Julia Moriarty

Julia Moriarty

Assistant Professor



  • PhD: Virginia Institute of Marine Sciences, the College of William & Mary, 2017
  • MS: Virginia Institute of Marine Sciences, the College of William & Mary, 2012
  • BS: University of Chicago, 2009

Contact Information

(Office) 303 492-4771


Sediment transport; Biogeochemistry; Coastal oceanography; Numerical modeling

Research Interests

Transport and fate of sediment and nutrients in the coastal ocean; Continental shelves, estuaries, wetlands, and deltas; Numerical modeling; Coupled hydrodynamic-sediment transport-biogeochemistry models in ROMS and COAWST.


  • Mendenhall Postdoctoral Research Fellowship, U.S. Geological Survey, 2017
  • Student Modeler Award, CSDMS (Community Surface Dynamics Modeling System), 2017
  • Editors' Citation for Excellence in Refereeing, AGU, J. of Geophysical Research, 2016
  • George R. Healy Fellowship Award, College of William & Mary, 2016
  • Ray Krone Award , INTERCOH (International Conference on Cohesive Sediment Transport Processes), 2015
  • Anchor QEA Scholarship Recipient, Anchor QEA, 2016
  • East Asia and Pacific Summer Institute Fellow, NSF, 2013




Julia Moriarty, Friedrichs, M. A. M., Harris, C. K. 2020: Seabed resuspension in the Chesapeake Bay: Implications for biogeochemical cycling and hypoxia. Estuaries & Coasts. DOI: 10.1007/s12237-020-00763-8

Defne, Z., Ganju, N. K., Julia Moriarty 2019: Hydrodynamic and morphologic response of a back‐barrier estuary to an extratropical storm. Journal of Geophysical Research—Oceans, 124(11): 7700-7717. DOI: 10.1029/2019JC015238

Ganju, N. K., Defne, Z., Elsey‐Quirk, T., Julia Moriarty 2019: Role of tidal wetland stability in lateral fluxes of particulate organic matter and carbon. Journal of Geophysical Research—Biogeosciences 124(5): 1265-1277. DOI: 10.1029/2018JG004920

Bianucci, L., Balaguru, K., Smith, R. W., Leung, L. R., Julia Moriarty 2018: Contribution of hurricane-induced sediment resuspension to coastal oxygen dynamics. Scientific Reports, 8(1): 1-10. DOI: 10.1038/s41598-018-33640-3

Julia Moriarty, Harris, C. K., Friedrichs, M. A. M., Fennel, K., Xu, K. 2018: Impact of seabed resuspension on oxygen and nitrogen dynamics in the northern Gulf of Mexico: A numerical modeling study. Journal of Geophysical Research—Oceans, 123(10): 7237-7263. DOI: 10.1029/2018JC013950

Julia Moriarty, Harris, C. K., Fennel, K., Friedrichs, M. A. M., Xu, K., Rabouille, C. 2017: The roles of resuspension, diffusion and biogeochemical processes on oxygen dynamics offshore of the Rhône River, France: A numerical modeling study. Biogeosciences, 14(7): 1919-1946. DOI: 10.5194/bg-14-1919-2017

Kuehl, S. A., Alexander, C. R., Blair, N. E., Harris, C. K., Marsaglia, K. M., Ogston, A. S., A. R. Orpin, Roering, J. J., Bever, A. J., Bilderback, E. L., Carter, L., Cerovski-Darriau, C., Childress, L. B., Corbett, D. R., Hale, R. P., Leithold, E. L., Litchfield, N., Julia Moriarty, Page, M. J., Pierce, L. E. R., Upton, P., Walsh, J. P. 2016: A source-to-sink perspective of the Waipaoa River margin. Earth-Science Reviews, 153: 301-334. DOI: 10.1016/j.earscirev.2015.10.001

Julia Moriarty, Harris, C. K., Hadfield, M. G. 2015: Event-to-seasonal sediment dispersal on the Waipaoa River Shelf, New Zealand: A numerical modeling study. Continental Shelf Research, 110: 108-123. DOI: 10.1016/j.csr.2015.10.005

Julia Moriarty, Harris, C. K., Hadfield, M. G. 2014: A hydrodynamic and sediment transport model for the Waipaoa Shelf, New Zealand: Sensitivity of fluxes to spatially-varying erodibility and model nesting. Journal of Marine Science and Engineering, 2(2): 336-369. DOI: 10.3390/jmse2020336



Past Courses

  • ATOC 4850/5850: Numerical Methods and Modeling Lab Introduction to numerical methods in ATOC, for undergraduate and graduate students. Learn to create, write, and use numerical models of complex systems. Focuses on climate, ocean, and atmospheric models. Formerly ATOC 4500/7500