Prof. Dr. Morelia Urlaub
Junior Professor for Marine Geomechanics (Topic 3)
Head of the junior research group PRE-COLLAPSE
RD4: Dynamics of the ocean floor
RU: Marine geodynamics
Office:
Raum: 8C-205
Phone: +49 431 600 2638
E-Mail: murlaub(at)geomar.de
Address:
Wischhofstr. 1-3
24148 Kiel
Research Focus
- Submarine geohazards
- Long-term seafloor deformation monitoring
- Submarine landslides and slope stability
- Fluid flow in continental slopes
- Numerical modelling
Projects
2025 - 2029 SAFAtor: Smart cables And Fibre-optic sensing Amphibious demonstrator; Helmholtz Research Infrastructure (Co-PI of WP2)
2024 - 2027 MAWACAAP: Quantifying the role of Mass Wasting in submarine Canyons on Active and Passive margins; RV SONNE Expedition SO310, BMBF (Co-PI)
2023 - 2025 REET: REconstructing VOLcanic erUptions and Tsunamis Of Krakatau VolcaNo; R/V SONNE Expedition 299/2, BMBF (PI)
2022 - 2024 CASCO - Risk workflow for CAScading and COmpounding hazards in COastal urban areas, Helmholtz Innovation Pool (Co-PI)
2021 - 2026 "Do Volcanoes Collapse Retrogressively?", Helmholtz Young Investigator Group (PI)
2021 - 2026 PRE-COLLAPSE - Slow sliding of volcanic flanks as PREcursor to catastrophic COLLAPSE, ERC Starting Grant (PI)
Vita
since 06/2022 Junior Professor for Marine Geomechanics, CAU Kiel and GEOMAR
since 02/2021 Junior Research Group Leader, GEOMAR
06/2013 - 01/2021 Research Scientist, GEOMAR Helmholtz Centre for Ocean Research Kiel
01/2013 - 03/2013 Postdoc, National Oceanography Centre Southampton, UK
12/2012 Ph.D., University of Southampton, United Kingdom
04/2009 M.Sc. 'Marine Geosciences', Universität Bremen, Germany
07/2006 B.Sc. 'Geosciences', Universität Bremen, Germany
08/2002 - 07/2003 Teacher, The Village School, Guatemala City, Guatemala
Publications (OceanRep)
, Berndt, C.
, Planke, S., Faleide, J. I., Śliwińska, K. K., Manton, B., Bialas, J.
and Urlaub, M.
(2025)
Bottom current circulation during the Early Cenozoic in the Norwegian-Greenland Sea.
and Rebesco, M.
(2025)
Sea-level variations influence weak layer formation and submarine landslides on a low-latitude continental margin.
, Sager, T. F.
and Berndt, C.
(2025)
Pitfalls and opportunities in estimating the volumes of small, young submarine landslides.
, Berndt, C.
, Chi, W. C. and Baker, M.
(2025)
Ocean-bottom seismometers document how submarine landslides develop and grow.
, Nomikou, P., Parks, M. M., Drouin, V., Rivalta, E., Crutchley, G. J.
, Haghighi, M. H., Hooft, E. E. E., Cesca, S., Walter, T. R., Hainzl, S., Saul, J., Anastasiou, D., Raptakis, K., Shapiro, N. M., Münchmeyer, J., Higueret, Q., Soubestre, J., Brenguier, F., Hufstetler, R. S., Autumn, K. R., Tsakiri, M., Lange, D.
, Kopp, H.
, Urlaub, M.
, Blanch Jover, M.
, Preine, J., Hübscher, C., Motagh, M., Müller, D., Dahm, T. and Berndt, C.
(2025)
Volcanic crisis reveals coupled magma system at Santorini and Kolumbo.
, Furst, S.
, Sudhaus, H. and Urlaub, M.
(2025)
On the complex topography of marine volcanoes and its control on the spatial and magnitude distribution of surface displacement.
and McKay, R. M.
