Results 11 to 20 of about 21,035 (280)

Keystone communities can rescue aquatic metacommunities influenced by pesticide contamination. [PDF]

open access: yesEcol Appl
Abstract Pesticide contamination in freshwater habitats is a major global issue, affecting water quality, biodiversity, and ecosystem services. Uncontaminated habitats embedded in agricultural landscapes might act as keystone communities, with the ability to restore diversity and ecological processes in contaminated sites through dispersal.
Vieira CB   +11 more
europepmc   +2 more sources

High-frequency sampling unveils biotic and abiotic drivers of rapid phytoplankton morphological changes. [PDF]

open access: yesNew Phytol
Summary Phytoplankton, as primary producers, play a key role in aquatic ecosystems. Their community turnover is shaped by morphological traits that enable adaptation to diverse abiotic and biotic factors. Yet, the temporal scale of these dynamics remains poorly understood due to limited high‐frequency sampling studies.
Škaloud P   +4 more
europepmc   +2 more sources

The planktonic food web in the Gulf of Naples based on the analysis of carbon and nitrogen stable isotope ratios

open access: yesMarine Ecology, EarlyView., 2023
Abstract Plankton play a key role in marine food webs by producing and transferring organic matter and energy to higher trophic levels. To define the trophic structure and interactions within the planktonic communities in the Gulf of Naples, we determined carbon and nitrogen stable isotope ratios in particulate organic matter (POM, <20 μm ...
Louise Merquiol   +2 more
wiley   +1 more source

Climate variability impacts on coastal dune slack ecohydrology [PDF]

open access: yes, 2019
The hydrological regime of freshwater systems plays a crucial role in shaping the dynamics of the different biological communities that inhabit them.
Burningham, Helene   +2 more
core   +1 more source

Competetive exclusion in Cladocera through elevated mortality of adults [PDF]

open access: yes, 1994
The population dynamics of two cladocerans, Ceriodaphnia pulchella and Diaphanosoma brachyurum competing under laboratory conditions in lake water was analysed using crosscorrelations.
Gabriel, Wilfried, Matveev, Vladimir
core   +1 more source

Daphnia O. F. Müller, 1785 (Crustacea: Branchiopoda: Anomopoda) species of Iran: Morphology and Identification [PDF]

open access: yesIranian Journal of Animal Biosystematics, 2017
Daphnia a wide spread member of Cladocera live in different aquatic environments ranging from hypersaline swamps to freshwater lakes, lagoons, streams and rivers.
ali mohammadyari   +4 more
doaj   +1 more source

Diversity, Abundance, and Distribution of Cladocera at the end of the Tigris River North of Basrah – IRAQ

open access: yesمجلة بغداد للعلوم, 2019
Seasonal variations of the species composition and abundance of Cladocera were studied in two stations at the end of the Tigris River and one station at the confluence of the Tigris with Euphrates area, at the beginning of the Shatt Al-Arab River in Al ...
Ajeel et al.
doaj   +1 more source

Crustaceans of Wrangel Island (Russia): species composition, community structure and variability

open access: yesNature Conservation Research: Заповедная наука, 2020
High-latitude aquatic ecosystems and the communities inhabiting them are the key sites for environmental research and observations of global climate changes.
Anna А. Novichkova, Elena S. Chertoprud
doaj   +1 more source

History of the development of Eemian Interglacial lakes on the basis of Cladocera subfossil analysis (Central and Eastern Poland)

open access: yesLimnological Review, 2015
This paper presents the results of Cladocera subfossil analysis using material obtained from five paleolakes of the Eemian Interglacial located in central and north-eastern Poland.
Niska Monika
doaj   +1 more source

Mycosporine-Like Amino Acids (MAAs) in Zooplankton

open access: yesMarine Drugs, 2020
Organisms have different adaptations to avoid damage from ultraviolet radiation and one such adaptation is the accumulation of mycosporine-like amino acids (MAAs).
Samuel Hylander
doaj   +1 more source

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