Accuracy and comparison of standard k-ϵ with two variants of k-ω turbulence models in fluvial applications

A Farhadi, A Mayrhofer, M Tritthart, M Glas… - Engineering …, 2018 - Taylor & Francis
Racetrack flumes are established experimental settings in ecohydraulics and sediment
studies. Their experimental results are often coupled with numerical simulations. The two …

Streambank stabilization design, research, and monitoring: The current state and future needs

KA Bigham - Transactions of the ASABE, 2020 - elibrary.asabe.org
Highlights Eleven general streambank stabilization (SBS) techniques have been used
worldwide. Rules-of-thumb and practitioner experience are still heavily applied in SBS …

Hydraulic forces impact larval fish drift in the free flowing section of a large European river

A Lechner, H Keckeis, E Schludermann… - …, 2014 - Wiley Online Library
Dispersal of fluvial freshwater fish larvae occurs commonly in heavily regulated rivers.
Studies increasingly indicate that drifting young fish have an active component to their …

Experimental and large eddy simulation study of the flow developed by a sequence of lateral obstacles

W Brevis, M García-Villalba, Y Niño - Environmental Fluid Mechanics, 2014 - Springer
In this paper we provide a description of the three-dimensional flow induced by a sequence
of lateral obstacles in a straight shallow open-channel flow with flat bathymetry. The …

Particle path characteristics at the large gravel‐bed river Danube: results from a tracer study and numerical modelling

M Liedermann, M Tritthart… - Earth Surface Processes …, 2013 - Wiley Online Library
ABSTRACT A tracer study performed on a 3 km long reach of the Danube River in Austria is
presented. Forty artificial stones of three different sizes (intermediate b‐axis: 25 mm, 40 mm …

Insights into bedload transport processes of a large regulated gravel‐bed river

M Liedermann, P Gmeiner, A Kreisler… - Earth Surface …, 2018 - Wiley Online Library
A comprehensive monitoring programme focusing on bedload transport behaviour was
conducted at a large gravel‐bed river. Innovative monitoring strategies were developed …

Dispersal and retention of larval fish in a potential nursery habitat of a large temperate river: an experimental study

E Schludermann, M Tritthart… - Canadian Journal of …, 2012 - cdnsciencepub.com
Little information is available on governing factors of larval fish dispersal in natural river
systems. Therefore, we aimed to describe dispersal and retention of marked larval nase …

The influence of discharge, current speed, and development on the downstream dispersal of larval nase (Chondrostoma nasus) in the River Danube

A Lechner, H Keckeis, M Glas, M Tritthart… - Canadian Journal of …, 2018 - cdnsciencepub.com
We investigated the mode (active versus passive) of larval downstream dispersal and its
influencing factors in the nase carp (Chondrostoma nasus). Marked larvae (early and later …

Spatio‐temporal variability of suspended sediments in rivers and ecological implications of reservoir flushing operations

M Tritthart, M Haimann, H Habersack… - River Research and …, 2019 - Wiley Online Library
High suspended sediment concentrations during reservoir flushing are known to be harmful
to biota in downstream river stretches. Therefore, it is common practice to set legal …

A mean residence time relationship for lateral cavities in gravel‐bed rivers and streams: Incorporating streambed roughness and cavity shape

TR Jackson, R Haggerty, SV Apte… - Water resources …, 2013 - Wiley Online Library
Accurate estimates of mass‐exchange parameters in transient storage zones are needed to
better understand and quantify solute transport and dispersion in riverine systems. Currently …