CV

LEILA J. HAMDAN

University of Southern Mississippi, School of Ocean Science and Technology, Division of Coastal Sciences

703 East Beach Drive
Ocean Springs MS 39564
Email: leila.hamdan@usm.edu

EDUCATION:

National Research Council Postdoctoral Associate 

2006   Marine Biogeochemistry Section, U.S. Naval Research Laboratory

Ph.D.

2003     Environmental Science and Policy, George Mason University

M.S.

2000    Biology, George Mason University

B.S.

1994    Biology, Rowan University of New Jersey

 

PROFESSIONAL APPOINTMENTS:

2016 – Present     Associate Professor, University of Southern Mississippi, Division of Coastal Sciences, Ocean Springs, MS

2013 – 2016            Assistant Professor, George Mason University, Dept. of Environmental Science and Policy, Manassas, VA

2013 – 2016    Associate Director, Microbiome Analysis Center, George Mason University, Manassas, VA

2007 – 2016  Research Microbial Ecologist, Naval Research Laboratory, Marine Biogeochemistry Section, Washington, DC

2006 – 2013     Adjunct Professor, Johns Hopkins University, Environmental Sciences and Policy Program, Baltimore, MD

2003 – 2006     National Research Council Postdoctoral Research Associate, Naval Research Laboratory, Washington, DC

1996 – 1997     Environmental Chemist, Savannah Laboratories, Inc., Destrehan, LA.

1995 – 1996     Environmental Chemist, TJH2B Analytical Services, Inc., New Orleans, LA.

 

PUBLICATIONS:

Lajtha, K, Bai, E, Baisden, T, Berhe, AA, Bowden, B, Brookshire, J, Brozostek, E, Crow, S, Driscol, C, Evans, C, Finlay, J, Fisk, M, Grandy, S, Hamdan, LJ, Harrison, J, Hawkes, C, Kalbitz, K, Kaushal, S, Kramer, M, Matzner, E, Melack, J, Mulder, J, Porder, S, Sanderman, J, Stanley, E, Tank, J, Vile, M, Voss, M, Wieder, K, Ziegler. 2017. Brave new world: Editorial in support of environmental science. Biogeochemistry. DOI: 10.1007/s10533-017-0316-y

Hamdan, LJ, Wickland, KP. (2016). Methane emissions from oceans, coasts, and freshwater habitats: New perspectives and feedbacks on climate. Limnol. Oceanogr. 61: S3-S12 DOI: 10.1002/lno.10449

Damour, M, Church, R, Warren, D, Horrell, C, Hamdan, LJ. 2016. Gulf of Mexico-Shipwreck Corrosion, Hydrocarbon Exposure, Microbiology, and Archaeology (GOM-SCHEMA) Project: Studying the Effects of a Major Oil Spill on Submerged Cultural Resources. In Marco Meniketti (ed.) ACUA Underwater Archaeology Proceedings of the 2015 Annual Meeting of the Society for Historical Archaeology, Seattle, WA, pgs. 51–61.

Treude, T, Krause, S, Schweers, J, Dale, A, Hamdan, LJ. 2014. Sulfate reduction and methane oxidation activity below the sulfate-methane transition zone in Alaskan-Beaufort continental margin sediments: Implications for deep sulfur cycling. Geochim. Cosmochim. Acta 144: 217-237.

Kirchman, DL, Hanson, TE, Cottrell, MT, Hamdan, LJ. 2014. Metagenomic analysis of organic matter degradation in methane-rich Arctic Ocean sediments. Limnol. Oceanogr. 59: 548-559.

Coffin, RB, Hamdan, LJ, Smith, J, Plummer, RE, Yoza, B, Pecher, I, Montgomery, MT. 2014. The Contribution of Vertical Methane Flux to Shallow Sediment Carbon Pools across the Porangahau Ridge, NZ. Energies 7: 5322-5356.

Gilbert, JA, Ball, M, Blainey, P, Blaser, MJ, Bohannan, B, Bateman, A, Bunge, J, Dominguez-Bello, MG, Epstein, S, Fierer, N, Gevers, D, Girkscheit, T, Hamdan, LJ, Harvey, J, Huttenhower, C, Kirkup, B, Kong, H, Lauber, C, Lemon, KP, Lynch, SV, Martin, L, Mello, C, Palma, J, Parker, R, Petrosino, J, Segre, JA, Vosshall, L, Yi, R, Knight, R. 2014. Meeting Report for the 1st skin microbiota workshop, boulder, CO October 15-16 2012. Stand. Genomic Sci. 9:1-7.

