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Earth Science

D-Index
40
Citations
6241
World Ranking
5820
National Ranking
62

Overview

Geoffroy Lamarche is affiliated with the National Institute of Water and Atmospheric Research in New Zealand. Their research primarily focuses on Earth and Planetary Sciences, with significant contributions in Environmental Science. Within these fields, their work spans several subfields including Oceanography, Earth-Surface Processes, Management, Monitoring, Policy and Law, Geophysics, and Environmental Chemistry.

The scientist has explored diverse topics throughout their career. Key research themes include geological formations and processes, methane hydrates and related phenomena, underwater acoustics research, earthquake and tectonic studies, coastal and marine management, international maritime law issues, and the study of microplastics and plastic pollution.

Among their recent publications are notable papers such as:

  • The footprint of ship anchoring on the seafloor, 2022, Scientific Reports
  • A review of approaches for submarine landslide-tsunami hazard identification and assessment, 2024, Marine and Petroleum Geology
  • What We Do in the Shallows: Natural and Anthropogenic Seafloor Geomorphologies in a Drowned River Valley, New Zealand, 2020, Frontiers in Marine Science
  • Predicting habitat suitability of filter-feeder communities in a shallow marine environment, New Zealand, 2020, Marine Environmental Research
  • Acoustic Predictors of Active Fluid Expulsion From a Hydrothermal Vent Field, Offshore Taupō Volcanic Zone, New Zealand, 2022, Frontiers in Earth Science

These publications illustrate Lamarche's engagement with both geological and ecological aspects of marine environments, as well as hazard identification and acoustic monitoring techniques.

Lamarche has collaborated frequently with several researchers, including:

  • Sally Watson
  • Marta Ribó
  • Lorna J. Strachan
  • VL Lucieer
  • Yoann Ladroit

Their work has appeared in multiple academic venues, reflecting a multidisciplinary approach. Frequently published venues include:

  • The Journal of the Acoustical Society of America
  • Scientific Reports
  • Marine and Petroleum Geology
  • Frontiers in Marine Science
  • Marine Environmental Research

This distribution of publication venues highlights their involvement in both acoustics-related studies and broader marine and earth sciences.

Best Publications

  • National Seismic Hazard Model for New Zealand: 2010 Update

    Mark Stirling;Graeme McVerry;Matthew Gerstenberger;Nicola Litchfield

  • The Nippon Foundation-GEBCO Seabed 2030 Project : The Quest to See the World's Oceans Completely Mapped by 2030

    Larry Mayer;Martin Jakobsson;Graham Allen;Boris Dorschel

  • Tectonic and geological framework for gas hydrates and cold seeps on the Hikurangi subduction margin, New Zealand

    Philip M. Barnes;Geoffroy Lamarche;Joerg Bialas;Stuart Henrys

  • Seafloor Mapping – the challenge of a truly global ocean bathymetry

    Anne-Cathrin Wölfl;Helen Snaith;Sam Amirebrahimi;Colin W. Devey

  • The kinematics of a transition from subduction to strike‐slip: An example from the central New Zealand plate boundary

    Laura Wallace;P. Barnes;J. Beavan;R. Van Dissen

  • The giant Ruatoria debris avalanche on the northern Hikurangi margin, New Zealand: Result of oblique seamount subduction

    Jean-Yves Collot;Keith Lewis;Geoffroy Lamarche;Serge Lallemand

  • A model of active faulting in New Zealand

    NJ Litchfield;R Van Dissen;R Sutherland;PM Barnes

  • Surface Rupture of Multiple Crustal Faults in the 2016 Mw 7.8 Kaikōura, New Zealand, Earthquake

    Nicola J. Litchfield;Pilar Villamor;Russ J. Van Dissen;Andrew Nicol

  • Quantitative characterisation of seafloor substrate and bedforms using advanced processing of multibeam backscatter—Application to Cook Strait, New Zealand

    Geoffroy Lamarche;Xavier Lurton;Anne-Laure Verdier;Jean-Marie Augustin

  • Earthquakes drive large-scale submarine canyon development and sediment supply to deep-ocean basins.

    Joshu J. Mountjoy;Jamie D. Howarth;Alan R. Orpin;Philip M. Barnes

  • Backscatter measurements by seafloor‐mapping sonars: guidelines and recommendations

    X Lurton;G Lamarche;C Brown;VL Lucieer

  • From Oblique Subduction to Intra-Continental Transpression: Structures of the Southern Kermadec-Hikurangi Margin from Multibeam Bathymetry, Side-Scan Sonar and Seismic Reflection

    Jean-Yves Collot;Jean Delteil;Keith B. Lewis;Bryan Davy

  • Recommendations for improved and coherent acquisition and processing of backscatter data from seafloor-mapping sonars

    Geoffroy Lamarche;Xavier Lurton

  • Subduction initiation at a strike-slip plate boundary: The Cenozoic Pacific-Australian plate boundary, south of New Zealand

    Jean-Frédéric Lebrun;Geoffroy Lamarche;Jean-Yves Collot

  • Faulting and extension rate over the last 20,000 years in the offshore Whakatane Graben, New Zealand continental shelf

    Geoffroy Lamarche;Philip M. Barnes;Jonathan M. Bull

  • Unsupervised fuzzy classification and object-based image analysis of multibeam data to map deep water substrates, Cook Strait, New Zealand

    Vanessa Lucieer;Geoffroy Lamarche

  • The Mw7.8 2016 Kaikōura earthquake

    Mark W. Stirling;N. J. Litchfield;Pilar Villamor;Russ J. Van Dissen

  • The Oligocene-Miocene Pacific-Australia plate boundary, south of New Zealand: Evolution from oceanic spreading to strike-slip faulting

    Geoffroy Lamarche;Jean-Yves Collot;Ray A. Wood;Marc Sosson

  • High-resolution record of displacement accumulation on an active normal fault: implications for models of slip accumulation during repeated earthquakes

    J.M. Bull;P.M. Barnes;G. Lamarche;D.J. Sanderson

  • Submarine paleoseismology of the northern Hikurangi subduction margin of New Zealand as deduced from Turbidite record since 16 ka

    Hugo Pouderoux;Hugo Pouderoux;Jean-Noël Proust;Geoffroy Lamarche

  • A model of active faulting in New Zealand: fault parameter descriptions

    Geoffroy Lamarche;NJ Litchfield;R van Dissen;R Sutherland

Frequent Co-Authors

Philip M. Barnes
Philip M. Barnes National Institute of Water and Atmospheric Research
Joshu J. Mountjoy
Joshu J. Mountjoy National Institute of Water and Atmospheric Research
Jean-Yves Collot
Jean-Yves Collot Centre national de la recherche scientifique, CNRS
Jean-Noël Proust
Jean-Noël Proust Centre national de la recherche scientifique, CNRS
Jonathan M. Bull
Jonathan M. Bull University of Southampton
Scott D. Nodder
Scott D. Nodder National Institute of Water and Atmospheric Research
Marc Sosson
Marc Sosson Université Côte d'Azur
Pilar Villamor
Pilar Villamor GNS Science
Rupert Sutherland
Rupert Sutherland Victoria University of Wellington

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