[PDF] Top 20 Spawning of migratory fish species between two reservoirs of the upper Uruguay River, Brazil

... upper Uruguay River was related to very specific conditions of high water flow and high water ...in the region (Monteiro, 2001); and to the South Atlantic Convergence Zone ... See full document

... biology of Acestrorhynchus pantaneiro were studied in the upper Uruguay River, southern ...seasonally between 2000 and 2006. A total of 3,427 fish were caught, ... See full document

... summarize the composition of ichthyoplanktonic organisms in the different sites and months, the density data were ordered using Non-metric Multidimensional Scaling ...minimize the ... See full document

... on the form-function interaction and its consequence to niche exploitation by fish species, the study aimed to identify ecomorphological patterns and to investigate the possibility ... See full document

... interactions between biotic and abiotic factors in the physiological condition of ...shows the population’s welfare during the various stages of the life cycle (Angelescu ... See full document

... is the upper section of the Capivara reservoir, which preserves large tributaries (Hoffmann et ...especially the Tibagi river (Bennemann et ...showed the highest ... See full document

... in upper Paraná River basin (Brazil) (Vari, ...adults, species have long intestines and many gill rakers) to provide greater efficiency in the use of the fine particulate ... See full document

... in the determination of the patterns of food use by fish ...small fish species of the Verde River, Upper Paraná River Basin, state ... See full document

... Abstract: The riparian vegetation in lakes and reservoirs is source of course wood structures such as trunks and branches and is used as sheltering, spawning and foraging habitats for ... See full document

... Despite the relevance of ...to the reproductive timing in the Upper Uruguay River had not yet been defined; references for this species are still based on ... See full document

... and the larvae were conducted to the marginal aquatic environments, which are connected to the rivers during the flood ...Thus, the greater abundances of yolk-sac stage (YL) ... See full document

... that the ecomorphological structure of stream fish assemblages from the upper Paraguai and upper São Francisco River basins exhibits high phylogenetic signal, but with ... See full document

... region. Two factors may have influenced the price: the local sale of fish, and environmental differences between the two ...all fish near the Barra ... See full document

... assessed the variation in assemblage composition and structure in relation to position of sites relative to Branca Waterfall (biotopes; “a” component), geographic distances between sites (“b” ... See full document

... The Upper Paraná River basin is considered an area of endemism for many fish groups, the result of a formidable geographical barrier, until recently formed by the ... See full document

... richness of species, were used to describe the structure of the infra-communities, according to Bush et ...(1997). The Importance Value based on prevalence was used to verify ... See full document

... sh species, particularly for Astyanax ...in the aquatic environment, however recent studies have pointed to the importance of allochthonous ...Besides, the colonization of ... See full document

... 1). The plain is cut by active river channels (Baia River, Curutuba River channel and Ivinheima River) and by sub-active channels where water flows only during flooding ...set of ... See full document

... 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 ... See full document

... transfer of the two main variable benefits of the program is conditioned on health and education ...85% of school ...and the minimum attendance rate for them is 75 per ... See full document