Cenozoic oceanic circulation within the South African gateway: Indications from seismic stratigraphy

South African Journal of Geology

Volumn 110, Issue 2-3, 2007, Pages 275-294

  Uenzelmann Neben, Gabriele ^a   Schlüter, Philip ^a   Weigelt, Estella ^a  

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

Author keywords

[No Author keywords available]

Indexed keywords

CENOZOIC; CONTINENTAL MARGIN; HEAT TRANSFER; OCEANIC CIRCULATION; SEISMIC STRATIGRAPHY; WATER MASS;

AFRICA; ATLANTIC OCEAN; CAPE BASIN; INDIAN OCEAN; PACIFIC OCEAN; SOUTH AFRICA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA;

EID: 36148996931     PISSN: 10120750     EISSN: None     Source Type: Journal    
DOI: 10.2113/gssajg.110.2-3.275     Document Type: Article

References (21)

1. Barrett, D.M. (1977). The Agulhas Plateau off southern Africa: A Geophysical Study. Geological Society of America Bulletin, 88, 749-763.
2. Ben-Avraham, Z., Hartnady, C.J.H. and Malan, J. A. (1993). Early tectonic extension between the Agulhas Bank and the Falkland Plateau due to the rotation of the Lafonia microplate. Earth and Planetary Science Letters, 117, 43-58.
3. Ben Avraham, Z., Niemi, T.M and Hartnady, C.J.H. (1994). Mid-Tertiary changes in deep ocean circulation patterns in the Natal Valley and Transkei Basin, Southwest Indian Ocean. Earth and Planetary Science Letters, 121, 639-646.
4. Ben-Avraham, Z., Hartnady, C.J.H. and Kitchin, K.A. (1997). Structure and tectonics of the Agulhas-Falkland Fracture Zone. Tectonophysics, 282, 83-95.
5. Berger, W.H. and Wefer, G. (2002). On the reconstruction of upwelling history: Namibia upwelling in context. Marine Geology, 180, 3-28.
6. Bittniok, B., Lazarus, D., Diester-Haass, L., Billups, K., Meyers, P. and Kiessling, W. (2005). Radiolarian and sedimentologic paleoproductivity proxy record from the Benguela Upwelling System, DSDP Site 532 and ODP Site 1084, 0-6 Ma. Poster abstracts, IODP/ ICDP-Colloquium, University of Potsdam, Germany.
7. Burton, K., W., Ling, H.-F. and O'Nions, R., K. (1997). Closure of the Central American Isthmus and its effect on deep-water formation in the North Atlantic. Nature, 386, 382-386.
8. Camden-Smith, F., Perrins, L.-A., Dingle R.V. and Brundrit, G.B. (1981). A preliminary report on long-term bottom-current measurements and sediment transport/erosion in the Agulhas Passage, southwest Indian Ocean. Marine Geology, 39, 81-88.
9. Compton, J.S., Wigley, R. and McMillan, I.K. (2004). Late Cenozoic phosphogenesis on the western shelf of South Africa in the vicinity of the Cape Canyon. Marine Geology, 206, 19-40.
10. De Ruijter, W.P.M., Biastoch, A., Drijfhout, S.S., Lutjeharms, J.R.E., Matano, R.P., Pichevin, T., van Leeuwen, P.J. and Weijer, W. (1999). Indian-Atlantic interocean Exchange: Dynamics, Estimation and Impact. Journal of Geophysical Research, C104, 20885-20910.
11. Diester-Haass, L., Robert, C. and Chamley, H. (1996), The Eocene-Oligocene preglacial-glacial transition in the Atlantic sector of the Southern Ocean (ODP site 690). Marine Geology, 131, 123-49.
12. Dingle, R.V. (1980). Large allochtohonous sediment masses and their role in the construction of the continental slope and rise off Southwestern Africa. Marine Geology, 37, 333-354.
13. Dingle, R.V. and Camden-Smith, F. (1979). Acoustic stratigraphy and current-generated bedforms in deep ocean basins off southeastern Africa. Marine Geology, 33, 239-260.
14. Dingle, R.V. and Hendey, Q.B. (1984). Late Mesozoic and Tertiary sediment supplyto the eastern Cape Basin (Southeast Atlantic) and palaeodrainage systems in southwestern Africa. Marine Geology, 56, 12-26.
15. Dingle, R.V. and Robson, S.H. (1985). Slumps, canyons and related features on the continental margin off East London, Southeast Africa (Southwest Indian Ocean). Marine Geology, 67, 37-54.
16. Dingle, R.V. and Robson, S.H. (1992). Southwestern African Continental Rise: Structural and Sedimentary Evolution. In: W. Poag and de Graciansky (Editors), Geologic evolution of Atlantic Continental Rifts, Van Nostrand Reinhold, New York, United States of America, 62-75.
17. Dupont, L.M., Donner, B., Vidal, L., Pérez, E.M. and Wefer, G. (2005). Linking desert evolution and coastal upwelling: Pliocene climate change in Namibia. Geology, 33, 461-464.
18. Eagles, G., Livermore, R. and Morris, P. (2006). Small basins in the Scotia Sea: The Eocene Drake Passage gateway. Earth and Planetary Science Letters, 242, 343-353.
19. Fullerton, L.G.; Frey, H.V., Roark, J.H. and Thomas, H.H. (1989). Evidence for a remanent contribution in Magsat data from the Cretaceous Quiet Zone in the South Atlantic. Geophysical Research Letters, 16, 1085-1088.
20. Faugères, J.C.and Stow, D.A.V. (1993). Bottom-Controlled Sedimentation: A Synthesis of the Contourite Problem. Sedimentary Geology 82, 287-297.
21. Faugères, J.C., Stow, D.A.V., Imbert, P. and Viana, A. (1999). Seismic Features Diagnostic of Contourite Drifts. Marine Geology, 162, 1-38.