Last updated: 9 Jan. 2008
Journals, book chapters, monographs:
Fohrmann, M., A.R. Gorman, K.D.G. Jarvis, and I.A. Pecher, Gas hydrate reservoir characterization offshore Fiordland, New Zealand, using seismic amplitude-versus-angle (AVA) waveform inversion, Geophysics (submitted)
Pecher, I.A., B. Mikereit, A. Sakai, M.K. Sen, and J.-W. Huang, Vertical seismic profiles through gas-hydrate-bearing sediments, in S. Chopra, et al. (eds.), Gas Hydrates, SEG Geophysical Developments (submitted)
Fohrmann, M., A. Gorman, and I.A. Pecher, Seismic characterisation of the Fiordland gas hydrate province, in T. Collet, A. Johnson, and C. Knapp, and R. Boswell (eds.), Natural Gas Hydrates: Energy Resource Potential and Associated Geologic Hazards, AAPG Special Publication (accepted)
Henrys, S.A., D. Woodward, and I.A. Pecher, Variation of bottom-simulating reflector (BSR) strength in a high-flux methane province, Hikurangi margin, New Zealand, in T. Collet, A. Johnson, and C. Knapp, and R. Boswell (eds.), Natural Gas Hydrates: Energy Resource Potential and Associated Geologic Hazards, AAPG Special Publication (accepted)
Exon, N., Y. Lafoy, P.J. Hill, G.R. Dickens, and I. Pecher, Geology and petroleum potential of the Fairway Basin in the Tasman Sea, Austr. J. Earth Sci., 54, 629-645, 2007
Winters, W.J., W.F. Waite, D.H. Mason, L.Y. Gilbert, and I.A. Pecher, Methane gas hydrate effect on sediment acoustic and strength properties, J. Petr. Sci. Eng., 56, 127-135, 2007
Faure, K., J. Greinert, I.A. Pecher, I.J. Graham, G.J. Massoth, C.E.J. De Ronde, I.C. Wright, E.T. Baker, and E.J. Olson, Methane seepage and its relation to slumping and gas hydrate at the Hikurangi margin, New Zealand, N. Z. J. Geol. Geophys., 49, 503-516, 2006
Henrys, S.A., M. Reyners, I.A. Pecher, S. Bannister, Y. Nishimura, and G. Maslen, Kinking of the subducting slab by escalator normal faulting beneath the North Island of New Zealand, Geology, 34, 777-780, 2006
Jaiswal, P., C.A. Zelt, and I.A. Pecher, Seismic characterization of a gas hydrate system in the Gulf of Mexico using high-resolution wide-aperture data, Geophys. J. Int., 165, 108-120, 2006
Kumar, D., M.K. Sen, N.L. Bangs, C. Wang, and I. Pecher, Seismic anisotropy on Hydrate Ridge, Gephys. Res. Lett., 33, L01306, doi:10.1029/2005GL023945, 2006
Pecher, I.A., S.A. Henrys, K. Faure, G.J. Massoth, S. Ellis, S.M. Chiswell, and N. Kukowski, Erosion of the seafloor at the top of the gas hydrate stability zone on the Hikurangi Margin, New Zealand, Geophys. Res. Lett., 32, L24603, doi:10.1029/2005GL024687, 2005
Pecher, I.A., S.A. Henrys, and H. Zhu, Seismic images of gas conduits beneath vents and gas hydrates on Ritchie Banks, Hikurangi Margin, New Zealand, N. Z. J. Geol. Geophys., 47, 275-279, 2004
Winters, W.J., I.A. Pecher, W.F. Waite, and D.H. Mason, Physical properties and rock physics models of sediment samples containing natural and laboratory-formed methane gas hydrate, Amer. Miner., 89, 1221-1227, 2004
Clift, P.D., I.A. Pecher, N., Kukowski, and A. Hampel, Tectonic erosion of the Peruvian forearc, Lima Basin, by steady-state subduction and Nazca Ridge collision, Tectonics, 22, 1023-1042, 2003
