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A Field Guide to British Rivers (2021)
Book
Heritage, G., Large, A., & Milan, D. (in press). A Field Guide to British Rivers. Chichester: John Wiley and Sons

Temperate rivers are influenced by many factors including geology, climate, soils, sediment type, flow, as well as human activity. The complex interactions of the non-anthropogenic controlling factors have led to a wonderful diversity of river type t... Read More about A Field Guide to British Rivers.

Modelling differential geomorphic effectiveness in neighbouring upland catchments: implications for sediment and flood risk management in a wetter world (2021)
Journal Article
Milan, D. J. (2021). Modelling differential geomorphic effectiveness in neighbouring upland catchments: implications for sediment and flood risk management in a wetter world. Progress in physical geography, https://doi.org/10.1177/03091333211045514

In July 2007 an intense summer storm resulted in significant activation of the sediment system in the Thinhope Burn, UK. Catchment- and reach-scale morphodynamic modelling is used to investigate the geomorphic work undertaken by Thinhope Burn; compar... Read More about Modelling differential geomorphic effectiveness in neighbouring upland catchments: implications for sediment and flood risk management in a wetter world.

Climate‐change driven increased flood magnitudes and frequency in the British uplands: geomorphologically informed scientific underpinning for upland flood‐risk management (2021)
Journal Article
Milan, D. J., & Schwendel, A. C. (2021). Climate‐change driven increased flood magnitudes and frequency in the British uplands: geomorphologically informed scientific underpinning for upland flood‐risk management. Earth surface processes and landforms : the journal of the British Geomorphological Research Group, https://doi.org/10.1002/esp.5206

Upland river systems in the UK are predicted to be prone to the effects of increased flood magnitudes and frequency, driven by climate change. It is clear from recent events that some headwater catchments can be very sensitive to large floods, activa... Read More about Climate‐change driven increased flood magnitudes and frequency in the British uplands: geomorphologically informed scientific underpinning for upland flood‐risk management.

Geomorphological numerical modelling of woody dams in CAESAR-Lisflood (2021)
Presentation / Conference
Wolstenholme, J., Skinner, C., Milan, D., & Parsons, D. (2021, April). Geomorphological numerical modelling of woody dams in CAESAR-Lisflood. Poster presented at EGU General Assembly 2021 (European Geosciences Union), vEGU21: Gather Online

Natural flood management (NFM) promotes the sustainable enhancement of natural fluvial processes to reduce flooding (SEPA, 2015; Wilkinson et al., 2019), and is increasingly popular for use by community groups, contractors and governments (Kay et al.... Read More about Geomorphological numerical modelling of woody dams in CAESAR-Lisflood.

Uncertainty in parameterizing floodplain forest friction for natural flood management, using remote sensing (2020)
Journal Article
Antonarakis, A. S., & Milan, D. J. (2020). Uncertainty in parameterizing floodplain forest friction for natural flood management, using remote sensing. Remote Sensing, 12(11), 1799. https://doi.org/10.3390/rs12111799

One potential Natural Flood Management (NFM) option is floodplain reforestation or manage existing riparian forests, with a view to increasing flow resistance and attenuate flood hydrographs. However, the effectiveness of floodplain forests as resist... Read More about Uncertainty in parameterizing floodplain forest friction for natural flood management, using remote sensing.

Uncertainty in parameterising floodplain forest friction for Natural Flood Management, using remote sensing (2020)
Journal Article
Antonarakis, A., & Milan, D. (2020). Uncertainty in parameterising floodplain forest friction for Natural Flood Management, using remote sensing. Remote Sensing, 12(11), https://doi.org/10.3390/rs12111799

One potential Natural Flood Management option is floodplain reforestation or manage existing riparian forests, with a view to increasing flow resistance and attenuate flood hydrographs. However, the effectiveness of floodplain forests as resistance a... Read More about Uncertainty in parameterising floodplain forest friction for Natural Flood Management, using remote sensing.

Topographic, hydraulic, and vegetative controls on bar and island development in mixed bedrock-alluvial, multi-channeled, dryland rivers (2020)
Journal Article
Milan, D. J., Tooth, S., & Heritage, G. (2020). Topographic, hydraulic, and vegetative controls on bar and island development in mixed bedrock-alluvial, multi-channeled, dryland rivers. Water Resources Research, 56(5), https://doi.org/10.1029/2019WR026101

We investigate processes of bedrock-core bar and island development in a bedrock-influenced anastomosed reach of the Sabie River, Kruger National Park (KNP), eastern South Africa. For sites subject to alluvial stripping during an extreme flood event... Read More about Topographic, hydraulic, and vegetative controls on bar and island development in mixed bedrock-alluvial, multi-channeled, dryland rivers.

