Results 131 to 140 of about 7,330 (253)

Variations on a Theme: The Classification of Benthic Macroinvertebrates.

open access: yes, 2012
Vain murto-osa maailman vesivarannoista on makeaa vettä. Jokapäiväisessä ympäristössämme olevat vesistöt, kuten joet, purot, lammet ja järvet ovat vain osajoukko makean veden kokonaismäärästä. Vesistöt kohtaavat nykyään enenevässä määrin erilaisia ympäristöpaineita muun muassa kemikaalipäästöjen muodossa.
openaire   +1 more source

Ecological Characteristics of Stream Reaches With and Without Low‐Tech Process‐Based Restoration in a Wildfire‐Affected Catchment

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 1022-1037, June 2026.
ABSTRACT Low‐tech process‐based stream restoration (LTPBR) is increasingly implemented following wildfire, underscoring the need to evaluate restoration outcomes in burned catchments. To help address this need, we measured abiotic and biotic characteristics of a reach that received LTPBR, an untreated reach, and a reach with relict beaver activity that
Kimberly A. Nichter   +5 more
wiley   +1 more source

What in the World are Benthic Macroinvertebrates?

open access: yes, 2010
Summary of what benthic macroinvertebrates are, what types occur in Iowa streams, why are they important, and how they are used to monitor water ...

core  

Short duration reservoir-release impacts on impounded upland rivers [PDF]

open access: yes, 2013
The increasing number and scale of river impoundments throughout the 19th and 20th centuries means that the management of these impoundments is crucial to the future of global riverine biota.
TOSNEY, JONAH,JAMES
core  

Inter‐Annual Variation in Alpha and Beta Diversity of Benthic Macroinvertebrate Communities in Agricultural Ditches

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 997-1010, June 2026.
ABSTRACT Ditches are essential elements of the agricultural landscape because of their role as habitat or refuge for aquatic species, especially in homogenized and intensively cultivated areas. However, data on the biodiversity associated with agricultural ditches, and its variation over time, are underrepresented in ecological research.
Michela Rappocciolo   +5 more
wiley   +1 more source

Efficacy of Clearflow Treatment Technologies in the Treatment of Mining Effluent: Field‐Level Testing at a Coal Mine

open access: yesEnvironmental Quality Management, Volume 35, Issue 4, Summer 2026.
ABSTRACT Mining waste water characteristically contains high concentrations of suspended solids, total metals, and nutrients. These can be treated with flocculants within settling ponds to speed up the clarification of water by settling out the suspended solids.
E. Vandenberg   +7 more
wiley   +1 more source

Relationships between benthic macroinvertebrate assemblages and habitat types in nearshore marine and estuarine waters along the lower west coast of Australia

open access: yes, 2007
The following four broad aims were addressed in this study. (1) To ascertain whether the characteristics of the benthic macroinvertebrate assemblages within the different nearshore marine habitat types identified by Valesini et al.
Wildsmith, Michelle
core  

Stream Temperature Response to Increased Shading Due To Riparian Shrubification in Northern Latitudes

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 6, June 2026.
Abstract Global warming is causing rapid and profound impacts on northern ecosystems. Shifting precipitation, permafrost thaw, and rapid shrub advance into tundra environments are combining to alter stream temperature in uncertain ways. The expansion and increased abundance of shrub vegetation, termed shrubification, may moderate warming stream ...
Andras J. Szeitz   +5 more
wiley   +1 more source

Macroinvertebrate Prey Availability and Fish Diet Selectivity in Relation to Environmental Variables in Natural and Restoring North San Francisco Bay Tidal Marsh Channels

open access: yesSan Francisco Estuary and Watershed Science, 2014
Tidal marsh wetlands provide important foraging habitat for a variety of estuarine fishes. Prey organisms include benthic–epibenthic macroinvertebrates, neustonic arthropods, and zooplankton.
Emily R. Howe   +4 more
doaj  

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