Assessment of the ocean circulation in the Azores region as predicted by a numerical model assimilating altimeter data from Topex/Poseidon and ERS-1 satellites

Annales Geophysicae

Volumn 15, Issue 10, 1997, Pages 1354-1368

  Mailly, T ^a   Blayo, E ^b   Verron, J ^a  

^a LEGI   (France)

^b Laboratoire de Modelisation et Calcul   (France)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0642343576     PISSN: 09927689     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00585-997-1354-x     Document Type: Article

References (38)

1. Armi, L., and W. Zenk, Large lenses of highly saline Mediterranean water, J, Phys. Oceanogr., 14, 1560-1576, 1984.
2. Beckmann, A., C. W. Böning, B. Brügge, and D. Stammer, On the generation and role of eddy variability in the central North Atlantic Ocean, J. Geophys. Res., 99, 20381-20391, 1994.
3. Blayo, E., J. Verron, and J. M. Molines, Assimilation of Topex/Poseidon altimeter data into a circulation model of the North Atlantic. J. Geophys. Res., 99, 24691-24705, 1994.
4. Blayo, E., J. Verron, J. M. Molines, and L. Testard, Monitoring of the Gulf Stream path using Geosat and Topex/Poseidon altimetric data assimilated into a model of ocean circulation, J. Mar. Syst., 8, 73-89, 1996.
5. Blayo, E., T. Mailly. B. Barnier, P. Brasseur, C. Le Provost, J. M. Molines, and J. Verron, Complementarity of ERS-1 and Topex/Poseidon altimeter data in estimating the oceanic circulation: assimilation into a model of the North Atlantic, to appear in J. Geophys. Res., 1997.
6. Daniault, N., P. Blouch, and F. X. Fusey, The use of free-drifting meteorological buoys to study winds and surface currents, Deep-sea Res., 32, 107-113, 1985.
7. Eymard, L., S. Planton, P. Durand, et al., Study of the air - sea interactions at the mesoscale: the SEMAPHORE experiment, Annales Geophysicae, 14, 986-1015, 1916.
8. Ghil, M., and P. Malanotte-Rizzoli, Data assimilation in meteorology and oceanography, Adv. Geophys., 23, 141-265, 1991.
9. Hernandez, F., Comparison et combinaison des données altimétriques et des données de flotteurs lagrangiens: Application à la campagne Semaphore, PhD Thesis, Toulouse University, 340 pp., 1995.
10. Hernandez, F., P.-Y. Le Traon, and R. Morrow, Mapping mesoscale variability of the Azores current using Topex/Poseidon and ERS-1 altimetry, together with hydrographic and Lagrangian measurements, J. Geophys. Res., 100, 24995-25006, 1995.
11. Käse, R. H., and G. Siedler, Meandering of the subtropical front south-east of the Azores, Nature, 300, 245-246, 1982.
12. Käse, R. H., J. F. Price, P. L. Richardson, and W. Zenk, A quasisynoptic survey of the thermocline circulation and water mass distribution in the Canary basin, J. Geophys. Res., 91, 9739-9748, 1986.
13. Klein, B., and G. Siedler, On the origin of the Azores current, J. Geophys. Res., 94, 6159-6168, 1989.
14. Krauss, W., The North Atlantic Current, J. Geophys. Res., 91, 5061-5074
15. Krauss, W., and R. H. Käse, Mean circulation and eddy kinetic energy in the eastern North Atlantic, J. Geophys. Res., 89, 3407-3415, 1984.
16. Le Traon, P.-Y., and P. De Mey, The eddy field associated with the Azores Front east of the Mid-Atlantic Ridge as observed by Geosat altimeter, J. Geophys. Res., 99, 9907-9923, 1994.