Terrestrial structure-from-motion: spatial error analysis of roughness and morphology (2019)
Journal Article
Schwendel, A. C., Schwendel, A., & Milan, D. J. (2020). Terrestrial structure-from-motion: spatial error analysis of roughness and morphology. Geomorphology, 350, https://doi.org/10.1016/j.geomorph.2019.106883

Structure-from-Motion (SfM) photogrammetry is rapidly becoming a key tool for morphological characterisation and change detection of the earth surface. This paper demonstrates the use of Terrestrial Structure-from-Motion (TSfM) photogrammetry to acqu... Read More about Terrestrial structure-from-motion: spatial error analysis of roughness and morphology.

Ecohydraulic modelling of anabranching rivers (2019)
Journal Article
Entwistle, N., Heritage, G., & Milan, D. (2019). Ecohydraulic modelling of anabranching rivers. River Research and Applications, 35(4), 353-364. https://doi.org/10.1002/rra.3413

In this paper we provide the first quantitative evidence of the spatial complexity of habitat diversity across the flow regime for locally anabranching channels and their potential increased biodiversity value in comparison to managed single‐thread r... Read More about Ecohydraulic modelling of anabranching rivers.

Quantifying and contextualising cyclone-driven, extreme flood magnitudes in bedrock-influenced dryland rivers (2018)
Journal Article
Heritage, G., Entwistle, N., Milan, D., & Tooth, S. (2019). Quantifying and contextualising cyclone-driven, extreme flood magnitudes in bedrock-influenced dryland rivers. Advances in Water Resources, 123, 145-159. https://doi.org/10.1016/j.advwatres.2018.11.006

In many drylands worldwide, rivers are subjected to episodic, extreme flood events and associated sediment stripping. These events may trigger transformations from mixed bedrock-alluvial channels characterised by high geomorphic and ecological diver... Read More about Quantifying and contextualising cyclone-driven, extreme flood magnitudes in bedrock-influenced dryland rivers.

Flood energy dissipation in anabranching channels (2018)
Journal Article
Entwistle, N., Heritage, G., & Milan, D. (2018). Flood energy dissipation in anabranching channels. River Research and Applications, 34(7), 709-720. https://doi.org/10.1002/rra.3299

This study examines the character of developing anabranched channel networks on the River Wear, north England, using metre-scale aerial LiDAR. DSM-DTM interpretation reveals a well-developed vegetation structure and a locally diverse terrain, dominat... Read More about Flood energy dissipation in anabranching channels.

Recent remote sensing applications for hydro and morphodynamic monitoring and modelling (2018)
Journal Article
Entwistle, N., Heritage, G., & Milan, D. (2018). Recent remote sensing applications for hydro and morphodynamic monitoring and modelling. Earth surface processes and landforms : the journal of the British Geomorphological Research Group, 43(10), 2283-2291. https://doi.org/10.1002/esp.4378

It is not new to recognise that data from remote sensing platforms is transforming the way we characterise and analyse our environment. The ability to collect continuous data spanning spatial scales now allows geomorphological research in a data rich... Read More about Recent remote sensing applications for hydro and morphodynamic monitoring and modelling.

Morphodynamics of bedrock-influenced dryland rivers during extreme floods: Insights from the Kruger National Park, South Africa (2018)
Journal Article
Milan, D., Heritage, G., Tooth, S., & Entwistle, N. (2018). Morphodynamics of bedrock-influenced dryland rivers during extreme floods: Insights from the Kruger National Park, South Africa. Geological Society of America Bulletin, 130(11-12), 1825-1841. https://doi.org/10.1130/B31839.1

High-magnitude flood events are among the world’s most widespread and significant natural hazards and play a key role in shaping river channel-floodplain morphology and riparian ecology. Developing conceptual and quantitative models for the response... Read More about Morphodynamics of bedrock-influenced dryland rivers during extreme floods: Insights from the Kruger National Park, South Africa.

