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Phone: 979.845.0405
Fax: 979.845.8219
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Texas A&M University
Room 702C, Oceanography and Meteorology (O&M) Building
MS 3146,
College Station, Texas 77843

Course Offerings:

  • OCNG 251
  • OCNG 610 - Mathematical Models of Marine Ecosystems
  • OCNG 620 - Biological Oceanography
  • OCNG 646 - Dynamics of Colloids in the Environment (with P. Santschi)
  • OCNG 660 - Implementing Marine Ecosystem Models

Dr. George Jackson

Professor Emeritus

Ph.D. Environmental Engineering Science and Biology, California Institute of Technology, 1976

M.S. Environmental Engineering, California Institute of Technology, 1970

B.S. Physics, California Institute of Technology, 1969

Research Interests

  • Biological-chemical-physical modeling
  • Coagulation processes/particle dynamics
  • Marine pollution
  • Small-scale processes
  • Coastal ecosystems


  • Role of aggregates and flux feeding in controlling particle flux (with Dave Checkley, Mike Dagg).
  • Effect of nutrient sources on microbial dynamics


  • Professor, Oceanography, Texas A&M University, 1989–present
  • Associate Research Oceanographer, Scripps Institution of Oceanography, 1986–1989
  • Assistant Research Oceanographer, Scripps Institution of Oceanography, 1978–1986
  • Research Fellow, Environmental Quality Laboratory, California Institute of Technology, 1977–1978
  • Postdoctoral Scholar, Woods Hole Oceanographic Institution, 1975–1976


  • Association of Former Students Distinguished Achievement Award for Research 2004
  • Foreign Member, Royal Danish Academy of Sciences and Letters

Selected Publications

  • Stemmann, L., D. Eloire, A. Sciandra, G. A. Jackson, L. Guidi, M. Picheral, and G. Gorsky. 2008  Volume distribution for particles between 3.5 to 2000 μm in the upper 200m region of the South Pacific Gyre Biogeosciences 5: 299-310.
  • Jackson, G. A., and T Kiørboe. 2008.  Maximum phytoplankton concentrations in the sea.  Limnol. Oceanogr. 53 395-399
  • Jackson, G. A., 2008. Effect of mixed layer depth on phytoplankton removal by coagulation and on the critical depth concept.  Deep-Sea Res. I 55: 766-776.
  • Guidi, L., G. A. Jackson, L. Stemmann, J. C. Miquel, M. Picheral,  G. Gorsky.  2008.  Particle size distribution and flux in the mesopelagic: a close relationship.  Deep Sea Res. I. 55: 1364-1374.
  • Checkley, D. M., R. E. Davis, A. W. Herman, G. A. Jackson, B. Beanlands, and L. A. Regier. 2008. Assessing plankton and other particles in situ with the SOLOPC.  Limnol.  Oceanogr. 53: 2123-2136.
  • Bulow, S. E., C. A. Francis, G. A. Jackson, and B. B. B. Ward. 2008. Sediment denitrifier community composition and nirS gene expression investigated with functional gene microarrays.  Env. Microbio. 10: 3057-3069.
  • Burd, A. B., and G. A. Jackson. 2009. Particle aggregation. Annu. Rev. Mar. Sci.  1: 65-90.
  • Lepore, K.,  S. B. Moran,  A. B. Burd, G. A. Jackson, J. N. Smith, R. P. Kelly, E. Kaberi, S. Stravrakakis,  G. Asimakopoulou.  2009. Sediment trap and in-situ pump size-fractionated POC/234Th ratios in the Mediterranean Sea and Northwest Atlantic: implications for POC export. Deep-Sea Res. I. 56: 599-613.
  • Jackson, G. A. 2009.  Review of Living at microscale, by D. B. Dusenbery. Oceanography 22(3), 271-272.
  • Guidi, L., L. Stemmann,  G. A. Jackson, F. Ibanez, H. Claustre, L. Legendre, M. Picheral, and G. Gorsky. 2009. Effects of phytoplankton community on production, size and export of large aggregates: a world-ocean analysis. Limnol. Oceanogr.  54: 1951-1963.
  • Burd, A. B., D. A. Hansell, D. K. Steinberg, T. R. Anderson, J. Aristegui, F. Baltar, S. R. Beaupré, K. O. Buesseler, F. DeHairs, G. A. Jackson, D. C. Kadko, R. Koppelmann, R. S. Lampitt, T. Nagata, T. Reinthaler, C. Robinson, B. H. Robison, C. Tamburini, T. Tanaka 2010. Assessing the apparent imbalance between geochemical and biochemical indicators of meso- and bathypelagic biological activity: what the @$#! is wrong with present calculations of carbon budgets? Deep-Sea Res. II 57: 1557-1571.
  • Robinson, C., D. K. Steinberg, T. R. Anderson, J. Aristegui, C. A. Carlson, J. R. Frost, J.-F. Ghiglione, S. Hernandez-Leon,  G. A. Jackson, R. Koppelmann, B. Queguiner, O. Ragueneau, F. Rassoulzadegan, B. H. Robison, C. Tamburini, T. Tanaka, K. F. Wishner, J. Zhang. 2010. Mesopelagic ecology and biogeochemistry - a synthesis. Deep-Sea Res. II 57: 1504-1518.
  • Iversen, M. H., N. Nowald, H. Ploug,  G. A. Jackson, and G. Fischer. 2010. High resolution profiles of vertical particulate organic matter export off Cape Blanc, Mauritania: degradation processes and ballasting effects. Deep-Sea Res. I 57: 771-784.
  • Boyd, P. W., E. Ibisanmi, S. G. Sander, K. A. Hunter, and G. A. Jackson.  2010. Remineralization of upper ocean particles: implications for iron biogeochemistry. Limnol. Oceanogr. 55(3): 1271-1288.
  • Bouskill, N. J., D. Eveillard, G. O'Mullan, G. A. Jackson, and B. B. Ward. 2010. Seasonal and annual reoccurrence in ammonia-oxidizing bacterial population structure. Env. Microbio. 13: 872-886.
  • Jackson, G. A., and D. M. Checkley Jr. 2011. Particle size distributions in the upper 100 m water column and their implications for animal feeding in the plankton. Deep-Sea Res. I, 58: 283-298.
  • Jackson, G. A.  2012. Seascapes: the world of aquatic organisms as determined by their particulate natures. J. Exp. Biol. 215: 1017-1030.
  • Feng, Y., S. F. DiMarco, and G. A. Jackson.  2012. Relative role of wind forcing and riverine nutrient input on the extent of hypoxia in the northern Gulf of Mexico. Geophys. Res. Lett. 39, L09601, doi:10.1029/2012GL051192
  • Guidi, L., P. H. R. Calil, S. Duhamel, K. M. Björkman, G. A. Jackson, B. Li, M. J. Church, S. C. Doney, S. Tozzi, Z. S. Kolber, K. J. Richards, A. A. Fong, R. M. Letelier, G. Gorsky, L., D. M. Karl. Does eddy-eddy interaction promote phytoplankton production and carbon export?  J. Geophys. Res. Biogeosci. Accepted, 9 May 2012.
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