Results 1 to 10 of about 14 (11)

Prevalence of Colacium vesiculosum (Colaciales: Euglenophyceae) on planktonic crustaceans in a subtropical shallow lake of Argentina

open access: yesRevista de Biología Tropical, 2011
Colacium vesiculosum (Euglenophyceae) is an epibiont common on planktonic microcrustaceans of continental waters. The interaction between epibionts and substrate organisms is not very well known, particularly in subtropical environments of South America.
Yolanda Zalocar   +4 more
doaj   +5 more sources

Grazing impacts on phytoplankton in South American water ecosystems: a synthesis [PDF]

open access: yes, 2022
The role of grazing as a controlling factor of phytoplankton has an extensive debate in the literature. In this article, five mechanisms that have been explored as potential controlling factors of grazing influence on phytoplankton in South America are ...
Frau, Diego
core   +1 more source

New Diaptomidae records (Crustacea: Copepoda: Calanoida: Diaptomidae) in the Neotropical region [PDF]

open access: yes, 2013
TIn this study we present 208 new diaptomids records, including 36 species from 10 genera. They are the result of new samplings as well as of the revision of samples from previous surveys from various localities in the Neotropical Region.
Perbiche-Neves, Gilmar   +2 more
core   +2 more sources

Copepod assemblage structure (Crustacea: Copepoda) along a longitudinal environmental gradient in a tropical river-floodplain system, Brazil [PDF]

open access: yes, 2017
Aim: In this study, we analyzed the structure of the copepod community along a longitudinal axis of the last undammed stretch of the Upper Paraná River floodplain, downstream of Porto Primavera reservoir. We hypothesized that (i) copepod assemblage would
Welinton Sousa Palhiarini   +4 more
core   +2 more sources

Composition and seasonality of planktonic rotifers in limnetic and littoral regions of a floodplain lake (Parana river system) [PDF]

open access: yes, 1993
El Tigre est un lac peu profond entouré de macrophytes. En période des eaux hautes du Parana, il est relié à la rivière Correntoso. La structure du peuplement en rotifères a été analysée au cours d'une année dans la zone centrale du lac, et dans les ...
José de Paggi, S.
core  

Ecologia y biocenología del hábitat lagunar o lago de tercer orden de la región neotropical templada (Pampasia sudoriental de la Argentina) [PDF]

open access: yes, 1972
Fil: Ringuelet, Raúl Adolfo. Instituto de Limnología Dr. Raúl A.
Ringuelet, Raúl Adolfo
core  

Estrutura da comunidade de copépodes (crustacea: copepoda) em um gradiente longitudinal ambiental no sistema rio-planície de inundação do Alto rio Paraná [PDF]

open access: yes, 2016
Orientador: Prof. Dr. Fábio Amodêo Lansac-TôhaDissertação (mestrado em Biologia Comparada) - Universidade Estadual de Maringá, 2016A construção de reservatórios tem se intensificado nas últimas décadas, principalmente devido ao aumento da demanda na ...
Palhiarini, Welinton Sousa, 1990-
core  

Structure of the planktonic communities and analysis of their trophic interactions in a wetland from the basin of the lower Paraná (Natural Reserve Otamendi, Buenos Aires, Argentine) [PDF]

open access: yes, 2007
El estudio se centra en el análisis de las comunidades planctónicas y sus interacciones tróficas en un humedal de la cuenca del Paraná Inferior (Reserva Natural de Otamendi).
Sinistro, Rodrigo
core  

ZOOPLANKTON

open access: yes, 2014
The spatial and temporal variation of the zooplankton was studied over an annual cycle at three collection points along the reservoir in the fluvial, transition and lacustrine regions. Altogether, 63 zooplankton species were identified, with 40 Rotifera,
Andreoli, C. V.   +7 more
core  

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