Results 261 to 270 of about 1,325,021 (311)
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Primary production in a tropical reservoir in Sri Lanka*

Hydrobiologia, 2002
Primary production was measured every 2 weeks during 16 months (N = 33) in Tissawewa, a tropical shallow reservoir in the lowlands of south-east Sri Lanka. Results are interpreted in relation to selected environmental conditions such as oxygen concentrations, water temperature, Secchi-disc depth, wind force, conductivity, and morphoedaphic index and ...
Amarasinghe, P.B., Vijverberg, J.
openaire   +2 more sources

Fluorescence indices of dissolved organic matter as early warning signals of fish farming impacts in a large tropical reservoir

, 2020
Dissolved organic matter (DOM) can be an important source of energy and nutrients in aquatic ecosystems and play important roles in carbon and nutrient dynamics of natural and impacted environments.
R. Chaves   +4 more
semanticscholar   +1 more source

Microbial Populations in Tropical Reservoirs Using Flow Cytometry

Journal of Environmental Engineering, 2005
Flow cytometry was applied in the study of bacteria and phytoplankton populations in five tropical reservoirs. Water quality between different reservoirs was compared and correlation analyses were carried out to investigate how the biomass of bacteria and phytoplankton related to other water quality parameters measured (i.e., temperature, dissolved ...
Karina Yew-Hoong Gin, Sim Yee Neo
openaire   +1 more source

Potential of floating photovoltaic plant in a tropical reservoir in Brazil

, 2020
The increasing global demand for electricity has led to a significant increase in the search for low-impact alternative sources, with solar photovoltaic being identified as one of the most feasible options.
Í. S. Rodrigues   +2 more
semanticscholar   +1 more source

Monitoring of cyanobacteria and cyanotoxins in a Colombian tropical reservoir

Environmental Science and Pollution Research, 2022
Anthropogenic pollution and global climate change have resulted in favorable environmental conditions for increased frequency and duration of cyanobacterial blooms in aquatic systems. Cyanobacteria can produce toxic metabolites called cyanotoxins, which have become a worldwide concern as they threaten human and animal health.
Luisa F, Caly   +2 more
openaire   +2 more sources

Response of a Tropical Reservoir to Bubbler Destratification

Journal of Environmental Engineering, 2006
A one-dimensional reservoir-bubbler model has been developed to examine the mixing and the change in dissolved oxygen pattern induced by bubbler operation in a stratified reservoir. The reservoir-bubbler model is applied to a tropical reservoir, the Upper Peirce Reservoir, Singapore.
Goloka Behari Sahoo, David Luketina
openaire   +1 more source

Zooplankton biomass in tropical reservoirs in southern Brazil

Hydrobiologia, 2006
In order to test the hypothesis that zooplankton biomass distribution (total and taxonomic groups) was influenced by the nutrient concentration and primary productivity distribution in three tropical reservoirs, subsurface samples were taken in the fluvial, transitional and lacustrine regions of three reservoirs (oligotrophic, mesotrophic and eutrophic)
Claudia Costa Bonecker   +4 more
openaire   +1 more source

Comparative study of six emergent macrophyte species for controlling cyanobacterial blooms in a tropical reservoir

Ecological Engineering: The Journal of Ecotechnology, 2019
Interactions between macrophytes and phytoplankton have been studied extensively in temperate water bodies, but far less attention has been paid to those for emergent macrophytes in the tropics.
Maxine A. D. Mowe   +6 more
semanticscholar   +1 more source

Response of cladoceran assemblages to restoration of riparian vegetation: A case study in a tropical reservoir of Brazil

, 2020
In recent decades, riparian vegetation has been removed from important ecosystems around the world, in spite of its high ecological importance for aquatic biota. Nevertheless, the effects of catchment land use on zooplankton have been little studied. The
E. E. Cortez-Silva   +3 more
semanticscholar   +1 more source

Spatiotemporal Distributions of Threadfin Shad in Tropical Reservoirs

North American Journal of Fisheries Management, 2012
Abstract Effective predator management requires accurate knowledge of prey availability and dynamics, yet prey species are rarely studied as intensely as their predatory counterparts. Almost nothing is known about the biology or behavior of threadfin shad Dorosoma petenense in tropical environments, despite that this species is the ...
J. Wesley Neal, Marie Prchalová
openaire   +1 more source

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