Results 11 to 20 of about 26,468 (228)

Trait-Based Biomonitoring Using eDNA Metabarcoding to Assess Anthropogenic Disturbances on Freshwater Fish Communities. [PDF]

open access: yesMol Ecol Resour
ABSTRACT Various anthropogenic disturbances affect the succession of aquatic habitats along dendritic river networks. Bioindicator taxa, such as fish, can be used to assess the effects of these disturbances on habitat quality. Environmental DNA (eDNA) metabarcoding offers a novel approach to complement traditional sampling and analysis of bioindicator ...
Morissette O   +4 more
europepmc   +2 more sources

Contenido de Cadmio y Plomo en tejido de Hígado y Riñón en el Jote de Cabeza Colorada Cathartes aura (Linneo, 1758) de Chañaral, Desierto de Atacama, Chile [PDF]

open access: yes, 2013
Indexación: Web of Science; ScieloThe Atacama region, Chile, presents one of the highest levels of mining exploitation of the country, which leads to high levels of contamination from mine tailings and other related environmental liabilities.
Abarca, Jorge   +6 more
core   +1 more source

Biodegradation of microcystin-LR using acclimatized bacteria isolated from different units of the drinking water treatment plant [PDF]

open access: yes, 2018
Bacterial community isolated from different units of a Drinking Water Treatment Plant (DWTP) including pre-ozonation unit (POU), the effluent-sludge mixture of the sedimentation unit (ESSU) and top-sand layer water sample from the filtration unit (TSFU ...
Brar, Satinder Kaur   +6 more
core   +1 more source

The Population Status of Cardііdae (Bіvalvіa) as a Bioindicator for Water Quality in the North-western Part of the Sea of Azov [PDF]

open access: yes, 2016
An attempt was made to evaluate the suitability of using mollusc populations from the family Cardiidae as a biological indicator to monitor ecological water quality in the north-western part of the Sea of Azov.
Khaliman, I. (Ihor)
core   +3 more sources

Seagrass Posidonia oceanica (L.) Delile as a marine biomarker: A metabolomic and toxicological analysis [PDF]

open access: yes, 2018
A human-made environmental disaster due to the shipwrecked of Costa Concordia cruise vessel on the Tuscan Island of Giglio (Italy) coast and the possible pollutants release has been feared, so requiring the activation of removal operations and the ...
Agostini   +39 more
core   +1 more source

Macrophytes as bioindicators [PDF]

open access: yesRiver Systems, 2003
Submerged macrophytes respond to changes in the nutrient concentrations in their environment. In contrast to diatoms e.g., submerged macrophytes are capable of taking up nutrients from both the sediment pore water and the overlying water. Therefore, macrophytes can provide a more comprehensive assessment of river ecosystems. Two methods using submerged
Alexander Kohler, Susanne Schneider
openaire   +1 more source

Thermocyclops decipiens (Kiefer, 1929) (Copepoda, Cyclopoida) as indicator of water quality in the State of Minas Gerais, Brazil

open access: yesBrazilian Archives of Biology and Technology, 2007
The aim of this work was to study the possible utilization of Thermocyclops decipiens as indicator of the trophic degree and water quality of some watersheds of the state of Minas Gerais. From the beginning of the decade of 90, T.
Giovanni Guimarães Landa   +3 more
doaj   +1 more source

Potencial de lixiviação de imazapic e isoxaflutole em colunas de solo Leaching potential of imazapic and isoxaflutole in soil columns

open access: yesPlanta Daninha, 2007
Diante da intensa utilização de herbicidas, este trabalho objetivou avaliar o potencial de lixiviação de imazapic e isoxaflutole em colunas de solo, com amostras de Latossolo Vermelho distrófico (LVd - textura franco-arenosa) e Latossolo Vermelho ...
M.H. Inoue   +3 more
doaj   +1 more source

Adult Honeybees and Beeswax as Indicators of Trace Elements Pollution in a Vulnerable Environment: Distribution among Different Apicultural Compartments

open access: yesMolecules, 2022
Bees in search of diet sources intensively fly within a radius of up to 3 km, encountering nectar, pollen, and water sources which are potentially contaminated. Consequently, their products can provide valuable information about potential pollution.
Effrosyni Zafeiraki   +5 more
doaj   +1 more source

Evaluation of the cytotoxic and genotoxic potential of waters of the Paraíba do Sul River Basin - RJ through the Allium cepa test system

open access: yesRevista Ambiente & Água, 2020
The public water supply of the Rio de Janeiro metropolitan region is highly dependent on transposition from the Paraíba do Sul River: 70% of the water is diverted to the Piraí River and then passes through a series of other rivers and reservoirs, finally
Emanoelly Barbosa Sacramento   +4 more
doaj   +1 more source

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