This U.S. GLOBEC research was jointly supported by the National Science Foundation and the NOAA Center for Sponsored Coastal Ocean Research:

National Science Foundation

Center for Sponsored Coastal Ocean Research

National Oceanic & Atmospheric Administration

Mesoscale and finescale mapping of physical and biological fields in the northern California Current system

A GLOBEC Northeast Pacific program project
Principal investigators: T. J. Cowles, J. A. Barth, and S. D. Pierce

College of Oceanic and Atmospheric Sciences at Oregon State University

Observations from the 2000 and 2002 field seasons (plots and data):

• SeaSoar data
• Bio-optics data
• Acoustic Doppler current profiler data
• HTI bioacoustics backscatter data
• CTD station data (non-SeaSoar) are available from the main U.S. GLOBEC data system

Publication on 2002 hypoxia event:

• Grantham, B. A., F. Chan, K. J. Nielsen, D. S. Fox, J. A. Barth, A. Huyer, J. Lubchenco and B. A. Menge, 2004. Upwelling-driven nearshore hypoxia signals ecosystem and oceanographic changes in the northeast Pacific. Nature, 429, 749-754.

Publications focusing on year 2000 results, from the Deep-Sea Research U.S. GLOBEC special issue (January 2005):

• Barth, J.A., S.D. Pierce, and T.J. Cowles (2005) Mesoscale structure and its seasonal evolution in the Northern California Current System. Deep-Sea Research II, 52, 5-28.
• Ressler, P. H., R. D. Brodeur, W. T. Peterson, S. D. Pierce, P. M. Vance, A. Rostad, and J. A. Barth (2005) The spatial distribution of euphausiid aggregations in the Northern California Current during August 2000. Deep-Sea Research II, 52, 89-108.
• Sutor, M. M., T. J. Cowles, W. T. Peterson, and S. D. Pierce (2005) Acoustic observations of finescale zooplankton distributions in the Oregon upwelling region. Deep-Sea Research II, 52, 109-121.
• Ainley, D. G., L. B. Spear, C. T. Tynan, J. A. Barth, S. D. Pierce, R. G. Ford and T. J. Cowles (2005) Physical and biological variables affecting seabird distributions during the upwelling season of the northern California Current. Deep-Sea Research II, 52, 123-143.
• Tynan, C. T., D. G. Ainley, J. A. Barth, T. J. Cowles, S. D. Pierce, and L. B. Spear (2005) Cetacean distributions relative to ocean processes in the northern California Current System. Deep-Sea Research II, 52, 145-167.

Additional publications:

• Barth, J. A., D. Hebert, A. C. Dale, and D. S. Ullman (2004) Direct observations of along-isopycnal upwelling and diapycnal velocity at a shelfbreak front. J. Phys. Oceanogr., 34, 543-565.
• Batchelder, H. P., J. A. Barth, P. M. Kosro, P. T. Strub, R. D. Brodeur, W. T. Peterson, C. T. Tynan, M. D. Ohman, L. W. Botsford, T. M. Powell, F. B. Schwing, D. G. Ainley, D. L. Mackas, B. M. Hickey, and S. R. Ramp (2002) Oceanography, 15, 36-47.

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