(2025)
Giant Submarine Landslide on the East Antarctic Margin During the Plio-Pleistocene.
, Ikari, M. J., Hampel, A., Meredew, K., Watt, S., Dassidy, M. and Urlaub, M.
(2025)
Deformation and gravitational instability at Anak Krakatau (Sunda Strait, Indonesia): Insights from direct shear experiments and finite-element models.
, Chi, W. C., Baker, M. L., Urlaub, M.
and Berndt, C.
(2025)
Ocean-bottom seismometers reveal surge dynamics in Earth’s longest-runout sediment flows.
, Hansteen, T. H.
, Del Carlo, P., Heinrich, M., Behncke, B., Bonforte, A., Urlaub, M.
, Kolling, H., Barrett, R. and Gross, F.
(2025)
Holocene onshore/offshore tephra correlation of Mt. Etna, Sicily.
, Clare, M. A., Jenkins, J., Dietze, M., Neasham, J., Silva Jacinto, R., Hage, S., Hasenhündl, M., Simmons, S. M., Heerema, C. J., Heijnen, M. S., Kunath, P., Cartigny, M. J. B., McGhee, C. and Parsons, D. R.
(2024)
Seabed Seismographs Reveal Duration and Structure of Longest Runout Sediment Flows on Earth.
, Gross, F., Böttner, C., Krastel, S.
and Geersen, J.
(2024)
Geomorphological evidence for volcano-tectonic deformation along the unstable western flank of Cumbre Vieja Volcano (La Palma).
, Alves, T. M., Jing, S., Rebesco, M., Gross, F., Urlaub, M.
and Georgiopoulou, A.
(2024)
Origin, evolution and significance of giant buried sediment mounds near the Sahara Slide Complex, North‐west African margin.
Sedimentology, 71
(5).
pp. 1436-1456.
DOI 10.1111/sed.13182.
, Berndt, C.
and Bialas, J.
(2024)
Identification and differentiation of vertical movement through morphological changes and stratigraphic imprint: Two distinct uplifting mechanisms in the upper Calabrian accretionary wedge, western Ionian Sea.
and Urlaub, M.
(2023)
An evaluation of the General Bathymetric Chart of the Ocean in shoreline-crossing geomorphometric investigations of volcanic islands.
, Kutterolf, S.
, Fonua, S., Panuve, S., Veverka, D., Rapp, R., Kamalov, V. and Williams, M.
(2023)
Fast and destructive density currents created by ocean-entering volcanic eruptions.
Science, 381
(6662).
pp. 1085-1092.
DOI 10.1126/science.adi3038.
, Klein, E. and Bonanati, C.
(2023)
Are eruptions reliable precursors to marine volcano collapses?.
, Krastel, S.
, Gross, F. and Kopp, H.
(2023)
Detecting strain with a fiber optic cable on the seafloor offshore Mount Etna, Southern Italy.
, Preine, J., Carey, S., Bell, K. L. C., Nomikou, P., Hübscher, C., Lampridou, D. and Urlaub, M.
(2023)
Formation of undulating seafloor bedforms during the Minoan eruption and their implications for eruption dynamics and slope stability at Santorini.
, Krastel, S.
, Urlaub, M.
, Gutscher, M. A. and Kopp, H.
(2023)
Reconstruction of the 1908 Messina gravity flow (central Mediterranean Sea) from geophysical and sedimentological data.
, Kaminski, P., Papenberg, C.
, Lastras, G., Canals, M. and Berndt, C.
(2022)
Development and Emplacement of the Ana Slide, Eivissa Channel, Western Mediterranean Sea.
and Urlaub, M.
(2022)
Fusion seismischer, akustischer und optischer Unterwasserdaten und Modelle zur Analyse submariner Hangrutschungen an Vulkansystemen.
, Urlaub, M.
, Mountjoy, J. and Barrett, R.
(2022)
A global review of subaqueous spreading and its morphological and sedimentological characteristics: A database for highlighting the current state of the art.