Leary, DH, Li, RW, Hervey, WJ, Lebedev, N, Hamdan, LJ, Wang, Z, Deschamps, JR, Kusterbeck, AW, Vora, GJ. Intergrated metagenomic and metaproteomic analyses of marine biofilms communities. Biofouling 30: 1211-1223.

Hamdan, LJ, Coffin, RB, Sikaroodi, M, Greinert, J, Treude, T, Gillevet, PM. 2013. Ocean currents shape the microbiome of Arctic marine sediments. ISME J. 7: 685-696.

Hamdan, LJ, Sikaroodi, M, Gillevet, PM. 2012. Bacterial community composition and diversity in methane charged sediments revealed by multitag pyrosequencing. Geomicrobiology J. 29:340-351

Howard, EC, Hamdan, LJ, Lizewski, SE, Ringeisen, BR. 2012. High frequency of glucose-utilizing mutants in Shewanella oneidensis MR-1. FEMS Microbiol. Lett. 327: 9-14.

Hamdan, LJ, Fulmer, PA. 2011. Effects of COREXIT® EC9500A on bacteria from a beach oiled by the Deepwater Horizon spill. Aquatic Microbial Ecol. 63: 101-109. (Feature Article)

Hamdan, LJ, Gillevet, PM, Pohlman, JW, Sikaroodi, M, Greinert, J, Coffin, RB. 2011. Diversity and biogeochemical structuring of bacterial communities across the Porangahau ridge accretionary prism, New Zealand. FEMS Microbiol. Ecol. 77: 518-532.

Schwalenberg, K, Wood, WT, Pecher, I, Hamdan, LJ, Henrys, S, Jegen, M, Coffin, RB. 2010 Preliminary interpretation of CSEM, heatflow, seismic, and geochemical data for gas hydrate distribution across the Porangahau Ridge, New Zealand. Mar. Geol. 272: 89-98

Hamdan, LJ, Gillevet, PM, Sikaroodi, M, Pohlman, JW, Plummer, RE, Coffin, RB. 2008. Geomicrobial characterization of gas hydrate bearing sediments along the mid-Chilean Margin. FEMS Microbiol. Ecol. 65: 15-30

Coffin, RB, Hamdan, LJ, Smith, JP, Gardner, J, Plummer, RE, Wood, WT. 2008. Analysis of methane and sulfate flux in methane-charged sediments from the Mississippi Canyon, Gulf of Mexico. Mar. Petrol. Geol. 25: 977-987

Steen, AD, Hamdan, LJ, Arnosti, C. 2008. Dynamics of dissolved carbohydrates in the Chesapeake Bay: Insights from enzyme activities, concentrations, and microbial metabolism. Limnol. Oceanogr. 53: 936-947

Boyd, TJ, Smith, DC, Apple, JK, Hamdan, LJ, Osburn, CL, Montgomery, MT. 2008. Evaluating PAH biodegradation relative to bacterial carbon demand in coastal ecosystems: Are PAHs truly recalcitrant? In: Microbial Ecology Research Trends. NOVA Sci. Publishers, Inc., Hauppauge, NY

Hamdan, LJ, Jonas, RB. 2007. The use of antibiotics to reduce bacterioplankton uptake of phytoplankton extracellular organic carbon (EOC) in the Potomac River estuary. JEMBE 342: 242-252

Coffin, RB, Pohlman, JW, Gardner, JM, Downer, RC, Wood, WT, Hamdan, LJ, Walker, SE, Plummer, RE, Gettrust, JF, Diaz, J. 2007. Methane hydrate exploration on the mid-Chilean Coast: A geochemical and geophysical survey. J Petrol. Sci. Eng. 56: 32-41

Hamdan, LJ, Jonas RB. 2006. Seasonal and inter-annual dynamics of free-living bacterioplankton and microbially labile organic carbon along the salinity gradient of the Potomac River. Estuaries Coasts 29:40 – 53

 

SELECTED TECHNICAL REPORTS:

Hamdan, LJ, Plummer, RE, Coffin, RB. 2012. Temporal and spatial patterns of water isotope ratios (δ2H and δ18O) in municipal tap water as measured by TCEA-IRMS. NRL Report 6110-12-9394.

Coffin, RB, Hamdan, LJ, Smith, JP, Plummer, RE, Millholland, LC, Larson, RC, Wood, WT. 2011. Beaufort Sea methane hydrate exploration: Energy and climate change. NRL Report 6110-11-9330.

