A poleward jet and an equatorward undercurrent observed off Oregon and northern California, during the 1997-98 El Niño

Progress in Oceanography

Volumn 54, Issue 1-4, 2002, Pages 343-360

  Kosro, P M ^a  

^a OREGON STATE UNIVERSITY   (United States)

Author keywords

Coastal currents; Coastal jets; Continental slope; El Ni o phenomena; Sea level; Undercurrents

Indexed keywords

MOORING; OCEAN CURRENTS;

CONTINENTAL SLOPE;

OCEANOGRAPHY;

COASTAL CURRENT; CONTINENTAL SLOPE; EL NINO; JET FLOW; UNDERCURRENT;

CALIFORNIA CURRENT; PACIFIC OCEAN;

EID: 0036375076     PISSN: 00796611     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0079-6611(02)00057-5     Document Type: Review

References (41)

1. Barrick, D. E., Evans, M. W., & Weber, B. L. (1977). Ocean surface currents mapped by radar. Science, 198, 138-144.
2. Chelton, D. B. (1984). Seasonal variability of alongshore geostrophic velocity off central California. Journal of Geophysical Research, 89, 3473-3486.
3. Chelton, D. B., & Davis, R. E. (1982). Monthly mean sea-level variability along the west coast of North America. Journal of Physical Oceanography, 12, 757-784.
4. Chereskin, T. K., Morris, M. Y., Niiler, P. P., Kosro, P. M., Smith, R. L., Ramp, S. R., Collins, C. A., & Musgrave, D. L. (2000). Spatial and temporal characteristics of the mesoscale circulation of the California Current from eddy-resolving moored and shipboard measurements. Journal of Geophysical Research, 105, 1245-1270.
5. Clarke, A. J., & Van Gorder, S. (1994). On ENSO coastal currents and sea levels. Journal of Physical Oceanography, 24, 661-680.
6. Collins, C. A., Garfield, N., Paquette, R. G., & Carter, E. (1996a). Lagrangian measurement of subsurface poleward flow between 38°N and 43°N along the West Coast of the United States during summer, 1993. Geophysical Research Letters, 23, 2461-2464.
7. Collins, C. A., Paquette, R. G., & Ramp, S. R. (1996b). Annual variability of ocean currents at 350-m depth over the continental slope off Point Sur, California. CalCOFI Reports, 37, 257-263.
8. Davis, R. E., & Bogden, P. S. (1989). Variability on the California Shelf forced by local and remote winds during the Coastal Ocean Dynamics Experiment. Journal of Geophysical Research, 94, 4763-4783.
9. Enfield, D. B., & Allen, J. S. (1980). On the structure and dynamics of monthly mean sea level anomalies along the Pacific coast of North and South America. Journal of Physical Oceanography, 10, 557-578.
10. Firing, E., Ranada, J., & Caldwell, P. (1995). Processing ADCP data with the CODAS software system, version 3.1. Honolulu, HI: University of Hawaii.
11. Fleischbein, J., Hill, J., Huyer, A., Smith, R. L., & Wheeler, P. A. (1999). Hydrographic data from the GLOBEC long-term observation program off Oregon, 1997 and 1998. Corvallis, OR: College of Oceanic & Atmospheric Sciences, Oregon State University.
12. Garfield, N., Collins, C. A., Paquette, R. G., & Carter, E. (1999). Lagrangian exploration of the California undercurrent, 1992-95. Journal of Physical Oceanography, 29, 560-583.
13. Huyer, A., Kosro, P. M., Lentz, S. J., & Beardsley, R. C. (1989). Poleward flow in the California current system. In S. J. Neshyba, C. N. K. Mooers, R. L. Smith, & R. T. Barber (Eds.), Poleward flow along eastern ocean boundaries (pp. 142-156). New York: Springer-Verlag.
14. Huyer, A., Pillsbury, R. D., & Smith, R. L. (1975). Seasonal variation of the alongshore velocity field over the continental shelf off Oregon. Limnology and Oceanography, 20, 90-95.
15. Huyer, A., & Smith, R. L. (1985). The signature of El Niño off Oregon, 1982-1983. Journal of Geophysical Research, 90, 7133-7142.
16. Huyer, A., Smith, R. L., & Fleischbein, J. (2002). The coastal ocean off Oregon and Northern California during the 1997-98 El Niño. Progress in Oceanography, 54, this issue, PII: 50079-6611(02)00056-3.
17. Huyer, A., Smith, R. L., & Hickey, B. M. (1984). Observations of a warm-core eddy off Oregon, January to March 1978. Deep-Sea Research, 31, 97-117.
18. Huyer, A., Sobey, E. J. C., & Smith, R. L. (1979). The spring transition in currents over the Oregon continental shelf. Journal of Geophysical Research, 84, 6995-7011.
19. Joyce, T. M. (1989). In-situ 'calibration of shipboard ADCPs, Journal of Atmospheric & Oceanic Technology 6(1), 169-172.
