Dr. Le Saout Morgane

RD4: Dynamics of the Ocean Floor
Research Unit: Magmatic and Hydrothermal Systems

  Room: 8/E-212
  Phone: +49 431 600-2129
  Email: mlesaout(at)

  Wischhofstrasse 1-3
  D-24148 Kiel

Research Interests

  • Spatial and temporal evolution of magmatic and tectonic activity along mid-ocean ridge systems
  • Relationships between sub-surface morphology/processes and geometry of the underlying magmatic system
  • Geological mapping of the seafloor
  • High-resolution bathymetry and side-scan


  • Congolobe, Pourquoi Pas?, 2011/2012, Atlantic (Congo Canyon)
  • Northern 2016 Expedition, Wester Flyer, N-Pacific (Juan de Fuca Ridge)

  • MSM70, Maria S. Merian, 2017/2018, Atlantic (Bathymetrist Seamount Chain)

  • MSM75, Maria S. Merian, 2018, N-Atlantic (Reykjanes Ridge)

  • MSM88-2, Maria S. Merian, 2019/2020, C-Atlantic

  • SO276, Sonne, 2020, N-Atlantic & Norwegian Sea



  • Le Saout, M., Pałgan, D., Devey, C. W., Lux, T. S., Petersen, S., Thorhallsson, D., Tomkowicz, A. and Brix, S. (2023). Variations in Volcanism and Tectonics Along Hotspot-Influenced Reykjanes Ridge. Geochemistry, Geophysics, Geosystems, 24 (4),e2022GC010788. doi.org10.1029/2022GC010788.
  • Brix, S., Kaiser, S., Lörz, A.-N., Le Saout, M., Schumacher, M., Bonk, F., Egilsdottir, H., Olafsdottir, S. H., Tandberg, A.H.S., Taylor, J., Tewes, S., Xavier, J.R., & Linse, K. (2022). Habitat variability and faunal zonation at the Ægir Ridge, a canyon-like structure in the deep Norwegian Sea. PeerJ, 10, e13394.
  • Le Saout, M., Clague, D. A., & Paduan, J. B. (2022). Faulting and Magmatic Accretion Across the Overlapping Spreading Center Between Vance Segment and Axial South Rift, Juan de Fuca Ridge. Geochemistry, Geophysics, Geosystems, 23(1).
  • Taylor, J., Devey, C., Le Saout, M., Petersen, S., Kwasnitschka, T., Frutos, I., Linse K., Loerz, A.-N., Palgan, D., Tandberg, A.H., Svavarsson, J., Thorhallsson, D., Tomkowicz, A., Egilsdottir, H., Ragnarsson, S.A., Renz, J., Markhaseva E.L., Gollner, S., Paulus, E., Kongsrud, J., Beermann, J., Kocot, K.M., Meißner, K., Bartholomä, A., Hoffman, L., Vannier, P., Marteinsson, V. Þ., Rapp H.T., Diaz, G., Tato, R. and Brix, S. (2021). The Discovery and Preliminary Geological and Faunal Descriptions of Three New Steinahóll Vent Sites, Reykjanes Ridge, Iceland. Frontiers in Marine Science, 8, 520713.
  • Le Saout, M., Clague, D. A., Paduan, J. B., & Bohnensthiel, D. R. (2020). Quantification of eruption dynamics on the north rift at Axial Seamount, Juan de Fuca Ridge. Geochemistry,Geophysics, Geosystems, 21, e2020GC009136.
  • Clague, D. A., Martin, J. F., Paduan, J. B., Butterfield, D. A., Jamieson J. W., Le Saout, M., Caress, D. W., Thomas, H., Holden, J. F. & Kelley, D. S. (2020) Hydrothermal chimney distribution on the Endeavour Segment, Juan de Fuca Ridge.Geochemistry, Geophysics, Geosystems, 21, e2020GC008917.
  • Le Saout, M., Clague, D. A., & Paduan, J. B. (2019). Evolution of fine‐scale segmentation at intermediate‐spreading rate ridges. Geochemistry, Geophysics, Geosystems, 20, 3841–3860. doi.org10.1029/2019GC008218
  • Le Saout, M., Thibaud, R., & Gente, P. (2018). Detailed analysis of near tectonic features along the East Pacific Rise at 16°N, near the Mathematician hot spot. Journal of Geophysical Research: Solid Earth, 123, 4478–4499. doi.org10.1029/2017JB015301
