Articles | Volume 15, issue 19
https://doi.org/10.5194/gmd-15-7325-2022
https://doi.org/10.5194/gmd-15-7325-2022
Model description paper
 | 
04 Oct 2022
Model description paper |  | 04 Oct 2022

FESDIA (v1.0): exploring temporal variations of sediment biogeochemistry under the influence of flood events using numerical modelling

Stanley I. Nmor, Eric Viollier, Lucie Pastor, Bruno Lansard, Christophe Rabouille, and Karline Soetaert

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Characterization of the benthic biogeochemical dynamics after flood events in the Rhône River prodelta: a data–model approach
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Cited articles

Ait Ballagh, F. E., Rabouille, C., Andrieux-Loyer, F., Soetaert, K., Lansard, B., Bombled, B., Monvoisin, G., Elkalay, K., and Khalil, K.: Spatial variability of organic matter and phosphorus cycling in rhône river prodelta sediments (NW mediterranean sea, france): A model-data approach, Estuaries Coasts, 44, 1765–1789, 2021. 
Aller, R. C.: Mobile deltaic and continental shelf muds as suboxic, fluidized bed reactors, Marine Chem., 61, 143–155, 1998. 
Aller, R. C.: Conceptual models of early diagenetic processes: The muddy seafloor as an unsteady, batch reactor, J. Marine Res., 62, 815–835, 2004. 
Aller, R. C. and Aller, J. Y.: Meiofauna and solute transport in marine muds, Limnol. Oceanogr., 37, 1018–1033, 1992. 
Anschutz, P., Jorissen, F., Chaillou, G., Abu-Zied, R., and Fontanier, C.: Recent turbidite deposition in the eastern Atlantic: early diagenesis and biotic recovery, J. Marine Res., 60, 835–854, 2002. 
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Short summary
The coastal marine environment serves as a transition zone in the land–ocean continuum and is susceptible to episodic phenomena such as flash floods, which cause massive organic matter deposition. Here, we present a model of sediment early diagenesis that explicitly describes this type of deposition while also incorporating unique flood deposit characteristics. This model can be used to investigate the temporal evolution of marine sediments following abrupt changes in environmental conditions.
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