A conjecture on the role of bottom-enhanced diapycnal mixing in the parameterization of geostrophic eddies

Journal of Physical Oceanography

Volumn 38, Issue 7, 2008, Pages 1607-1613

  Marshall, David P ^a   Naveira Garabato, Alberto C ^b  

^a UNIVERSITY OF OXFORD   (United Kingdom)

^b NATIONAL OCEANOGRAPHY CENTRE   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

BOTTOM TOPOGRAPHIES; DIAPYCNAL MIXING; LEE WAVES; OCEAN MODELS;

OCEAN ENGINEERING; OCEANOGRAPHY;

PARAMETERIZATION;

BOTTOM TOPOGRAPHY; EDDY; ENERGY FLOW; GEOSTROPHIC FLOW; INTERNAL WAVE; LEE WAVE; MIXING RATIO; OCEANIC CIRCULATION; OSCILLATION; PARAMETERIZATION;

EID: 65649144267     PISSN: 00223670     EISSN: None     Source Type: Journal    
DOI: 10.1175/2007JPO3619.1     Document Type: Article

References (45)

1. Adcock, S. T., and D. P. Marshall, 2000: Interactions between geostrophic eddies and the mean circulation over large-scale bottom topography. J. Phys. Oceanogr., 30, 3223-3238.
2. Aguilar, D. A., and B. R. Sutherland, 2006: Internal wave generation from rough topography. Phys. Fluids, 18, 066-603, doi:10.1063/1.2214538.
3. Arbic, B. K., and G. R. Flierl, 2004: Baroclinically unstable geostrophic turbulence in the limits of strong and weak bottom Ekman friction: Application to midocean eddies. J. Phys. Oceanogr., 34, 2257-2273.
4. Bretherton, F. B., and D. Haidvogel, 1976: Two-dimensional turbulence over topography. J. Fluid Mech., 78, 129-154.
5. Chapman, D. C., and D. B. Haidvogel, 1993: Generation of internal lee waves trapped over a tall isolated seamount. Geophys. Astrophys. Fluid Dyn., 69, 33-54.
6. Danabasoglu, G., and J. C. McWilliams, 1995: Sensitivity of the global ocean circulation to parameterizations of mesoscale tracer transports. J. Climate, 8, 2967-2987.
7. Danabasoglu, G., J. C. McWilliams, and P. R. Gent, 1994: The role of mesoscale tracer transports in the global ocean circulation. Science, 264, 1123-1126.
8. Dewar, W. K., and P. D. Killworth, 1995: Do fast gravity waves interact with geostrophic motions? Deep-Sea Res., 42, 1063-1081.
9. Gent, P. R., and J. C. McWilliams, 1990: Isopycnal mixing in ocean circulation models. J. Phys. Oceanogr., 20, 150-155.
10. Gent, P. R., J. Willebrand, T. J. McDougall, and J. C. McWilliams, 1995: Parameterizing eddy-induced tracer transports in ocean circulation models. J. Phys. Oceanogr., 25, 463-474.
11. Gille, S. T., M. M. Yale, and D. T. Sandwell, 2000: Global correlation of mesoscale ocean variability with seafloor roughness. Geophys. Res. Lett., 27, 1251-1254.
12. Gregg, M. C., 1987: Diapycnal mixing in the thermocline: A review. J. Geophys. Res., 92, 5249-5286.
13. Griffies, S. M., R. Pacanowski, and R. Hallberg, 2000: Spurious diapycnal mixing associated with advection in a Z-coordinate ocean model. Mon. Wea. Rev., 128, 538-564.
14. Huang, R. X., and W. Wang, 2003: Gravitational potential energy sinks in the oceans. From Stirring to Mixing in a Stratified Ocean: Proc. 'Aha Huliko'a Hawaiian Winter Workshop, Honolulu, HI, University of Hawaii at Manoa, 239-247.
15. Hughes, C. W., and B. A. de Cuevas, 2001: Why western boundary currents in realistic oceans are inviscid: A link between form stress and bottom pressure torque. J. Phys. Oceanogr., 31, 2871-2885.
16. Kunze, E., E. Firing, J. M. Hummon, T. K. Chereskin, and A. M. Thurnherr, 2006: Global abyssal mixing inferred from lowered ADCP shear and CTD strain profiles. J. Phys. Oceanogr., 36, 1553-1576.
17. Ledwell, J. R., A. J. Watson, and C. S. Law, 1998: Mixing of a tracer in the pycnocline. J. Geophys. Res., 103, 21 499-21 529.
18. MacCready, P., G. Pawlak, K. Edwards, and R. McCabe, 2003: Form drag on ocean flows. From Stirring to Mixing in a Stratified Ocean: Proc. 'Aha Huliko'a Hawaiian Winter Workshop, Honolulu, HI, University of Hawaii at Manoa, 119-130.
19. Maximenko, N. A., B. Bang, and H. Sasaki, 2005: Observational evidence of alternating zonal jets in the world ocean. Geophys. Res. Lett., 32, L12607, doi:10.1029/2005GL022728.
