Subsidence and crustal roughness of ultra-slow spreading ridges in the northern North Atlantic and the Arctic Ocean

Geophysical Journal International

Volumn 177, Issue 2, 2009, Pages 451-462

  Ehlers, Birte Marie ^a   Jokat, Wilfried ^a  

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

Author keywords

Arctic region; Atlantic Ocean; Marine magnetics and palaeomagnetics; Sedimentary basin processes

Indexed keywords

CRUSTAL STRUCTURE; FRACTURE ZONE; GEOMORPHOLOGY; MAGNETIC FIELD; MAGNETIC SURVEY; PALEOMAGNETISM; SEA SURFACE TOPOGRAPHY; SEDIMENTARY BASIN; SEISMIC REFLECTION; SPREADING CENTER; SUBMARINE RIDGE; SUBSIDENCE; SURFACE ROUGHNESS; TECTONIC EVOLUTION;

ARCTIC; ARCTIC OCEAN; ATLANTIC OCEAN; ATLANTIC OCEAN (NORTH); EURASIAN BASIN; FRAM STRAIT; GAKKEL RIDGE; KNIPOVICH RIDGE; MOLLOY DEEP; NORWEGIAN SEA;

EID: 64849097024     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2009.04078.x     Document Type: Article

References (43)

1. Allen, P.A. & Allen, J.R., 1990. Basin Analysis Principles & Applications, Blackwell Science Publications, Oxford, p. 272.
2. Bird, R.T. & Pockalny, R.A., 1994. Late Cretaceous and Cenozoic seafloor and oceanic basement roughness: Spreading rate, crustal age and sediment thickness correlations, Planet. Sci. Lett., 123, 239-254.
3. Brozena, J.M., Childers, V.A., Lawver, L.A., Gahagan, L.M., Forsberg, R., Faleide, J.I. & Eldholm, O., 2003. New aerogeophysical study of the Eurasia Basin and Lomonosov Ridge: Implications for basin development, Geology, 31, 825-828.
4. DeMets, C., Gordon, R.G., Argus, D.F. & Stein, S., 1994. Effect of recent revisions to geomagnetic reversal time scale on estimates of current plate motions, Geophys. Res. Lett., 21, 2191-2194.
5. Dick, H.J.B., Lin, J. & Schouten, H., 2003. An ultraslow-spreading class of ocean ridge, Nature, 405-412.
6. Eldholm, O., Faleide, J.I. & Myhre, A.M., 1987. Continent-ocean transition at the western Barents Sea/Svalbard continental margin, Geology, 15, 1118-1122.
7. Eldholm, O., Karasik, A.M. & Reksnes, P.A., 1990. The North American plate boundary, in The Arctic Ocean region, Band L of The Geology of North America, pp. 171-184, eds Grantz, A., Johnson, L. & Sweeney, J.F., Geological Society of America, Boulder, Colorado.
8. Gaina, C., Roest, W.R. & Müller, R.D., 2002. Late Cretaceous - Cenozoic deformation of northeast Asia, Earth planet. Sci. Lett., 197, 273-286.
9. Goff, J.A., 1991. A global and regional stochastic analysis of near-ridge abyssal hill morphology, J. geophys. Res., 96(B13), 21 713-21 737.
10. Goff, J.A., Malinvero, A., Fornari, D.J. & Cochran, J.R., 1993. Abyssal Hill segmentation: Quantitative analysis of the East Pacific Rise Flanks 7°S-09°S, J. geophys. Res., 98(B8), 13 851-13 862.
11. Goff, J.A., Ma, Y., Shah, A., Cochran, J.R. & Sempéré, 1997, Stochastic analysis of seafloor morphology on the flank of the southeast Indian Ridge: The influence of ridge morphology on the formation of abyssal hills, J. geophys. Res., 102(B7), 15 521-15 534.
12. Gradstein, F., Ogg, J. & Smith, A. (eds), 2004. A Geological Time Scale 2004, Cambridge University Press, Cambridge.
13. Hayes, D.E. & Kane, K.A., 1991. The dependence of seafloor roughness on spreading rate, Geophys. Res. Lett., 18(8), 1425-1428.
14. Henstock, T.J. & White, R.S., 1996. Along-axis variability in crustal accretion at the Mid-Atlantic ridge: Results from the OCEAN study, J. geophys. Res., B6(101), 13 673-13 688.
15. Hey, R.N., Kleinrock, M.C., Miller, S.P., Atawater, T.M. & Searle, R.C., 1986. Sea Beam/Deep-Tow investigation of an oceanic propagating rift system, J. geophys. Res., 91, 3369-3393.
16. Jakobsson, M. & IBCAO Editorial Board Members, 2001. Improvement to the International Bathymetric Chart of the Arctic Ocean (IBCAO): updating the data base and the grid model, EOS, Trans. Am. geophys Un., 82(47), Fall Meet. Suppl., Abstract OS11B-0371.
17. Jokat, W. (ed.), 2003, The expedition ARKTIS XVIII/2 of RV "Polarstern" in 2002: Contributions of the participants, Berichte zur Polar- und Meeresforschung, Alfred-Wegener-Institut fuer Polar-und Meeresforschung, Bremerhaven, p. 449.
18. Jokat, W. & Micksch, U., 2004. Sedimentary structure of the Nansen and Amundsen basins, Arctic Ocean, Geophys. Res. Lett., 31(2), 4pp.
19. Jokat, W. & Schmidt-Aursch, M.C., 2007. Geophysical characteristics of the ultraslow spreading Gakkel Ridge, Arctic Ocean, Geophys. J. Int., 168, 983-998.
