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PICO SSP3.6/AS4.19/GM3.11/GMPV6.2/HS9.11/NH2.3/OS2.7


Bedform dynamics and morphodynamics: from pyroclastic eruptions to deep see turbidites (co-organized)PICO session
Convener: Guilhem Amin Douillet 
Co-Conveners: Jim Best , Ulrich Kueppers , Arnoud Slootman , Svetlana Kostic , Miwa Yokokawa 
Session details
 / Wed, 11 Apr, 13:30–17:00  / PICO spot 1
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Wednesday, 11 Apr 2018
PICO spot 1
Chairperson: Guilhem Amin Douillet, Arnoud Slootman, Ulrich Kueppers
13:30–13:40 PICO1.1
Microscale sedimentary dynamics and lateral variations in pyroclastic bedforms: Examples from deposits of the 2006 pyroclastic currents at Tungurahua volcano (Ecuador).
Guilhem Amin Douillet, Frtiz Schlunegger, Ulrich Kueppers, and Quentin Chaffaut
13:40–13:42 PICO1.2
Shark-fin structures: A new type of sedimentary structures produced by shear waves at the flow-bed interface. Examples from pyroclastic current deposits from the 2006 eruption of Tungurahua (Ecuador)
Quentin Chaffaut and Guilhem Douillet
13:42–13:44 PICO1.3
Origins and implications of mixed avalanche deposits from the 3 March 2015 eruption of Villarrica volcano, Chile
Benjamin Edwards, Jose Palma, Franco Vera, Logan Darling, and Daniel Basualto
13:44–13:46 PICO1.4
New insights on the solid phase concentration in dilute volcanic gas-particle mixtures from laboratory experiments
Anne Weit, Olivier Roche, Thierry Dubois, and Michael Manga
13:46–13:48 PICO1.5
A critical evaluation of the evidence for multiple Late Pleistocene eruptions of Laacher See Volcano
Anke Verena Zernack, Christian Hoggard, Florian Sauer, Christian Tegner, and Felix Riede
13:48–13:50 PICO1.6
Morpho-sedimentary responses to explosive volcanism: aftermath of the 22-23 April 2015 Calbuco eruption, southern Chile (solicited)
Vern Manville, Jurgen Neuberg, Robert Jones, Eliza Calder, and Simon Mudd
13:50–13:52 PICO1.7
A complex interplay of sediment erosion and deposition during the 18 March 2007 crater-lake breakout lahar at Mt. Ruapehu, New Zealand
Jonathan Procter, Anke Zernak, Shane Cronin, and Emma Singh
13:52–13:54 PICO1.8
Cyclic steps on the Loess Plateau, China: Numerical modeling and field evidence
Xin Zeng, Chenge An, Xudong Fu, Gary Parker, and Xingyu Chen
13:54–13:56 PICO1.9
High Preservation Supercritical Flow Stratification: Luni River, Thar Desert, Western India
Paul Carling and Suzanne Leclair
13:56–13:58 PICO1.10
Quantifying the morphology of dunes in big rivers
Julia Cisneros and Jim Best
13:58–14:00 PICO1.11
Bedforms morphology in the area of the confluence of Negro and Solimões/Amazon Rivers, Brazil (withdrawn after no-show)
Carlo Gualtieri, Ivo Martone, Cristiano Galeazzi, Renato Almeida, Bernardo Freitas, and Marco Ianniruberto
14:00–14:02 PICO1.12
Wave ripple development in mixed clay-sand substrates: A self-limiting process of bed stabilization?
Xuxu Wu, Jaco Baas, Daniel Parsons, Dominique Mouazé, Stuart McLelland, Laurent Amoudry, Jorris Eggenhuisen, Matthieu Cartigny, and Gerben Ruessink
14:02–14:04 PICO1.13
Tank experiments with stratified and pure plane-wall jets flows – observations of flow morphodynamics and implications for the depositional record
Jörg Lang, Juan Fedele, Jutta Winsemann, and David Hoyal
Interactive presentations at PICO screens

Coffee break
Chairperson: Jim Best, Arnoud Slootman, Svetlana Kostic, Guilhem Amin Douillet
15:30–15:32 PICO1.1
Bedform dynamics in glacier-fed rivers
Matilde Welber and Walter Bertoldi
15:32–15:34 PICO1.2
3D architecture of cyclic-step and antidune deposits in ice-marginal deltas: Integrating outcrop and ground-penetrating radar data
Jutta Winsemann, Jörg Lang, Julian Sievers, Markus Loewer, and Jan Igel
15:34–15:36 PICO1.3
Exploring Explanations of Subglacial Bedform Sizes Using Statistical Models
John K. Hillier, Ioannis Kougioumtzoglou, Chris R. Stokes, Michael J. Smith, Chris D. Clark, and Matteo S. Spagnolo
15:36–15:38 PICO1.4
Generation of periodic bedforms on Earth and Mars by sublimation/condensation of ice under turbulent winds
Maï Bordiec, Sabrina Carpy, Olivier Bourgeois, Marion Massé, and Laurent Perret
15:38–15:40 PICO1.5
Development of cutoff-related knickpoints in submarine channels
Zoltan Sylvester and Jacob Covault
15:40–15:42 PICO1.6
Knickpoint Migration and Long-term Submarine Channel System Evolution within Bute inlet, British Columbia, Canada
Ye Chen, Daniel Parsons, Matthieu Cartigny, John Hughes Clarke, Cooper Stacey, Sophie Hage, Peter Talling, Maria Azpiroz, Michael Clare, Jamie Hizzett, James Hunt, Gwyn Lintern, Esther Sumner, Age Vellinga, Daniela Vendettuoli, Stephen Simons, and Rebecca Williams
15:42–15:44 PICO1.7
Short-term morphodynamics of a submarine dune bank in a macrotidal environment: observations from the Creïzic bank (South Brittany, France)
Sabrina Homrani, Nicolas Le Dantec, France Floc'h, Marcaurelio Franzetti, Guillaume Fromant, Mouncef Sedrati, and Christophe Delacourt
15:44–15:46 PICO1.8
Environmental parameters as a control on the spatial variation in sand wave morphology on continental shelves
Thaiënne van Dijk, John Damen, and Suzanne Hulscher
15:46–15:48 PICO1.9
Upper-flow-regime bedforms at the toe of a prograding gravel beachface: sedimentary evidence for supercritical backwash flow and chute-and-pool conditions (withdrawn)
Claudio Di Celma and Danica Jablonská
15:48–15:50 PICO1.10
An integrated process-based model of tool marks in deep-marine systems: implications for flow prediction, the Bouma sequence, and hybrid event beds (solicited)
Jeff Peakall, Jim Best, Jaco Baas, Dave Hodgson, Mike Clare, Pete Talling, and Rob Dorrell
15:50–15:52 PICO1.11
A new outcrop displaying cyclic steps in Tabernas basin turbidite system (SE Spain)
Laurent Daghdevirenian, Jean-loup Rubino, Sébastien Migeon, and Francois Raisson
15:52–15:54 PICO1.12
Aggradational chute-and-pool bedforms in supercritical sediment-laden carbonate density flows: An outcrop study
Arnoud Slootman, Age Vellinga, and Matthieu Cartigny
Interactive presentations at PICO screens