Results 111 to 120 of about 7,895 (223)

Nitrogen concentrations in a small Mediterranean stream: 1. Nitrate 2. Ammonium [PDF]

open access: yesHydrology and Earth System Sciences, 2002
The importance of storm frequency as well as the groundwater and hyporheic inputs on nitrate (NO3-N) and ammonium (NH4-N) levels in stream water were studied in a small perennial Mediterranean catchment, Riera Major, in northeast Spain.
A. Butturini, A. Butturini, F. Sabater
doaj  

Influence of the In-Stream Structure on Solute Transport in the Hyporheic Zone. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Li H   +6 more
europepmc   +1 more source

The hyporheic zone considered as an ecotone

open access: yesOecologia aquatica, 2018
Physical, chemical, or biological exchanges that occur between the groundwater system and surface waters pass through the interstitial sediments underlying the river channel. This paper assesses the role these interstitial sediments can have in lotic ecosystem functioning.
Sabater, Francesc, B. Vila, Peter
openaire   +1 more source

The Influence Research on Nitrogen Transport and Reaction in the Hyporheic Zone with an In-Stream Structure. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Sun R   +6 more
europepmc   +1 more source

Characterizing water quality and hydrologic properties of urban streams in central Virginia [PDF]

open access: yes, 2019
The objective of this study was to characterize water quality and hydrologic properties of urban streams in the Richmond metropolitan area. Water quality data were analyzed for six urban sites and two non-urban sites.
Lucas, Rikki
core   +1 more source

The invertebrate community of the chalk stream hyporheic zone: spatio-temporal distribution patterns

open access: yesKnowledge and Management of Aquatic Ecosystems, 2017
This study examined the longitudinal distribution, vertical distribution and temporal dynamics of the invertebrate community inhabiting the chalk hyporheic zone of four catchments, which differed in their degree of eutrophication and sediment composition.
Pacioglu Octavian, Robertson Anne
doaj   +1 more source

Modeling surface water and groundwater mixing and mixing-dependent denitrification with bedform dynamics [PDF]

open access: yesHydrology and Earth System Sciences
The hyporheic zone (HZ), where surface water (SW) and groundwater (GW) interact and mix, acts as a critical interface that attenuates contaminants through enhanced biogeochemical cycling.
X. Ping   +6 more
doaj   +1 more source

Sinuosity‐Driven Hyporheic Exchange: Hydrodynamics and Biogeochemical Potentials

open access: yesWater Resources Research
Hydrologic exchange processes are critical for ecosystem services along river corridors. Meandering contributes to this exchange by driving channel water, solutes, and energy through the surrounding alluvium, a process called sinuosity‐driven hyporheic ...
Daniel Gonzalez‐Duque   +4 more
doaj   +1 more source

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