Limnological variables
Seasonal Fluctuation of Some Limnological Variables on a Floodplain Lake (Patos lagoon) of the Upper Paraná River, Mato Grosso do Sul State, Brazil
... some limnological variables in limnetic and littoral regions of Patos lagoon, a “várzea” lake on the floodplain of the Upper Paraná River (22 0 43’12’’S e 53 0 17’37’’W), were studied in relation to ...
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Itaipu Reservoir limnology: eutrophication degree and the horizontal distribution of its limnological variables
... the eutrophication process can be associated to phosphorous retention in the cascade of reservoirs above Itaipu, and studies accomplished by Nogueira et al. (2005) (Paranepanema River) and Roberto et al. (2009) (Paraná ...
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Longitudinal gradient in limnological variables in the Upper Paraná River: a brief description and the importance of undammed tributaries
... the limnological variables of the Paraná River, explained ...The variables that most influenced positively the ordination were, for the first axis, electrical conductivity, and, negatively total ...
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The role of limnological variables and habitat complexity in impacted tropical streams as regulatory factors on the flagellate protozoa community
... which variables (physical and chemical or descriptor variables of habitat complexity) control these attributes in these ...winter). Limnological variables were determined on the field (except ...
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BACTERIOPLANKTON FEATURES AND ITS RELATIONS WITH DOC CHARACTERISTICS AND OTHER LIMNOLOGICAL VARIABLES IN PARANÁ RIVER FLOODPLAIN ENVIRONMENTS (PRMS-BRAZIL) Mariana Carolina Teixeira
... some limnological variables, including some indicators of DOC quality, obtained through Ultraviolet-visible (UV-VIS) and fluorescence spectroscopic ...The limnological and spectroscopic features that ...
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Geostatistical techniques applied to mapping limnological variables and quantify the uncertainty associated with estimates
... the variables in the reservoir, in this sense this technique considers the random component, structured component, the influence radius of sample points and the anisotropic aspect of the ...estimated ...
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Temporal and spatial variation of limnological variables and biomass of different macrophyte species in a Neotropical reservoir (São Paulo – Brazil)
... of limnological characteristics and aquatic macrophyte occurrence in a neotropical reservoir in order to assess the spatio-temporal variation of water and sediment variables and their influence on plant ...
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Space-temporal dynamics of limnological variables in a floodplain wetland located at Ribeira do Iguape Valley (São Paulo, Brazil) at different hydrological periods
... Data corresponding to the dry and rainy periods were submitted to exploratory multivariate techniques in order to test the hypothesis of significant differences among them (MANOVA), to reduce the data dimensionality and ...
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Limnological variables and nutritional content of submerged aquatic macrophytes in a tropical lagoon
... to limnological parameters measured in the same period; Methods: The samples were obtained from 10 sites throughout the lagoon in July/2001 (dry season) and January/2002 (rainy season) with determinations ...
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BRAZILIAN ARCHIVES OF BIOLOGY AND TECHNOLOGY
... Total monthly rainfall (mm) was obtained at Tutóia and Barreirinhas Meteorological Stations (MA). Fourteen abiotic limnological variables were analysed in this study. The water temperature ( o C), ...
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Periphytic algal community in lentic environments of the Upper Paraná River floodplain: seasonal and spatial variation
... of limnological variables on species richness of periphytic algae in lakes of the Upper Paraná River ...increased. Limnological variables showed a close relationship with the hydrological ...
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On the relation amongst limnological factors and fish abundance in reservoirs at semiarid region
... with limnological aspects and biotic factors in two reservoirs in semarid Northeastern ...The limnological variables were submitted to principal components analysis, while their relation to fish ...
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Spatial modeling of limnological parameters in a solar saltwork of northeastern Brazil
... This article proposes a stepwise statistical analyzes that was developed from the adaptation of a spatial modeling method, to analyze the distribution of limnological variables throughout the salt ...
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Adriana Gomes Affonso¹, Helder Lima de Queiroz² and Evlyn Márcia Leão de Moraes Novo¹
... of limnological characteristics of floodplain lakes in the Solimões and Japurá confluence, an undisturbed region - the Mamirauá Sustainable Development Reserve (MSDR); Methods: We analyzed surface temperature, ...
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Influence of aquaculture effluents on the growth of Salvinia molesta
... Abstract: Objective: Aquaculture generates social and economic benefits, but also causes impacts on the environment. One of the major impacts is the release of untreated effluents into rivers, reservoirs, and lakes, ...
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LIMNOLOGICAL STUDY OF A PANTANAL SALINE LAKE
... the limnological variables analyzed, with an evident dilution in the concentration of dissolved and suspended substances during the wet period, except for nitrate, which displayed higher values in this ...
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Variações espaciais e temporais nas condições limnológicas de um lago de planície de inundação (lago Catalão) conectado aos rios Solimões e Negro, Amazônia Central
... the limnological conditions of Catalão Lake, an Amazon floodplain ...main limnological environment variables (O 2 , temperature, pH, nutrient, electrical conductivity) of the Catalão Lake were ...
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Disentangling the influences of habitat structure and limnological predictors on stream fish communities of a coastal basin, southeastern Brazil
... Although limnological variables were relatively unimportant in comparison to the structural factors, our results suggest that lower levels of pH may restrict the distribution of some abundant species ...
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Water quality in four reservoirs of the metropolitan region of São Paulo, Brazil
... some limnological variables of four reservoirs with different trophic status (Billings, Guarapiranga, Jundiaí and Paiva Castro) of the Metropolitan Region of São Paulo, Brazil, aiming to characterize the ...
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THE USE OF MECHANICAL AERATION AND ITS EFFECTS ON WATER MASS
... abiotic variables was evaluated in a fish ...The limnological variables studied did not show significant differences (P > ...aerator, variables such as water temperature, transparency, pH, ...
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