(2022)
Carbon and sediment fluxes inhibited in the submarine Congo Canyon by landslide-damming.
, Peirce, C., Burnett, R., Neasham, J. and Hilton, R. J.
(2022)
Longest sediment flows yet measured show how major rivers connect efficiently to deep sea.
, Saeed, A., Urlaub, M.
, Zhang, J. and Kopf, A.
(2022)
On the consolidation state of sediments from the accretionary prism offshore Vancouver Island, North Cascadia Margin.
, Oppelt, N., Koch, R. and Köser, K.
(2022)
Digital twinning in the ocean - chanllenges in multimodal sensing and multiscale fusion based on faithful visual models.
, Geersen, J.
, Petersen, F.
, Gross, F., Bonforte, A., Krastel, S.
and Kopp, H.
(2022)
The Submarine Boundaries of Mount Etna’s Unstable Southeastern Flank.
(2021)
A new methodology to assess the potential of conjectural trigger mechanisms of submarine landslides exemplified by marine gas occurrence on the Balearic Promontory.
, Berndt, C.
, Urlaub, M.
, Watt, S. F. L., Micallef, A.
, Ray, M., Klaucke, I.
, Muff, S., Klaeschen, D.
, Kühn, M., Roth, T., Böttner, C.
, Schramm, B., Elger, J.
and Brune, S.
(2019)
From gradual spreading to catastrophic collapse - Reconstruction of the 1888 Ritter Island volcanic sector collapse from high-resolution 3D seismic data.
, Karstens, J.
, Micallef, A., Berndt, C.
, Urlaub, M.
, Ray, M., Desai, A., Sammartini, M., Klaucke, I.
, Böttner, C.
, Day, S., Downes, H.
, Kühn, M. and Elger, J.
(2019)
From catastrophic collapse to multi-phase deposition: Flow transformation, seafloor interaction and triggered eruption following a volcanic-island landslide.
, Kopp, H.
, Lange, D.
, Hannemann, K. and Urlaub, M.
(2019)
Measuring tectonic seafloor deformation and strain-build up with acoustic direct-path ranging.
, Hjelstuen, B. O., Sejrup, H. P., Sørensen, M. B.
, Forsberg, C. F.
and Vanneste, M.
(2019)
NE Atlantic continental slope stability from a numerical modeling perspective.
, Petersen, F.
, Gross, F.
, Bonforte, A.
, Puglisi, G.
, Guglielmino, F.
, Krastel, S., Lange, D.
and Kopp, H.
(2018)
Gravitational collapse of Mount Etna’s southeastern flank.
, Mehringer, L., Schürer, A., Feldens, P.
, Gross, F., Stevenson, C. J. and Wynn, R. B.
(2018)
The Agadir Slide offshore NW Africa: Morphology, emplacement dynamics, and potential contribution to the Moroccan Turbidite System.
Earth and Planetary Science Letters, 498
.
pp. 436-449.
DOI 10.1016/j.epsl.2018.07.005.
, Geersen, J.
, Krastel, S.
and Schwenk, T.
(2018)
Diatom ooze: Crucial for the generation of submarine mega-slides?.
, Camerlenghi, A., Garcia-Castellanos, D., Cunarro Otero, D., Gutscher, M. A., Barreca, G., Spatola, D., Facchin, L., Geletti, R., Krastel, S., Gross, F. and Urlaub, M.
(2018)
Evidence of the Zanclean megaflood in the eastern Mediterranean Basin.
, Georgiopoulou, A., Klaucke, I.
, Wynn, R. B., Gross, F., Meyer, M., Repschläger, J., Berndt, C.
and Krastel, S.
(2017)
Morphology, age and sediment dynamics of the upper headwall of the Sahara Slide Complex, Northwest Africa: Evidence for a large Late Holocene failure.
, Watt, S., Berndt, C.
, Urlaub, M.
, Brune, S., Klaucke, I.
, Böttner, C.
, Karstens, J.
and Elger, J.
