Results 21 to 30 of about 381 (170)

Integrating freshwater biodiversity data sources: Key challenges and opportunities

open access: yesFreshwater Biology, Volume 68, Issue 9, Page 1479-1488, September 2023., 2023
Abstract In order to better quantify spatial and temporal patterns in freshwater biodiversity, and potential underlying drivers of change, we must utilise the increasingly broad range of data available on freshwater ecosystems. Statistical advances in the field of integrated modelling provide new opportunities to further our understanding through the ...
Susan G. Jarvis   +7 more
wiley   +1 more source

Spatial Variations in Aquatic Insect Community Structure in the Winam Gulf of Lake Victoria, Kenya

open access: yesInternational Journal of Ecology, Volume 2023, Issue 1, 2023., 2023
Background. Aquatic insect community structure is dynamic due to threats by anthropogenic activities coupled with changing climatic conditions. The insect’s survival is dependent on the substrate, water quality, and environmental effects. The changes in water quality influence their distribution and abundance and are reflected in spatial and temporal ...
Monicah Florence Misiko   +5 more
wiley   +1 more source

Freshwater macroinvertebrate traits assessment as complementary to taxonomic information for mining impact detection in the northern Peruvian Andes

open access: yesDiversity and Distributions, Volume 28, Issue 8, Page 1582-1596, August 2022., 2022
Abstract Aim We studied the distribution of freshwater macroinvertebrate taxa and traits to distinguish ecological gradients among the mining‐controlled and natural headwaters, and rural and urban economic activity influences. Location In 2016’s dry season, macroinvertebrate samples were collected at 40 locations in the Mashcon watershed, northern ...
Daniel Mercado‐Garcia   +9 more
wiley   +1 more source

Development of a flow‐sensitive macroinvertebrate index for Australian rivers

open access: yesRiver Research and Applications, Volume 38, Issue 5, Page 846-862, June 2022., 2022
Abstract Hydrologically sensitive macroinvertebrate indices have been developed in Europe, the Americas and New Zealand to serve many purposes such as monitoring ecological responses to drought, flow regulation, water extraction and the provision of environmental flows.
Bruce C. Chessman   +2 more
wiley   +1 more source

Hydroclimate Variability Affects Habitat‐Specific (Open Water and Littoral) Lake Metabolism

open access: yesWater Resources Research, Volume 58, Issue 1, January 2022., 2022
Abstract Lakes integrate the signals of changing hydroclimate in their surrounding basin, which substantially influence gross primary production (GPP), respiration (R), and net ecosystem production (NEP). Most research focuses only on the changes to the open water habitat despite the littoral habitat's importance to lakes and its sensitivity to ...
Facundo Scordo   +8 more
wiley   +1 more source

Toward natural approaches in restoration: Experiments of co‐evolving physical and biological structures in a self‐organizing step‐pool channel

open access: yesRiver Research and Applications, Volume 37, Issue 10, Page 1480-1493, December 2021., 2021
Abstract Although the science and practice of river restoration has progressed in recent years toward more natural approaches, few example projects of headwater step‐pool channels exist in the literature. This study examined a restoration design in the headwaters of Wildcat Creek (Berkeley, California, USA) that allowed the creek to form its own stable
Anne Chin   +6 more
wiley   +1 more source

Environmental DNA of preservative ethanol performed better than water samples in detecting macroinvertebrate diversity using metabarcoding

open access: yesDiversity and Distributions, Volume 27, Issue 10, Page 1989-2002, October 2021., 2021
Abstract Aim High‐throughput pipelines supported by eDNA metabarcoding have been applied in various freshwater ecosystems. Both eDNA in ethanol (EtOH) samples (ES‐eDNA) and in water samples (WS‐eDNA) can provide comprehensive classification lists with good taxonomic resolution and coverage for determining freshwater biodiversity and biomonitoring. But,
Yu Wang   +9 more
wiley   +1 more source

Two new species of Psephenops Grouvelle from Belize (Coleoptera: Byrrhoidea: Psephenidae), with a key to the known species from Mexico and Central America [PDF]

open access: yes, 2013
Arce-Pérez, Roberto, Novelo-Gutiérrez, Rodolfo (2013): Two new species of Psephenops Grouvelle from Belize (Coleoptera: Byrrhoidea: Psephenidae), with a key to the known species from Mexico and Central America.
Arce-Pérez, Roberto   +1 more
core   +4 more sources

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