20. Karasik, A.M., 1968. Magnetic anomalies of the Gakkel Ridge and origin of Eurasian subbasin of the Artic Ocean, Geophys. Methods Prospect. Arctic, 5, 8-19.
21. Kristoffersen, Y., 1990. On the tectonic evolution and palaeoceanographic significance of the Fram Strait gateway, in Geological History of the Polar Oceans: Arctic Versus Antarctic, pp. 63-76, eds Bleil, U. & Thiede, J., Kluwer Academic Publishers, Bremen.
22. Lawver, L.A., Müller, R.D., Srivastava, S.P. & Roest, W., 1990. The opening of the Arctic Ocean, in Geological History of the Polar Oceans: Arctic Versus Antarctic, pp. 29-62, eds Bleil, U. & Thiede, J., Kluwer Academic Publishers, Bremen.
23. Leinweber, V.T., 2006. Abschätzung von Sedimentmächtigkeiten in der Framstraße anhand magnetischer Daten, Diploma thesis. Karl-Franzens-University, Graz, 96pp.
24. Louden, K.E., Osler, J.C., Srivastava, S.P. & Keen, C.E., 1996. Formation of oceanic crust at slow spreading rates: New constraint from an extinct spreading center in the Labrador Sea, Geology, 24(9), 771-774.
25. Ma, L.Y. & Cochran, J.R., 1997. Bathymetric roughness of the Southeast Indian Ridge: Implications for crustal accretion at intermediate spreading rate mid-ocean ridges, J. geophys. Res., 102(B8), 17 697-17 711.
26. MacDonald, K.C., 1982. Mid-ocean ridges: Fine scale tectonic, volcanic and hydrothermal processes within the plate boundary zone, Ann. Rev. Earth planet. Sci., 10, 155-190.
27. Malinverno, A., 1991. Inverse square-root dependence of mid-ocean ridge flank roughness on spreading rate, Nature, 352, 58-60.
28. Malinverno, A. & Cowie, P.A., 1993. Normal faulting and the topographic roughness of mid-ocean ridge flanks, J. geophys. Res., 98(B10), 17 921-17 939.
29. Menard, H.W., 1967, Sea-floor spreading, topography, and the second layer, Science, 157(3791), 923-924.
30. Michael, P.J. et al., 2003. Magmatic and amagmantic seafloor generation at the ultraslow-spreading Gakkel ridge, Arctic Ocean, Nature, 423, 956-961.
31. Micksch, U., 2004. Sedimentary structure, subsidence history roughness analysis of Nansen and Amundsen Basin, Arctic Ocean, Diploma thesis. University of Karlsruhe, Karlsruhe.
32. Minshull, T.A., 1999. On the roughness of Mesozoic oceanic crust in the western North Atlantic, Geophys. J. Int., 136, 286-290.
33. Morris, E., Detrick, R.S., Minshull, T.A., Mutter, J.C., White, R.S., Su, W. & Buhl, P., 1993. Seismic structure of oceanic crust in the western North Atlantic, J. geophys. Res., 98, 13 879-13 903.
34. Parsons, B. & Sclater, J.G., 1977. An analyses of the variation of ocean floor bathymetry and the heat flow with age, J. geophys. Res., 82(5), 803-827.
35. Ranero, C.R., Banda, E. & Buhl, P., 1970. The crustal structure of the Canary Basin: Accretion process at slow spreading centres, J. geophys. Res., 102(B5), 10 185-10 201.
36. Sclater, J.G. & Francheteau, J., 1970. The implications of terrestrial heat flow observations on current tectonic and geochemical models od the crust and upper mantle of the earth, Geophys. J. R. astron. Soc., 20, 509-542.
37. Sleep, N.H. & Rosendahl, B.R., 1979. Topography and tectonics of mid-ocean ridge axis, J. geophys. Res., 84(B12), 6831-6839.
38. Small, C., 1994. A global analysis of mid-ocean ridge axial topography, Geophys. J. Int., 116, 64-84.
39. Talwani, M. & Eldholm, O., 1977. Evolution of the Norwegian-Greenland Sea, Geol. Soc. Am. Bul., 88, 969-999.
40. Thiede, J. & the Shipboard Scientific Party, 2002. POLARSTERN ARKTIS XVII/2, Cruise Report: AMORE 2001 (Arctic Mid-Ocean Ridge Expedition), Berichte zur Polar- und Meeresforschung, Alfred-Wegener-Institute fuer Polar-und Meeresforschung, Bremerhaven, p. 421.
41. Verhoef, J., Macnab, R., Roest, W., Arjani-Hamed, J. & the project team, 1996. Magnetic anomalies of the Arctic and North Atlantic and adjacent land areas: GAMMAA5 (Gridded Aeromagnetic and Marine Magnetics of the North Atlantic and Arctic, 5 km), Open File 3125a (CD-Rom), Geological Survey of Canada.
42. Vogt, P.R., Taylor, P.T., Kovacs, L.C. & Johnson, G.L., 1979. Detailed aeromagnetic investigations of the Arctic Basin, J. geophys. Res., 84, 1071-1089.
43. Weigelt, E. & Jokat, W., 2001. Peculiarities of roughness and thickness of oceanic crust in the Eurasian Basin, Arctic Ocean, Geophys. J. Int., (145), 505-551.