(2017)
An 1888 Volcanic Collapse Becomes a Benchmark for Tsunami Models.
, Urlaub, M.
, Spence, G. D. and Hyndman, R. D.
(2016)
Submarine landslides offshore Vancouver Island along the northern Cascadia margin, British Columbia: why preconditioning is likely required to trigger slope failure.
Geo-Marine Letters, 36
(5).
pp. 323-337.
DOI 10.1007/s00367-016-0452-8.
, Behrmann, J. H.
, Ridente, D., Chiocci, F. L., Bialas, J.
, Papenberg, C.
, Cukur, D., Urlaub, M.
and Micallef, A.
(2016)
The limits of seaward spreading and slope instability at the continental margin offshore Mt Etna, imaged by high-resolution 2D seismic data.
, Hunt, J. E., Clare, M. A. and Challenor, P.
(2015)
Are large submarine landslides temporally random or do uncertainties in available age constraints make it impossible to tell?.
Marine Geology, 369
.
pp. 19-33.
DOI 10.1016/j.margeo.2015.07.002.
, Talling, P. J., Zervos, A. and Masson , D. G.
(2015)
What causes large submarine landslides on low gradient (<2°) continental slopes with slow (∼0.15 m/kyr) sediment accumulation?.
, Talling, P. and Clare, M.
(2014)
Sea-level - induced seismicity and submarine landslide occurrence: Comment.
, Pope, E., Hunt, J. and Watt, S.
(2014)
Large Submarine Landslides on Continental Slopes: Geohazards, Methane Release, and Climate Change .
Oceanography, 27
(2).
pp. 32-45.
DOI 10.5670/oceanog.2014.38.
, Karstens, J.
, Berndt, C.
, Talling, P. J., Watt, S. F. L., Vardy, M. E., Hühnerbach, V., Urlaub, M.
, Sarkar, S.
, Klaeschen, D.
, Paulatto, M., LeFriant, A., Lebas, E.
and Maeno, F.
(2013)
Insights into the emplacement dynamics of volcanic landslides from high-resolution 3D seismic data acquired offshore Montserrat, Lesser Antilles.
Marine Geology, 335
.
pp. 1-15.
DOI 10.1016/j.margeo.2012.10.004.
, Talling, P. J. and Masson, D. G.
(2013)
Timing and frequency of large submarine landslides: implications for understanding triggers and future geohazard.
, Sarkar, S.
, Masson, D. G., Henstock, T. J., Minshull, T. A., Paulatto, M., LeFriant, A., Lebas, E.
, Berndt, C.
, Crutchley, G. J.
, Karstens, J.
, Stinton, A. J. and Maeno, F.
(2012)
Combinations of volcanic-flank and seafloor-sediment failure offshore Montserrat, and their implications for tsunami generation.
Earth and Planetary Science Letters, 319
.
pp. 228-240.
DOI 10.1016/j.epsl.2011.11.032.
, Lebas, E.
, Le Friant, A., Berndt, C.
, Crutchley, G. J.
and Karstens, J.
(2012)
Widespread and progressive seafloor-sediment failure following volcanic debris avalanche emplacement: Landslide dynamics and timing offshore Montserrat, Lesser Antilles.
Marine Geology, 323-325
.
pp. 69-94.
DOI 10.1016/j.margeo.2012.08.002.
and Fabian, M.
(2011)
Poroelasticity: Finite element modelling of anomalous tilt and pore pressure caused by pumping in a sedimentary half space with fault.
Journal of Geodynamics, 51
(4).
pp. 219-232.
DOI 10.1016/j.jog.2010.09.001.
, Schmidt-Aursch, M.
, Jokat, W.
and Kaul, N.
(2009)
Gravity crustal models and heat flow measurements for the Eurasia Basin, Arctic Ocean.
Marine Geophysical Researches, 30
(4).
pp. 277-292.
DOI 10.1007/s11001-010-9093-x.
