A different perspective on the export of water from the South Atlantic

Journal of Physical Oceanography

Volumn 29, Issue 9, 1999, Pages 2285-2302

  Nof, Doron ^a   Van Gorder, Stephen ^a  

^a FLORIDA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CIRCULATION MODELING; MERIDIONAL CIRCULATION; SVERDRUP TRANSPORT; WARM WATER;

(SOUTH); ATLANTIC OCEAN;

EID: 0033367244     PISSN: 00223670     EISSN: None     Source Type: Journal    
DOI: 10.1175/1520-0485(1999)029<2285:ADPOTE>2.0.CO;2     Document Type: Article

References (72)

1. Arakawa, A., 1966: Computational design for long-term numerical integration of the equations of fluid motion. Two dimensional incompressible flow. Part 1. J. Comput. Phys., 1, 119-143.
2. Barnier, B., P. Marchesiello, A. P. de Miranda, J.-M. Molines, and M. Coulibaly, 1998: A sigma-coordinate primitive equation model for studying the circulation in the South Atlantic. Part I: Model configuration with error estimates. Deep-Sea Res. I, 45, 543-572.
3. Bennett, S. L., 1988: Where three oceans meet: The Agulhas retroflection region. Ph.D. thesis, MIT/WHOI, WHOI-88-51, xxvii + 367 pp. [Available from Massachusetts Institute of Technology, Cambridge, MA 02139.]
4. Bleck, R., and D. Boudra, 1981: Initial testing of a numerical ocean circulation model using a hybrid, quasi-isopycnic vertical coordinate. J. Phys. Oceanogr., 11, 755-770.
5. _, and _, 1986: Wind-driven spin-up in eddy-resolving ocean models formulated in isopycnic and isobaric coordinates. J. Geophys. Res., 91, 7611-7621.
6. _, and L. Smith, 1990: A wind-driven isopycnic coordinate model of the north and equatorial Atlantic Ocean. Part I: Model development and supporting experiments. J. Geophys. Res., 95, 3273-3285.
7. Boris, J., and D. Book, 1973: Flux-corrected transport. I:SHASTA, a fluid transport algorithm that works. J. Comput. Phys., 11, 38-69.
8. Boudra, D. B., and E. P. Chassignet, 1988: Dynamics of Agulhas retroflection and ring formation in a numerical model. Part I: The vorticity balance. J. Phys. Oceanogr., 18, 280-303.
9. Byrne, D., A. Gordon, and W. Haxby, 1995: Agulhas eddies: A synoptic view using Geosat ERM data. J. Phys. Oceanogr., 25, 902-917.
10. Charney, J. G., 1955: The Gulf Stream as an inertial boundary layer. Proc. Natl. Acad. Sci., 41, 731-740.
11. Clement, A. C., and A. L. Gordon, 1995: The absolute velocity field of Agulhas eddies and the Benguela Current. J. Geophys. Res., 100, 22 591-22 601.
12. Dengg, J., 1993: The problem of Gulf Stream separation: A barotropic approach. J. Phys. Oceanogr., 23, 2182-2200.
13. Dewar, W. K., and C. Gailliard, 1994: The dynamics of barotropically dominated rings. J. Phys. Oceanogr., 24, 5-29.
14. Drijfhout, S. S., E. Maier-Reimer, and U. Mikolajewicz, 1996: Tracing the conveyor belt in the Hamburg large-scale geostrophic ocean general circulation model. J. Geophys. Res., 101, 22 563-22 575.
15. Duncombe Rae, C. M., S. L. Garzoli, and A. L. Gordon, 1996: The eddy field of the southeast Atlantic Ocean: A statistical census from the BEST project. J. Geophys. Res., 101, 11 949-11 964.
16. Ezer, T., and G. Mellor, 1992: A numerical study of the variability and the separation of the Gulf Stream, induced by surface atmospheric forcing and lateral boundary flows. J. Phys. Oceanogr., 22, 660-682.
17. Garzoli, S. L., A. L. Gordon, V. Kamenkovich, D. Pillsbury, and C. Duncombe-Rae, 1996: Variability and sources of the southeastern Atlantic circulation. J. Mar. Res., 54, 1039-1071.
18. _, G. J. Goñi, A. J. Mariano, and D. B. Olson, 1997: Monitoring the upper southeastern Atlantic transports using altimeter data. J. Mar. Res., 55, 453-481.
19. Goldsbrough, G. R., 1933: Ocean currents produced by evaporation and precipitation. Proc. Roy. Soc. London, 141A, 512-517.
20. Goñi, G., S. Garzoli, A. Roubicek, D. Olson, and O. Brown, 1997: Agulhas ring dynamics from TOPEX/POSEIDON satellite altimeter data. J. Mar. Res., 55, 861-883.