Pecher, I.A., W.S. Holbrook, M.K. Sen, D. Lizarralde, W.T. Wood, D.R. Hutchinson, W.P. Dillon, H. Hoskins, and R.A. Stephen, Seismic anisotropy in gas-hydrate- and gas-bearing sediments on the Blake Ridge, from a walkaway vertical seismic profile, Geophys. Res. Lett., 30, 1733-1-4, doi:10.1029/2003GL017477, 2003
Hornbach, M.J., W.S. Holbrook, A.R Gorman, K.L. Hackwith, D. Lizarralde, and I. Pecher, Direct seismic detection of methane hydrate on the Blake Ridge, Geophysics, 68, 92-100, 2003
Gorman, A.R., W.S. Holbrook, M.J. Hornbach, K.L Hackwith, D. Lizarralde, and I. Pecher, Migration of methane gas through the hydrate stability zone in a low-flux hydrate province. Geology, 30, 327-330, 2002
Holbrook, W.S., A.R Gorman, M. Hornbach, K.L. Hackwith, J. Nealon, D. Lizarralde, and I.A. Pecher, Seismic detection of marine methane hydrate. The Leading Edge, 21, 686-689, 2002
Holbrook, W.S., D. Lizarralde, I.A. Pecher, A.R Gorman, K.L. Hackwith, M. Hornbach, and D. Saffer, Escape of methane gas through sediment waves in a large methane hydrate province. Geology, 30, 467-470, 2002
Pecher, I.A., Gas hydrates on the brink, Nature (news and views), 420, 622-623, 2002
Pecher, I.A., N. Kukowski, J. Greinert, C. Huebscher, J. Bialas, and the GEOPECO Working Group, The link between bottom simulating reflections and methane flux into the gas hydrate stability zone - new evidence from Lima Basin, Peru Margin, Earth Planet. Sci. Lett., 185, 343-354, 2001
Pecher, I.A., N. Kukowski, C.R. Ranero, and R. von Huene, Gas hydrates along the Peru and Middle America trench systems, in Natural Gas Hydrates: Occurrence, Distribution, and Dynamics, edited by C.K. Paull, and W.P. Dillon, Geophysical Monograph 124, AGU, 257-271, 2001
Pecher, I.A., and W.S. Holbrook, Seismic methodologies for detecting and quantifying marine methane hydrate/free Gas Reservoirs, in Natural Gas Hydrate in Oceanic and Permafrost Environments, edited by M.D. Max, Kluwer Academic Publishers, Dordrecht, 275-294, 2000
Taylor, M., W.P. Dillon, and I.A. Pecher, Trapping and migration of methane associated with the gas hydrate stability zone at the Blake Ridge Diapir: new insights from seismic data, Mar. Geol., 164, 79-89, 2000
Winters, W.J., W.P. Dillon, I.A. Pecher, and D. H. Mason, GHASTLI - Determining physical properties of sediment containing natural and laboratory-formed gas hydrate , in Natural Gas Hydrate in Oceanic and Permafrost Environments, edited by M.D. Max, Kluwer Academic Publishers, Dordrecht, 311-322, 2000
Kukowski, N. and I.A. Pecher, Thermo-hydraulic modelling of the accretionary complex off Peru at 12°S, J. Geodyn., 27, 373-402, 1999
von Huene, R., and I.A. Pecher, Neotectonics and the origins of BSRs along the Peru margin, Earth Planet. Sci. Lett., 166, 47-55, 1999
Winters, W.J., I.A. Pecher, J.S. Booth, D.H. Mason, M.K. Relle, and W.P. Dillon, Properties of samples containing natural gas hydrate from the Mallik 2L-38 JAPEX/JNOC/GSC gas hydrate research well, determined using Gas Hydrate And Sediment Test Laboratory Instrument (GHASTLI), Geol. Survey Can. Bull., 544, 241-250, 1999
