Structurally controlled hydrocarbon seeps on a glaciated continental margin, Hecate Strait, offshore British Columbia

Marine Geology

Volumn 252, Issue 3-4, 2008, Pages 193-206

  Halliday, E J ^a,b   Barrie, J V ^a,b   Chapman, N R ^a   Rohr, K M M ^a,c  

^a UNIVERSITY OF VICTORIA   (Canada)

^b Geological Survey of Canada Sidney   (Canada)

^c Rohr Geophysics   (Canada)

Author keywords

bright spots; glaciated margin; mounds; multibeam; multichannel seismic; ploughmarks; pockmarks; shallow faults; shallow gas

Indexed keywords

BACKSCATTER DATA; BRIGHT SPOTS; BRITISH COLUMBIA (CO); CARBONATE SEDIMENTS; CLOSE PROXIMITY; CONTINENTAL MARGINS; CUT AND FILL; GAS EXPANSION; GAS SEEPS; HIGH RESOLUTIONS; HYDROCARBON SEEPS; ICE COVER; ICEBERG (CO); INSTANTANEOUS FREQUENCY (IF); MULTI BEAM BATHYMETRY; MULTI CHANNEL (MC); MULTIBEAM DATA; MULTICHANNEL SEISMIC (MCS); MULTICHANNEL SEISMIC DATA; PISTON CORES; SEA FLOORS; SEDIMENTARY BASINS; SHALLOW GAS; SURFICIAL SEDIMENTS; TRAVEL TIMES;

ACOUSTIC ARRAYS; BACKSCATTERING; BATHYMETRY; HYDROCARBONS; ORGANIC COMPOUNDS; SEDIMENTATION; SEDIMENTOLOGY; SEISMOLOGY; TURBIDITY;

GASES;

BACKSCATTER; CONTINENTAL MARGIN; HYDROCARBON SEEP; MORPHOLOGY; POCKMARK; SEAFLOOR; SEISMIC DATA;

BRITISH COLUMBIA; CANADA; HECATE STRAIT; NORTH AMERICA; PACIFIC OCEAN; QUEEN CHARLOTTE BASIN;

EID: 45049085040     PISSN: 00253227     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.margeo.2008.04.009     Document Type: Article

References (57)