21. Gordon, A. L., 1986: Inter-ocean exchange of thermocline water. J. Geophys. Res., 91, 5037-5050.
22. _, and W. F. Haxby, 1990: Agulhas eddies invade the South Atlantic: Evidence from Geosat altimeter and shipboard conductivity - temperature - depth survey. J. Geophys. Res., 95, 3117-3127.
23. _, J. R. E Lutjeharms, and M. L. Gründlingh, 1987: Stratification and circulaton at the Agulhas retroflection. Deep-Sea Res., 34, 565-599.
24. _, W. F. Ray, W. M. Smethie, and M. J. Warner, 1992: Thermocline and intermediate water communication between the South Atlantic and the Indian Oceans. J. Geophys. Res., 91, 7223-7240.
25. Hellerman, S., and M. Rosenstein, 1983: Normal monthly wind stress over the world ocean with error estimates. J. Phys. Oceanogr., 13, 1093-1104.
26. Hisard, P., C. Henin, R. Goughton, B. Piton, and P. Rual, 1986: Oceanic conditions in the tropical Atlantic during 1983 and 1984. Nature, 322, 243-245.
27. Kamenkovich, V. M., Y. P. Leonov, D. A. Nechaev, D. A. Byrne, and A. L. Gordon, 1996: On the influence of bottom topography on the Agulhas eddy. J. Phys. Oceanogr., 26, 892-912.
28. Killworth, P. D., 1991: Cross-equatorial geostrophic adjustment. J. Phys. Oceanogr., 21, 1581-1601.
29. Kunze, E., and T. B. Sanford, 1996: Abyssal mixing: Where it is not. J. Phys. Oceanogr., 26, 2286-2296.
30. Lebedev, I., and D. Nof, 1996: The drifting confluence zone. J. Phys. Oceanogr., 26, 2429-2448.
31. Ledwell, J. R., A. J. Watson, and C. S. Law, 1993: Evidence for slow mixing across the pycnocline from an open-ocean tracer-release experiment. Nature, 364, 701-703.
32. Levitus, S., 1982: Climatological Atlas of the World Ocean. NOAA Prof. Paper No. 13, U.S. Govt. Printing Office, Washington, DC, 173 pp.
33. Lueck, R. G., and T. D. Mudge, 1997: Topographically induced mixing around a shallow seamount. Science, 276, 1831-1833.
34. Lutjeharms, J. R. E., 1988: Examples of extreme circulation events at the Agulhas retroflection. S. Afr. J. Sci., 84, 584-586.
35. _, and A. L. Gordon, 1987: Shedding of an Agulhas ring observed at sea. Nature, 325, 138-140.
36. _, and H. R. Valentine, 1988: Eddies at the subtropical convergence south of Africa. J. Phys. Oceanogr., 18, 761-774.
37. _, and R. C. Van Ballegooyen, 1988: The retroflection of the Agulhas Current. J. Phys. Oceanogr., 18, 1570-1583.
38. Marchesiello, P., B. Barnier, and A. P. de Miranda, 1998: A sigma-coordinate primitive equation model for studying the circulation in the South Atlantic. Part II: Meridional transports and seasonal variability. Deep-Sea Res. I, 45, 573-608.
39. Marotzke, J., 1997: Boundary mixing and the dynamics of three-dimensional thermohaline circulations. J. Phys. Oceanogr., 27, 1713-1728.
40. Matano, R. P., 1993: On the separation of the Brazil Current from the coast. J. Phys. Oceanogr., 23, 79-90.
41. _, and S. G. H. Philander, 1993: Heat and mass balances of the South Atlantic Ocean calculated from a numerical model. J. Geophys. Res., 98, 977-984.
42. McCartney, M. S., and M. E. Woodgate-Jones, 1991: A deep-reaching anticyclonic eddy in the subtropical gyre of the eastern South Atlantic. Deep-Sea Res., 38, S411-S443.
43. Myers, P., A. Fanning, and A. Weaver, 1996: JEBAR, bottom pressure torque, and Gulf Stream separation. J. Phys. Oceanogr., 26, 671-683.
44. Nelson, G., and L. Hutchings, 1983: The Benguela upwelling area. Progress in Oceanography, Vol. 12, Pergamon, 333-356.
45. Nof, D., 1981: On the β-induced movement of isolated baroclinic eddies. J. Phys. Oceanogr., 11, 1662-1672.
46. _, 1998: The "separation formula" and its application to the Pacific Ocean. Deep-Sea Res. I, 45, 2011-2033.
47. Oberhuber, J. M., 1988: The Budget of Heat, Buoyancy and Turbulent Kinetic Energy at the Surface of the Global Ocean. Max-Planck-Institut für Meteorologie, Rep. No. 15, 19 pp. [Available from Max-Planck-Institut für Meteorologie, Bundesstraße 55, 20147 Hamburg, Germany.]
