[PDF] Top 20 Survey of fish species from the Lower Roosevelt River, Southwestern Amazon basin

... for the environmental analyst Renato Diniz Dumont, responsible for the implementation of the project “Estudo e Monitoramento da Variação Temporal da Fauna de Peixes na Bacia do Rio ... See full document

... Abstract: The drainages of the Iguaçu River basin, as well as the main channel of the river, have peculiar characteristics resulting from ... See full document

... In the gills of H. malabaricus, the levels of infection due to ...with the levels of Urocleidoides ...In the gills of H. unitaeniatus, the coexistence ... See full document

... Abstract: The fish species composition of Sapucaı´-Mirim River is herein reported and discussed in the faunistic context of Grande and Paranaı´ba river basins, both ... See full document

... The species P. corruscans and P. pirinampu inhabiting the lower strata of the water column characterizing bottom species showed similar average fineness ratio ...by ... See full document

... Aim: The present study analyzed the spatial variation in fish species richness and composition in streams of the Ivinhema River basin, Upper Paraná basin, ... See full document

... analyzed the correlation of total Hg concentration over the sampled years for these 6 species and the scatter plot with r values are presented in figure ...in the Madeira ... See full document

... attention from scientists, and even less from the public authorities, which has been, at least partly, related to the inconsistencies and paucity of reliable data on the yield ... See full document

... in the Ivaí River basin, sport fishing contributes to the accidental or intentional introduction of ...that basin, escapes from fish farms and invasion from ... See full document

... Surface of carapace between front and postfrontal lobules smooth and slightly inclined anteriorly and ...border of front smooth, angulate, slightly con- vex in dorsal view, median notch absent; lower ... See full document

... for the fish assemblage inventoried here was its high nestedness within species composition reported by Baumgartner et ...Iguaçu River channel and their larger tributaries. On the other ... See full document

... color of body iridescent blue with red marks associated with scales dorsal to lateral ...part of side. Bar 7 connected to caudal spot, extending to root of caudal peduncle, usually not distinct in ... See full document

... portion of the lower Parnaíba River basin is part of the Environmental Protection Area Delta do Parnaíba, which comprises several lakes and coastal lagoons (ICMBIO, ... See full document

... Exotic species are those brought outside their original ranges by human activities (Strayer, ...1999). The means of dispersal of ex- otic bivalve species has probably been via ships ... See full document

... specimens of Paracheirodon axelrodi Schultz, 1956 (Characidae); Carnegiella strigata Günther, 1864; Carnegiella martae Myers, 1927 (Gasteropelecidae); Ancistrus hoplogenys Günther, 1864 (Loricariidae); ... See full document

... morphology of cichlid were analyzed considering that the trophic apparatus determines differential food use among ...and fish, ...differed from the others species in the ... See full document

... studies of species richness in the Paraguay River Basin, more detailed information on species distributions is needed to better gauge conservation status of fish in ... See full document

... O mercúrio tem sido um dos principais poluentes no sistema do rio Amazonas, cujos níveis em peixes e cabelo humano são geralmente acima dos limites recomendados pelos órgãos de saúde. O objetivo deste estudo foi analisar ... See full document

... values of the average population consumption rate (Q/B) varied between 5 and ...Grouping the species by feeding habits, it was possible to identify three principal ...In the first ... See full document

... compared the Priocharax and Amazonspinther species and found that the external similarity of these species is due to convergence related to ...Priocharax species do not share ... See full document