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Dr. Steve DiMarco
Steve DiMarco
(979) 862-4168
(979) 862-8879
Eller O&M 702D

Texas A&M University O&M Building
Room 702D MS 3146 
College Station, Texas 77843


Ph.D. Physics, University of Texas at Dallas, 1991

M.S. Physics, University of Texas at Dallas, 1988

B.A., Physics, University of Dallas, 1985


College of Geosciences 2013 Distinguished Achievement Award for Research

The Association of Former Student of Texas A&M University, Distinguished Achievement Award for Teaching (College Level) 2009

Steve DiMarco

Physical Oceanography: Observing Systems

Research Interests

Observational Oceanography and Ocean Observing Systems (

  • Mechanisms Controlling Hypoxia Atlas (
  • Oceanographic Data Methods and Graphical Representation
  • Interdisciplinary Oceanography and Ocean Technology (
  • Ocean-related Problems of Societal Relevance: Oil Spill transport, Oceanic Response to Tropical Weather, Hypoxia  

Selected Publications

(‡ = student led paper)

  • ‡Z. Jing, P. Chang, SF DiMarco, L Wu, 2018. Observed energy exchange between low-frequency flows and internal waves in the Gulf of Mexico. J. Phys. Oceangr. (accepted in press). 
  • Dierks, A, C Dike, VL. Asper, SF DiMarco, JP Chanton, U Passow, 2018. Scales of seafloor sediment resuspension in the northern Gulf of Mexico", Elementa. (in press March 2018).
  • S.F. DiMarco and A. H. Knap, 2018. Chapter 4. Coastal Ocean Observing Systems of the 21st Century. Advances in Coastal Hydraulics. Pp. 111-143. Proof completed 3/2018; Expected publish date April 2018. 
  • National Academies of Sciences, Engineering, and Medicine. 2018. Understanding and Predicting the Gulf of Mexico Loop Current: Critical Gaps and Recommendations. Washington, DC: The National Academies Press. (DiMarco on Authorship Committee) 
  • S.F. DiMarco and H.M. Zimmerle, 2017. MCH Atlas: Oceanographic Observations of the Mechanism Controlling Hypoxia Project. Texas A&M University, Texas Sea Grant Publication TAMU-SG-17-601. Pp. 350. ISBN: 978-0-692-87961-0.
  • Chapman, P. SF DiMarco, R. Key, C. Previtti, S. Yvon-Lewis, 2017. Age of Gulf of Mexico water. Radiocarbon 60(1) 75-90.
  • Goni, Gustavo J., Todd, Robert E., Jayne, Steven R., Halliwell, George R., Glenn, Scott, Dong, Jili, Curry, Ruth G., Domingues, Ricardo, Bringas, Francis, Centurioni, Luca R., DiMarco, Steven F., Miles, Travis, Morell, Julio M., Pomales, Luis, Kim, Hyun-Sook, Robbins, Pelle E., Gawarkiewicz, Glen G., Wilkin, John L., Heiderich, Joleen, Baltes, Rebecca, Cione, Joseph J., Seroka, Greg, Knee, Kelly, Sanabia, Elizabeth, 2017. Autonomous and Lagrangian ocean observations for Atlantic tropical cyclone studies and forecasts, Oceanography 30, no. 2 (2017): 92–103, DOI:10.5670/oceanog.2017.227,
  • ‡Ramey, E., SF DiMarco,  K. Dreger, H. Zimmerle, Performance of an ocean buoyancy glider in a coastal region: Application to the Gulf of Mexico Hypoxic Zone, 2017. (Marine Technology Society Journal). 
  • ‡Vitale, S., S.F. DiMarco, H. Seidel and Z. Wang: Circulation Analysis in the NW IO using ARGO floats and Surface Drifter Observations and SODA Reanalysis Output. (Dynamics of Atmopheres and Ocean, Elsevier). Accepted 20 Feb 2017. 
