[PDF] Top 20 Phytoplankton assemblages in lateral lagoons of a large tropical reservoir
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Phytoplankton assemblages in lateral lagoons of a large tropical reservoir
... attributes of the phytoplankton assemblages in four lateral lagoons and in the main channel of Rosana Reservoir (Paranapanema River, SE ...out in ... See full document
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Phytoplankton biodiversity changes in a shallow tropical reservoir during the hypertrophication process
... properties of phytoplankton assemblages, notably species richness, are under constant change due to spatial and temporal variability in biotic and abiotic as well as to internal and exogenous ... See full document
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DISTRIBUTION OF FISH ASSEMBLAGES IN LAJES RESERVOIR, RIO DE JANEIRO, BRAZIL
... number of species, and biomass were conspicuously higher in the upper zone, although slight differences in fish com- position can be ...overlap of most species co-occurring in all three ... See full document
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Vertical and temporal variation in phytoplankton assemblages correlated with environmental conditions in the Mundaú reservoir, semi-arid northeastern Brazil
... forms of cyanobacteria of the genus Microcystis also have aerotopes, which would explain the higher density of ...robusta in the superficial layers of the water ...blooms in ... See full document
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Harmful Phytoplankton Blooms and Fish Mortality in a eutrophicated reservoir of Northeast Brazil
... aim of this work was to study the eutrophication in the tropical freshwater ecosystems and the consequent cyanobacterial bloom formation and economical damage to fisheries and harmful effects to ... See full document
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Phytoplanktonic associations: a tool to understanding dominance events in a tropical Brazilian reservoir
... events in a tropical Brazilian reservoir). The aim of this study was to characterize phytoplankton associations, as well as discuss controlling factors determining algal dominance ... See full document
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Impact assessment of the introduction of Cichla kelberi in a large Neotropical reservoir and its lateral lagoons (Upper Paraná River Basin, Brazil)
... structure in a coastal Mediterranean stream (Yarquon, Israel) receiving domestic ...Invasion of North American drainages by alien fish ...ecology of predator fish introductions: the case of ... See full document
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Differences in the ichthyofauna feeding habits among lateral lagoons and the river channel in a large reservoir
... The food items were grouped into 11 categories. Aquatic insects were represented by insect debris, Coleoptera, Plecoptera, Diptera (Chironomidae, Tanypodinae, Ceratopogonidae, Tipulidae, Culixidae, and Chaoboridae), ... See full document
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Importance of lateral lagoons for the ichthyofauna in a large tropical reservoir
... The lagoons FPA, FPB and FPD had a more similar and abundant ichthyofauna, while the river assemblage (PR) was associated with the lagoon ...FPB. In these lagoons, a high number of ...presence ... See full document
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Phytoplankton assemblages in a reservoir cascade of a large tropical – subtropical river (SE, Brazil)
... complexity of each reservoir in the cascade are also important factors interfering in the phytoplankton richness and ...reservoirs in the Paranapanema cascade, were the ones with ... See full document
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Annual and short-term variability in primary productivity by phytoplankton and correlated abiotic factors in the Jurumirim Reservoir (São Paulo, Brazil)
... Productivity in many lakes appears to depend on water temperature (Harris, 1978; Ganf, ...variability of mean water temperature in Z EU during the 3-year period (ranges: ...regime in the ... See full document
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Assessment of the water quality in a large reservoir in semiarid region of Brazil
... attributes in the formation of Group 1 was turbidity ...level of the other ...attributes of turbidity and apparent colour (Table ...attributes of the dissimilarity of water ... See full document
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Vertical distribution of phytoplankton functional groups in a tropical shallow lake: driving forces on a diel scale
... distribution of phytoplankton. The absence of MVD confirms this factor, indicating reduction of losses by sedimentation of the functional groups NA and ...period of circulation, ... See full document
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Braz. j. oceanogr. vol.62 número4
... distribution in space and time we used multivariate analysis. In order to test if the groups formed by the C-S-R strategies were significantly different we first ordered the species by their S/V ratio using ... See full document
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Structure and Dynamics of Phytoplankton Community in the Botafogo Reservoir-Pernambuco-Brazil
... analysis of phytoplankton is fundamental to the biological monitoring of these systems, furnishing basic information regarding the establishment of norms for water quality control (Sant’Anna ... See full document
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Physical changes within a large tropical hydroelectric reservoir induced by wintertime cold front activity
... period of interest to spin up the circula- tion patterns and water temperature gradient (see ...All of the times used in this work refer to the local time (−3 GMT, Green- wich Mean ...stability ... See full document
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Structural changes of the phytoplankton and epiphyton in an urban hypereutrophic reservoir
... the phytoplankton and epiphyton differed in relation to dominant classes and descriptors ...However, in the summer the number of common species between phytoplankton and epiphyton, as ... See full document
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Composition of bat assemblages (Mammalia: Chiroptera) in tropical riparian forests
... lies in the buffer zone of the reserve ...presence of guava (Psidium guajava ...bank of Boa Esperança River, and includes leguminous species such as Brazilian fire tree (Schizolobium parahyba ... See full document
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Large variability in continental shelf production of phytoplankton carbon revealed by satellite
... A large, though variable, export of PC that is suggested to occur via lateral trans- port in our analysis, could help to account for the missing carbon that is postulated to leave the ... See full document
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Magnitude and variability of methane production and concentration in tropical coastal lagoons sediments
... found in alkaline and hypersaline ...methanogenesis in wetlands do not confirm a positive relationship between pH and CH 4 production rates (Dunfield et ...1998). In addition to high pH values, high ... See full document
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