Search Results - "Bicudo, Denise C."

Distance decay of similarity in neotropical diatom communities by Wetzel, Carlos E, Bicudo, Denise de C, Ector, Luc, Lobo, Eduardo A, Soininen, Janne, Landeiro, Victor L, Bini, Luis M

“…The regression of similarity against distance unites several ecological phenomena, and thus provides a highly useful approach for illustrating the spatial…”
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Structure and species composition of diatom community during the wet season in three floodplain lakes of Brazilian Pantanal by Nardelli, Margaret S, Bicudo, Denise C, Sampaio, Silvio C, Cordovil, Cláudia M D S

“…In order to access environmental conditions, the use of bioindicators that have a close relationship with environmental stressors is a largely common practice,…”
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Variation of Diatoms at Different Scales in the Brazilian Pantanal Basin by Nardelli, Margaret S., Padial, André A., Bicudo, Denise C., Cordovil, Claudia M. d. S., Sampaio, Silvio C.

“…(1) Background: We analyzed the diatom community structure of the surface sediments, in three permanent ponds in the Pantanal of Mato Grosso, Brazil, to better…”
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Paleolimnologically inferred eutrophication of a shallow, tropical, urban reservoir in southeast Brazil by Costa-Böddeker, Sandra, Bennion, Helen, de Jesus, Tatiane Araújo, Albuquerque, Ana Luiza S., Figueira, Rubens C. L., de C. Bicudo, Denise

“…We studied the eutrophication history of a tropical shallow reservoir in the São Paulo metropolitan region, southeast Brazil. We analyzed grain size,…”
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A new Trophic Diatom Index for Tropical Reservoirs (TDIR) by da Silva-Lehmkuhl, Angela Maria, Blanco, Saúl, Bicudo, Denise C.

“…We developed the Trophic Diatom Index for Reservoirs (TDIR), the first index proposal for water trophic quality assessment of tropical reservoirs in Brazil…”
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Homogenization of diatom assemblages is driven by eutrophication in tropical reservoirs by Zorzal-Almeida, Stéfano, Bartozek, Elaine C. Rodrigues, Bicudo, Denise C.

“…Eutrophication is one of the most widespread causes of biotic homogenization in freshwater ecosystems. Biotic homogenization can be characterized as reductions…”
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Local environment and connectivity are the main drivers of diatom species composition and trait variation in a set of tropical reservoirs by Zorzal‐Almeida, Stéfano, Soininen, Janne, Bini, Luis M., Bicudo, Denise C.

“…A metacommunity is defined as a set of local communities that are connected by dispersal and are controlled by environmental drivers operating at different…”
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Alternate Atlantic forest and climate phases during the early Pleistocene 41 kyr cycles in southeastern Brazil by Rodríguez-Zorro, Paula A., Ledru, Marie-Pierre, Favier, Charly, Bard, Edouard, Bicudo, Denise C., Garcia, Marta, Marquardt, Gisele, Rostek, Frauke, Sawakuchi, André O., Simon, Quentin, Tachikawa, Kazuyo

“…The early Pleistocene was driven by 41 kyr glacial cycles that have been rarely characterized in continental records, especially in South America. Most of…”
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Paleolimnological records reveal biotic homogenization driven by eutrophication in tropical reservoirs by Wengrat, Simone, Padial, Andre A., Jeppesen, Erik, Davidson, Thomas A., Fontana, Luciane, Costa-Böddeker, Sandra, Bicudo, Denise C.

“…Biodiversity changes in response to eutrophication, climate variability and species invasions. These pressures have been shown to reduce community…”
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Assessing the degree of ecological change and baselines for reservoirs: challenges and implications for management by Wengrat, Simone, Bennion, Helen, Ferreira, Paulo Alves de Lima, Figueira, Rubens Cesar Lopes, Bicudo, Denise C.

“…Tropical reservoirs are sensitive to eutrophication but long-term impacts of impoundment on their productivity and biota are poorly understood. Here, we employ…”
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Environmental and spatial drivers of diatom assemblages in the water column and surface sediment of tropical reservoirs by Bartozek, Elaine C. R., da Silva-Lehmkuhl, Angela M., Gregory-Eaves, Irene, Bicudo, Denise C.