  • ‡Zarate, L., K. Whilden, S.F. DiMarco, A.H. Knap, and J.N. Walpert J.N.  (2016). A high frequency radar oceanic current monitoring system for the Texas Coast: Enhancement to the Texas Automated Buoy System Network. Oceans 2016 Marine Technology Society MTS/IEE Conference in Monterey California. Pp 1-7. 
  • Ledwell, J. R., R. He, Z. Xue, S. F. DiMarco, L. Spencer, and P. Chapman (2016), Dispersion of a tracer in the deep Gulf of Mexico, J. Geophys. Res. Oceans, 121, doi:10.1002/2015JC011405 
  • Thyng, K., M., C. Greene, R D Hetland, H.M. Zimmerle, S. F. DiMarco, "True Colors of Oceanography Guidelines for Effective and Accurate Colormap Selection." (2016): Oceanography 29(3) 9-13. 
  • ‡L. J. Spencer, S. F. DiMarco, Z. Wang, J. J. Kuehl, D.A. Brooks, (2016). Asymmetric Oceanic Response to a Hurricane: Deepwater Observations during Hurricane Isaac. J. Geophys. Res. Oceans, 121, 7619-7649. doi: 10.1002/2015JC011560. 
  • Zhankun Wang, Steven F DiMarco, Scott A Socolofsky, 2016. Turbulence measurements in the northern gulf of Mexico: Application to the deepwater horizon oil spill on droplet dynamics. Deep Sea Research. 109, 40-50. 
  • Benny J. Gallaway, William J. Gazey, Charles W. Caillouet, Jr., Pamela T. Plotkin, Donna J. Shaver, F. Alberto Abreu Grobois, Anthony M. Amos, Patrick M. Burchfield, Ray R. Carthy, Marco  A. Castro Martínez, John G. Cole, Andrew T. Coleman, Melissa Cook, Steven DiMarco, Sheryan P. Epperly, Allen M. Foley, Masami Fujiwara, Daniel Gomez Gamez, Gary L. Graham, Wade L. Griffin, Selina S. Heppell, Francisco Illescas Martínez, Jackie Isaacs, Margaret M. Lamont, Rebecca L. Lewison, Kenneth J. Lohmann, James M. Nance, Jonathan Pitchford, Nathan F. Putman, Scott W. Raborn, Jeffery K. Rester, Jack J. Rudloe, Laura Sarti Martínez, Mark Schexnayder, Jeffrey R. Schmid, Christopher Slay, Mandy Tumlin, Thane Wibbels and Blanca M. Zapata Najera; 2016. Development of a Kemp’s Ridley Sea Turtle Stock Assessment Model. Gulf of Mexico Science, Special Issue on Sea Turtles, Ed. P. T. Plotkin. Accepter April 2016, published Dec 2016. Pub. Dauphin Island Sea Lab, AL. Vol 33 (2), 138-157. 
  • ‡Zhao Jing, Ping Chang, SF DiMarco, Lixin Wu, 2015. Role of near-inertial internal waves in sub-thermocline diapycnal mixing in the northern Gulf of Mexico. JPO 45(12), 3137-3154.
  • Adriana Mendez-Jimenez, WD Heyman, and SF DiMarco, 2015. Surface drifter movement indicates onshore egg transport from a reef fish spawning aggregation. Physical Geography, DOI: 10.1080/02723646.2015.1023243, pp. 1-14.
  • W. Zhang, RD Hetland, SF DiMarco, K Fennel, 2015. Processes controlling mid-water column oxygen minima over the Texas-Louisiana Shelf. J. Geophys. Res. (accepted, available on-line).
  • Y. Feng, K. Fennel, G.A. Jackson, S. F. DiMarco, R. D. Hetland, 2014. A model study of the response of hypoxia to upwelling favorable wind on the northern Gulf of Mexico Shelf. J. of Marine Systems. 131 (March 2014), 63-73.
  • NL Guinasso, JN Walpert, LL Lee III, SF DiMarco, S Buschang, 2014. Texas Automated Buoy System provides situational awareness of winds and currents on the coast of Texas. Proceedings of the American Petroleum Institute. International Oil Spill Conference Proceedings, 2014(1), 300175.
  • Wang, Z., SF DiMarco, S. Ingle and L. Belabbassi, 2013, A cabled oceanographic monitoring network in the northern Arabian Sea: success, challenges and opportunities, Advances in Earth Science, 28(5): 529-536.  (In Chinese).