Pecher, I.A., C.R. Ranero, R. von Huene, T.A. Minshull, and S.C. Singh, The nature and distribution of bottom simulating reflectors at the Costa Rican convergent margin, Geophys. J. Int., 133, 219-229, 1998
Pecher, I.A., T.A. Minshull, S.C. Singh, and R. von Huene, Velocity structure of a bottom simulating reflector offshore Peru: Results from full waveform inversion, Earth Planet. Sci. Lett., 139, 459-469, 1996
von Huene, R., I.A. Pecher, and M.-A. Gutscher, Development of the accretionary prism along Peru and material flux after subduction of Nazca Ridge, Tectonics, 15, 19-33, 1996
Proceedings volumes, extended abstracts:
Crutchley, G.J., I.A. Pecher, S.A. Henrys, and A.R. Gorman, Gas hydrate "sweet spots" on the Hikurangi margin, from recently acquired multi-channel seismic data, in Proc. New Zealand Petroleum Conference, 7 pp., 2006
Pecher, I.A., S.A. Henrys, A.R. Gorman, and M. Fohrmann, Gas Hydrates on Hikurangi and Fiordland Margin, Extended Abstract, in: Gas Hydrates: Energy resource potential and associated geologic hazard, AAPG Hedberg Conference, Vancouver, B.C., 3 pp., 2004.
Pecher , I.A., G. Maslen, V. Stagpoole, D. Woodward, and A. Gorman, Imaging beneath the Taranaki fault, New Zealand - A feasibility study for wide-angle seismic surveys, Extended Abstract, 17th ASEG Geophysical Conference and Exhibtion, Sydney, 4 pp., 2004
Zhu, H., I.A. Pecher, S.A. Henrys, and G. Maslen, Improving the Resolution of Deep-Crustal Seismic Data to Study Shallow Gas Hydrates on the Hikurangi Margin, New Zealand, Extended Abstract, 17th ASEG Geophysical Conference and Exhibtion, Sydney, 4 pp., 2004
Gorman, A.R., I.A. Pecher, and S.A. Henrys, Evidence for gas hydrate ‘sweet spots’ on the Hikurangi margin and offshore Fiordland, in Proc. New Zealand Petroleum Conference, 39-1 - 39-6, 2004
Pecher, I.A., G. Maslen, V. Stagpoole, and A.R. Gorman, Wide-angle seismic surveys - the solution for imaging beneath the Taranaki Fault?, in Proc. New Zealand Petroleum Conference, 26-1 - 26-8, 2004
Winters, W.J., W.F. Waite, D.H. Mason, W.P. Dillon, and I.A. Pecher, Sediment properties associated with gas hydrate formation, in Proc. 4th International Conference on Gas Hydrates, 722-727, 2002
McGee, T.M., and I.A. Pecher, Normal-incidence processing to quantify lateral variations in BSR reflectivity, in Proc. 30th Offshore Technology Conference, 227-231, 1998
Pecher, I.A., W.S. Holbrook, R.A. Stephen, H. Hoskins, D. Lizarralde, D.R. Hutchinson, and W.T. Wood, Offset-vertical seismic profiling for marine gas hydrate exploration - is it a suitable technique? First results from ODP Leg 164, in Proc. 29th Offshore Technology Conference, 193-200, 1997
Pecher, I.A., R. von Huene , C. Ranero, N. Kukowski, T.A. Minshull, and S.C. Singh, Formation mechanisms of free gas beneath the hydrate stability zone at convergent margins - geophysical evidence from bottom simulating reflectors at the Peruvian and Pacific Costa Rican margins, in Proc. 2nd International Conference on Gas Hydrates, 593-600, 1996
Theilen, F., and I.A. Pecher, Assessment of shear strength of the sea bottom from shear wave velocity measurements on box cores and in situ, in Shear waves in marine sediments, edited by J.H. Hovem, 67-74, Kluwer Academic Publishers, Dordrecht, 1991
