Results 21 to 30 of about 31,733 (262)

Pre-Management Assessment of Aquatic Macroinvertebrates in a Small, Sedimentary Drainage Area of the Maumee and Lake Erie Basin [PDF]

open access: yes, 2017
In order to establish baseline data adjunct to the research and development of soil conservation practices for sediment reduction in the Maumee River and Lake Erie, the aquatic macroinvertebrates of Black Creek and adjacent areas in northeastern Indiana ...
McCafferty, W. P
core   +3 more sources

Taxonomy of benthic macroinvertebrates in Jajrud River for water quality assessment [PDF]

open access: yesEnvironmental Resources Research, 2020
The invertebrates are one of the most important terrestrial fauna and freshwater taxa.Benthic macroinvertebrates include aquatic insects and spiders, mites, crustaceans, andspecies of mollusks and worms that are aquatic in their immature stages and ...
F. Mehrjo   +3 more
doaj   +1 more source

Trophic structure in response to land use in subtropical streams

open access: yesEcological Indicators, 2021
Land use in the uplands can substantially impact the biological community in stream ecosystems, but how the trophic structure of aquatic communities within riverine food webs respond to catchment land use changes within their respective catchment remains
Yang Wang   +8 more
doaj   +1 more source

Survey of Aquatic macroinvertebrates Stream Lagoa Serena, Institute of Biotechnology, Uniara: the Possible Impact Assessment

open access: yesRevista Brasileira Multidisciplinar - ReBraM /Brazilian Multidisciplinay Journal, 2015
The construction of reservoirs in streams or rivers has altered the aquatic ecosystems. One of these impacts is the change from lotic to lentic systems, influencing the structure and the functioning of this environment and, consequently, modifying the ...
Alessandra dos Santos Pinto   +3 more
doaj   +1 more source

The impact of cattle drinking points on aquatic macroinvertebrates in streams in south-east Ireland [PDF]

open access: yes, 2019
peer-reviewedTeagasc PublicationMeasures that prevent cattle access to watercourses are commonly implemented through agri-environment schemes, in an effort to address the objectives of the Water Framework Directive. Despite the widespread implementation,
Finn, John   +3 more
core   +2 more sources

Efficient sampling methodologies for lake littoral invertebrates in compliance with the European Water Framework Directive [PDF]

open access: yes, 2015
Lake shores are characterised by a high natural variability, which is increasingly threatened by a multitude of anthropogenic disturbances including morphological alterations to the littoral zone. The European Water Framework Directive (EU WFD) calls for
Brauns, Mario   +7 more
core   +1 more source

Modeling Aquatic Macroinvertebrate Richness Using Landscape Attributes [PDF]

open access: yesInternational Journal of Ecology, 2015
We used a rapid, repeatable, and inexpensive geographic information system (GIS) approach to predict aquatic macroinvertebrate family richness using the landscape attributes stream gradient, riparian forest cover, and water quality. Stream segments in the Allegheny River basin were classified into eight habitat classes using these three landscape ...
Meixler, Marcia S., Bain, Mark B.
openaire   +1 more source

Fine-scale multiannual survey of benthic invertebrates in a glacier-fed stream used for hydropower generation

open access: yesScientific Data, 2021
Measurement(s) Abundance of benthic macroinvertebrates • Physical and chemical water parameters • biodiversity assessment objective Technology Type(s) Surber sampler • Multiparameter probe • material sampling process Sample Characteristic - Organism ...
Alberto Scotti, Roberta Bottarin
doaj   +1 more source

Heavy Metals in Aquatic Macroinvertebrates and Danube River Sediments [PDF]

open access: yesScientific Annals of the Danube Delta Institute, 2019
Actual study is focused on assessment of heavy metals (cadmium, lead, chromium, nickel, and zinc) concentration from Danube river sediment and aquatic macroinvertebrates. The sampling point is located along the Danube river. Ecosystem characteristics and
Ibram Orhan   +7 more
doaj   +1 more source

Evidence on Night Movements of Macroinvertebrates to Macrophytes in a Pampean Stream [PDF]

open access: yes, 2014
Nocturnal invertebrate abundance peaks in lotic systems are usually associated to drift, however, diel migrations other than drift may be important in slow-flowing systems.
Ferreiro, Nicolas Andres
core   +1 more source

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