17. Le Traon, P.-Y., P. Gaspar, F. Bouysseland, and H. Makhmara, Using Topex/Poseidon data to enhance ERS-1 data, J. Atmos. Oceanic Technol., 12, 161-170, 1995.
18. Maillard, C., and R. H. Käse, The near surface flow in the subtropical gyre south of the Azores, J. Geophys. Res., 94, 16133-16140, 1989.
19. Mercier, H., M. Ollitrault, and P. Y. Le Traon, An inverse model of the North Atlantic general circulation using Lagrangian float data, J. Phys. Oceanogr., 23, 689-715, 1993.
20. Morrow, R. A., and P. De Mey, Adjoint assimilation of altimetric, surface drifter, and hydrographic data in a quasi-geostrophic model of the Azores Current, J. Geophys. Res., 100, 25007-25025, 1995.
21. Müller, T. J., and G. Siedler, Multi-year current time series in the eastern North Atlantic Ocean, J. Mar. Res., 50, 63-98, 1995.
22. Richardson, P. L., Eddy kinetic energy in the North Atlantic Ocean from surface drifters, J. Geophys. Res., 88, 4355-4367, 1983.
23. Robinson, M. K., R. A. Bauer, and E. H. Schroeder, Atlas of North Atlantic-Indian Ocean monthly mean temperature and salinity of the surface layer, Ref. Publ. 18, US Naval Oceanography Office, Washington D.C., 1979.
24. Schmitz, W. J., and M. S. McCartney, On the North Atlantic circulation, Rev. Gcophys., 31, 29-49, 1993.
25. Schmitz, W. J., J. F. Price, and P. L. Richardson, Recent moored current meter and SOFAR float observations in the eastern Atlantic near 32°N, J. Mar. Res., 46, 301-319, 1988.
26. Siedler, G., W. Zenk, and W. J. Emery, Strong current events related to a subtropical front in the northeast Atlantic, J. Phys, Oceanogr., 15, 885-897, 1985.
27. Spall, M. A., Circulation in the Canary Basin: a model/data analysis, J. Geophys. Res., 95, 9611-9628, 1990.
28. Spall, M. A., Rossby wave radiation in the Cape Verde Frontal Zone, J. Phys. Oceanogr., 22, 796-807, 1992.
29. Stommel, H., P. Niiler, and D. Anati Dynamic topography and recirculation of the North Atlantic, J. Mar. Res., 36, 449-468, 1978.
30. Stramma, L., Geostrophic transport in the warm water sphere of the eastern subtropical North Atlantic, J. Mar. Res., 42, 537-558, 1984.
31. Stramma, L., and H. J. Isemer, Seasonal variability of meridional temperature fluxes in the eastern North Atlantic Ocean, J. Mar. Res., 46, 281-299, 1988.
32. Stramma, L., and T. J. Müller, Some observations of the Azores current and the North Equatorial current, J. Geophys. Res., 94, 3181-3186, 1989.
33. Sy, A., Investigation of large-scale circulation patterns in the central North Atlantic: the North Atlantic current, the Azores current, and the Mediterranean water plume in the area of the mid-Atlantic ridge, Deep Sea Res., 35, 383-413, 1988.
34. Treguier, A. M., Kinetic energy analysis of an eddy resolving, primitive equation model of the North Atlantic, J. Geophys. Res., 97, 687-701, 1992.
35. Verron, J., Nudging altimeter data into quasigeostrophic ocean models, J. Geophys. Res., 99, 24584-24604, 1992.
36. Verron, J., and E. Blayo, The no-slip condition and separation of western boundary currents, J. Phys. Oceanogr., 26, 1938-1951, 1996.
37. Verron, J., J. M. Molines, and E. Blayo, Assimilation of Geosat data into a quasigeostrophic model of the North Atlantic between 20°N and 50°N: preliminary results, Oceanol. Acta, 15, 575-583, 1992.
38. Zenk, W., and T. J. Muller, Seven-year current meter record in the eastern North Atlantic, Deep Sea Res., 35, 1259-1268, 1988.