Influence of the barotropic mean flow on the width and the structure of the Atlantic equatorial deep jets

Journal of Physical Oceanography

Volumn 44, Issue 9, 2014, Pages 2485-2497

  Claus, Martin ^a   Greatbatch, Richard J ^a   Brandt, Peter ^a  

^a GEOMAR HELMHOLTZ CENTRE FOR OCEAN RESEARCH KIEL   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

BAROTROPIC; MEAN FLOW;

BAROCLINIC MOTION; BAROTROPIC MOTION; EQUATORIAL DYNAMICS; FLOW MODELING; JET FLOW; KELVIN WAVE; ROSSBY WAVE; VERTICAL PROFILE;

ATLANTIC OCEAN;

EID: 84907083330     PISSN: 00223670     EISSN: 15200485     Source Type: Journal    
DOI: 10.1175/JPO-D-14-0056.1     Document Type: Article

References (25)

1. Ascani, F., E. Firing, P. Dutrieux, J. P. McCreary, and A. Ishida, 2010: Deep equatorial ocean circulation induced by a forced-dissipated Yanai beam. J. Phys. Oceanogr., 40, 1118-1142, doi:10.1175/2010JPO4356.1.
2. Bourle`s, B., and Coauthors, 2003: The deep currents in the eastern equatorial Atlantic Ocean. Geophys. Res. Lett., 30, 8002, doi:10.1029/2002GL015095.
3. Brandt, P., V. Hormann, B. Bourle`s, J. Fischer, F. A. Schott, L. Stramma, and M. Dengler, 2008: Oxygen tongues and zonal currents in the equatorial Atlantic. J. Geophys. Res., 113, C04012, doi:10.1029/2007JC004435.
4. Brandt, P., V. Hormann, A. Ko¨rtzinger, M. Visbeck, G. Krahmann, L. Stramma, R. Lumpkin, and C. Schmid, 2010: Changes in the ventilation of the oxygen minimumzone of the tropical NorthAtlantic. J. Phys. Oceanogr., 40, 1784-1801, doi:10.1175/2010JPO4301.1.
5. Brandt, P., A. Funk, V. Hormann, M. Dengler, R. J. Greatbatch, and J. M. Toole, 2011: Interannual atmospheric variability forced by the deep equatorial Atlantic Ocean. Nature, 473, 497-500, doi:10.1038/nature10013.
6. Brandt, P., and Coauthors, 2012: Ventilation of the equatorial Atlantic by the equatorial deep jets. J. Geophys. Res., 117, C12015, doi:10.1029/2012JC008118.
7. Bunge, L., C. Provost, B. L. Hua, and A. Kartavtseff, 2008: Variability at intermediate depths at the equator in the Atlantic Ocean in 2000-06: Annual cycle, equatorial deep jets, and intraseasonalmeridional velocity fluctuations. J. Phys. Oceanogr., 38, 1794-1806, doi:10.1175/2008JPO3781.1.
8. Cane, M. A., and D. W. Moore, 1981: A note on low-frequency equatorial basin modes. J. Phys. Oceanogr., 11, 1578-1584, doi:10.1175/1520-0485(1981)011<1578:ANOLFE>2.0.CO;2.
9. Cane, M. A., and P. R. Gent, 1984: Reflection of low-frequency equatorial waves at arbitrary western boundaries. J. Mar. Res., 42, 487-502, doi:10.1357/002224084788505988.
10. Chang, P., and S. Philander, 1989: Rossby wave packets in baroclinic mean currents. Deep-Sea Res., 36A, 17-37, doi:10.1016/0198-0149(89)90016-2.
11. d'Orgeville, M., B. L. Hua, and H. Sasaki, 2007: Equatorial deep jets triggered by a large vertical scale variability within the western boundary layer. J. Mar. Res., 65, 1-25, doi:10.1357/002224007780388720.
12. Eriksen, C. C., 1982: Geostrophic equatorial deep jets. J. Mar. Res., 40, 143-157.
13. Firing, E., 1987: Deep zonal currents in the central equatorial Pacific. J. Mar. Res., 45, 791-812, doi:10.1357/002224087788327163.
14. Gill, A. E., 1982: Atmosphere-Ocean Dynamics. Academic Press, 664 pp.
15. Gouriou, Y., and Coauthors, 2001: Deep circulation in the equatorial Atlantic Ocean. Geophys. Res. Lett., 28, 819-822, doi:10.1029/2000GL012326.
16. Greatbatch, R. J., P. Brandt, M. Claus, S.-H. Didwischus, and Y. Fu, 2012: On the width of the equatorial deep jets. J. Phys. Oceanogr., 42, 1729-1740, doi:10.1175/JPO-D-11-0238.1.
17. Hayes, S. P., and H. B. Milburn, 1980: On the vertical structure of velocity in the eastern equatorial Pacific. J. Phys. Oceanogr., 10, 633-635, doi:10.1175/1520-0485(1980)010<0633:OTVSOV>2.0.CO;2.
18. Hua, B. L., D. W. Moore, and S. Le Gentile, 1997: Inertial nonlinear equilibration of equatorial flows. J. Fluid Mech., 331, 345-371, doi:10.1017/S0022112096004016.
19. Johnson, G. C., and D. Zhang, 2003: Structure of the Atlantic Ocean equatorial deep jets. J. Phys. Oceanogr., 33, 600-609, doi:10.1175/1520-0485(2003)033<0600:SOTAOE>2.0.CO;2.
20. Johnson, G. C., E. Kunze, K. E. McTaggart, and D. W. Moore, 2002: Temporal and spatial structure of the equatorial deep jets in the Pacific Ocean. J. Phys. Oceanogr., 32, 3396-3407, doi:10.1175/1520-0485(2002)032<3396:TASSOT>2.0.CO;2.
21. Leetmaa, A., and P. F. Spain, 1981: Results from a velocity transect along the equator from 125 to 1598W. J. Phys. Oceanogr., 11, 1030-1033, doi:10.1175/1520-0485(1981)011<1030:RFAVTA>2.0.CO;2.
22. Luyten, J. R., and J. C. Swallow, 1976: Equatorial undercurrents. Deep-Sea Res. Oceanogr. Abstr., 23, 999-1001, doi:10.1016/0011-7471(76)90830-5.
23. Richardson, P. L., and D. M. Fratantoni, 1999: Float trajectories in the deep western boundary current and deep equatorial jets of the tropical Atlantic. Deep-Sea Res. II, 46, 305-333, doi:10.1016/S0967-0645(98)00100-3.
24. Sadourny, R., 1975: The dynamics of finite-difference models of the shallow-water equations. J. Atmos. Sci., 32, 680-689, doi:10.1175/1520-0469(1975)032<0680:TDOFDM>2.0.CO;2.
25. Schopf, P. S., D. L. T. Anderson, and R. Smith, 1981: Betadispersion of low-frequency Rossby waves. Dyn. Atmos. Oceans, 5, 187-214, doi:10.1016/0377-0265(81)90011-7.