Theses:
Seismic Studies of bottom simulating reflectors at the convergent margins offshore Peru and Costa Rica, Ph.D. thesis, Univ. Kiel, 1995
Measurement of compressional and shear wave velocities of marine sediments in box cores, "Diplom" thesis (unpubl., in German), Univ. Kiel, 1991
Reports:
Coffin, R., L. Hamdan, J. Pohlman, W. Wood, I. Pecher, S. Henrys, J. Greinert, K. Faure, A. Gorman, A. Orpin, Geochemical characterization of concentrated gas hydrate, deposits on the Hikurangi Margin, New Zealand, Preliminary Geochemical Cruise Report, NETL/DOE - DE-AT26-97FT34344 (submitted)
Pecher, I.A., R. Coffin, and S.A. Henrys, and CHARMNZ Working Group Tangaroa TAN0607 Cruise Report: gas hydrate exploration on the East Coast, North Island, New Zealand, GNS Science Report, 2007/29, 112 pp., 2007
Pecher, I.A., Waveform Inversion Applied to a Bottom Simulating Reflection on the Eastern Lord Howe Rise, Inst. of Geological and Nuclear Sciences science report, 2004/27, 29 pp., 2004
Henrys, S., Bannister, S., Pecher, I., Davey, F., Stern, T., Stratford, W., White, R., Harrison, T., Nishimura, Y., and Yamada, A., New Zealand North Island GeopHysical Transect (NIGHT): Field Acquisition Report, Inst. of Geological and Nuclear Sciences science report, 2003/19, 49 pp., 2003
Pecher, I.A., and S.A. Henrys, Potential gas reserves in gas hydrate sweet spots on the Hikurangi Margin, New Zealand, Inst. of Geological and Nuclear Sciences science report, 2003/23, 32 pp., 2003
Pecher, I.A., First steps towards a full waveform inversion for shear-wave velocity from amplitude as a function of slowness, Inst. of Geological and Nuclear Sciences science report, 2002/09, 24 pp., 2002
Pecher, I.A., Full waveform inversion applied to a bottom simulating reflection in NIGHT Line 46, Hawke Bay, Inst. of Geological and Nuclear Sciences science report, 2002/08, 22 pp., 2002
Loss, J., I.A. Pecher, and U. ten Brink, RayGUI, a graphical user interface for interactive ray-tracing (rayinvr), U.S. Geol. Survey Open File Report, 1998
Conference abstracts (first author only, 2003-present):
Pecher, I.A., S. Henrys, G. Crutchley, S. Toulmin, A. Gorman, W. Wood, N. Kukowski, J. Greinert, K. Faure, and R. Coffin, Gas hydrate exploration of Porangahau Ridge, East Coast, North Island, New Zealand, in Suppl. to Eos, AGU Fall Meeting, 2007
Pecher, I.A., S. Henrys, G. Crutchley, A. Gorman, W. Wood, R. Coffin, N. Kukowski, and the CHARMNZ Working Group, Seismic evidence for free gas in the regional gas hydrate stability zone beneath an anticline on the Hikurangi margin, New Zealand, in Geophysical Research Abstracts, 9, EGU General Assembly, 02103, 2007
Pecher, I.A., S.A. Henrys, R. Coffin, A.R. Gorman, N. Kukowski, G. Crutchley, M. Fohrmann, J. Kilner, K. Senger, W.T. Wood, S.M. Chiswell, R. Herzer, and the CHARMNZ Working Group, Gas Hydrates Survey on the Hikurangi Margin, New Zealand: First Results From Seismic and Related Data, in Suppl. to Eos, AGU Fall Meeting, 2006
