نتایج جستجو برای: bioindicators

تعداد نتایج: 1050  

2012
Pedro Pinacho Iván Pau Max Chacón Sergio Sánchez García

The presented work proposes a new approach for anomaly detection. This approach is based on changes in a population of evolving agents under stress. If conditions are appropriate, changes in the population (modeled by the bioindicators) are representative of the alterations to the environment. This approach, based on an ecological view, improves functionally traditional approaches to the detect...

2016
Benjamin Price Ed Baker

There are approximately one hundred thousand aquatic insect species currently known to science and this figure is likely a significant underestimation. The ecology of aquatic insect groups has been studied due to their role as bioindicators of water quality and in the case of Diptera, their role as vectors of disease. Light trapping targets emergent adults, using mercury vapour bulbs or actinic...

2002
A. Ya. Sidorin

Abstract. Short-term variations in sets of geophysical and biological parameters that were monitored at the Garm research site for a long time are considered in relation to an earthquake of magnitude M = 5.3. Daily average data of electrical resistivity, electrototelluric field, electrochemical potential, water conductivity and hourly average data of electrical activity of weakly electric fishe...

Journal: :Analytica chimica acta 2008
Qunfang Zhou Jianbin Zhang Jianjie Fu Jianbo Shi Guibin Jiang

Wide occurrence of aquatic metal pollution has caused much attention. Biomonitoring offers an appealing tool for the assessment of metal pollution in aquatic ecosystem. The bioindicators including algae, macrophyte, zooplankton, insect, bivalve mollusks, gastropod, fish, amphibian and others are enumerated and compared for their advantages and disadvantages in practical biomonitoring of aquatic...

Journal: :Environmental management 2005
Ian D Hodkinson John K Jackson

The use of terrestrial and aquatic invertebrates as a management tool for monitoring change in ecosystems is reviewed and critically evaluated. Their suitability and value for assessing a range of environmental problems from pollution impacts, through habitat evaluation for conservation to the long-term degradation and recovery of ecosystems, is critically discussed. Guidelines are provided for...

Journal: :Acta Limnologica Brasiliensia 2022

Abstract: Aim The free-living protists testate amoebae are recognized as being bioindicators, able to reveal environmental alteration via remodifying richness, diversity and abundance of species. To assess the scientific production on use a scientometric analysis was undertaken from 1960 2020. Methods sourcing articles derived Google Academic, Scielo, Science Direct Online Library research plat...

Journal: :Forests 2021

In this study, we assess the potential of ants as bioindicators riparian ecological health in two river types (upland and lowland type) located Catalonian region. We proposed to understand what extent do metrics based on ant responses provide useful information that cannot be presented by traditional biophysical assessments while attempting an approach creating ant-based multimetric index (ant-...

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