Dr. Gareth Crutchley
Scientist, Topic 3
Research Division 4: Dynamics of the Ocean Floor
Research Unit: Marine Geodynamics
Office:
Phone: +49-431 600 2337
E-Mail: gcrutchley(at)geomar.de
Address:
GEOMAR Helmholtz Centre for Ocean Research Kiel
Room 8D-225
Wischhofstrasse 1-3, D-24148 Kiel
Germany
Research interests
Active tectonic processes
Sub-seafloor fluid flow and its relationship to gas hydrate systems
Submarine landslides on continental slops and volcanic flanks
2D and 3D seismic processing and interpretation
Education and Career
since 2019: Marine Geologist in the Department of Marine Geodynamics at GEOMAR | Helmholtz Centre for Ocean Research Kiel
2013-2019: Marine Geophysicist at GNS Science, New Zealand
2009-2013: Postdoc in the Department of Marine Geodynamics at GEOMAR | Helmholtz Centre for Ocean Research Kiel
2006-2009: PhD in Geophysics at the University of Otago, New Zealand
2005: Geologist at Tonkin and Taylor, Dunedin, New Zealand
2001-2004: B.Sc. (hons) in Geology at the University of Otago, New Zealand
Research Projects
2025 - 2027: "An earthquake factory under strain" - quantifying tectonic shortening in subduction zones. Royal Society of New Zealand Marsden Grant. Associate Investigator.
2024 - 2027: Volcano-tectonic geohazards in the Bay of Plenty (New Zealand). Royal Society of New Zealand Catalyst Grant. Principal Investogator.
2024 - 2026: MULTI-MAREX: A living lab for improved forecasting and possible actions for multiple extreme geomarine events. Associate Investigator.
2023 - 2025: "4D Pockmarks" - 3D time-lapse geophysical imaging of water and gas movement beneath pockmarks in the Baltic Sea. Principal Investigator. RV Littorina Cruises (March 2023) and pending.
2017 - 2022: Economic opportunities and environmental implications of energy extraction from gas hydrates(HYDEE). Principal Investigator from 2017-2019. Funded by the New Zealand Ministry of Business, Innovation and Employment.
2017 - 2020: Active submarine landslides ride on gas pockets. Co-PI. Funded by the Royal Society of New Zealand Marsden Grant.
2013 - 2017: Gas hydrate as a potential energy resource in New Zealand (GHR).
2012 - 2013: Impact of focused fluid flow on gas hydrate stability, Costa Rica
2011 - 2012: Long-term controls on methane seepage at Hydrate Ridge, USA
2010 - 2011: RRS James Cook 45 – Site survey for the IODP leg 341 offshore Montserrat
2009 - 2010: Active tectonics in the Gulf of Cadiz
Research Cruises
RV MS Merian (MSM132) | 2024 (Aegean Sea): Multi-Marex Cruise I. Geohazards in the Aegean Sea.
RV Tangaroa (TAN2305) | 2023 (Pacific Ocean): VISIT Hikurangi - 2D seismic investigations of incoming sediments to the Hikurangi subduction zone. Cruise Leader
RV Tangaroa (TAN2304) | 2023 (Pacific Ocean): Ocean Bottom Seismometer imaging of concentrated gas hydrate accumulations. Co-Cruise Leader
RV Littorina (L23-02) | 2023 (Baltic Sea): 3D imaging of submarine groundwater discharge using sub-bottom profiler data. Cruise Leader
RC Poseidon (POS538) | 2019 (Aegean Sea): 2D and 3D seismic imaging of the Kolumbo Volcano and surrounding region.
RV Tangaroa (TAN1808) | 2018 (Pacific Ocean): Gas hydrate systems of New Zealand’s southern Hikurangi subduction margin. Cruise Leader
RV Sonne (SO247) | 2017 (Pacific Ocean): Submarine slope stability related to gas hydrate systems, Hikurangi margin, New Zealand
RV Tangaroa (TAN1508) | 2015 (Pacific Ocean): Gas hydrate systems of New Zealand’s Hikurangi margin.. Co-Cruise Leader
RV Tangaroa (TAN1404) | April 2014 (Pacific Ocean): Submarine landslide processes – Tuaheni Landslide Complex, New Zealand
RV Sonne (SO227) | April 2013 (South China Sea): Gas hydrate systems of the South China Sea.
RV Meteor (M87-2) | May 2012 (Voering Plateau and Nyegga): Acquisition 2D and 3D seismic data, OBS, multibeam and magnetotelluric data and Hybis video dives.
RV Meteor (M86/2) | Dec. 2011 – Jan. 2012 (Ionian Sea): Slope stability processes on Mt Etna’s marine flank.
RV Sonne (SO214) | 2011 (Pacific Ocean): Gas hydrate fluid flow systems, New Zealand’s Hikurangi subduction margin.
RV Alkor (AL381) | October 2011 (German Baltic Sea): Acquisition of seismic, side scan sonar data and sediments samples.
RV Alkor (AL360) | September 2010 (German Baltic Sea): Acquisition of seismic, side scan sonar data and sediments samples.
RRS James Cook (JC45/46) | April – May 2010 (Caribbean Sea): Volcanic flank collapse processes, off Montserrat, Lesser Antilles.
RV Sonne (SO191) | 2007 (Pacific Ocean): Cold Seeps on New Zealand’s Hikurangi subduction margin.
RV Tangaroa (TAN0607) | 2006 (Pacific Ocean): Gas hydrate systems, New Zealand’s Hikurangi subduction margin.
