Results 161 to 170 of about 68,431 (295)

Bayesian analysis of the multivariate dependence of three transition water ecosystem classifications [PDF]

open access: yes, 2013
The Water Framework Directive (WFD) recognizes benthic macroinvertebrates as a good biological quality element for transitional waters as they are the most exposed to natural variability patterns characteristic of these ecosystems, due to their life ...
A. Basset   +4 more
core  

Temperature accelerates decomposition and controls carbon use efficiency for microbes and shredding caddisflies

open access: yesEcosphere, Volume 17, Issue 4, April 2026.
Abstract Predicted increases in stream temperature are expected to accelerate organic matter decomposition in rivers. In detrital stream food webs, carbon use efficiency (CUE)—the proportion of consumed carbon (C) retained as biomass—determines whether C is stored in organisms or rapidly lost as CO2.
Michael C. Zampini   +5 more
wiley   +1 more source

Common construction materials do not deter turtles from nesting in roadside habitat

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 3, April 2026.
We used a before‐during‐after study to evaluate rock rip‐rap at wetland crossings as a mitigation strategy to deter female turtles from nesting in unsafe roadside habitats. Although females did not nest in the rip‐rap, they continued to nest in roadside habitat, indicating the strategy was unsuccessful and required further research.
Jenna Kentel   +3 more
wiley   +1 more source

Use of habitat suitability modeling in the integrated urban water system modeling of the Drava River (Varazdin, Croatia) [PDF]

open access: yes, 2012
The development of practical tools for providing accurate ecological assessment of rivers and species conditions is necessary to preserve habitats and species, stop degradation and restore water quality.
Amerlinck, Youri   +4 more
core   +1 more source

Signatures of Wild Animal Life in Earth's Landscapes

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 4, April 2026.
Abstract Animals shape Earth surface processes and landforms by displacing Earth surface materials and by making them more or less susceptible to geophysical processes. Despite increased recognition of the global significance of animal landscape “signatures”, analysis of their magnitude and generality has not been possible until now.
Z. Khan   +7 more
wiley   +1 more source

No Groundwater, No Fish: The Critical Role of Groundwater in Supporting Non‐Glacial, Salmon‐Bearing Rivers in South‐Central Alaska

open access: yesJAWRA Journal of the American Water Resources Association, Volume 62, Issue 2, April 2026.
ABSTRACT Groundwater discharge plays an important role in the hydrologic and ecologic functioning of rivers including sustaining streamflow and related habitat year‐round. Simultaneously, groundwater supports the increasing demands of people as the global population continues to grow.
Tyelyn Brigino   +6 more
wiley   +1 more source

Validating COI eDNA Metabarcoding Primers for Detection of Subterranean Fauna

open access: yesMolecular Ecology Resources, Volume 26, Issue 3, April 2026.
ABSTRACT Subterranean ecosystems host a diverse range of ancient fauna, but studying these ecosystems is challenging due to significant sampling difficulties. Environmental DNA (eDNA) metabarcoding offers a promising approach for monitoring subterranean biodiversity, yet issues such as primer bias and non‐target amplification can complicate its ...
Mieke van der Heyde   +6 more
wiley   +1 more source

Trait‐Based Biomonitoring Using eDNA Metabarcoding to Assess Anthropogenic Disturbances on Freshwater Fish Communities

open access: yesMolecular Ecology Resources, Volume 26, Issue 3, April 2026.
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 ...
Olivier Morissette   +4 more
wiley   +1 more source

Aquatic Bacterial Community Responses to Aquatic Contaminants Revealed by 16S rRNA Metabarcoding in Field‐Based Microcosms

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 2, April 2026.
This study used sedimentary eDNA analysis and field‐based microcosms to assess the impacts of three major aquatic contaminants on bacterial assemblage structure. Our results showed significant but varied impact depending on exposure to which contaminant; we suggest five phyla, 13 families, and three species as potential bacterial bioindicators and ...
A. S. Flynn   +4 more
wiley   +1 more source

estar: An R package to measure ecological stability

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 4, Page 1090-1100, April 2026.
Abstract Assessing ecological stability is a key task in biodiversity monitoring and conservation. Quantifying stability is not trivial because its different aspects can be measured with various properties. However, to date, no software enables measuring different stability properties on ecological time‐series data.
Ludmilla Figueiredo   +6 more
wiley   +1 more source

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