1. Acosta J., Muñoz A., Herranz P., Palomo C., Ballesteros M., Vaquero M., and Uchupi E. Pockmarks in the Ibiza Channel and western end of the Balearic Promontory (western Mediterranean) revealed by multibeam mapping. Geo Mar. Lett. 21 (2001) 123-130
2. Barrie, J.V., 2005. PGC05-011 Cruise Report. Geol. Surv. Can. Open File Rep. pp. 27.
3. Barrie J.V., and Bornhold B.D. Surficial geology of Hecate Strait, British Columbia continental shelf. Can. J. Earth Sci. 26 (1989) 1241-1254
4. Barrie J.V., and Conway K.W. Late Quaternary glaciation and postglacial stratigraphy of the northern Pacific margin of Canada. Quat. Res. 51 (1999) 113-123
5. Barrie J.V., and Conway K.W. Contrasting glacial sedimentation processes and sea-level changes in two adjacent basins on the Pacific margin of Canada. Geol. Society Lond., Spec. Publication. 203 (2002) 181-194
6. Barrie B.D., Bornhold J., Conway K.W., and Luternauer J.L. Surficial geology of the north-western Canadian continental shelf. Cont. Shelf Res. 11 (1991) 701-715
7. Barrie J.V., Luternauer J.L., and Conway K.W. Surficial geology and geohazards of Queen Charlotte Basin, northwestern Canadian continental shelf, British Columbia. Geol. Surv.Can. Paper 90-10 (1991) 507-512
8. Barrie J.V., Conway K.W., Josenhans H.W., Clague J.J., Mathewes R.W., and Fedje D. Late Quaternary geology of Haida Gwaii and surrounding marine areas. In: Fedje D.W., and Mathewes R.W. (Eds). Haida Gwaii: Human History and Environment from the Time of Loon to the Time of Iron People (2006), UBC Press, British Columbia 1-20
9. Bird, A., 1997. Earthquakes in the Queen Charlotte region: 1982-1996. M.Sc. Thesis, University of Victoria, B.C., Canada.
10. Bornhold B.D., and Barrie J.V. Surficial sediments on the western Canadian continental shelf. Cont. Shelf Res. 11 (1991) 685-699
11. Brown A. The Interpretation of Three-dimensional Seismic Data. AAPG Mem. 42/ SEG Investig. Geophys. sixth ed. vol. 9 (2004) Oklahoma, USA, 541 pp.
12. Clague J.J. Glacio-isostatic effects of the Cordilleran Ice Sheet, British Columbia, Canada. In: Smith D.E., and Dawson A.G. (Eds). Shorelines and Isostasy. Inst. Br. Geogr. Spec. Pub. vol. 16 (1983) 321-343
13. Clague J.J., Mathewes R.W., and Warner B.G. Late Quaternary geology of eastern Graham Island, Queen Charlotte Islands, British Columbia. Can. J. Earth Sci. 19 (1982) 1786-1795
14. Cowley R., and O'Brien G.W. Identification and interpretation of leaking hydrocarbons using seismic data: a comparative montage of examples from the major fields in Australia's north west shelf and Gippsland Basin. Aust. Pet. Prod. Explor. Assoc.J. 40 1 (2000) 121-150
15. Crawford W.R., Huggett S.W., and Woodward M.J. Water transport through Hecate Strait, British Columbia. Atmos. Ocean. 26 3 (1988) 301-320
16. Dietrich J.R. Petroleum resource potential of the Queen Charlotte Basin and environs, west coast Canada. Bull. Can. Pet. Geol. 43 1 (1995) 20-34
17. Duck R.W., and Herbert R.A. High-resolution shallow seismic identification of gas escape features in the sediments of Loch Tay, Scotland: tectonic and microbiological associations. Sedimentol. 53 (2006) 481-493
18. Eden D.J., and Eyles N. Case study of a relict iceberg scour exposed at Scarborough Bluffs, Toronto Ontario: implications for pipeline engineering. Can. Geotech. J. 39 (2002) 519-534
19. Eichhubl P., Greene H.G., Naehr T., and Maher N. Structural controls of fluid flow: offshore fluid seepage in the Santa Barbara Basin, California. J. Geochem. Explor. 69-70 (2000) 545-549
20. Eichhubl P., Greene H.G., and Maher N. Physiography of an active transpressive margin basin: high-resolution bathymetry of the Santa Barbara basin, Southern California continental borderland. Mar. Geol. 184 (2002) 95-120
21. Fedje D.W., and Josenhans H. Drowned forests and archeology on the continental shelf of British Columbia, Canada. Geol. 28 (2000) 99-102
22. Garcia-Garcia A., Orange D.L., Maher N.M., Heffernan A.S., Fortier G.S., and Malone A. Geophysical evidence for gas geohazards off Iskenderun Bay, SE Turkey. Mar. Pet. Geol. 21 (2004) 1255-1264
23. Gataullin V., and Polyak L. Morainic Ridge Complex, Eastern Barents Sea. In: Davies T.A., Bell T., Cooper A.K., Joesnhans H., Polyak L., Solheim A., Stoker M.S., and Stravers J.A. (Eds). Glaciated Continental Margins: An Atlas of Acoustic Images (1997), Chapman and Hall, New York 82-83
24. Gay A., Lopez M., Cochonat P., Sultan N., Cauquil E., and Brigaud F. Sinuous pockmark belt as indicator of a shallow buried turbiditic channel on the Lower Slope of the Congo Basin, West African Margin. Geol. Soc. Lond. Spec. Publication. 216 (2003) 173-190
25. Gay A., Lopez M., Berndt C., and Séranne M. Geological controls on focused fluid flow associated with seafloor seeps in the Lower Congo Basin. Mar. Geol. 244 (2007) 68-92
26. Gipp M.R. Late Wisconsinan deglaciation of Emerald Basin, Scotian Shelf. Can. J. Earth Sci. 31 (1994) 554-566
27. Gipp M.R. Lift-off moraines: markers of last-ice-flow directions on the Scotian Shelf. Can. J. Earth Sci. 37 (2000) 1723-1734
28. Gontz A.M., Belknap D.F., and Kelley J.T. Seafloor features and characteristics of the Black Ledges Area, Penobscot Bay, Maine, USA. J. Coast. Res. Spec. Issue 36 (2002) 333-339