  • Z. Wang, SF DiMarco, AE Jochens, and S. Ingle. 2013. High salinity events in the northern Arabian Sea and Sea of Oman. Deep Sea Research – I. 74, 14-24.
  • S.F. DiMarco, Zhankun Wang, Ann Jochens, Leila Belabbassi, Lubna Al-Kharusi, Matthew Howard, Marion Stoessel, Stephanie Ingle, and Ken du Vall. 2012. Cabled Ocean Observatory in the Sea of Oman and Arabian Sea. Eos, 93(31) 31 July 2012.
  • X. Zhang, R.D. Hetland, M. Marta-Almeida, S.F. DiMarco, 2012 A numerical investigation of the Mississippi and Atchafalaya 1 freshwater transport, filling and flushing times on the Texas-Louisiana Shelf. J. Geophys. Res., 117, C11009 doi:10.1029/2012JC008108.
  • Strauss, J., E.L. Grossman, and S.F. DiMarco, 2012, Stable Isotope in mollusk shells as indicators of benthic respiration and freshwater penetration on the Texas-Louisiana shelf, Bulletin of Marine Sciences,
  • Wang, Z, S.F. DiMarco, M. Stoessel, X. Zhang, M.K. Howard, K. du Vall,. 2012. Oscillation responses to Tropical Cyclone Gonu in the northern Arabian Sea from a moored observing system. In press, Deep Sea Research-I, February 2012.
  • S. F. DiMarco, J. Strauss, N. May, R. L. Mullins-Perry, E. Grossman, and D. Shormann, 2012. Texas Coastal Hypoxia Linked to Brazos River Discharge as Revealed by Oyxgen. Aquatic Geochemistry. Doi:10.1007/s10498-011-9156-x
  • R. D. Hetland and S. F. DiMarco, 2012. Skill assessment of a numerical model of the Texas-Louisiana Shelf. Ocean Modeling. 43-44, 64-76. Doi:10.1016/j.ocemod.2011.11.009
  • D. Forrest, R. Hetland, S. F. DiMarco. 2011. Multivariate investigation of hypoxia of the northern Gulf of Mexico. Environmental Research Letters. 6 045002, doi:10.1088/1748-9326/6/4/045002
  • Fennel, K., R. Hetland, Y. Feng, and S. F. DiMarco, 2011. A coupled physical-biological model of the northern Gulf of Mexico shelf: model description, validation, and analyses of phytoplankton variability. Biogeochemistry 8:1881-1899. doi:10.5194/bg-8-1881-2011.
  • ‡RL Mullins, SF DiMarco, J Walpert, NL Guinasso. Interdisciplinary Ocean Observing on the Texas Coast. MTS-Journal 45(1), 98-111, 2011.
  • ‡X. Li, T. S. Bianchi, Z. Yang, L. Osterman, M. Allison, S. DiMarco, G. Yang, 2011. Historical trends of hypoxia in Changjiang River estuary: Applications of chemical biomarkers and microfossilsJournal of Marine Systems 86, 57-68.
  • T. S. Bianchi, S. F. DiMarco, J. H. Cowan, Jr., R. D. Hetland, P. Chapman, J. W. Day, M. A. Allison, 2010. The Science of Hypoxia in the northern Gulf of Mexico: A Review. Science of the Total Environment. 408, 1471-1484. 
  • S. F. DiMarco, P. Chapman, N. Walker, R. Hetland, 2010. Does local topography control hypoxia of the Texas-Louisiana Shelf? Journal of Marine Systems, 80(1-2) 25-35. 
  • ‡X. Zhang, S. F. DiMarco, D. C. Smith, R. D. Hetland, 2010. Sea-breeze driven ocean Poincare wave propagation and mixing near the critical latitude with applications in the Gulf of Mexico. Journal of Physical Oceanography, 40, 48-66, DOI: 10.1175/2009JPO4216.1. 
  • L. E. Osterman, R. Z. Poore, P. W. Swarzenski, D. Senn, and S. F. DiMarco, 2009. 20th Century development and expansion of Louisiana shelf hypoxia, Gulf of Mexico. Geomarine Letters. 29(6), 405-414. 
