Is the meander growth in the Brazil Current system off Southeast Brazil due to baroclinic instability?

Dynamics of Atmospheres and Oceans

Volumn 45, Issue 3-4, 2008, Pages 187-207

  da Silveira, I C A ^a   Lima, J A M ^b   Schmidt, A C K ^a   Ceccopieri, W ^b   Sartori, A ^b   Franscisco, C P F ^a   Fontes, R F C ^c  

^a Instituto Oceanografico   (Brazil)

^b Centro de Pesquisas e Desenvolvimenton Leopoldo A Miguez de Mello   (Brazil)

^c SÃO PAULO STATE UNIVERSITY UNESP   (Brazil)

Author keywords

Baroclinic instability; Brazil Current; Intermediate Western Boundary Current

Indexed keywords

ARSENIC; FOURIER ANALYSIS; NANOFLUIDICS; OCEAN CURRENTS; SPECTRUM ANALYSIS; SPECTRUM ANALYZERS; SPEECH; SYSTEM STABILITY; VORTICITY;

BAROCLINIC INSTABILITIES; BAROCLINIC INSTABILITY; BRAZIL CURRENT; BRAZILIAN COAST; CONFIDENCE LEVEL; CONTINENTAL SLOPES; CURRENT SYSTEMS; EDDY-SHEDDING; EMPIRICAL ORTHOGONAL FUNCTION ANALYSIS; EOF ANALYSIS; GROWTH RATES; GULF STREAMING; HATTERAS; INTERMEDIATE WESTERN BOUNDARY CURRENT; METER MOORING; MODE STRUCTURES; ONE-DIMENSIONAL; POTENTIAL VORTICITY GRADIENT; QUASI-GEOSTROPHIC MODEL; SINGLE MODES; SOUTHEAST BRAZIL; SPECTRAL ANALYSES; TIME-SERIES; TOTAL VARIANCE; UNSTABLE WAVES; VERTICAL STRUCTURES; VORTICITY WAVES; WESTERN BOUNDARY CURRENT;

TIME SERIES ANALYSIS;

BAROCLINIC INSTABILITY; CONTINENTAL SLOPE; CURRENT MEANDERING; EDDY; EMPIRICAL ANALYSIS; JET; OCEANIC CURRENT; SPECTRAL ANALYSIS; TIME SERIES ANALYSIS; VERTICAL PROFILE; WATER WAVE; WESTERN BOUNDARY CURRENT;

BRAZIL; CAPE HATTERAS; HATTERAS ISLAND; NORTH AMERICA; NORTH CAROLINA; SOUTH AMERICA; UNITED STATES;

EID: 49049104918     PISSN: 03770265     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.dynatmoce.2008.01.002     Document Type: Article

References (23)

1. Boebel O., Davis R.E., Ollitraut M., Peterson R., Richard P., Schmid C., and Zenk W. The intermediate depth circulation of the Western South Atlantic. Geophys. Res. Let. 26 21 (1999) 3329-3332
2. Bonatti J.P., and Rao V.B. Meso-scale perturbations and thermocline fronts in the South Atlantic Ocean. Dyn. Atmos. Oceans (1999) 30
3. Campos E.J.D., Gonçalves J.E., and Ikeda Y. Water mass structure and geostrophic circulation in the South Brazil Bight-summer of 1991. J. Geophys. Res. 100 C9 (1995) 18537-18550
4. Castro B.M., and Miranda L.B. Physical oceanography of the western atlantic continental shelf located between 4 ° N and 34 °S. The Sea 11 (1998) 209-251
5. Emery W.J., and Thomson R.E. Data Analysis Methods in Physical Oceanography (1998), Pergamon Press 634 pp
6. Evans D.L., and Signorini S.R. Vertical structure of the Brazil Current. Nature 315 (1985) 48-50
7. Flierl G.R. Models of vertical structure and the calibration of two-layer models. Dyn. Atm. and. Oc. 2 (1978) 341-381
8. Garfield III, N., 1990. The Brazil Current at Subtropical Latitudes. Ph.D. thesis, University of Rhode Island, 121 pp.
9. James C., Wimbush M., and Ichikawa H. Kuroshio meanders in the East China Sea. J. Phys. Oceanogr. (1999) 259-272
10. Johns W.E. One-dimensional baroclinically unstable waves on the Gulf Stream potential vorticity gradient near Cape Hatteras. Dyn. Atmos. Oceans 11 (1988) 323-350
11. Lima, J.A.M., 1997. Oceanic circulation on the Brazilian shelf break and slope at 22 °S. Ph.D. thesis, University of New South Wales, 164 pp.
12. Mascarenhas A.S., Miranda L.B., and Rock N. A study of oceanographic conditions in the region of Cabo Frio. In: Costlow Jr. D. (Ed). Fertility of The Sea vol. 1 (1971), Gordon and Breach, N.Y. 285-308
13. Olson D.B., Brown O.B., and Emmerson S.R. Gulf Stream frontal statistics from Florida Straits to Cape Hatteras derived from satellite and historical data. J. Geophys. res. 88 (1983) 4569-4577
14. Oppenheim A.V., and Schafer R. Discrete-Time Signal Processing (1998), Prentice-Hall 448 pp
15. Pedlosky J. Geophysical Fluid Dynamics (1987), Springer 710 pp
16. Pinardi N., and Robinson A.R. Dynamics of deep thermocline jets in the polymode region. J. Phys. Oceanogr. 17 (1987) 1163-1188
17. Preisendorfer R.W. Principal Component Analysis in Meteorology and Oceanography. Developments in Atmospheric Sciences (1988), Elsevier 126 pp
18. Schmid C.H., Schafer H., Podesta G., and Zenk W. The Vitória eddy and its relation to the Brazil Current. J. Phys. Oceanogr. 25 11 (1995) 2532-2546
19. Signorini S.R. On the circulation and the volume transport of the Brazil Current between the Cape of São Tomé and Guanabara Bay. Deep-Sea Res. 25 (1978) 481-490
20. Silveira I.C.A., Brown W.S., and Flierl G.R. Dynamics of the North Brazil Current retroflection from the WESTRAX observations. J. Geophys. Res. 105 C12 (2000) 28559-28583
21. Silveira I.C.A., Calado L., Castro B.M., Cirano M., Lima J.A.M., and Mascarenhas A.S. On the baroclinic structure of the Brazil Current-Intermediate Western Boundary Current system at 22 °- 23 °S. Geophys. Res. Lett. (2004) 31
22. Silveira I.C.A., Schmidt A.C.K., Campos E.J., de Godoi S.S., and Ikeda Y. A Corrente do Brasil ao largo da costa leste brasileira. Rev. Bras. Oceanogr. 48 2 (2000) 171-183 (C11)
23. Xue H., and Mellor G. Instability of the Gulf Stream front in the South Atlantic Bight. J. Phys. Oceanogr. 23 (1993) 2326-2350