Montgomery, MT, Coffin, RB, Boyd, TJ, Hamdan, LJ, Smith, JP, Plummer, RE, Walker, SE, Dittel, A, Masutani, SM, Li, QX, Osburn CL. 2009. Bacterial production and contaminant mineralization in sediments of the Ala Wai Canal, Oahu, Hawai’i. NRL Report 6114-09-9212.

Coffin, RB, Hamdan, LJ, Pohlman, JW, Wood, WT, Pecher, I, Henrys, S, Greinert, J, Faure, K, Gorman, A., Orpin, A. 2007. Geochemical characterization of concentrated gas hydrate deposits on the Hikurangi Margin, New Zealand. NRL Report 6110-08-9085

Walker, SW, Osburn, CL, Boyd, TJ, Hamdan, LJ, Coffin, RB, Smith, JP, Li, QX, Hennessee, C, Monteil, F, Hawari, J, Montgomery, MT. 2006. Mineralization of 2,4,6-trinitrotoluene in coastal waters and sediments. NRL Report 6114-06-10135.

 

SELECTED PRESENTATIONS:

Invited:

Hamdan, LJ. 2015. Comparative analysis of oil spill impacts on Gulf of Mexico Shipwrecks. Louisiana State University, Department of Oceanography and Coastal Sciences.

Hamdan, LJ, McGown, C, Gillevet, P, Fitzgerald, LA. 2015. Microbial ecology of Gulf of Mexico Shipwrecks. Society for Historical Archaeology.

Hamdan, LJ, Damour, M, Horrell, C. 2015. Gulf of Mexico SCHEMA: Effects of a major oil spill on submerged cultural resources. Where do we go from here? Society for Historical Archaeology.

Hamdan, LJ. 2014. Oil spill impacts on Gulf of Mexico shipwrecks: Implications for microbial ecology, archaeology, and ecosystem monitoring. Chesapeake Biological Laboratory, Distinguished Speaker Series.

Hamdan, LJ, Damour, M, Horrell, C. 2014. Evaluating the scale of oil spill impacts on deepwater shipwrecks in the Gulf of Mexico: From microbiomes to macrostructures. Gulf of Mexico Oil Spill and Ecosystem Sci. Conf.

Hamdan, LJ, Treude, T, Greinert, J, Coffin, RB, Gillevet, PM. 2013. The influence of hydrodynamic dispersal on sediment microbiomes. Center for Dark Energy Biosphere Investigations Annual meeting.

Hamdan, LJ. 2012. Ocean currents shape the microbiome of Arctic sediments and waters. University of Delaware 2012 Fall Invitational Seminar Series.

Hamdan, LJ. 2011. Emerging challenges for integrated ecosystem assessment. CERF, Daytona Beach.

Hamdan, LJ. 2011. Geomicrobiology of marine methane seeps: Case studies from the Chilean margin, Hikurangi margin, and Alaska Beaufort shelf. East Carolina University, Biology Seminar Series.

Hamdan, LJ, Sikaroodi, M., Coffin, RB, Plummer, RE and Gillevet, PM. 2008. Geomicrobial characterization of sediment bacterial communities across the Porangahau Ridge, New Zealand. AGU Fall Meeting.

Hamdan, LJ, Gillevet, PM, Sikaroodi, M, Plummer, RE, Coffin, RB. 2008. Geomicrobial characterization of gas hydrate bearing sediments from the continental margins of Chile and New Zealand. Bodega Marine Laboratory, Riley Seminar Series.

Hamdan, LJ, Jonas, RB, Coffin, RB, Boyd, TJ. 2008. Microbial processes in the lower tidal Potomac River and Chesapeake Bay. George Mason University, PEREC Inaugural Seminar Series.

Hamdan, LJ, Osburn, CL, Coffin, RB, Jonas, RB, Boyd, TJ. 2007. The role of phytoplankton production and bacterioplankton metabolism of autochthonous DOC in three North American estuaries, Smithsonian Environmental Research Center.

Contributed:

Hamdan, LJ, Fitzgerald, LA, Blackwell, C, McGown, C, Horrell, C, Gillevet, P, Reed, AH, Boyd, TJ, Damour, M. 2015. Analysis of oil spill impacts on shipwrecks: Implications for archaeology, microbial ecology, and ecosystem monitoring. Gulf of Mexico Oil Spill and Ecosystem Sci. Conf.