Selected media pieces
ARD Wissen: Tsunami-Alarm! Gefahr auch an Europas Küsten
GEOMAR Portrait: YouTube
Planet Wissen: Erdbeben - Wo drohen die nächsten Katastrophen?
National Geographic: Europe's most active volcano is sliding into the sea
New Scientist: The tiny creatures that cause giant 'landslides'
Nature Research Highlights: The slippery cause of huge underwater landslides
Geological Society of America: Tiny fossils, huge slides: Are diatoms the key to Earth's biggest slides?
AGU Landslide Blog: Diatom ooze: the weak link in submarine landslides?
Earth System Knowledge Platform: Hangrutschungen und Tsunami am Ätna
Research cruises
2024/25 RV MARIA S MERIAN MSM132
2024 RV METEOR M198 (Chief scientist)
2023 RV SONNE SO299/2 (Chief scientist)
2022 RV TETHYS II / FOCUS-G2
2021 RV METEOR M178 (Deputy chief scientist)
2020 RV SONNE SO277 (Side user)
2020 RV ALKOR AL532 (Chief scientist)
2018 RV PELAGIA 64PE443 (Side user)
2012 RV METEOR M86/2
2010 RRV JAMES COOK JC44/45
2008 RV POLARSTERN ARKXXIII/3
2007 RV POLARSTERN ANTXXIII/9
2005 RV METEOR M65/2
Book Chapter
2024
, Belal, M. and Talling, P.
(2024)
Seismic and Acoustic Monitoring of Submarine Landslides: Ongoing Challenges, Recent Successes and Future Opportunities.
In: Noisy Oceans: Monitoring Seismic and Acoustic Signals in the Marine Environment.
, ed. by
Bayrakci, G. and Klingelhöfer, F..
Geophysical Monograph Series, 284
.
AGU (American Geophysical Union), Wiley, Hoboken, NJ, pp. 59-82.
ISBN 978-1-119-75089-5
DOI 10.1002/9781119750925.ch5.
2022
(2022)
Decline in Slope Stability as a Consequence of Gassy Soil in Submarine Slopes on the Balearic Promontory.
In: Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering, June 5–10, 2022, Hamburg, Germany.
; 9: Offshore Geotechnics
.
ASME, New York, pp. 1-10.
ISBN 978-0-7918-8594-9
2020
, Urlaub, M.
, Grabe, J.
and Berndt, C.
(2020)
Geomechanical behaviour of gassy soils and implications for submarine slope stability - a literature analysis.
In: Subaqueous Mass Movements and their Consequences: Advances in Process Understanding, Monitoring and Hazard.
, ed. by
Georgiopoulou, A..
Special Publications Geological Society London, 500
.
Geological Society of London, London, pp. 277-288.
DOI 10.1144/SP500-2019-149.
, Llopart, J.
, Urgeles, R.
, Lafuerza, S., Gràcia, E.
, Le Friant, A. and Urlaub, M.
(2020)
From gravity cores to overpressure history: the importance of measured sediment physical properties in hydrogeological models.
In: Subaqueous Mass Movements and their Consequences: Advances in Process Understanding, Monitoring and Hazard Assessments.
, ed. by
Georgiopoulou, A..
Special Publications Geological Society London, 500
.
GSL (Geological Society of London), London, pp. 289-300.
DOI 10.1144/SP500-2019-176.
, Kratzke, I. and Hjelstuen, B. O.
(2020)
A numerical investigation of excess pore pressures and continental slope stability in response to ice sheet dynamics.
In: Subaqueous Mass Movements and their Consequences: Advances in Process Understanding, Monitoring and Hazard.
, ed. by
Georgiopoulou, A..
Special Publications Geological Society London, 500
.
GSL (Geological Society of London), London, pp. 255-266.
DOI 10.1144/SP500-2019-185.
2019
, Krastel, S. and Schwenk, T.
(2019)
Submarine Landslides in an Upwelling System: Climatically controlled preconditioning of the Cap Blanc Slide Complex offshore Northwest Africa.