29. Haggart J.W., Dietrich J.R., and Lyatsky J.R. Petroleum geology framework, West Coast offshore region. CSEG Conference (2003)
30. Hetherington R., and Barrie J.V. Interaction between local tectonics and glacial unloading on the Pacific margin of Canada. Quat. Int. 120 (2004) 65-77
31. Hetherington R., Barrie J.V., Robert G.B.R., MacLeod R., and Smith D.J. Paleogeography, glacially induced crustal displacement, and Late Quaternary coastlines on the continental shelf of British Columbia, Canada. Quat. Sci. Rev. 23 (2004) 295-318
32. Hovland M. Geomorphological, geophysical, and geochemical evidence of fluid flow through the seabed. J. Geochem. Explor. 78-79 (2003) 287-291
33. Hovland M., and Judd A.G. Seabed Pockmarks and Seepages: Impact on Geology, Biology and the Marine Environment (1988), Graham and Trotman, London 296 pp.
34. Hovland M., Svensen H., Forsberg C.F., Johansen H., Fichler C., Fosså J.H., Jonsson R., and Rueslå H. Complex pockmarks with carbonate-ridges off mid-Norway: products of sediment degassing. Mar. Geol. 219 (2005) 191-206
35. Josenhans H.W., Fedje D.W., Conway K.W., and Barrie J.V. Post glacial sea levels on the Western Canadian continental shelf: evidence for rapid change, extensive subaerial exposure, and early human habitation. Mar. Geol. 125 (1995) 73-94
36. Josenhans H., Fedje D., Pienitz R., and Southon J. Early humans and rapidly changing Holocene sea levels in the Queen Charlotte Islands-Hecate Strait, British Columbia, Canada. Sci. 277 (1997) 71-74
37. Judd, A.G., 1995. Gas and gas mobility in the offshore sediments of the Fraser River Delta, British Columbia. Unpubl. Rep Geol. Surv. Can. Pac. Div. pp.40.
38. Judd A.G., and Hovland M. The evidence of shallow gas in marine sediments. Cont. Shelf Res. 12 No. 10 (1992) 1081-1095
39. Kearey P., and Brooks M. An Introduction to Geophysical Exploration. second ed. (1991), Blackwell Science, London 254 pp.
40. King L.H. Till in the marine environment. J. Quat. Sci. 8 (1993) 347-358
41. King L.H., and MacLean B. Pockmarks on the Scotian shelf. Geol. Soc. Amer. Bull. 81 (1970) 3141-3148
42. King L.H., and Fader G.B.J. Wisconsinan glaciation of the Atlantic Continental Shelf of southeast Canada. Geol. Surv. Can. Bull. 363 (1986) 72
43. Luternauer J.L., Conway K.W., Clague J.J., and Blaise B. Late Quaternary geology and geochronology of the central continental shelf of western Canada. Mar. Geol. 89 (1989) 57-68
44. MacLean B. Iceberg turbate on southeastern Baffin Island shelf, Canada. In: Davies T.A., Bell T., Cooper A.K., Joesnhans H., Polyak L., Solheim A., Stoker M.S., and Stravers J.A. (Eds). Glaciated Continental Margins: An Atlas of Acoustic Images (1997), Chapman and Hall, New York 144-145
45. Orange D.L., Garcia-Garcia A., McConnell D., Lorenson T., Fortier G., Trincardi F., and Can E. High-resolution surveys for geohazards and shallow gas: NW Adriatic (Italy) and Iskenderun Bay (Turkey). Mar. Geophys. Res. 26 (2005) 247-266
46. Pugin A., Pullan S.E., and Sharpe D.R. Seismic facies and regional architecture of the Oak Ridge Moraine area, southern Ontario. Can. J. Earth Sci. 36 (1999) 409-432
47. Rise L., Saettem J., Fanavoll S., Thorsnes T., Ottesen D., and Bøe R. Sea-bed pockmarks related to fluid migration from Mesozoic bedrock strata in the Skagerrak offshore Norway. Mar. Petrol. Geol. 16 (1999) 619-631
48. Roberts H.H., and Aharon P. Hydrocarbon-derived buildups of the northern Gulf of Mexico continental slope: a review of submersible investigations. Geo-Mar. Lett. 14 (1994) 135-148
49. Roberts H.H., Aharon P., Carney R., Larkin J., and Sassen. Sea floor responses to hydrocarbon seeps, Louisiana continental slope. Geo. Mar. Lett. 10 (1990) 232-243
50. Rogers J.N., Kelley J.T., Belknap D.F., Gontz A., and Barnhardt W.A. Shallow-water pockmark formation in temperate estuaries: a consideration of origins in the western gulf of Maine with special focus on Belfast Bay. Mar. Geol. 225 (2006) 45-62
51. Rohr K.M.M., and Dietrich J.R. Strike-slip tectonics and development of the Tertiary Queen Charlotte Basin, offshore western Canada: evidence from seismic reflection data. Basin Res. 4 (1992) 1-19
52. Royal Society of Canada., 2002. Report of the Expert Panel on Science Related Issues to Oil and Gas Activities, Offshore British Columbia, pp. 1-9, 12, 22-31.
53. Schroot B.M., Klaver G.T., and Schüttenhelm R.T.E. Surface and subsurface expressions of gas seepage to the seabed-examples from the Southern North Sea. Mar. Petrol. Geol. 22 (2005) 499-515
54. Todd B.J., Page C.V., Oddvar L., and Shaw J. Glacial landforms on German Bank, Scotian Shelf: evidence for Late Wisconsinan ice-sheet dynamics and implications for the formation of De Geer moraines. Boreas 36 (2007) 1-22
55. Whiticar M.J., Schümann T., Niemann M., Rohr K.M.M., and Johns M. Delineation of Prospective Sectors in Hecate Strait with Offshore Petroleum Potential. Phase I Rep (2003) 137pp.
56. Whiticar M.J., Schümann T., and Rohr K.M.M. Analysis of Petroleum Potential in Queen Charlotte Basin. Phase II Rep (2004) 112 pp.
57. Yun J.W., Orange D.L., and Field M.E. Subsurface gas offshore of northern California and its link to submarine geomorphology. Mar. Geol. 154 (1999) 357-368