Seismic investigations along the western sector of Alpha Ridge, Central Arctic Ocean

Geophysical Journal International

Volumn 152, Issue 1, 2003, Pages 185-201

  Jokat, Wilfried ^a  

^a ALFRED WEGENER INSTITUTE FOR POLAR AND MARINE RESEARCH   (Germany)

Author keywords

Alpha Ridge; Arctic Ocean; Seismic reflection

Indexed keywords

CENOZOIC; CRETACEOUS; SEDIMENTARY SEQUENCE; SEISMIC DATA; SEISMIC REFLECTION; SEISMIC VELOCITY; UPPER CRUST;

ARCTIC OCEAN;

EID: 0037229781     PISSN: 0956540X     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1365-246X.2003.01839.x     Document Type: Article

References (30)

1. Bukry, D., 1984. Paleogene paleoceanography of the Arctic Ocean is constrained by the middle or late Eocene age of U.S.G.S. Core FL-422, Evidence from silicoflagellates. Geology, 12, 199-201.
2. Carlson, R.L., Christensen, N.I. & Moore, R.P., 1980. Anomalous crustal structures in ocean basins: continental fragments and oceanic plateaus, Earth planet. Sci. Lett., 51, 171-180.
3. Clark, D.L. & Byers, C.W., 1984. Cretaceous carbon rich sediment from the central Arctic Ocean. Geological Society of America Abstracts with Programs, 16, 472.
4. Forsyth, D.A., Asudeh, I., Green, A.G. & Jackson, H.R., 1986a. Crustal structure of the northern Alpha Ridge beneath the Arctic Ocean. Nature, 322, 349-352.
5. Forsyth, D.A., Morel-a-l'Huissier, P., Asudeh I. & Green, A.G., 1986b. Alpha Ridge and Iceland-products of the same plume? eds Johnson, G.L. & Kaminuma, K., J. Geodyn., 6, 197-214.
6. Grantz, A. et al., 1998. Phanerozoic stratigraphy of Northwind Ridge, magnetic anomalies in the Canada Basin, and the geometry and timing of rifting in the Amerasia Basin, Arctic Ocean, Geol. Soc. Am. Bull., 110, 801-820.
7. Hall, J.K., 1973. Geophysical evidence for ancient seafloor spreading from Alpha Cordillera and Mendeleyev Ridge, in Arctic Geology, Vol. 19, pp. 542-561, ed., Pitcher, M.G., American Association of Petroleum Geologists, Memoir.
8. Hunkins, K.L., 1961. Seismic studies of the Arctic Ocean floor, Geol. Arctic. 1, 645-665.
9. Jackson, H.R. & Johnson G.L., 1985. Summary of Arctic geophysics, J. Geodyn., 6, 245-262.
10. Jackson, H.R., Mudie, P.J. & Blasco, S.M., 1985. Initial geological report on CESAR-the Canadian Expedition to study the Alpha Ridge, Arctic Ocean, Geol. Surv. Canada, 84-22, 177.
11. Jackson, H.R., Forsyth, D.A. & Johnson, G.L., 1986. Oceanic affinities of the Alpha Ridge, Arctic Ocean, Marine Geol., 73, 237-261.
12. Jackson, H.R., Forsyth, D.A., Hall, J.K. & Overton, A., 1990. Seismic reflection and refraction, in The Geology of North America. The Arctic Region, Vol. L, pp. 153-170. eds Grantz, A., Johnson, G.L. & Sweeney, W.J., Geol. Soc. Amer., Boulder.
13. Jakobsson, M., Cherkis, N.Z., Woodward, J., Macnab, R. & Coakley, B., 2000. New grid of Arctic bathymetry aids scientists and mapmakers, EOS, Trans. Am. geophys. Un., 81, 89, 93, 96.
14. Jokat, W. ed., 2000. The Expedition ARKTIS-XV/2 of Polarstern in 1999, Berichte Polarforschung, 368, 128.
15. Jokat, W., Uenzelmann-Neben, G., Kristoffersen, Y. & Rasmussen, T., 1992. ARCTIC'91; Lomonosov Ridge-a double sided continental margin, Geology, 20, 887-890.
16. Jokat, W., Buravtsev, V. & Miller, H., 1995a. Marine seismic profiling in sea ice covered regions, Polarforschung, 64, 9-17.
17. Jokat, W., Weigelt, E., Kristoffersen, Y., Rasmussen, T. & Schöne, T., 1995b. New insights into evolution of the Lomonosov Ridge and the Eurasian Basin, Geophys. J. Int., 122, 378-392.
18. Jokat, W., Stein, R., Rachor, E., Schewe, I. & the Shipboard Scientific Party, 1999. Expedition gives fresh view of Central Arctic geology, EOS Trans., 80, 465, 472-473.
19. Kitchell, J.A. & Clark, D.L., 1982. Late Cretaceous-Paleogene paleogeography and paleocirculation; evidence of North Polar upwelling, Paleogeography, Paleoclimatology, Paleoecology, 40, 135-165.
20. Lawver, L.A. & Müller, R.D., 1994. Iceland hotspot track, Geology, 22, 311-314.
21. Laxon S. & McAdoo D., 1994. Arctic Ocean gravity field derived from ERS-1 satellite altimetry, Science, 265, 5172, 621-624.
22. Mudie, P.J. & Blasco, S.M., 1985. Lithostratigraphy of the CESAR cores, Geol. Survey Canada, 84-22, 59-99.
23. Mühe, R. & Jokat, W., 1999. Recovery of Volcanic Rocks from the Alpha Ridge, Arctic Ocean: Preliminary Results, EOS, Trans. Am. geophys. Un., 80, San Francisco, F1000.
24. Pogrebitsky, Yu. et al., 1993. ISSR Onshore and Offshore Magnetic Anomalies: Compilation and Tectonic Interpretation, Bedford Inst., Map Series.
25. Sweeney, J.F., Irving, E. & Geuer, J.W., 1978. Evolution of the Arctic Basin, in Arctic Geophysical Review, Vol. 45, pp. 4, 91 Earth Physics Branch, Ottawa.
26. Van Wagoner, N.A. & Robinson, P.T., 1985. Petrology and Geochemistry of a CESAR bedrock sample; implication for the origin of the Alpha Ridge. Initial Geological Report on CESAR, Geol. Survey of Canada, 84-22, 47-58.
27. Vogt, P.R., Taylor, P.T., Kovacs, L.C. & Johnson, G.L., 1982. The Canada Basin; aeromagnetic constraints on structure and evolution, Tectonophysics, 89, 295-336.
28. Vogt, P.R., Perry, R.K. & Taylor, P.T., 1984. Amerasia Basin, Arctic Ocean: magnetic anomalies and their decipherment. Arctic Geology, 27th Inter. Geology Congress, Vol. 4, pp. 152-161, Geological Society of America, Boulder.
29. Weber, J.R., 1986. The Alpha Ridge: gravity, seismic and magnetic evidence for a homogenous, mafic crust, J. Geodyn., 6, 117-136.
30. Zelt, C.A. & Smith, R.B., 1992. Seismic traveltime inversion for 2-D crustal velocity structures, Geophys. J. Int. 1089, 16-34.