20. McWilliams, J. C., and I. Yavneh, 1998: Fluctuation growth and instability associated with a singularity of the balance equations. Phys. Fluids, 10, 2587-2596.
21. McWilliams, J. C., I. Yavneh, M. J. P. Cullen, and P. R. Gent, 1998: The breakdown of large-scale flows in rotating, stratified fluids. Phys. Fluids, 10, 3178-3184.
22. McWilliams, J. C., M. J. Molemaker, and I. Yavneh, 2001: From stirring to mixing of momentum: Cascades from balanced flows to dissipation in the oceanic interior. Near-Boundary Processes and Their Parameterization: Proc. 'Aha Huliko'a Hawaiian Winter Workshop, Honolulu, HI, University of Hawaii at Manoa, 59-66.
23. Molemaker, M. J., J. C. McWilliams, and I. Yavneh, 2000: Instability and equilibration of centrifugally-stable stratified Taylor-Couette flow. Phys. Rev. Lett., 86, 5270-5273.
24. Molemaker, M. J., J. C. McWilliams, and I. Yavneh, 2005: Baroclinic instability and loss of balance. J. Phys. Oceanogr., 35, 1505-1517.
25. Naveira Garabato, A. C., K. L. Polzin, B. A. King, K. J. Heywood, and M. Visbeck, 2004: Widespread intense turbulent mixing in the Southern Ocean. Science, 303, 210-213.
26. Naveira Garabato, A. C., D. P. Stevens, A. J. Watson, and W. Roether, 2007: Shortcircuiting of the overturning circulation in the Antarctic Circumpolar Current. Nature, 447, 194-197.
27. Pain, C. C., and Coauthors, 2005: Three-dimensional unstructured mesh ocean modelling. Ocean Modell., 10, 5-33.
28. Polzin, K. L., and E. Firing, 1997: Estimates of diapycnal mixing using LADCP and CTD data from 18S. International WOCE Newsletter, No. 29, WOCE International Project Office, Southampton, United Kingdom, 39-42.
29. Rhines, P. B., 1975: Waves and turbulence on a beta-plane. J. Fluid Mech., 69, 417-443.
30. Richards, K. J., N. A. Maximenko, F. O. Bryan, and H. Sasaki, 2006: Zonal jets in the Pacific Ocean. Geophys. Res. Lett., 33, L03605, doi:10.1029/2005GL024645.
31. Roberts, M., and D. Marshall, 1998: Do we require adiabatic dissipation schemes in eddy-resolving ocean models? J. Phys. Oceanogr., 28, 2050-2063.
32. Salmon, R., 1998: Lectures on Geophysical Fluid Dynamics. Oxford University Press, 400 pp.
33. Scott, R. B., and F. Wang, 2005: Direct evidence of an oceanic inverse kinetic energy cascade from satellite altimetry. J. Phys. Oceanogr., 35, 1650-1666.
34. Scott, R. B., and B. K. Arbic, 2007: Spectral energy fluxes in geostrophic turbulence: Implications for ocean energetics. J. Phys. Oceanogr., 37, 673-688.
35. Shcherbina, A., L. D. Talley, E. Firing, and P. Hacker, 2003: Near-surface frontal zone trapping and deep upward propagation of internal wave energy in the Japan/East Sea. J. Phys. Oceanogr., 33, 900-912.
36. Sloyan, B. M., 2005: Spatial variability of mixing in the Southern Ocean. Geophys. Res. Lett., 32, L18603, doi:10.1029/ 2005GL023568.
37. Tandon, A., and C. Garrett, 1996: On a recent parameterization of mesoscale eddies. J. Phys. Oceanogr., 26, 406-411.
38. Theiss, J., 2004: Equatorward energy cascade, critical latitude, and the predominance of cyclonic vortices in geostrophic turbulence. J. Phys. Oceanogr., 34, 1633-1678.
39. Treguier, A. M., and B. L. Hua, 1988: Influence of bottom topography on stratified quasi-geostrophic turbulence in the ocean. Geophys. Astrophys. Fluid Dyn., 43, 265-305.
40. Visbeck, M., J. Marshall, T. Haine, and M. Spall, 1997: On the specification of eddy transfer coefficients in coarse resolution ocean circulation models. J. Phys. Oceanogr., 27, 381-402.
41. Walter, M., C. Mertens, and M. Rhein, 2005: Mixing estimates from a large-scale hydro-graphic survey in the North Atlantic. Geophys. Res. Lett., 32, L13605, doi:10.1029/2005GL022471.
42. 2 change. Tellus, 58B, 73-87.
43. Wunsch, C., 1998: The work done by the wind on the oceanic general circulation. J. Phys. Oceanogr., 28, 2332-2340.
44. Wunsch, C., and R. Ferrari, 2004: Vertical mixing, energy, and the general circulation of the oceans. Annu. Rev. Fluid Mech., 36, 281-314.
45. Yavneh, I., J. C. McWilliams, and M. J. Molemaker, 2001: Non-axisymmetric instability of centrifugally stable, stratified Taylor-Couette flow. J. Fluid Mech., 448, 1-21.