Why anticyclones can split

Journal of Physical Oceanography

Volumn 33, Issue 8, 2003, Pages 1579-1591

  Drijfhout, S S ^a  

^a ROYAL NETHERLANDS METEOROLOGICAL INSTITUTE KNMI   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

MULTILAYERS; PRESSURE MEASUREMENT; STORMS;

ANTICYCLONES;

OCEANOGRAPHY;

ANTICYCLONE; MESOSCALE EDDY; MIXING; MOMENTUM TRANSFER; WATER EXCHANGE;

EID: 0141538260     PISSN: 00223670     EISSN: None     Source Type: Journal    
DOI: 10.1175/2399.1     Document Type: Article

References (24)

1. Benilov, E. S., 2003: Instability of quasi-geostrophic vortices in a two-layer ocean with a thin upper layer. J. Fluid Mech., 475, 303-331.
2. Benilov, E. S., B. Broutman, and E. P. Kuznetsova, 1998: On the stability of large-amplitude vortices in a continuously stratified fluid on the f-plane. J. Fluid Mech., 355, 139-162.
3. Bleck, R., and D. B. Boudra, 1981: Initial testing of a numerical ocean circulation model using a hybrid (quasi-isopycnic) vertical coordinate. J. Phys. Oceanogr., 11, 755-770.
4. Bleck, R., and L. T. Smith, 1990: A wind-driven isopycnic coordinate model of the north and equatorial Atlantic Ocean. 1. Model development and supporting experiments. J. Geophys. Res., 95, 3273-3505.
5. Cushman-Roisin, B., and B. Tang, 1990: Emergence of eddies beyond the radius of deformation. J. Phys. Oceanogr., 20, 97-113.
6. Dewar, W. K., and P. D. Killworth, 1995: On the stability of oceanic rings. J. Phys. Oceanogr., 25, 1467-1487.
7. Dewar, W. K., P. D. Killworth, and J. R. Blundell, 1999: Primitive-equation instability of wide oceanic rings. Part II: Numerical studies of ring stability. J. Phys. Oceanogr., 29, 1744-1758.
8. Drijfhout, S. S., C. A. Katsman, L. de Steur, P. C. F. van der Vaart, P. J. van Leeuwen, and C. Veth, 2003: Modeling the initial fast, sea-surface height decay of Agulhas ring "Astrid." Deep-Sea Res., 50B, 299-319.
9. Flierl, G. R., 1988: On the instability of geostrophic vortices. J. Fluid Mech., 197, 349-388.
10. Gent, P. R., and J. C. McWilliams, 1986: The instability of circular vortices. Geophys. Astrophys. Fluid Dyn., 35, 209-233.
11. Griffiths, R. W., and P. F. Linden, 1981. The stability of vortices in a rotating, stratified fluid. J. Fluid Mech., 105, 283-316.
12. Katsman, C. A., H. A. Dijkstra, and S. S. Drijfhout, 1998: The rectification of the wind-driven flow due to its instabilities, J. Mar. Res., 56, 559-587.
13. Katsman, C. A., P. C. F. van der Vaart, H. A. Dijkstra, and W. P. M. de Ruijter, 2003: Stability of multilayer ocean vortices: A parameter study including realistic Gulf Stream and Agulhas rings. J. Phys. Oceanogr., 33, 1197-1218.
14. Killworth, P. D., J. R. Blundell, and W. K. Dewar, 1997: Primitive-equation instability of wide oceanic rings. Part I: Linear theory. J. Phys. Oceanogr., 27, 941-962.
15. Kloosterziel, R. C., and G. J. F. van Heijst, 1991: An experimental study of unstable barotropic vortices in a rotating fluid. J. Fluid Mech., 223, 1-24.
16. McWilliams, J. C., 1984: The emergence of isolated coherent vortices in turbulent flow. J. Fluid Mech., 146, 21-43.
17. Nof, D., 1990: The role of angular momentum in the splitting of isolated eddies. Tellus, 42, 469-481.
18. Nof, D., 1991: Fission of single and multiple eddies. J. Phys. Oceanogr., 21, 40-52.
19. Ripa, P., 1987: On the stability of elliptical vortex solutions of the shallow water equations. J. Fluid Mech., 183, 343-363.
20. Saunders, P. M., 1973: The instability of a baroclinic vortex. J. Phys. Oceanogr., 3, 61-65.
21. Schouten, M. W., W. P. M. De Ruijter, and P. J. van Leeuwen, 2000: Translation, decay and splitting of Agulhas rings in the southeastern Atlantic Ocean. J. Geophys. Res., 105, 21 913-21 925.
22. Shi, C., and D. Nof, 1993: Splitting of eddies along boundaries. J. Mar. Res., 51, 771-795.
23. Simmons, H. L., and D. Nof, 2000: Islands as eddy splitters. J. Mar. Res., 58, 919-956.
24. van Aken, H. M., A. K. van Veldhoven, C. Veth, W. P. M. De Ruijter, P. J. van Leeuwen, S. S. Drijfhout, C. P. Whittle, and M. Rouault, 2003: Observations of a young Agulhas ring, Astrid, during MARE in March 2000. Deep-Sea Res., 50B, 167-195.