Physical modelling of large wood (LW) processes relevant for river management: Perspectives from New Zealand and Switzerland

H Friedrich, D Ravazzolo… - Earth Surface …, 2022 - Wiley Online Library
In the last 30 years, work on large wood (LW) has expanded and matured considerably, and
river scientists, managers and practitioners now have a better appreciation of the role of LW …

[HTML][HTML] Geospatial modelling of large-wood supply to rivers: a state-of-the-art model comparison in Swiss mountain river catchments

N Steeb, V Ruiz-Villanueva, A Badoux… - Earth Surface …, 2023 - esurf.copernicus.org
Different models have been used in science and practice to identify instream large-wood
(LW) sources and to estimate LW supply to rivers. This contribution reviews the existing …

[HTML][HTML] First insight into the macroplastic storage in a mountain river: The role of in-river vegetation cover, wood jams and channel morphology

M Liro, P Mikuś, B Wyżga - Science of the Total Environment, 2022 - Elsevier
Macroplastic storage in mountain rivers remains unexplored and it is unknown how river
morphology and different surface types of river areas modulate this process. Therefore, we …

Porosity problems: Comparing and reviewing methods for estimating porosity and volume of wood jams in the field

B Livers, KB Lininger, N Kramer… - Earth Surface …, 2020 - Wiley Online Library
Porosity, or void space, of large wood jams in stream systems has implications for estimating
wood volumes and carbon storage, the impacts of jams on geomorphic and ecological …

Patterns of organic matter accumulation in dryland river corridors of the southwestern United States

E Wohl, J Scamardo - Science of the Total Environment, 2022 - Elsevier
Abstract We use Google Earth imagery, drone imagery, and ground-based field
measurements to assess the abundance, spatial distribution, and size of accumulations of …

The effect of large wood accumulations with rootwads on local geomorphic changes

D Ravazzolo, G Spreitzer, J Tunnicliffe… - Water Resources …, 2022 - Wiley Online Library
Large wood (LW) can be transported along a river during floods, increasing flood‐
associated hazards, particularly when it accumulates at river‐spanning infrastructures such …

Effects of large wood (LW) blockage on bedload connectivity in the presence of a hydraulic structure

G Spreitzer, J Tunnicliffe, H Friedrich - Ecological Engineering, 2021 - Elsevier
Large wood (LW) commonly forms log jams, influencing bed composition and biota via
complex flow-sediment-wood interactions. A LW blockage, often induced by river-crossing …

Laboratory flume and numerical modeling experiments show log jams and branching channels increase hyporheic exchange

K Wilhelmsen, AH Sawyer, A Marshall… - Water Resources …, 2021 - Wiley Online Library
Log jams alter gradients in hydraulic head, increase the area available for hyporheic
exchange by creating backwater areas, and lead to the formation of multiple channel …

[HTML][HTML] Towards a non-intrusive method employing digital twin models for the assessment of complex large wood accumulations in fluvial environments

G Spreitzer, I Schalko, RM Boes, V Weitbrecht - Journal of Hydrology, 2022 - Elsevier
Quantification and assessment of large wood (LW) accumulations in fluvial systems is still
considered difficult due to the complex nature of wooden deposits. Although knowledge …

Widespread wood placement and regrading drive lateral connectivity and reworking of the channel and floodplain in a valley bottom reset to Stage 0

DN Scott - Geomorphology, 2024 - Elsevier
Valley bottom process reset, or the excavation of high surfaces and fill of incised channels
combined with large wood addition, is a new method for creating multi-channel river-wetland …