Hamdan, LJ. 2013. Microbial cipher: Translating prokaryotic community data to explore change in aquatic ecosystems. Coastal and Estuarine Research Federation 21st Biennial Conference.

Leary, D, Hervey, JW, Li, RW, Lebedev, N, Hamdan, LJ, Deschamps, JR, Kusterbeck, AW, Vora, GV. Metagenomic and metaproteomic analyses of marine biofilms. ISME-13.

Treude, T, Krause, S, Hamdan, LJ, Schweers, J, Coffin, RB. 2012. Decoupled anaerobic oxidation of methane and sulfate reduction within the methanogenic zone of Arctic Sediments? EGU.

Hamdan, LJ, Sikaroodi, M, Greinert, J, Treude, T, Coffin, RB, Gillevet, PM. 2011. Hydrographic patterns in microbial communities in density stratified Alaska Beaufort Shelf. AGU Fall Meeting.

Hamdan, LJ, Jonas, RB. 2011. It’s a small world: Microbial ecology, ecosystem function and change in aquatic environments. CERF. (Session Convener)

Howard, EC, Hamdan, LJ, Biffinger, JC, Ringeisen, BR. 2011. Further study on glucose use by Shewanella oneidensis in microbial fuel cells. ACS.

Fulmer, PA, Hamdan, LJ. 2010. Effects of COREXIT EC9500A on bacterial communities influenced by the Deepwater Horizon oil spill. AGU Fall Meeting.

Hamdan, LJ, Sikaroodi, M, Coffin, RB, Plummer, RE and Gillevet, PM. 2009. Diversity and biogeochemical structuring of sediment microbial communities across the Porangahau Ridge, New Zealand. CERF.

Lorenson, TD, Greinert, J, Hutten, E, Hamdan, LJ, Coffin, RB, Rose, K, Wood, WT. 2009. Methane in sediment and bottom water of the Alaskan Beaufort sea. AGU Fall Meeting.

Hamdan, LJ, Osburn, CL, Jonas, RB, Apple, JK, Boyd, TJ. 2007. Diel variability in the production and accumulation of autochthonous dissolved organic carbon in the Potomac River estuary. ERF.

Hamdan, LJ, Boyd, TJ, Coffin, RB, Osburn, CL, Jonas, RB. 2005. The role of phytoplankton production and bacterioplankton metabolism of autochthonous DOC in the development of seasonal hypoxia in the Chesapeake Bay. ERF.

Hamdan, LJ, Jonas, RB. 2004. The use of antibiotics to estimate organic carbon release by estuarine phytoplankton. ASM.

Hamdan, LJ, Boyd, TJ, Osburn, CL, Coffin, RB, Jonas, RB. 2004. Phytoplankton production of extracellularly released organic carbon, its composition and bacterial utilization in the Chesapeake Bay and Delaware Bay. ASLO.

Hamdan, LJ and Jonas, RB. 2003. Accumulation and bacterial uptake of dissolved organic carbon in the Potomac River Estuary: What fuels excessive bacterial abundance in the Chesapeake Bay? ASM.

 

FUNDING:

2015-2017  ONR-NRL: Carbon fixation pathways from the marine dark biosphere. Co-I

2014-2016   BOEM Env. Studies Prog.: Analysis of an oil spill on the biota inhabiting Gulf of Mexico shipwrecks spanning the 18-20th centuries. PI 

2013  C-DEBI: Impacts of hydrodynamic dispersal and environmental variability on deep marine sediment microbiomes. PI

2009-2012 NRL – Young Investigator Program: Comparative analysis of microorganisms involved in AOM in marine sediments around the world. PI

2006-2007 DOE: Sediment microbial community diversity compared to geochemical profiles off the  coast of New Zealand, Hikurangi Margin. Co-PI

2005-2007 SERDP: Biotic and abiotic attenuation of nitrogenous energetic compounds in coastal waters and sediments (ER-1431). Investigator

 

AWARDS/RECOGNITION:

2011 Panelist –Synthesis Session on Integrated Ecosystem Assessment: Emerging Challenges – 21st Biennial Conference of the Coastal and Estuarine Research Federation

2011 Feature article in Aquatic Microbial Ecology

2011 “Research Advances” feature in the Association for Women in Science winter newsletter

2008-2010 Naval Research Laboratory, Service Award

2009 Naval Research Laboratory – Chemistry Division, Young Investigator Award

2008 Distinguished Role Model – Bodega Marine Laboratory, REU Program

2001-2003 Outstanding Instructor – George Mason University, College of Arts and Sciences

