Samuel  Bentley 
Billy & Ann Harrison Chair of Sedimentology
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



Selected Professional Activities:

2013: Director, LSU Coastal Studies Institute 

2010-Present: 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

2010-12: 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


Graduate Students at LSU Geology and Geophysics:

PhD students:

Jillian Banks (co-supervised with Sophie Warny)

Kathryn Denommee

Marie Thomas (co-supervised with Sophie Warny)

Crawford White


MS Students:

Jeff Fabre (MS 2012)

Ashley Howell

Laura Sorey

Area of Interest

Research Interests:

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


Dr. Bentley's Research Page

Selected Publications

Selected publications:

Bentley, S.J., and Kahlmeyer, E., 2012, Patterns and mechanisms of fluvial sediment flux and accumulation in two sub-arctic fjords: Nachvak and Saglek fjords, Nunatsiavut, Canada. In press, Canadian Journal of Earth Sciences.


Bentley, S.J., and Nittrouer, C.A., 2012, Accumulation and intense bioturbation of carbonate muds along a platform margin: Dry Tortugas, Florida. Marine Geology v. 315-318 p. 44-57, doi: 10.1016/j.margeo.2012.05.002


Bentley, S.J., Freeman, Giosan, L., Willson, C.S., and Cable, J., 2012, The usefulness of diversions in delta restoration. In Day, J., et al., eds., Answering Ten Fundamental Questions About the Mississippi River Delta, p. 8-12, special report commissioned by the National Audubon Society, Environmental Defense Fund, and National Wildlife Federation. http://www.mississippiriverdelta.org/files/2012/04/MississippiRiverDeltaReport.pdf


Huelse, P., and Bentley, 2012, A 210Pb sediment budget and granulometric record of sediment fluxes in a subarctic deltaic system: The Great Whale River, Canada. Estuarine, Coastal, and Shelf Science, v. 109, p. 41-52,  http://dx.doi.org/10.1016/j.ecss.2012.05.019


Macquaker, J., Bentley, S.J., and Bohacs, K., 2010, Wave enhanced sediment-gravity flows and the dispersal of mud across continental shelves: a reappraisal of physical sedimentary processes operating in distal, “low energy” settings and their stratal record. Geology 38: 947-950.


*Muhammad, Z., Bentley, S.J., *Febo, L.A., Droxler A. W., Dickens, G.R., Peterson, L.C., and Opdyke, B.N.,  2008, Excess 210Pb inventories and fluxes along the continental slope and basins of the Gulf of Papua. Journal of Geophysical Research-Earth Surface VOL. 113, F01S17, doi:10.1029/2006JF000676, 2008.


Baustian, M.M, and Bentley, S.J., 2008, Innovative assessment tools for a short, fast-paced summer field course. Journal of College Science Teaching 37: 37-43.


Bentley, S.J., Sheremet, A., and Jaeger, J.M., 2006, Preservation potential of event layers on continental shelves: a model and observations. Continental Shelf Research 26: 2108-2124.


Bentley, S.J., and Sheremet, A., 2003, A new model for the emplacement, bioturbation, and preservation of sedimentary strata. Geology v. 31, no. 8, p. 725-728



2011-Present, Harrison Chair in Sedimentary Geology and Associate 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