Results 41 to 50 of about 66,140 (200)

Evaluation of trophic state of lake Uluabat, Turkey [PDF]

open access: yes, 2020
: Lake Uluabat, which is located in Marmara region, is one of the most productive lakes in Turkey. Due to concerns about potential pollution resulting from watershed sources and adjacent agricultural lands, a study of the trophic state of lake Uluabat ...
Ayse Elmaci   +4 more
core  

The plankton and trophic state of Lushui Reservoir

open access: yesJournal of Lake Sciences, 1996
The plankton and hydrochemistry are surveyed in Lushui Reservoir. Hubei Province from January to December. 1991. The results show that there are 118 genera of phytoplanktion and 198 species of zooplankton. The average density of phytoplankton and zooplankton is 3. 1449 ×10~5 cell/L and 2323. 8 ind. /L respectively and the average biomass 1.
Han Deju   +4 more
openaire   +2 more sources

Coevolution, diversification and alternative states in two‐trophic communities

open access: yesEcology Letters, 2020
Abstract Single‐trait eco‐evolutionary models of arms races between consumers and their resource species often show inhibition rather than promotion of community diversification. In contrast, modelling arms races involving multiple traits, we found that arms races can promote diversification when trade‐off costs among traits make ...
Tobin D. Northfield   +3 more
openaire   +4 more sources

Assessing trophic status of Suoi Hai Reservoir using Carlson’s Trophic State Index

open access: yesVietnam Journal of Earth Sciences, 2021
The water quality of Suoi Hai reservoir, the largest reservoir in Hanoi city, is being threatened by human activities of the surrounding area, as reported by the press. The trophic status of the reservoir is the result of both natural eutrophication and nutrient inputs from anthropogenic sources, particularly the leachate from a lakeside waste ...
Linh Nguyen Thuy   +3 more
openaire   +2 more sources

Zooplankton communities and their relationship with water quality in eight reservoirs from the midwestern and southeastern regions of Brazil [PDF]

open access: yesBrazilian Journal of Biology, 2020
Zooplankton are widely recognised as being regulated primarily by predators and food availability. In reservoirs, the quantity and quality of food resources are generally affected by the characteristics of the water, which in turn are controlled by the ...
P. H. S. Picapedra   +3 more
doaj   +1 more source

In-situ anatomical and elemental response of aquatic macrophytes against nutrient enrichment in freshwater tropical lakes

open access: yesApplied Water Science, 2022
Nutrient enrichment in lakes due to municipal wastewater discharge and agricultural run-off leads to excessive growth of algae and aquatic macrophytes leading to their altered trophic states.
Divya Dubey   +2 more
doaj   +1 more source

The Paradox of an Unpolluted Coastal Site Facing a Chronically Contaminated Industrial Area

open access: yesFrontiers in Marine Science, 2022
Present and past industrial activities in coastal areas have left us a legacy of contamination and habitat degradation with potential implications for human health. Here, we investigated a coastal marine area enclosed in a Site of National Interest (SNI)
Cinzia Corinaldesi   +14 more
doaj   +1 more source

Eutrophication and trophic state in rivers and streams [PDF]

open access: yesLimnology and Oceanography, 2006
Many natural streams are net heterotrophic, so I propose that trophic state be divided into autotrophic and heterotrophic state. This division allows consideration of the influence of external carbon sources as well as nutrients such as nitrogen and phosphorus.
openaire   +1 more source

Trophic State Prediction Test Set

open access: yes, 2022
Data relating to the thesis:  Constraining Microbial Community Composition, Structure, and Function Within Acidic Geothermal Springs on São Miguel Island  The test set used to validate the trophic state model.
Vincent Rennie (13875422)
core   +1 more source

Assessment of the trophic state of a water body [PDF]

open access: yesAnnales de Limnologie, 1983
The difference in point of view between the limnologist and the public on the trophic level of a water body is discussed in relation to actions promoted by administrators. Numerical and probabilistic classification, models, "trophic indices" and biological indicators for assessing the trophic degree of lakes are briefly illustrated. The contribution of
openaire   +1 more source

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