2001 Best Graduate Talk: 16th Biennial Conference of the Estuarine Research Federation

 

LEADERSHIP ACTIVITIES:

2015 Special Editor, Methane emissions from aquatic habitats, Limnology & Oceanography

2013-2015 Scientific Program Co-Chair, Coastal & Estuarine Research Federation 2015 Conference

2012-2013 Vice-chair, Radiation Safety Committee – Naval Research Laboratory

2009-present Associate Editor, Biogeochemistry

2009-2013 Chair, Niering Educator Award Committee – Coastal & Estuarine Research Federation

2009-2012 Secretary, Coastal & Estuarine Research Federation

2008-2010 President, Atlantic Estuarine Research Society

2008-2010 Chair, Education Committee – Coastal & Estuarine Research Federation

 

SERVICE:

2014-2015 Supervisor, Radiation Safety – Environmental Sci. and Policy Dept. GMU

2012-present Historian, Atlantic Estuarine Research Society

2011-present Member, National Response Team – Subsea Dispersant Subcommittee

2011-present Member, Member Action Committee – American Geophysical Union, Biogeosci. Section

2010-2013 Member, Publications & Education Committees – Coastal & Estuarine Research Federation

2008-2011 Member, Radiation Safety Committee – Naval Research Laboratory

2008-2010 Member, Governing Board, Coastal & Estuarine Research Federation

2007 Parliamentarian, Atlantic Estuarine Research Society

2004-2006 Treasurer, Atlantic Estuarine Research Society

2000-2003 Student Representative, Atlantic Estuarine Research Society

1999-2003 Student Representative, George Mason University, Environmental Science and Policy

 

Journal Reviewer:

Aquatic Sciences

Biogeochemistry

Estuaries and Coasts

Estuarine Coastal and Shelf Science

FEMSEC

ISME Journal

Marine & Petroleum Geology

Microbial Ecology

Molecular Biology Reports

Progress in Oceanography

PLoS One


Grant/Program Reviewer Experience:

DOE- NETL

Hudson River Foundation

ONR- SBIR Program

NSF–Geobiology and Low Temperature Geochemistry

NSF- Dimensions of Biodiversity

NSF – Systematic Biology and Biodiversity Inventories

YSI Minding the Planet

 

COASTAL AND OCEANOGRAPHIC RESEARCH EXPERIENCE:

2015 Chief Scientist, Deep Carbon Pathways – R/V Pelican, Gulf of Mexico

2014 Chief Scientist, Gulf of Mexico Shipwreck Study – R/V Pelican, Gulf of Mexico

2013 Researcher, Sediment Mechanical Properities – R/V Pelican, Gulf of Mexico

2009 Team Leader Methane in the Arctic Shelf–USCGS Polar Sea, Beaufort Sea

2007 Team Leader, Gas Hydrate Exploration –R/V Cape Hatteras, Gulf of Mexico

2006 Chief Scientist, Organic Matter Cycling–R/V Clifford Barnes, Puget Sound

2006 Team Leader, Gas Hydrate Exploration –R/V Tangaroa, Hikurangi Margin-New Zealand

2006 Team Leader, Organic Matter Cycling –R/V Hugh Sharp, Delaware Bay

2006-2007 Researcher, Organic Matter Cycling –R/V Pelican, Gulf of Mexico

2005 Chief Scientist, Organic Matter Cycling –R/V Cape Henlopen, Chesapeake Bay

2005 Researcher, Organic Matter Cycling –R/V Clifford Barnes, Puget Sound

2004 Researcher, Gas Hydrate Exploration –OSV Vidal Gormaz, mid-Chilean Margin

2003-05 Researcher, Organic Matter Cycling – R/V Cape Henlopen, Chesapeake and Delaware Bay

1998-03 Researcher, ~70 cruises in the Chesapeake Bay aboard small boats

 

MEMBERSHIPS:

American Geophysical Union

American Society for Microbiology

American Society for Limnology and Oceanography

Atlantic Estuarine Research Society

Coastal and Estuarine Research Federation

International Society for Microbial Ecology

 

SCHOLARSHIPS/FELLOWSHIPS:

2000-2003       Graduate Research Fellowship – George Mason University

1999-2002       Dean’s Graduate Award – Stephen J. Wright Scholars Program

1999                Commonwealth Scholar – Stephen J. Wright Scholars Program

 

CERTIFICATIONS/SKILLS:

Authorized user of radioactive materials

SSI certified diver

Small boat operation

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