20. Kosro, P. M. (1985). Shipboard acoustic current profiling during the Coastal Ocean Dynamics Experiment. Scripps Institution of Oceanography, University of California, San Diego. S 10 reference number 85-08, 119p.
21. Kosro, P. M. (1987). Structure of the coastal current field off northern California during the Coastal Ocean Dynamics Experiment. Journal of Geophysical Research, 92, 1637-1654.
22. Kosro, P. M., Huyer, A., Ramp, S. R., Smith, R. L., Chavez, F. P., Cowles, T. J., Abbott, M. R., Strub, P. T., & Barber, R. T. (1991). The structure of the transition zone between coastal waters and the open ocean off northern California, winter and spring 1987. Journal of Geophysical Research, 96, 96, 14707-14730.
23. Largier, J. L., Magnell, B. A., & Winant, C. D. (1993). Subtidal circulation over the northern California shelf. Journal of Geophysical Research, 98, 18147-18179.
24. Lentz, S. J., & Chapman, D. C. (1989). Seasonal differences in the current and temperature variability over the northern California shelf during the Coastal Ocean Dynamics Experiment. Journal of Geophysical Research, 94, 12571-12592.
25. Lipa, B., & Barrick, D. E. (1983). Least-squares methods for extraction of surface currents from CODAR crossed-loop data: application at ARSLOE. IEEE Journal of Oceanic Engineering, OE-8, 226-253.
26. Lynn, R. J., & Simpson, J. J. (1987). The California Current system: the seasonal variability of its physical characteristics. Journal of Geophysical Research, 92, 12947-12966.
27. Lynn, R. J., & Simpson, J. J. (1990). The flow of the undercurrent over the continental borderland off southern California. Journal of Geophysical Research, 95, 12995-13008.
28. Neshyba, S.J., Mooers, C.N.K., Smith, R.L., & Barber, R.T. (Eds.). (1989). Poleward flows along Eastern Ocean boundaries. Coastal and estuarine studies, New York: Springer-Verlag.
29. Peterson, W. E., Keister, J., & Feinberg, L. (2002). Effects of the El Niño event on the hydrography and zooplankton off the central Oregon coast. Progress in Oceanography, 54, this issue, PII: S0079-6611(02)00059-9.
30. Pierce, S. D., Smith, R. L., Kosro, P. M., Barth, J. A., & Wilson, C. D. (2000). Continuity of the poleward undercurrent along the eastern boundary of the mid-latitude North Pacific. Deep-Sea Research II, 47, 811-829.
31. Pollard, R. & Read, J. (1989). A method for calibrating shipmounted acoustic Doppler profiles and the limitations of gyro compasses. Journal of Atmospheric & Oceanic Technology, 6(6), 859-865.
32. Ramp, S. R., Rosenfeld, L. K., Tisch, T. D., & Hicks, M. R. (1997). Moored observations of the current and temperature structure over the continental slope off Central California 1. A basic description of the variability. Journal of Geophysical Research, 102, 22877-22902.
33. Schwing, F., Murphree, T., & de Witt, L. (2002). The origin of SST anomalies in the northeast Pacific during 1997-1999. Progress in Oceanography, 54, this issue, PII: S0079-6611(02)00064-2.
34. Schwing, F.B. (1998). Patterns and mechanisms for climate change in the North Pacific: the wind did it. Biotic Impacts of Extratropical Climate Variability in the Pacific; Proceedings of the 'Aha Huliko'a Winter Workshop, University of Hawii at Manoa, University of Hawaii.
35. Send, U., Beardsley, R. C., & Winant, C. D. (1987). Relaxation from upwelling in the Coastal Ocean Dynamics Experiment. Journal of Geophysical Research, 92, 1683-1698.
36. Smith, R. L. (1983). Peru coastal currents during El Niño: 1976 and 1982. Science, 221, 1397-1399.
37. Strub, P. T., Allen, J. S., Huyer, A., Smith, R. L., & Beardsley, R. C. (1987). Seasonal cycles of currents, temperatures, winds, and sea level over the Northeast Pacific continental shelf: 35° to 48°. Journal of Geophysical Research, 92, 1507-1527.
38. Strub, P. T., & James, C. (2002). Altimeter-derived surface circulation in the large-scale NE Pacific gyres: Part 2. 1997-1998 El Niño anomalies. Progress in Oceanography, 53(2-4), 185-214.
39. Werner, F. E., & Hickey, B. M. (1983). The role of a longshore pressure gradient in Pacific Northwest coastal dynamics. Journal of Physical Oceanography, 13, 395-410.
40. Wheeler, P., & Corwith, H. (2002). Chlorophyll and nutrient distributions of Oregon September 1997-September 1999: Comparisons of El Niño related variations. Progress in Oceanography, 54, this issue, PII: 50079-6611(02)00058-7.
41. Wooster, W.S., & Fluharty, D.L.E. (Eds.). (1985). El Niño north. Seattle: Washington Sea Grant Program.