Search Results - "Mountjoy, J."

The kinematics of a transition from subduction to strike-slip: An example from the central New Zealand plate boundary by Wallace, L. M., Barnes, P., Beavan, J., Van Dissen, R., Litchfield, N., Mountjoy, J., Langridge, R., Lamarche, G., Pondard, N.

“…We develop a kinematic model for the transition from subduction beneath the North Island, New Zealand, to strike‐slip in the South Island, constrained by GPS…”
Get full text

Morphostructure and evolution of submarine canyons across an active margin: Cook Strait sector of the Hikurangi Margin, New Zealand by Mountjoy, Joshu J., Barnes, Philip M., Pettinga, Jarg R.

“…The Cook Strait sector of the Hikurangi Margin contains several canyons including New Zealand's largest canyon, the multi-branched shelf-indenting Cook Strait…”
Get full text

3D characterisation and quantification of an offshore freshened groundwater system in the Canterbury Bight by Micallef, Aaron, Person, Mark, Haroon, Amir, Weymer, Bradley A., Jegen, Marion, Schwalenberg, Katrin, Faghih, Zahra, Duan, Shuangmin, Cohen, Denis, Mountjoy, Joshu J., Woelz, Susanne, Gable, Carl W., Averes, Tanita, Kumar Tiwari, Ashwani

“…Although offshore freshened groundwater (OFG) systems have been documented in numerous continental margins worldwide, their geometry, controls and emplacement…”
Get full text

Tectonic and geological framework for gas hydrates and cold seeps on the Hikurangi subduction margin, New Zealand by Barnes, Philip M., Lamarche, Geoffroy, Bialas, Joerg, Henrys, Stuart, Pecher, Ingo, Netzeband, Gesa L., Greinert, Jens, Mountjoy, Joshu J., Pedley, Katherine, Crutchley, Gareth

“…The imbricated frontal wedge of the central Hikurangi subduction margin is characteristic of wide (ca. 150 km), poorly drained and over pressured, low taper (∼…”
Get full text

From trial to practice: incidence and severity of COVID-19 vaccine side effects in a medically at-risk and vaccine-hesitant community by Joyce, Melinda C, Mountjoy, Natalie J, Johnson, Julia A, Newman, John T, Bandy, David L, Atalla, Nasri A, Singh, Aniruddha, McElroy, Doug

“…The rapid authorization and widespread rollout of COVID-19 vaccines in the United States demonstrated a need for additional data on vaccine side effects, both…”
Get full text

Shear zone liquefaction in mass transport deposit emplacement: A multi-scale integration of seismic reflection and outcrop data by Ogata, K., Mountjoy, J.J., Pini, G.A., Festa, A., Tinterri, R.

“…We present the integrated outcrop-geophysical study of two mass transport complexes, the exhumed Specchio unit in the Northern Apennines of Italy and the…”
Get full text

Reply to Comments by N. Sultan on “Sedimentation Controls on Methane‐Hydrate Dynamics Across Glacial/Interglacial Stages: An Example From International Ocean Discovery Program Site U1517, Hikurangi Margin” by E. J. Screaton, M. E. Torres, B. Dugan, K. U. Heeschen, J. J. Mountjoy, C. Ayres, P. S. Rose, I. A. Pecher, P. M. Barnes, L. J. LeVay

“…Abstract Screaton et al. (2019, https://doi.org/10.1029/2019GC008603) examined the role of sedimentation, sea level, and bottom water temperature (BWT) changes…”
Get full text

A model of active faulting in New Zealand by Litchfield, NJ, Van Dissen, R, Sutherland, R, Barnes, PM, Cox, SC, Norris, R, Beavan, RJ, Langridge, R, Villamor, P, Berryman, K, Stirling, M, Nicol, A, Nodder, S, Lamarche, G, Barrell, DJA, Pettinga, JR, Little, T, Pondard, N, Mountjoy, JJ, Clark, K

“…Active fault traces are a surface expression of permanent deformation that accommodates the motion within and between adjacent tectonic plates. We present an…”
Get full text

Marine Forearc Extension in the Hikurangi Margin: New Insights From High‐Resolution 3‐D Seismic Data by Böttner, Christoph, Gross, Felix, Geersen, Jacob, Crutchley, Gareth J., Mountjoy, Joshu J., Krastel, Sebastian

“…Upper‐plate normal faults are a widespread structural element in erosive plate margins. Increasing coverage of marine geophysical data has proven that similar…”
Get full text

Earthquakes drive large-scale submarine canyon development and sediment supply to deep-ocean basins by Mountjoy, Joshu J, Howarth, Jamie D, Orpin, Alan R, Barnes, Philip M, Bowden, David A, Rowden, Ashley A, Schimel, Alexandre C G, Holden, Caroline, Horgan, Huw J, Nodder, Scott D, Patton, Jason R, Lamarche, Geoffroy, Gerstenberger, Matthew, Micallef, Aaron, Pallentin, Arne, Kane, Tim

“…Although the global flux of sediment and carbon from land to the coastal ocean is well known, the volume of material that reaches the deep ocean-the ultimate…”
Get full text

A Fluid Pulse on the Hikurangi Subduction Margin: Evidence From a Heat Flux Transect Across the Upper Limit of Gas Hydrate Stability by Pecher, I. A., Villinger, H., Kaul, N., Crutchley, G. J., Mountjoy, J. J., Huhn, K., Kukowski, N., Henrys, S. A., Rose, P. S., Coffin, R. B.