  • E. J. D’Sa and S. F. DiMarco, 2009. Seasonal variability and controls on chromophoric dissolved organic matter in large river-dominated coastal margin. Limnology and Oceanography, 54(6), 2233-2242. 
  • T. S. Bianchi, S. F. DiMarco, R. W. Smith, and K. M. Schreiner, 2009. A Gradient of Dissolved Organic Carbon and Lignin from Terrebonne-Timbalier Bay Estuary to the Louisiana Shelf (USA). Marine Chemistry. 117(1-4), 32-41. 
  • S. F. DiMarco and D. Wu, 2009. U.S. and Chinese Scientists Discuss the Ocean's Response to Climate Change. Eos Trans. American Geophysical Union. 90(14), pp. 121. doi:10.1029/2009EO140009, 2009.
  • ‡X. Zhang, S. F. DiMarco, D. C. Smith, IV, M. K. Howard, A. E. Jochens, and R. D. Hetland, 2009. Near-resonant ocean response to sea breeze on a stratified continental shelf. Journal of Physical Oceanography, 39, 2137-2155. DOI: 10.1175/2009JPO4054.1.
  • T. S. Bianchi, S. F. DiMarco, M. A. Allison, P. Chapman, J. C. Cowan, R. D. Hetland, J. W. Morse, G. Rowe, 2008. Controlling hypoxia on the U.S. Louisiana Shelf: Beyond the nutrient-centric view. EOS, Transactions, American Geophysical Union. 89(26), pp. 236-237.
  • A. E. Jochens and S. F. DiMarco, 2008. Physical oceanographic conditions in the Gulf of Mexico during 2002-2004. Deep Sea Research Part II, 55, 2541-2554.
  • R. D. Hetland and S. F. DiMarco, 2008. How does the character of oxygen demand control the structure of hypoxia on the Texas-Louisiana continental shelf? J. of Marine Systems, 70(1-2), 49-62.
  • ‡A. M. Kaltenberg, D. C. Biggs, and S. F. DiMarco, 2007. Deep scattering layers of the northern Gulf of Mexico observed with a ship-board 38-kHz acoustic Doppler current Profiler (ADCP).  Gulf of Mexico Science, 2, 97-108.
  • D. C. O. Thornton, E. M. Fejes, S. F. DiMarco, and K. M. Clancy, 2007. Measurement of acid polysaccharides in marine and freshwater samples using alcian blue. Limnol. Oceanogr. Methods 5, 73-87.
  • S. F. DiMarco, L. Campbell, and N. L. Guinasso, Jr., 2005. A new Master’s level Certificate in Ocean Observing Systems at Texas A&M University. Marine Technol. Soc. Journal 39(3), 13-15.
  • S. F. DiMarco, R. O. Reid, W. D. Nowlin, Jr., 2005. A Statistical Description of the Near-surface Velocity Field from Drifters in the Gulf of Mexico. Geophysical Monograph Series, Volume 161, Circulation of the Gulf of Mexico: Observations and Models.  Eds. W. Sturges and A. Lugo-Fernandez. American Geophysical Union, pp. 101 - 110.
  • D. C. Biggs, A. E. Jochens, M. K. Howard, S. F. DiMarco, K. D. Mullin, R. R. Leben, F. E. Muller-Karger, and C. Hu, 2005. Eddy Forced Variations in On- and Off-Margin Summertime Circulation Along the 1000-m Isobath of the Northern Gulf of Mexico, 2000-2003, and Links with Sperm Whale Distributions Along the Middle Shelf. Geophysical Monograph Series, Volume 161, Circulation of the Gulf of Mexico: Observations and Models.  Eds. W. Sturges and A. Lugo-Fernandez. American Geophysical Union, pp. 71 - 86.
  • W. D. Nowlin, Jr., A. E. Jochens, S. F. DiMarco, 2005. Low-frequency Circulation Over the Texas-Louisiana Continental Shelf. Geophysical Monograph Series, Volume 161, Circulation of the Gulf of Mexico: Observations and Models.  Eds. W. Sturges and A. Lugo-Fernandez. American Geophysical Union, pp. 219 – 240.
