Seismic images of gas conduits beneath vents and gas hydrates on ritchie ridge, hikurangi margin, New Zealand

New Zealand Journal of Geology and Geophysics

Volumn 47, Issue 2, 2004, Pages 275-279

  Pecher, Ingo A ^a   Henrys, Stuart A ^a   Zhu, Hai ^a  

^a GNS SCIENCE   (New Zealand)

Author keywords

Gas hydrates; New Zealand; Vents

Indexed keywords

GAS HYDRATE; METHANE; SEISMIC SURVEY;

AUSTRALASIA; NEW ZEALAND;

EID: 3242882079     PISSN: 00288306     EISSN: 11758791     Source Type: Journal    
DOI: 10.1080/00288306.2004.9515054     Document Type: Article

References (23)

1. Dickens, G. R., Castillo, M. M., and Walker, J. C. G., 1997. A blast of gas in the latest Paleocene:simulating first-order effects of massive dissociation of oceanic methane hydrates. Geology, 25:259–262.
2. Domenico, S. N., 1977. Elastic properties of unconsolidated porous sand reservoirs. Geophysics, 42:1339–1368.
3. Field, B. D., Uruski, C. I., Beu, A., Browne, G., Crampton, J., Funnell, R., Killops, S., Laird, M., Mazengarb, C., Morgans, H., Rait, G., Smale, D., and Strong, P., 1997. Cretaceous-Cenozoic geology and petroleum systems of the east coast region, New Zealand, 301Lower Hutt, New Zealand:Institute of Geological & Nuclear Sciences.
4. Giggenbach, W. F., Stewart, M. K., Sano, Y., Goguel, R. L., and Lyon, G. L., Isotopic and chemical composition of the waters and gases from the East Coast accretionary prism, New Zealand. Proceedings of the Final Research Coordination Meeting on the Application of Isotope and Geochemical Techniques to Geothermal Exploration in the Middle East, Asia, the Pacific, and Africa. pp. 208–231.
5. Goldfinger, C., Torres, M. E., and Trehu, A., 1999. Possible strike-slip faults source for hydrate ridge methane vents, Cascadia margin. American Association of Petroleum Geologists Bulletin, 83:688–689.
6. Henrys, S. A., Ellis, S., and Uruski, C., 2003. Conductive heat flow variations from bottom-simulating reflectors on the Hikurangi margin, New Zealand. Geophysical Research Letters, 30:1065–1068.
7. Holbrook, W. S., Hoskins, H., Wood, W. T., Stephen, R. A., Lizarralde, D., and ODP Leg 146 Scientific Party. 1996. Methane hydrate and free gas on the Blake Ridge from vertical seismic profiling. Science, 273:1840–1843.
8. Holbrook, W. S., Lizarralde, D., Pecher, I. A., Gorman, A. R., Hackwith, K. L., Hornbach, M., and Saffer, D., 2002. Escape of methane gas through sediment waves in a large methane hydrate province. Geology, 30:467–470.
9. Katz, H. R., 1982. Evidence of gas hydrates beneath the continental slope, East Coast, North Island, New Zealand. New Zealand Journal of Geology and Geophysics, 25:193–199.
10. Kvenvolden, K. A., 1988. Methane hydrate—a major reservoir of carbon in the shallow geosphere?. Chemical Geology, 71:41–51.
11. Kvenvolden, K. A., 1993. Gas hydrates—geologic perspective and global change. Reviews of Geophysics and Space Physics, 31:173–187.
12. Lewis, K. B., and Marshall, B. A., 1996. Seep faunas and other indicators of methane-rich dewatering on New Zealand convergent margins. New Zealand Journal of Geology and Geophysics, 39:181–200.
13. MacDonald, I. R., Guinasso, N. L., Sassen, R., Brooks, J. M., Lee, L., and Scott, K. T., 1994. Gas hydrate that breaches the sea floor on the continental slope of the Gulf of Mexico. Geology, 22:699–702.
14. Pecher, I. A., 2002. Gas hydrates on the brink. Nature (News and Views), 420:622–623.
15. Pecher, I. A., Henrys, S. A., Bannister, S., Davey, F., Nishimura, Y., Yamada, A., Shimamura, H., and NIGHT Working Group. North Island Geophysical Transect (NIGHT)—first results from a combined ocean bottom seismometer and multichannel seismic reflection survey. Eos, Western Pacific AGU Meeting Supplement 763. Vol. 85, pp. 763
16. Riedel, M., Spence, G. D., Chapman, N. R., and Hyndman, R. D., 2002. Seismic investigations of a vent field associated with gas hydrates, offshore Vancouver Island. Journal of Geophysical Research, 107:2200
17. Sheriff, R. E., and Geldart, L. P., 1995. Exploration seismology, 592Cambridge, UK:Cambridge University Press.
18. Singh, S. C., Minshull, T. A., and Spence, G. D., 1993. Velocity structure of a gas hydrate reflector. Science, 260:204–207.
19. Sloan, E. D., 2001. Hydrate engineering, Henry L. Doherty Series 21 89
20. Taylor, M., Dillon, W. P., and Pecher, I. A., 2000. Trapping and migration of methane associated with the gas hydrate stability zone at the Blake Ridge Diapir:new insights from seismic data. Marine Geology, 164:79–89.
21. Townend, J., 1997. Estimates of conductive heat flow through bottom-simulating reflectors on the Hikurangi margin and southwest Fiordland, New Zealand. Marine Geology, 141:209–220.
22. Wood, W. T., Gettrust, J. F., Chapman, N. R., Spence, G. D., and Hyndman, R. D., 2002. Decreased stability of methane hydrates in marine sediments owing to phase-boundary roughness. Nature, 420:656–660.
23. Xu, W., and Ruppel, C. D., 1999. Predicting the occurrence, distribution, and evolution of methane gas hydrate in porous marine sediments. Journal of Geophysical Research, 104:5081–5095.