Morphodynamic simulation of sediment deposition patterns on a recently stripped bedrock anastomosed channel (2018)
Journal Article
Milan, D., Heritage, G., Entwistle, N., & Tooth, S. (2018). Morphodynamic simulation of sediment deposition patterns on a recently stripped bedrock anastomosed channel. Proceedings of the International Association of Hydrological Sciences, 377, 51-56. https://doi.org/10.5194/piahs-377-51-2018

Some mixed bedrock-alluvial dryland rivers are known to undergo cycles of alluvial building during low flow periods, punctuated by stripping events during rare high magnitude flows. We focus on the Olifants River, Kruger National Park, South Africa,... Read More about Morphodynamic simulation of sediment deposition patterns on a recently stripped bedrock anastomosed channel.

Controls on spatial and temporal variations in sand delivery to salmonid spawning riffles (2017)
Journal Article
Milan, D. (2017). Controls on spatial and temporal variations in sand delivery to salmonid spawning riffles. Hydrological Processes, 31(12), 2179-2195. https://doi.org/10.1002/hyp.11172

Fine sediment infiltration into gravel interstices is known to be detrimental to incubating salmonid embryos. Infiltration into spawning riffles can show large spatial variations at the scale of a morphological unit and over time, with significant im... Read More about Controls on spatial and temporal variations in sand delivery to salmonid spawning riffles.

Anastomosing reach control on hydraulics and sediment distribution on the Sabie River, South Africa (2014)
Journal Article
Entwistle, N., Heritage, G., Tooth, S., & Milan, D. (2014). Anastomosing reach control on hydraulics and sediment distribution on the Sabie River, South Africa. Proceedings of the International Association of Hydrological Sciences, 367, 215-219. https://doi.org/10.5194/piahs-367-215-2015

Rivers in the Kruger National Park, South Africa, have variable degrees of bedrock and alluvial influence. Pre-2000 aerial imagery for the Sabie River (catchment area 6320 km2) reveals downstream alternations from alluvial single thread or braided, t... Read More about Anastomosing reach control on hydraulics and sediment distribution on the Sabie River, South Africa.

Long-term flood controls on semi-arid river form: Evidence from the Sabie and Olifants rivers, eastern South Africa (2014)
Journal Article
Heritage, G., Tooth, S., Entwistle, N., & Milan, D. (2014). Long-term flood controls on semi-arid river form: Evidence from the Sabie and Olifants rivers, eastern South Africa. Iahs Publication, 367, 141-146. https://doi.org/10.5194/piahs-367-141-2015

Rivers in the Kruger National Park, eastern South Africa, are characterised by bedrock-influenced ‘macrochannels’ containing variable alluvial thicknesses and riparian vegetation assemblages. Evidence from the Sabie and Olifants rivers suggests that... Read More about Long-term flood controls on semi-arid river form: Evidence from the Sabie and Olifants rivers, eastern South Africa.

Magnetic tracing of fine-sediment over pool-riffle morphology (2013)
Journal Article
Milan, D. J., & Large, A. R. (2014). Magnetic tracing of fine-sediment over pool-riffle morphology. CATENA, 115, 134-149. https://doi.org/10.1016/j.catena.2013.11.003

Field studies documenting fine-sediment (< 2 mm) transport in gravel-bed rivers are rare. For the first time in a fluvial environment, a technique that enhances the magnetic susceptibility of sand is used to trace its longitudinal dispersion and s... Read More about Magnetic tracing of fine-sediment over pool-riffle morphology.

Virtual velocity of tracers in a gravel-bed river using size-based competence duration (2013)
Journal Article
Milan, D. J. (2013). Virtual velocity of tracers in a gravel-bed river using size-based competence duration. Geomorphology, 198, 107-114. https://doi.org/10.1016/j.geomorph.2013.05.018

Virtual velocity (Vi) of river gravels is commonly used to determine sediment transport rates and gravel dispersion dynamics. Virtual velocity is calculated from tracer gravel step-length data as the distance travelled divided by the duration of comp... Read More about Virtual velocity of tracers in a gravel-bed river using size-based competence duration.

Sediment routing hypothesis for pool-riffle maintenance (2013)
Journal Article
Milan, D. J. (2013). Sediment routing hypothesis for pool-riffle maintenance. Earth surface processes and landforms : the journal of the British Geomorphological Research Group, 38(14), 1623-1641. https://doi.org/10.1002/esp.3395

This paper provides comprehensive evidence that sediment routing around pools is a key mechanism for pool-riffle maintenance in sinuous upland gravel-bed streams. The findings suggest that pools do not require a reversal in energy for them to scour o... Read More about Sediment routing hypothesis for pool-riffle maintenance.