Results 51 to 60 of about 63,064 (168)

Numerical Investigation of Storm Surge Effects on Denitrification in Nearshore Aquifers

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Coastal aquifers are highly dynamic environments, sensitive to both regular hydrodynamic forcing and extreme events. Among these, storm surges can significantly alter subsurface flow by expanding the upper saline plume (USP), modifying residence times, and intensifying mixing between fresh groundwater and seawater.
Wenjin Song   +3 more
wiley   +1 more source

Vertical Stratification of Sediment Microbial Communities Along Geochemical Gradients of a Subterranean Estuary Located at the Gloucester Beach of Virginia, United States

open access: yesFrontiers in Microbiology, 2019
Subterranean estuaries (STEs) have been recognized as important ecosystems for the exchange of materials between the land and sea, but the microbial players of biogeochemical processes have not been well examined.
Yiguo Hong   +3 more
doaj   +1 more source

Challenges and Advances Driving Studies on Aquatic Insects of the Order Coleoptera

open access: yesFreshwater Biology, Volume 71, Issue 7, July 2026.
ABSTRACT Aquatic beetles (Coleoptera) are known for their high taxonomic and ecological diversity and their sensitivity to environmental changes, making them key bioindicators in ecological assessments. However, numerous knowledge gaps persist globally.
Everton Cruz da Silva   +17 more
wiley   +1 more source

Estuarine morphodynamics and development modified by floodplain formation [PDF]

open access: yes, 2022
Rivers and estuaries are flanked by floodplains built by mud and vegetation. Floodplains affect channel dynamics and the overall system's pattern through apparent cohesion in the channel banks and through filling of accommodation space and hydraulic ...
Lokhorst, Ivar   +5 more
core   +2 more sources

Salt Marsh and Tidal Flat Area Distributions Along Three Estuaries [PDF]

open access: yes, 2021
Estuarine landscapes form through interactions between fluvio-coastal processes and ecological processes within the boundaries imposed by hard substrate layers and man-made dikes and dams.
Maarten G. Kleinhans   +15 more
core   +1 more source

Propagation of Ocean Water Level Signals Through a Dynamic Arctic Coastal Active Layer

open access: yesHydrological Processes, Volume 40, Issue 6, June 2026.
Shifting of the saturated layer into zones of different hydraulic conductivity (K) and specific yield (Sy) results in variable degrees of signal attenuation as the active layer thaws. While the lower limit of the saturated zone is constrained by the base of the thawed zone, the upper limit is determined by fluctuating groundwater level as the coastal ...
Bay Berry   +4 more
wiley   +1 more source

Tidal sand bar dimensions and shapes in estuaries [PDF]

open access: yes, 2016
Estuaries show dynamic patterns of channels and bars, which are also valuable habitats, while channels provide access to harbours. In contrast with bars in rivers, we still lack explanations, theory and classifications for bars in estuaries. Theories for
Leuven, J.R.F.W.   +6 more
core   +1 more source

State of Our Estuaries Report 2018 [PDF]

open access: yes, 2017
Every five years the Piscataqua Region Estuaries Partnership (PREP) produces this condition and environmental trends report in an effort to provide communities and citizens with an informed and comprehensive evaluation of what is being observed in our ...
Piscataqua Region Estuaries Partnership
core   +1 more source

Extended Strahler Ordering to Distinguish Mapped River Channels From Overland Flow Pathways and Consistently Compare Digital Networks

open access: yesRiver Research and Applications, Volume 42, Issue 4, Page 869-885, May 2026.
ABSTRACT Digital networks are virtual representations of freshwater systems that provide important inputs to, and mapping of, river classifications, simulation models, and quantitative data analyses for policy, planning, and management. Strahler order has often been used to characterize network configuration and as a proxy indicator of river channel ...
Doug Booker   +3 more
wiley   +1 more source

2017 Texas Bays and Estuaries Meeting [PDF]

open access: yes, 2017
Program for the 2017 Texas Bays and Estuaries Meeting held in Port Aransas, Texas, April 12-13, 2017.Coastal Bend Bays & Estuaries Program, Coastal Bend Bays Foundation, The University of Texas Marine Science Institute, Sea Grant Texas at Texas A&
University of Texas Marine Science Institute
core   +1 more source

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