In: Submarine Landslides: Subaqueous Mass Transport Deposits from Outcrops to Seismic Profiles.
, ed. by
Ogata, K., Pini, G. A. and Festa, A..
Wiley, Hoboken, N.J., pp. 299-311.
DOI 10.1002/9781119500513.ch18.
, Moernaut, J., Moriconi, R., Moscardelli, L., Mueller, C., Normandeau, A., Patacci, M., Steventon, M., Urlaub, M.
, Voelker, D., Wood, L. and Zane, J.
(2019)
A consistent global approach for morphometric characterisation of subaqueous landslides.
In: Subaqueous Mass Movements and Their Consequences: Assessing Geohazards, Environmental Implications and Economic Significance of Subaqueous Landslides.
.
Geological Society London Special Publications, 477
.
Geological Society, London, pp. 455-477.
DOI 10.1144/SP477.15.
, Georgiopoulou, A., Wynn, R. B., Schwenk, T., Stevenson, C. and Feldens, P.
(2019)
Mass wasting along the NW African continental margin.
In: Subaqueous Mass Movements and Their Consequences: Assessing Geohazards, Environmental Implications and Economic Significance of Subaqueous Landslides.
, ed. by
Lintern, D. G..
Special Publications Geological Society London, 477
.
GSL (Geological Society London), London, UK, pp. 151-167.
DOI 10.1144/SP477.36.
2018
, Cote, M. M., Urlaub, M.
, Geersen, J.
, Scholz, N. A., Naegeli, K. and Spence, G. D.
(2018)
Slope failures along the deformation front of the Cascadia margin: linking slide morphology to subduction zone parameters.
In: Subaqueous Mass Movements and Their Consequences: Assessing Geohazards, Environmental Implications and Economic Significance of Subaqueous Landslides.
, ed. by
Lintern, D. G..
Special Publications Geological Society London, 477
.
GSL (Geological Society London), London, UK, Chapter 33.
DOI 10.1144/SP477.33.
and Villinger, H.
(2018)
Combining in situ monitoring using seabed instruments and numerical modelling to assess the transient stability of underwater slopes.
, Moernaut, J., Moriconi, R., Moscardelli, L., Mueller, C., Normandeau, A., Patacci, M., Steventon, M., Urlaub, M.
, Völker, D., Wood, L. and Jobe, Z.
(2018)
A consistent global approach for the morphometric characterization of subaqueous landslides.
In: Subaqueous Mass Movements and their Consequences: Assessing Geohazards, Environmental Implications and Economic Significance of Subaqueous Landslides.
, ed. by
Lintern, D. G..
Special Publications Geological Society London, 477
.
Geological Society of London, London, pp. 455-477.
DOI 10.1144/SP477.15.
2014
, Talling, P. and Zervos, A.
(2014)
A Numerical Investigation of Sediment Destructuring as a Potential Globally Widespread Trigger for Large Submarine Landslides on Low Gradients.
In: Submarine Mass Movements and Their Consequences: 6th International Symposium.
.
Advances in Natural and Technological Hazards Research, 37
.
Springer International Publishing, Cham, pp. 177-188.
ISBN 978-3-319-00971-1
DOI 10.1007/978-3-319-00972-8_16.
2012
, Talling, P. J.
, Zervos, A.
, Masson, D. G.
and Clayton, C. I.
(2012)
How Do ∼2° Slopes Fail in Areas of Slow Sedimentation? A Sensitivity Study on the Influence of Accumulation Rate and Permeability on Submarine Slope Stability.
, Kawamura, K.
, Ikehara, K.
, Ogawa, Y.
, Urgeles, R.
, Mosher, D.
, Chaytor, J.
and Strasser, M.
.
Advances in Natural and Technological Hazards Research, 31
.
Springer, Dordrecht, Netherlands, pp. 277-287.
ISBN 978-94-007-2161-6
DOI 10.1007/978-94-007-2162-3_25.