Results 31 to 40 of about 4,028 (227)

Reconceptualizing the hyporheic zone for nonperennial rivers and streams. [PDF]

open access: yesFreshw Sci, 2022
Nonperennial streams dominate global river networks and are increasing in occurrence across space and time. When surface flow ceases or the surface water dries, flow or moisture can be retained in the subsurface sediments of the hyporheic zone, supporting aquatic communities and ecosystem processes.
DelVecchia AG   +14 more
europepmc   +5 more sources

Shih-HsunHuang/Vegetated-induced-hyporheic-exchange: The first release.

open access: yes, 2021
This program deals with the data taken from the vegetation-induced hyporheic exchange experiment conducted in Ecoflume of St.
Shih-HsunHuang
core   +1 more source

Revealing the influence of hyporheic water exchange on the composition and abundance of bottom-dwelling macroinvertebrates in a temperate lowland river

open access: yesKnowledge and Management of Aquatic Ecosystems, 2021
We studied distributions and abundances of macroinvertebrates in relation to hyporheic water exchange (HWE) patterns of the upper Biebrza − a small, lowland, low dynamic European river located in Northeast Poland.
Grygoruk Mateusz   +7 more
doaj   +1 more source

Imaging hyporheic exchange [PDF]

open access: yesEos, Transactions American Geophysical Union, 2012
The dynamics of flow through the subterranean area at the base and along the sides of streambeds, known as the hyporheic zone, affect stream ecosystem dynamics, but researchers do not have a solid understanding of what controls the amount of hyporheic exchange.Ward et al. injected tracers into a stream in the H.J.
openaire   +1 more source

WHONDRS: a Community Resource for Studying Dynamic River Corridors

open access: yesmSystems, 2018
The Worldwide Hydrobiogeochemistry Observation Network for Dynamic River Systems (WHONDRS) aims to galvanize a global community to provide the scientific basis for improved management of dynamic river corridors.
James C. Stegen, Amy E. Goldman
doaj   +3 more sources

Spatial and temporal variability of hyporheic invertebrate community within a stream reach of the River Bača (W Slovenia)

open access: yesNatura Sloveniae, 2011
We studied spatio-temporal distribution of hyporheic invertebrate community at the stream-reach scale in the River Bača on three sampling occasions (January, March, May) in 2005.
Nataša Mori, Anton Brancelj
doaj   +1 more source

Monitoring temporal patterns of vertical hyporheic flux via distributed temperature sensors [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2015
Hyporheic exchange is of great significance for evaluating and developing water resources, as well as protecting ecosystem health. Temperature monitoring is one of the powerful tools for recognizing the hyporheic flux with high precision, low cost and ...
X. Su   +7 more
doaj   +1 more source

Coupled Biotic-Abiotic Processes Control Biogeochemical Cycling of Dissolved Organic Matter in the Columbia River Hyporheic Zone

open access: yesFrontiers in Water, 2021
A critical component of assessing the impacts of climate change on watershed ecosystems involves understanding the role that dissolved organic matter (DOM) plays in driving whole ecosystem metabolism.
Jane D. Fudyma   +5 more
doaj   +1 more source

Groundwater–Stream Connectivity Mediates Metal(loid) Geochemistry in the Hyporheic Zone of Streams Impacted by Historic Mining and Acid Rock Drainage

open access: yesFrontiers in Water, 2020
High concentrations of trace metal(loid)s exported from abandoned mine wastes and acid rock drainage pose a risk to the health of aquatic ecosystems.
Beth Hoagland   +3 more
doaj   +1 more source

Is the Hyporheic Zone Relevant beyond the Scientific Community? [PDF]

open access: yesWater, 2019
Rivers are important ecosystems under continuous anthropogenic stresses. The hyporheic zone is a ubiquitous, reactive interface between the main channel and its surrounding sediments along the river network. We elaborate on the main physical, biological, and biogeochemical drivers and processes within the hyporheic zone that have been studied by ...
Jörg Lewandowski   +41 more
openaire   +4 more sources

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