Results 41 to 50 of about 6,143 (232)

Contrasting patterns of cadmium bioaccumulation in freshwater cladocerans

open access: yes, 2010
We investigated the patterns of cadmium (Cd) bioaccumulation in three freshwater cladocerans with contrasting calcium (Ca) contents and Ca uptake and loss kinetics. Ca content and dissolved Cd uptake rate were significantly correlated.
Wen-Xiong Wang   +3 more
core   +1 more source

Complementary impact of copepods and cladocerans on phytoplankton [PDF]

open access: yes, 2001
The differences in the impact of two major groups of herbivorous zooplankton (Cladocera and Copepoda) on summer phytoplankton in a mesotrophic lake were studied.
Sommer, U.   +13 more
core   +1 more source

Beyond Removal Efficiency: Environmental Risk Assessment of Tartrazine Degradation via ZnO and TiO2 Nanoparticles in Mussels

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Tartrazine (TZ) is a widely used synthetic azo dye with high aqueous stability, resulting in persistence in wastewater. Photoreactive nanomaterials, principally zinc oxide (ZnO) and titanium dioxide (TiO2) nanoparticles (NPs), are frequently employed for dye removal under light‐exposed conditions; nevertheless, their ecotoxicological ...
İrem Can   +3 more
wiley   +1 more source

Crustacean communities in coastal ephemeral pools in the Araucanía region (38° S, Chile)

open access: yesBrazilian Journal of Biology
The fauna communities of ephemeral pools in southern Chile are characterized by heterogeneity of crustacean taxa; nevertheless, no detailed studies exist of their community structure.
P. De los Ríos-Escalante, P. Acevedo
doaj   +1 more source

Diurnal Changes of Zooplankton Community Reduction Rate at Lake Outlets and Related Environmental Factors. [PDF]

open access: yesPLoS ONE, 2016
The reduced zooplankton abundance at the outlet sections of lakes depends on the occurrence of preying fry. Therefore, light conditions can play a major role in the drift of zooplankton along river outlets.
Robert Czerniawski   +2 more
doaj   +1 more source

Wildfire Ash Alters Freshwater Crustacean Behavior: Disentangling the Contributions of Suspended Macroparticles and Ash‐Induced Alkalinization

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Climate change and anthropogenic ignitions are intensifying wildfire frequency worldwide, elevating the risk of freshwater contamination by ash. In water, dissolved ash releases ions and other toxic constituents that increase pH and alter physicochemical conditions, while suspended ash particles may impose mechanical stress, disrupt behavior ...
Pétterson B. Pereira‐Silva   +7 more
wiley   +1 more source

Combined toxic effects of nitrite and ammonia on life history traits of Daphnia pulex

open access: yesFrontiers in Environmental Science, 2022
Nitrite and ammonia are two of the most common toxic nitrogenous pollutants in aquatic ecosystem, which can pose a serious threat to the health of aquatic organisms.
Bo Yu   +4 more
doaj   +1 more source

Terrestrial Isopods as Biotic Generators of Microplastics Following Chronic Exposure to Weathered Low‐Density Polyethylene

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Terrestrial detritivores such as isopods and springtails play a vital role in cycling nutrients through soil ecosystems. Microplastics (MPs, < 5 mm) are increasingly recognized as contaminants of terrestrial soils, yet little is known about whether soil invertebrates themselves are impacted by consuming these plastics or if they can generate ...
Christopher Musgrave, Ryan S. Prosser
wiley   +1 more source

The Distribution of Two Marine Cladocerans During Upwelling and Relaxation Events Off the Oregon Coast [PDF]

open access: yes, 2010
90 pagesOffshore surface currents that appear during upwelling events have the potential to carry nearshore coastal zooplankton offshore. I tested the hypothesis that the marine cladocerans Podon leuckarti and Evadne nordmanni are pushed offshore during ...
Thomas, Kate
core   +3 more sources

Cultivo experimental del cladocero Moina sp alimentado con Ankistrodesmus sp y Saccharomyces cereviseae

open access: yesRevista Mvz Cordoba, 2006
Objetivo. Realizar un cultivo experimental de cladócero Moina sp alimentado con Ankistrodesmus sp y Saccharomyces cereviseae. Materiales y métodos. Fueron realizados cultivos experimentales de la cepa de cladóceros Moina sp en el laboratorio de Alimento ...
Martha Prieto   +2 more
doaj   +1 more source

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