  • Clague, D. A., Caress, D. W., Dreyer, B. M., Lundsten, L., Paduan, J. B., Portner, R. A., Spelz-Madero, R., Bowles, J. A., Castillo, P. R., Guardado-France, R., Le Saout, M., Matin, J. F., Santa Rosa-del Río, M. A., & Zierenberg, R. A. (2018). Geology of the Alarcon Rise, southern Gulf of California. Geochemistry, Geophysics, Geosystems, 19, 807–837. 2017GC007348
  • Clague, D. A., Paduan, J. B., Caress, D. W., Chadwick Jr, W. W., Le Saout, M., Dreyer, B. M., & Portner, R. A. (2017). High-resolution AUV mapping and targeted ROV observations of three historical lava flows at Axial Seamount. Oceanography, 30(4). doi.org10.5670/oceano.2017.426
  • Dannielou B., Droz L., Jacq C., Babonneau N., Bonnel C., Picot M., Le Saout M., Saout J., Bez M., Savoye B., Olu K., Rabouille R., (2017). Morphology, structure, composition and build-up processes of the active channel-mouth lobe complex of the Congo deep-sea fan with inputs from remotely operated underwater vehicle (ROV) multibeam and video surveys. Deep Sea Research Part II : Topical Studies in Oceanography, 142, 25-49.
  • Szitkar, F., Dyment, J., Le Saout, M., Honsho, C., & Gente, P. (2016). Dyking at EPR 16°N hypermagmatic ridge segment: Insights from near-seafloor magnetics. Earth and Planetary Science Letters, 453, 288-297. doi.org10.1016/j.epsl.2016.08.020.
  • Rabouille C., Olu K., Baudin F., Khripounoff A., Dennielou B., Arnaud-Haond S., Babonneau N., Bayle C., Beckler J., Bessette S., Bombled B., Bourgeois S., Brandily C., Caprais J.C., Cathalot C., Charlier K., Corvaisier R., Croguennec C., Cruaud P., Decker C., Droz L., Gayet N., Godfroy A., Hourdez S., Le Bruchec J., Saout J., Le Saout M., Lesongeur F., Martinez P., Mejanelle L., Michalopoulos P., Mouchel O., Noel P., Pastor L., Picot M., Pignet, L. Pozzato, A.M. Pruski, M. Rabiller, M. Raimonet, O. Ragueneau, J.L. Reyss, P. Rodier, B. Ruesch, L. Ruffine L., Savignac F., Senyarich C., Schnyder J., Sen A., Stetten E., Ming Yi Sun, Taillefert M., Teixeira S., Tisnerat-Laborde N., Toffin L., Tourolle J., Toussaint F., Vétion G., Jouanneau J.M., Bez M., (2016). The Congolobe project, a multidisciplinary study of Congo deep-sea fan lobe complex: Overview of methods, strategies, observations and sampling. Deep Sea Research Part II: Topical Studies in Oceanography, 142, 7-24.
  • Le Saout M., Deschamps A., Soule S. A., & Gente P. (2014). Segmentation and eruptive activity along the East Pacific Rise at 16°N, in relation with the nearby Mathematician hotspot. Geochemistry, Geophysics, Geosystems, 2014. doi.org10.1002/2014GC005560
  • Deschamps A., Grigné C., Le Saout M., Soule A., Allemand P., Van Vliet Lanoe B., and Floc’h F. (2014) Morphology and dynamics of inflated subaqueous basaltic lava flows. Geochemistry, Geophysics, Geosystems, doi.org10.1002/2014GC005274

Book chapter

  • Le Saout, M.  (2020) Die Mittelozeanischen Rücken .  In: Vulkanismus und Gesellschaft. Zwischen Risiko, Vorsorge und Faszination. , ed. by Jorzik, O., Kandarr, J., Klinghammer, P. and Spreen, D.. ESKP-Themenspezial . Deutsches GeoForschungsZentrum GFZ, Potsdam, Germany, pp. 101-104. ISBN 978-3-9816597-3-3 DOI 10.2312/eskp.2020.2.5.2.