[PDF] Top 20 Influence of environmental variables and anthropogenic perturbations on stream fish assemblages, Upper Paraná River, Central Brazil
Has 10000 "Influence of environmental variables and anthropogenic perturbations on stream fish assemblages, Upper Paraná River, Central Brazil" found on our website. Below are the top 20 most common "Influence of environmental variables and anthropogenic perturbations on stream fish assemblages, Upper Paraná River, Central Brazil".
Influence of environmental variables and anthropogenic perturbations on stream fish assemblages, Upper Paraná River, Central Brazil
... heat of water is relatively high thermal stability of aquatic ecosystems, and Wetzel (1993) suggested that ther- mal radiation into and from water reservoirs is predominantly a superficial ... See full document
8
Assessment of fish assemblages in streams of different orders in the Upper Paraná River basin, Central Brazil
... April and September, 2009, in 27 streams located in the basins of the Meia Ponte (7 streams), Piracanjuba (14) and the Santa Maria Rivers (6), in southeastern of State of Goiás, in the ... See full document
9
Changes in the structure of fish assemblages in streams along an undisturbed-impacted gradient, upper Paraná River basin, Central Brazil
... attributes of the aquatic habitat (Karr, 1981; Melo et ...structure and composition of the fish ...transformation of riparian vegetation into grasslands influences the availability ... See full document
12
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 ...selected environmental ... See full document
13
The influence of environmental variables on the functional structure of headwater stream fish assemblages: a study of two tropical basins in Central Brazil
... hypothesis of community convergence predicts that distant and unrelated communities (or assemblages) will converge in their species traits composition when living under similar environmental ... See full document
12
Effects of abiotic variables on the distribution of fish assemblages in streams with different anthropogenic activities in southern Brazil
... distribution, and functioning of ecological assemblages: primary production, habitat use, resource limitation, interspecific interactions, climate, morphometric variables, and ... See full document
10
Temporal variability of fish larvae assemblages: influence of natural and anthropogenic disturbances
... Natural and induced disturbances greatly influence the temporal distribution of ichthyoplankton ...assesses and compares the temporal variability of fish larvae ... See full document
10
Fish assemblages in stream stretches occupied by cattail (Typhaceae, Angiospermae) stands in Southeast Brazil
... component of lentic and lotic aquatic ecosystems. As consequences of environmental degradation, species of cattail (genus Typha) may become dominant along ...purpose of this ... See full document
10
AND ITS RELATIONSHIP TO SOME ENVIRONMENTAL VARIABLES IN THE UPPER PARANÁ RIVER FLOODPLAIN, BRAZIL
... pattern of Plagioscion squamosissimus larvae distribution, with high density during high water-level season (shown by Pearson’s Correlation), confirms data showing that most fish reproduction in floodplain ... See full document
11
Influence of local and landscape characteristics on the distribution and diversity of fish assemblages of streams in the Ivinhema River basin, Upper Paraná River
... overexploitation of the soil, pollution, changes in the flow, destruction of natural habitats are the main threats to biodiversity(Dudgeon et ...Ward and Stanford (1989) affirm that stream ... See full document
12
Influence of environmental variables on stream fish fauna at multiple spatial scales
... the Upper Araguari River basin, at the end of the dry season, September 2009 ...Araguari River rises in the Serra da Canastra National Park, Minas Gerais, southeastern ...The river is ... See full document
11
Thiago Buosi Silva1 Virgínia Sanches Uieda 1,2
... habits of Potamotrygonidae rays change during ontogenetic development, with young rays feeding on small mollusks, crustaceans, and insect larvae, while adults feed on fishes and ... See full document
6
Influence of vibrations during crystallization on mechanical properties and porosity of AlSi13Cu2 alloy
... investigation of porosity of the alloy consisted of the NEOPHOT 32 metallographic microscope equipped with high resolution camera connected to computerized system of image ...use of the ... See full document
4
Analysis of floristic similarity between forest remnants from the upper Paraná river floodplain, Brazil =Análise da similaridade florística entre remanescentes florestais da planície de inundação do alto rio Paraná, Brasil
... the upper Paraná river floodplain is a fragment of Seasonal Semideciduous Forest (SSF) that presents fields, lowlands and extensive areas of pasture along with forest ...analyses ... See full document
10
Headwater stream fish fauna from the Upper Paranapanema River basin
... Some species have been listed with different names as presented in Castro et al. (2003) and Langeani et al. (2007) (Table 2, with asterisk). This happened because some species that had been recognized as distinct ... See full document
6
Environmental education in the Upper Paraná River floodplain, municipality of Porto Rico (Paraná State), Brazil
... faculty and students from both schools in Porto Rico - PR, as well as the professors, researchers, and graduate and undergraduate students from UEM, for sharing their dreams and knowledge with ... See full document
9
Explaining dissimilarities in macroinvertebrate assemblages among stream sites using environmental variables
... the environmental matrix is constructed using different numbers and combinations of en- vironmental ...matrix of dissimilarities is first correlated with each environmental ... See full document
6
Spatial variability of macroinvertebrate assemblages and the influence of hydrological and environmental variables along the Sigi River, Tanzania-East Africa
... conditions influence biota directly by exerting stress that will limit access and utilisation of habitat (Davis 1986) and through the influence on the supply of ... See full document
68
Fish assemblage structure of the Ipanema River, a small lotic environment partially protected by a Conservation Unit in southeastern Brazil
... study on the fish assemblage of the Ipanema River, a small affluent of the Tietê River basin in southeastern Brazil, was performed aiming to look for structural patterns ... See full document
12
The stream fish fauna from three regions of the Upper Parana´ River basin
... niloticus and Tilapia rendalli occurred only in one of the studied drainages each, Grande and Paranaı´ba ...are of medium size and have great commercial value, which probably motivated ... See full document
8
temas relacionados