“…The relative contribution of environmental and spatial drivers of community structure has been the focus of many ecological studies. In the context of…”
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Ecology and distribution of Aulacoseira species (Bacillariophyta) in tropical reservoirs from Brazil by Bicudo, Denise C., Tremarin, Priscila I., Almeida, Pryscilla D., Zorzal-Almeida, Stéfano, Wengrat, Simone, Faustino, Samantha B., Costa, Lívia F., Bartozek, Elaine C.R., Rocha, Angélica C.R., Bicudo, Carlos E.M., Morales, Eduardo A.

“…Ecological preferences and distribution of Aulacoseira species in southeastern Brazilian reservoirs with varying trophic states were studied. One hundred and…”
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eutrophication history of a tropical water supply reservoir in Brazil by Fontana, Luciane, Albuquerque, Ana Luiza S, Brenner, Mark, Bonotto, Daniel M, Sabaris, Tatiani P. P, Pires, Maria A. F, Cotrim, Marycel E. B, Bicudo, Denise C

“…Guarapiranga Reservoir is the second most important public water supply in São Paulo, Brazil and has been eutrophic for several decades. We inferred the major…”
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Holocene diatoms from Xingu river: new records for the Brazilian Amazon and Brazil by Faustino, Samantha Borges, Morais, Krysna S. de, Bicudo, Carlos Eduardo de Mattos, Bicudo, Denise C

“…ABSTRACT Present study is the floristic survey and the distribution of diatoms observed in two sediment cores of the Xingu river, Pará State, north Brazil, and…”
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Garças Reservoir trophic state dynamics: a 20-year synthesis by Bicudo, Denise C., Zanon, Jaques E., Ferragut, Carla, Crossetti, Luciane O., Faustino, Samantha B., Bicudo, Carlos E. de M.

“…ABSTRACT (Garças Reservoir trophic state dynamics: a 20-year synthesis). The Garças Reservoir history reveals a remarkable case of human impacts resulting from…”
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Surface sediment and phytoplankton diatoms across a trophic gradient in tropical reservoirs: new records for Brazil and São Paulo State by Bartozek, Elaine Cristina Rodrigues, Zorzal-Almeida, Stéfano, Bicudo, Denise C.

“…ABSTRACT This, study aimed to inventory the diatom flora of tropical reservoirs from southeastern region of Brazil under oligo- to hypereutrophic conditions…”
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The Fate of Carbon in Sediments of the Xingu and Tapajós Clearwater Rivers, Eastern Amazon by Bertassoli, Dailson J., Sawakuchi, André O., Sawakuchi, Henrique O., Pupim, Fabiano N., Hartmann, Gelvam A., McGlue, Michael M., Chiessi, Cristiano M., Zabel, Matthias, Schefuß, Enno, Pereira, Tatiana S., Santos, Rudney A., Faustino, Samantha B., Oliveira, Paulo E., Bicudo, Denise C.

“…The Xingu and Tapajós rivers in the eastern Amazon are the largest clearwater systems of the Amazon basin. Both rivers have “fluvial rias” (i.e., lake-like…”
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Taxonomy and ecology of order Surirellales (Bacillariophyceae) in tropical reservoirs in Southeastern of Brazil by Morais, Krysna Stephanny de, Bartozek, Elaine Rodrigues, Zorzal-Almeida, Stéfano, Bicudo, Denise C., Bicudo, Carlos Eduardo de Mattos

“…Abstract Aim The aim of this study was to inventory the diatom species of order Surirellales present in the surface sediments of tropical reservoirs (São Paulo…”
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Fragilariforma javanica comb. nov.: analysis of type material of a widely reported species with a tropical distribution by Wetzel, Carlos E, Morales, Eduardo A, Hinz, Friedel, Bicudo, Denise C, Ector, Luc

“…The transfer of Fragilaria javanica Hustedt to the genus Fragilariforma D.M. Williams & Round is presented based on a detailed analysis of the type material…”
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Diatomáceas de diferentes habitats em um reservatório altamente heterogêneo, Complexo Billings, Sudeste do Brasil by Costa, Lívia F., Wengrat, Simone, Bicudo, Denise C.

“…RESUMO O levantamento taxonômico foi realizado no maior reservatório da cidade de São Paulo. Vinte e quatro amostras de fitoplâncton, 15 de perifíton e 12 de…”
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