper Paranapanema River basin
... The Paraná River basin has about 600 fish species. In the Upper Paraná, 310 fish species were recorded, with 52 species were registered in the streams and headwaters of the Paranapanema ...the ...
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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
... The absence of migratory species upstream of barriers is attributed to geographic isolation, as barriers impede the dispersal needed to complete the life cycle of fish (Britto and Sirol, 2005 ). In the present study, the ...
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CYTOGENETICS OF TWO SYMPATRIC Corydoras SPECIES (PISCES, SILURIFORMES, CHALLICHTYIDAE) OF SOUTHERN BRAZIL
... Karyotypic data are presented for two sympatric Corydoras species of the Lagoa Dourada, namely, C. ehrhadti and C. paleatus, which are found in the upper Tibagi river basin (Ponta Grossa, State of ...
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Crenicichla ypo (Teleostei: Cichlidae), a new species from the middle Paraná basin in Misiones, Argentina
... River basin, ...Corrientes, Paraná River at Yahapé: AI 226, 2, ...Misiones, Paraná River basin, arroyo Chapa at route 6: MACN-ict 9442, 2, ...Misiones, Paraná River basin, arroyo ...
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Analysis of artisanal fisheries in two reservoirs of the upper Paraná River basin (Southeastern Brazil)
... The Barra Bonita Reservoir (Tietê River, 22°31’11.14’’S and 048°32’05.12’’W) and the Jurumirim Reservoir (Paranapanema River, 23°12’36.02’’S and 049°13’49.07’’W) are located in the upper Paraná River ...
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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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