  • A. Vazquez de la Cerda,, R. O. Reid, S. F. DiMarco, A. E. Jochens, 2005. Bay of Campeche Circulation: an Update. Geophysical Monograph Series, Volume 161, Circulation of the Gulf of Mexico: Observations and Models.  Eds. W. Sturges and A. Lugo-Fernandez. American Geophysical Union, pp. 279-294.
  • L.-Y. Oey, T. Ezer, G. Forristall, C. Cooper, S. F. DiMarco, and S. Fan, 2005. An exercise in forecasting loop current and eddy frontal positions in the Gulf of Mexico. Geophys. Res. Lett., 32, L12611, doi:10.1029/2005GL023253.
  • ‡L. Sindlinger, D.C. Biggs, and S. F. DiMarco, 2005. ADCP Backscatter Measurements as Proxy for zooplankton and micronecton biomass in the northeastern Gulf of Mexico. Continental Shelf Research 25, 259-275.
  • P. Chapman, S. F. DiMarco, R. E. Davis, and A. C. Coward, 2003. Flow at intermediate depths around Madagascar based on ALACE float trajectories.  Deep-Sea Research II 50, 1957-1986.
  • J. W. Morse, S. F. DiMarco, K. S. Sell, and A. B. Hebert, 2003. Determination of the optimum sampling intervals in sediment pore waters using the autocovariance function.  Aquatic Geochemisty, 9: 41-57.
  • J. W. Morse, S. F. DiMarco, A. Hebert, and K. Sell, 2003. A scaling approach to spatial variability in early diagenetic processes. Hydrobiologia 494: 25-29.
  • S. F. DiMarco, P. Chapman, W. D. Nowlin, Jr., P. Hacker, K. Donohue, M. Luther, G. Johnson, and J. Toole, 2002.Volume and property distributions of the Mozambique Channel. Deep-Sea Research Part II, 49, 1481-1511.
  • S. F. DiMarco, E. Meza Conde, and J. Zhang, 2001. Estimating wave elevation from pressure using second-order nonlinear wave-wave interaction theory with applications to Hurricane Andrew, J. Coastal Research 17(3), 657-671.
  • S. F. DiMarco, P. Chapman, and W. D. Nowlin, Jr., 2000. Satellite observations of upwelling on the continental shelf south of Madagascar. Geophysical Research Letters. 27(24), 3965-3968.
  • S. F. DiMarco, M. K. Howard, and R. O. Reid, 2000. Seasonal variation of wind-driven diurnal cycling on the Texas-Louisiana continental shelf. Geophysical Research Letters 21(7), 1017-1020. 
  • W. J. Wiseman, Jr., M. Inoue, R. Patchen, V. Ranisbrahmanakul, S. P. Murray, and S. DiMarco, 2000. Hydrography of the Louisiana Coastal Current: Model-Data Comparison. Interactions between Estuaries, Coastal Seas, and Shelf Seas, Ed. T. Yanagi, Terra Scientific Publishing Company (TERRAPUB), Tokyo. pp. 287-302.
  • W. D. Nowlin, Jr., A. E. Jochens, M. K. Howard, S. F. DiMarco, and W. W. Schroeder. 2000. Hydrographic properties and inferred  circulation over the northeastern shelves of the Gulf of Mexico during  spring and mid-summer 1998. Gulf of Mexico Science, 18(1), 40-54.
  • S. F. DiMarco and R. O. Reid, 1998. Characterization of the Principal Tidal Current Constituents on the Texas-Louisiana Shelf, J. Geophysical Research - Oceans, 103(2), 3093-3109. 
  • S. F. DiMarco, F. J. Kelly, Jun Zhang, and Norman L. Guinasso, Jr., 1995. Directional Wave Spectra on the Louisiana-Texas Shelf During Hurricane Andrew, Journal of Coastal Research, SI-21, 217-233.
  • S. F. DiMarco and C. D. Cantrell, 1991. "Parametric pulse breakup due to population pulsations in three-level systems". In Nonlinear Optics and Materials, Proceedings of the  SPIE Vol. 1497 (edited by C.D. Cantrell and C. M. Bowden). Pp. 178-187, 1991.