“…A transect of seafloor heat probe measurements on the Hikurangi Margin shows a significant increase of thermal gradients upslope of the updip limit of gas…”
Get full text

Deep-sea benthic megafauna hotspot shows indication of resilience to impact from massive turbidity flow by Bigham, Katharine T., Rowden, Ashley A., Bowden, David A., Leduc, Daniel, Pallentin, Arne, Chin, Caroline, Mountjoy, Joshu J., Nodder, Scott D., Orpin, Alan R.

“…Sediment density flows are large scale disturbances that can have dramatic impacts on seafloor animal communities in the deep sea. Seafloor imagery collected…”
Get full text

PrP genotypes of atypical scrapie cases in Great Britain by Saunders, G.C, Cawthraw, S, Mountjoy, S.J, Hope, J, Windl, O

“…Great Britain and elsewhere have detected atypical scrapie infection in sheep with PrP genotypes thought to be genetically resistant to the classical form of…”
Get full text

Fresh submarine groundwater discharge offshore Wellington (New Zealand): hydroacoustic characteristics and its influence on seafloor geomorphology by Hoffmann, Jasper J. L., Mountjoy, Joshu J., Spain, Erica, Gall, Mark, Tait, Leigh W., Ladroit, Yoann, Micallef, Aaron

“…Fresh submarine groundwater discharge (FSGD) influences the biogeochemistry of coastal areas and can be a proxy for potential untapped resources of offshore…”
Get full text

Investigating the Basal Shear Zone of the Submarine Tuaheni Landslide Complex, New Zealand: A Core‐Log‐Seismic Integration Study by Crutchley, G. J., Elger, J., Kuhlmann, J., Mountjoy, J. J., Orpin, A., Georgiopoulou, A., Carey, J., Dugan, B., Cardona, S., Han, S., Cook, A., Screaton, E. J., Pecher, I. A., Barnes, P., Huhn, K.

“…Although submarine landslides have been studied for decades, a persistent challenge is the integration of diverse geoscientific datasets to characterize…”
Get full text

Holocene sedimentary activity in a non-terrestrially coupled submarine canyon: Cook Strait Canyon system, New Zealand by Mountjoy, J.J., Micallef, A., Stevens, C.L., Stirling, M.W.

“…The Cook Strait Canyon system, located between the North and South islands of New Zealand, is a large (1800km2), multi-branching, shelf-indenting canyon on an…”
Get full text

Terrestrial-style slow-moving earthflow kinematics in a submarine landslide complex by Mountjoy, Joshu J., McKean, Jim, Barnes, Philip M., Pettinga, Jarg R.

“…Morphometric analysis of Simrad EM300 multibeam bathymetric DEMs reveals details of deformation patterns in a ~ 145 km 2 submarine landslide complex that are…”
Get full text

Upward‐Doming Zones of Gas Hydrate and Free Gas at the Bases of Gas Chimneys, New Zealand's Hikurangi Margin by Crutchley, G. J., Mountjoy, J. J., Hillman, J. I. T., Turco, F., Watson, S., Flemings, P. B., Davy, B., Woelz, S., Gorman, A. R., Bialas, J.

“…Focused gas migration through the gas hydrate stability zone in vertical gas conduits is a global phenomenon. The process can lead to concentrated gas hydrate…”
Get full text

Scenario-based numerical modelling and the palaeo-historic record of tsunamis in Wallis and Futuna, Southwest Pacific by Lamarche, G, Popinet, S, Pelletier, B, Mountjoy, J, Goff, J, Delaux, S, Bind, J

“…We investigated the tsunami hazard in the remote French territory of Wallis and Futuna, Southwest Pacific, using the Gerris flow solver to produce numerical…”
Get full text

Impact of iron release by volcanic ash alteration on carbon cycling in sediments of the northern Hikurangi margin by Luo, Min, Torres, Marta E., Hong, Wei-Li, Pape, Thomas, Fronzek, Julia, Kutterolf, Steffen, Mountjoy, Joshu J., Orpin, Alan, Henkel, Susann, Huhn, Katrin, Chen, Duofu, Kasten, Sabine

“…•Release of dissolved Sr2+ with low 87Sr/86Sr, as well as Ca2+ and Ba2+ suggests ongoing volcanic ash alteration.•A concurrent increase in Fe2+ and a depletion…”
Get full text