48. Olson, D. B., and R. H. Evans, 1986: Rings of the Agulhas Current. Deep-Sea Res., 33, 27-42.
49. Ou, H. W., and W. P. M. De Ruijter, 1986: Separation of an inertial boundary current from a curved coastline. J. Phys. Oceanogr., 16, 280-289.
50. Parsons, A. T., 1969: A two-layer model of Gulf Stream separation. J. Fluid Mech., 39, 511-528.
51. Peterson, R. G., and L. Stramma, 1991: Upper-level circulation in the South Atlantic Ocean. Progress in Oceanography, Vol. 26, Pergamon, 1-73.
52. Polzin, K. L., K. G. Speer, J. M. Toole, and R. W. Schmitt, 1996: Intense mixing of Antarctic Bottom Water in the equatorial Atlantic Ocean. Nature, 380, 54-57.
53. _, J. M. Toole, J. R. Ledwell, and R. W. Schmitt, 1997: Spatial variability of turbulent mixing in the abyssal ocean. Science, 276, 93-96.
54. Qiao, L., and R. H. Weisberg, 1997: The zonal momentum balance of the Equatorial Undercurrent in the central Pacific. J. Phys. Oceanogr., 27, 1094-1119.
55. Radko, T., 1997: Theoretical studies in mesoscale jets and vortices. Ph.D. dissertation. The Florida State University, 129 pp. [Available from Strozier Library, The Florida State University, Tallahassee, FL 32306.]
56. Rintoul, S. R., 1991: South Atlantic interbasin exchange. J. Geophys. Res., 96, 2675-2692.
57. Roemmich, D., 1983: The balance of geostrophic and Ekman transports in the tropical Atlantic Ocean. J. Phys. Oceanogr., 13, 1534-1539.
58. Saunders, P. M., and B. A. King, 1995: Oceanic fluxes on the WOCE All Section. J. Phys. Oceanogr., 25, 1942-1958.
59. Schlitzer, R., 1996: Mass and heat transports in the South Atlantic derived from historical hydrographic data. The South Atlantic: Present and Past Circulation, G. Wefer, Ed., Elsevier, 15 pp.
60. Schmitz, W. J., Jr., 1996: On the world ocean circulation. Vol. 1, Some global features/North Atlantic circulation. Woods Hole Oceanographic Institution Tech. Rep., WHOI-96-03. [Available from Woods Hole Oceanographic Institution, Woods Hole, MA 02543.]
61. Semtner, A. J., and R. M. Chervin, 1988: A simulation of the global ocean circulation with resolved eddies. J. Geophys. Res., 93, 15 502-15 522.
62. Shannon, L. V., 1985: The Benguela ecosystem. I. Evolution of the Benguela, physical features and processes. Oceanography and Marine Biology: An Annual Review, M. Barnes, Ed., Vol. 23, University Press, 105-182.
63. Speer, K. G., J. Holfort, T. Reynaud, and G. Siedler, 1996: South Atlantic Heat Transport at 11°S. The South Atlantic: Present and Past Circulation, G. Wefer, W. Berger, G. Siedler, and D. Webb, Eds., Springer-Verlag, 105-120.
64. Stramma, L., and R. J. Peterson, 1990: The South Atlantic Current. J. Phys. Oceanogr., 20, 846-859.
65. Thompson, J. D., and W. J. Schmitz Jr., 1989: A limited-area model of the Gulf Stream: Design, initial experiments, and model-data intercomparison. J. Phys. Oceanogr., 19, 791-814.
66. Toole, J. M., K. L. Polzin, and R. W. Schmitt, 1994: Estimates of diapycnal mixing in the abyssal ocean. Science, 264, 1120-1123.
67. van Ballegooyen, R. C., M. L. Gründlingh, and J. R. E. Lutjeharms, 1994: Eddy fluxes of heat and salt from the southwest Indian Ocean into the southeast Atlantic Ocean: A case study. J. Geophys. Res., 99, 14 053-14 070.
68. Veronis, G., 1973: Model of World Ocean circulation. Part I: Winddriven, two layer. J. Mar. Res., 31, 228-288.
69. _, 1976: Model of World Ocean circulation. Part II: Thermally driven, two-layer. J. Mar. Res., 34, 199-216.
70. Whitworth, T., III, and W. D. Nowlin Jr., 1987: Water masses and currents of the southern ocean at the Greenwich Meridian. J. Geophys. Res., 92, 6462-6476.
71. Woodruff, S. D., R. J. Slutz, R. L. Jenne, and P. M. Steurer, 1987: A comprehensive ocean-atmosphere data set. Bull. Amer. Meteor. Soc., 68, 1239-1250.
72. Zalesak, S. T., 1979: Fully multidimensional flux-corrected transport algorithms for fluids. J. Comput. Phys., 31, 335-362.