Hydrographic basins
Diversity and chromosomal evolution in the genus Ancistrus Kner, 1854 (Loricariidae: Ancistrini) from three hydrographic basins of Mato Grosso State, Brazil
... Cytogenetic studies were performed in 117 specimens from seven species of Ancistrus (Table 1) from three hydrographic basins in Mato Grosso State: Paraguay, Araguaia-Tocantins and Amazon basins. ...
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Vegetation coverage in hydrographic basins in the central region of the State of São Paulo, Brazil
... in hydrographic basins causes changes in climate temperature, soil erosion, eutrophication, and siltation of ...the hydrographic basins and sub-basins, in the Guarani Aquifer ...and ...
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Heavy metals in fresh waters for evaluation of hydrographic basins.
... HEAVY METALS IN FRESH WATERS FOR EVALUATION OF HYDROGRAPHIC BASINS. The input of heavy metals concentrations determinated by ICP-AES, in samples of the Cambé river basin, was evaluated by using the ...
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Micropollutants management in urban hydrographic basins: the Belém River case, Curitiba, Paraná / Gestão de micropoluentes em bacias hidrográficas urbanas: o caso do Rio Belém, Curitiba, Paraná
... Figure 2, built from the average of the stakeholder’s responses, show that the general perception of stakeholders is that micropollutants are the most important pollutants. Surprising result, since management priorities ...
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Estudo hidrológico das bacias hidrograficas em Santa Helena De Goiás / Hydrological study of hydrographic basins in Santa Helena De Goiás
... five hydrographic basins, to carry out a morphometric characterization and the leakage relationships with the use and cover of the soil in springs and in the contribution area of the ribeirões in Santa ...
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Modis time series for irrigated-area mapping in hydrographic basins of the Brazilian Northeastern region
... According to data from IBGE, the total irrigated area in the studied basins was 159,825 ha in 2006, i.e., 27% lower than the area calculated in the present study (Figure 5). The irrigated area of the Sertão region ...
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Palavras-chaves: barragem, abastecimento de água, usos múltiplos de água ABSTRACT HYDRAULIC POTENTIAL OF HYDROGRAPHIC BASINS II: IDENTIFICATION OF POTENTIAL SECTION FOR CONSTRUCTING WATER RESERVOIR
... Diante do exposto, objetivou-se desenvolver uma metodologia para identificar, por meio de SIG, seções potenciais, ao longo de cursos de água, para construção de reservatóri[r] ...
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HYDROLOGICAL ANALYSIS IN WATER BASINS
... River basins can be considered as physical systems where the input is the volume of precipita- ted water and the output is the volume of water drained at the outlet of the River ...large hydrographic ...
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Influence of land-use on structural and functional macroinvertebrate composition communities associated on detritus in Subtropical Atlantic Forest streams
... river hydrographic basin, leaves in the two streams had similar loss in mass, whereas in the Cravo river hydrographic basins, leaves in the stream without vegetation showed a lower residual ...river ...
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MATERIAL AND METHODS Jaguaribe River hydrographic basin characterization
... the hydrographic basins, which can be of great territorial extension, making clear the importance of GIS and Remote Sensing in order to provide ...the hydrographic basin of the Jaguaribe River, in ...
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TAXONOMY, ECOLOGY, AND GEOGRAPHICAL DISTRIBUTION OF THE SPECIES OF THE GENUS Thermocyclops KIEFER, 1927 (COPEPODA, CYCLOPOIDA) IN SÃO PAULO STATE, BRAZIL, WITH DESCRIPTION OF A NEW SPECIES
... Thermocyclops inversus and the new species, Thermocyclops iguapensis, were rare, the former occurring in 8% and the latter in 6% of the limnetic samplings. Both species occurred in several reservoirs of the Ribeira do ...
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ZABALA HYDROGRAPHIC BASIN - THE MORPHOMETRIC ANALYSIS OF THE HYDROGRAPHIC NETWORK
... the hydrographic basins, was played by the system of ranking the hydrographic network drawn-up by Horton (1945) and completed by Strahler (1952), in which the elementary thalwegs are considered 1st ...
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Paulo Luiz Souza Carneiro
... coastal basins of ...Brazilian hydrographic basins. The basins located in the semi-arid region have been historically overlooked and their fish diversity has been underestimated for a long ...
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Hydrological modelling of Maranhão and Pracana Basins, a first approach
... Modelling the hydrology of hydrographic basins has shown itself as a useful tool in environment management. The hydrological models can be used for multiple purposes: estimate runoff from sequences of ...
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MONTHLY AVERAGE FLOW IN RÂUL NEGRU HYDROGRAPHIC BASIN
... Because of river’s high basin surface, and because of its strong tributaries between the two stations, Negru River has monthly discharges with low relation. The relation between the discharges from the two stations ...
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RUNOFF POTENTIAL OF MUREŞ RIVER UPPER BASIN TRIBUTARIES
... on hydrographic basins, geographical units and altitude intervals highlights the variant spatial distribution of this general water resources indicator in the different studied ...
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ENVIRONMENTAL VALUATION: EXAMPLES OF ITS WATERSHED APPLICABILITY
... The theses found are concentrated in postgraduate programs in the Southeast region, leaving only the thesis of Pompermayer (2012) as outside this region, being UNB. The theses are concentrated mainly in the universities ...
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MORPHOMETRIC AND GEOMORPHOLOGICAL ANALYSIS OF HYDROGRAPHIC SISTER BASINS: CARTOGRAPHIC CONTRIBUTIONS TO PLANNING
... On these physical characteristics the anthropic action has been determining the use and coverage of the land that has in the sugarcane agriculture its greater representativeness, for both hydrographic ...
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The influence of environmental variables on the functional structure of headwater stream fish assemblages: a study of two tropical basins in Central Brazil
... The hypothesis of community convergence predicts that distant and unrelated communities (or assemblages) will converge in their species traits composition when living under similar environmental conditions (Ricklefs, ...
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Comparative cytogenetics among species of the Astyanax scabripinnis
... different hydrographic basins of the State of Paraná, Brazil (Verde River - Tibagi basin, Açungui River - Ribeira basin, and Santo Antônio and Jaguariaíva Rivers - Jaguariaíva ...
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