Pecher, I.A., S.A. Henrys, R. Coffin, A.R. Gorman, G. Crutchley, M. Fohrmann, J. Kilner, K. Senger, W.T. Wood, S.M. Chiswell, N. Kukowski, R. Herzer, and the CHARMNZ Working Group, CH4-Hydrates on the Accretionary Margins of New Zealand (CHARMNZ) – First Results from Seismic Reflection Data, 5th International Workshop on Methane Hydrate Research, Edinburgh, 2006
Pecher, I.A., Seafloor Erosion and Methane Release Close to the Top of the Gas Hydrate Stability Zone on the Hikurangi Margin, New Zealand, presented at Science and Technology Issues in Methane Hydrate R&D, Kauai, HI, 2006
Pecher, I.A., S. Ellis, K. Faure, G. Massoth, I. Graham, S.A. Henrys, S.M. Chiswell, and N. Kukowski, Erosion of Uplifted Ridges at the Top of Gas Hydrate Stability and its Implications: Evidence from the Hikurangi Margin, New Zealand, in Suppl. to Eos, AGU Fall Meeting, 2005
Pecher, I.A., K. Faure, G. Massoth, J. Greinert, S. Ellis, S. Henrys, S.M. Chiswell, and N. Kukowski, Seafloor erosion at the top of gas hydrate stability and its implications, Rock Garden and Ritchie Banks, Hikurangi Margin, in New Zealand Geophysical Society, Wellington, 2005
Pecher, I.A., S.A. Henrys, S. Ellis, S.M. Chiswell, N. Kukowski, and M. Fohrmann, Erosion of the seafloor at the top of gas hydrate stability: Evidence from an uplifted ridge on the Hikurangi Margin, New Zealand, in Suppl. to Eos, AGU Fall Meeting, 2004
Pecher, I.A., S.A. Henrys, S. Ellis, S.M. Chiswell, N. Kukowski, and M. Fohrmann, Erosion of the seafloor at the top of gas hydrate stability in the ocean - evidence from Southern Ritchie Ridge, Hikurangi Margin, in New Zealand G3 meeting, Taupo, New Zealand, 2004
Pecher, I.A., S.A. Henrys, A.R. Gorman, and M. Fohrmann, Gas hydrates on the Hikurangi and Fiordland Margins, New Zealand. Abstract, in Gas Hydrates, Energy Resource Potential and Associated Geologic Hazards, AAPG Hedberg Conference, Vancouver, Canada, 2004
Pecher, I.A., S.A. Henrys, S. Ellis, H. Zhu, S.M. Chiswell, and N. Kukowski, Ritchie Ridge, Hikurangi Margin, New Zealand: A gas hydrate system on the brink of stability, in Suppl. to Eos, Western Pacific Geophysics Meeting, Honolulu, 2004
Pecher, I A., S.A. Henrys, S. Bannister, F. Davey, Y. Nishimura, H. Shimamura, A. Yamada, T. Stern, and R. White, Structure of the Hikurangi Subduction Zone offshore New Zealand from Coincident Near-Vertical and Wide-Angle Seismic Data , in Suppl. to Eos, Western Pacific Geophysics Meeting, Honolulu, 2004
Pecher, I., S. Chiswell, N. Kukowksi, S. Henrys, S. Ellis, and H. Zhu, Seafloor erosion from repeated dissociation and formation of gas hydrates? Evidence from the Hikurangi Margin, New Zealand. in Geophysical Research Abstracts, 6, EGU General Assembly, 01698, 2004
Pecher, I.A., S.A. Henrys, and H. Zhu, Southern Ritchie Banks, Hikurangi Margin, New Zealand - Similarities to Hydrate Ridge? in Suppl. to Eos, AGU Fall Meeting, 2003
Pecher, I.A., S.A. Henrys, and H. Zhu, Gas beneath gas hydrates on the Hikurangi Margin, in New Zealand Geophysical Society meeting, Wellington, New Zealand, 2003
Pecher, I.A., S.A. Henrys, and H. Zhu, Methane focusing on the Hikurangi Margin, New Zealand - inferences from the reflection strength of BSRs, in European Geophysical Union, AGU Spring meeting, Nice, France, 2003
(16 first-authored conference abstracts, 1991-2002)