Additional Information


  • Professor, Department of Oceanography, Texas A&M University 2013 - present.
  • Associate Professor, Department of Oceanography, Texas A&M University 2004 - 2013.
  • Associate Research Scientist, Department of Oceanography, Texas A&M University, 2000 - 2004.
  • Assistant Research Scientist, Department of Oceanography, Texas A&M University, 1994 - 2000.
  • Research Associate, GERG, Texas A&M University, 1993 -1994.
  • Postdoctoral Research Associate (Advisor: M. O. Scully now at TAMU), Physics Department, University of New Mexico, 1991 - 1993.
  • Visiting Scientist, Max-Planck-Institute for Quantum Optics, Munich, Germany, 1992.

Current Students

Luz Areli Zarate MS

Hilal Al-Shaqsi (Ph.D.): Characterization of the Ras al Hadd Jet

Saud Al-Busaidi (Ph.D.): The northern Oman coastal current

Christian Nygren (Ph.D.): Physical Oceanography and coastal oceanography

Elizabeth Ramey (B.S.): Gliders on the Texas-Louisiana Shelf


Laura Spencer (M.S.): Water-column inertial and sub-inertial oceanic response to Hurricane Issac in the deepwater Gulf of Mexico (2014)

Heather Zimmerle (M.S..): Characterzing the interannual variability of the Texas Coastal Current (2014)

Rebecca Gray (B.S.): Hypoxia in the Gulf of Mexico, geological history of hypoxia in the Gulf of Mexico (2014)

Shelton Gay (Ph.D.): Dissertation: Seasonal variation in hydrography of small fjords in Prince Williams Sound, Alaska (2013)

Bo Li (Ph.D): Dissertation: Stratification limited vertical ventilation: Effects of water-column stability on the formation of hypoxia on the Texas-Louisiana Shelf (2013)

Mohammed Al Mazouqi (M.Gsc.) (2013)

Ruth Mullins-Perry (Ph.D): Dissertation: Coastal Hypoxia on the Texas Shelf: An Ocean Observing and Management Approach to Improving Gulf of Mexico Hypoxia Monitoring (2012)

Cathy Yang Feng (Ph.D): Dissertation Topic: Biological/physical modeling of hypoxia on the Texas-Louisiana (co-chair with George Jackson) (2012)

Saud Al-Busaidii (M. Gsc.): Master of Geosciences ( 2011)

Stuart Pearce (M.S): Thesis Topic: Shelf response to hurricane forcing (2011)

Sarah Stryker (M.S): Thesis topic: Physical Oceanography of the Gulf of Oman (2011)

Michael Lalime (M.S): Thesis topic: Deepwater observations of the northern Gulf of Mexico (2010)

Xiaoqian Zhang (Ph.D): Dissertation Topic: Air-sea interaction at critical latitudes (completed May 2009)

Kelly Cole (M.S): Thesis Topic: Low-frequency variability of currents in the Gulf of Mexico (completed August 2008)

Valeriya Kiselkova (Ph.D): Dissertation Topic: Relating instabilities to dissolved oxygen on a continental shelf (completed May 2008)

Sudeshna Lahiry (M.S): Thesis Topic: Property distributions on the Texas-Louisiana SHelf (completed August 2007)

Allyson Azzara (M.S.) Thesis Topic: Characterization of the deep scattering layer in the Gulf of Mexico as they relate to Sperm Whale diving and foraging behavior. (co-chair with Douglas Biggs) (2006)

Amanda Kahltenberg (M.S.) Thesis Topic: 38-kHz ADCP investigation of deep scattering layers in the Sperm Whale habitat in the northern Gulf of Mexico (co-chair with Douglas Biggs) (2004)

Laurie Sindlinger (M.S.) Thesis Topic: ADCP backscatter measurements in the northeastern Gulf of Mexico: Comparison of near-surface with near-bottom backscatter (co-chair with Douglas Biggs) (2003)

Rebecca Scott (M.S.) Thesis Topic: Spatial and temporal variability of plankton stocks from acoustic backscatter intensity and direct measurements in the northeastern Gulf of Mexico (co-chair with Douglas Biggs) (2001)

Ashlie Sears (M.Gsc.): Master of Geosciences (completed December 2008)

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