Samuel BentleySamuel Bentley 


Professor and Billy and Ann Harrison Chair in Sedimentary Geology

Fellow – American Association for the Advancement of Science (AAAS)

Bachelor's Degree(s): University of Georgia, BA in Theater with minor in Geology- 1985

Master's Degree: University of Georgia, MS in Geology- 1992

PhD: SUNY Stony Brook, PhD Coastal Geological Oceanography- 1998

Phone: (225) 578-5735

Fax: (225) 578-2302


Office: E307 Howe-Russell Building

Curriculum Vitae

Google Scholar Page:

Selected Professional Activities:

2019-2022: LSU Vice President for Research and Economic Development

2017-2019: Associate Dean of Research, LSU College of Science

2013-2017: Director, LSU Coastal Studies Institute 

2010-2013: member, Special Engineering and Science Team, organized by the National Audubon Society, National Wildlife Federation, and Environmental Defense Fund, for evaluating conservation and restoration of the Mississippi Delta

2010-2012: Research Councilor (elected), Executive Committee, Society for Sedimentary Geology

2009-2012: Associate Editor for sedimentology and stratigraphy, Canadian Journal of Earth Science

2009 Chief Scientist, Leg 4B of CCGS Amundsen 2009 Arctic Expedition, Leg 4b, Canada ArcticNet

Research Interests:

Coastal and marine sedimentology, sediment radiochemistry, fine sediment dynamics on continental shelves, bioturbation, predictive modeling of sedimentary fabric and structures

Selected Publications

Haddadian, S, *CE Ozdemir, BL Goodlow, G Xue, SJ Bentley, 2021, Direct Numerical Simulations of Miniature Along‐Shelf Current‐Supported Turbidity Currents: Conceptual Investigation of Velocity Structure and Drag Coefficient. Journal of Geophysical Research: Oceans, 126: 8, e2020JC016736

*DeLong, K. L., Gonzalez, S., Obelcz, J. B., Truong, J. T., Bentley, S. J. Sr, Xu, K., Reese, C. A., Harley, G. L., Caporaso, A., Shen, Z. & Middleton, B. A., 2021: Late Pleistocene baldcypress (Taxodium distichum) forest deposit on the continental shelf of the northern Gulf of Mexico. Boreas. ISSN 0300-9483.

Maloney, Jillian, Samuel J. Bentley, Kehui Xu, Ioannis Y. Georgiou, Navid H. Jafari, Michael D. Miner, 2020, Mass wasting on the Mississippi River Subaqueous Delta. Earth Science Reviews,

Bomer, E.J., Bentley, S.J., Crawford, F., Hughes, J.E.T., et al., 2019, Sediment Dynamics and Stratigraphic Evolution of Middle Barataria Bay and Middle Breton Sound, Louisiana, USA: Implications for the Implementation of River-Sediment Diversions. Estuarine, Coastal, and Shelf Science,

Denommee, K.D*., Harazim, D., and Bentley, S.J., 2019, Mud deposition and diagenesis within an Early Paleozoic clinothem: Power Steps Formation, Newfoundland, Canada. Geological Magazine, . DOI:

Restreppo, G.*, Bentley, S.J., Xu, K., and Wang, J., 2018, Riverine Sediment Contribution to Distal Wetlands: Fourleague Bay, LA. Estuaries and Coasts,

Obelcz, J*., Xu, K., Bentley, S.J., O'Connor, M. and Miner, M.D., 2018. Mud-capped dredge pits: An experiment of opportunity for characterizing cohesive sediment transport and slope stability in the northern Gulf of Mexico. Estuarine, Coastal and Shelf Science,

Maloney, J.M*., S.J. Bentley, K. Xu, J. Obelcz, I.Y. Georgiou, M. Miner, 2018, Mississippi River subaqueous delta is entering a stage of retrogradation. Invited research article, Marine Geology

Twilley, R. R.*, Bentley, S.J., Chen, Q.J., Edmonds, D.A., Hagen, S.C., Lam, N.S.L., et al., 2016, Co-evolution of wetland landscapes, flooding, and human settlement in the Mississippi River Delta Plain. Sustainability Science DOI: 10.1007/s11625-016-0374-4.

Septama, E*., and Bentley, SJ., 2016, Late Quaternary geomorphology, seabed evolution, and terrigenous sediment delivery to the Pandora and Moreseby Troughs, Gulf of Papua. Marine Geology doi:10.1016/j.margeo.2016.06.004.

Bentley, SJ*, Blum, MD, Maloney, J, Pond, LG, and Paulsell, RL, 2016, The Mississippi River Source to Sink System: Perspectives on Tectonic, Climatic, and Anthropogenic Influences, Miocene to Anthropocene. Earth Science Reviews doi:10.1016/j.earscirev.2015.11.001.


2011-Present, Harrison Chair in Sedimentary Geology and Professor, Louisiana State University, Department of Geology and Geophysics

2011-Present, Adjunct Professor, Memorial University of Newfoundland

2006-2011, Canada Research Chair in Seabed Processes and Seabed Imaging, and Associate Professor, Earth Sciences Dept., Memorial University of Newfoundland

2004-2006, Associate Professor, Department of Oceanography and Coastal Sciences (DOCS), Louisiana State University.

2006-Present, Adjunct Professor, Department of Oceanography and Coastal Sciences, LSU

1999-2004, Assistant Professor, Department of Oceanography and Coastal Sciences, LSU

1998-1999 Naval Research Laboratory Postdoctoral Fellow, Stennis Space Center, MS, Seafloor Sciences