LEILA J. HAMDAN
University of Southern Mississippi, School of Ocean Science and Engineering, 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:
2022- Present Associate Vice President Research, Coastal Operations, University of Southern Mississippi, Ocean Springs, MS
2022 – 2023 Acting Director, School of Ocean Science and Engineering, University of Southern Mississippi, Ocean Springs, MS
2019 – 2022 Associate Director, School of Ocean Science and Engineering, University of Southern Mississippi, Ocean Springs, MS
2022 – Present Professor, University of Southern Mississippi, Division of Coastal Sciences, Ocean Springs, MS
2016 – 2022 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:
Paxton AB, McGonigle C, Damour M, Holly G, Caporaso A, Campbell PB, Meyer-Kaiser KS, Hamdan LJ, Mires CH, Taylor JC (2024) Shipwreck ecology: Understanding the function and processes from microbes to megafauna. BioScience 74(1), 12-24. 10.1093/biosci/biad084
Mugge RL, Moseley RD, Hamdan LJ. 2023. Substrate Specificity of Biofilms Proximate to Historic Shipwrecks. Microorganisms. 11(10), 2416. https://www.mdpi.com/2076-2607/11/10/2416
Mugge RL, Rakocinski CF, Woolsey M, Hamdan LJ. 2023. Proximity to built structures on the seabed promotes biofilm development and diversity. Biofouling. doi: 10.1080/08927014.2023.2255141
Moseley RD, Hampel JJ, Mugge RL, Hamdan LJ. 2022. Historic Wooden Shipwrecks Influence Dispersal of Deep-Sea Biofilms. Front. Mar. Sci. doi: 10.3389/fmars.2022.873445
Hampel JJ, Moseley RD, Hamdan LJ. 2022. Microbiomes respond predictably to built habitats on the seafloor. Mol. Ecol. doi: 10.1111/mec.16504
Hampel JJ, Moseley RD, Mugge RL, Ray A, Damour M, Jones D, Hamdan LJ. 2022. Deep-sea wooden shipwrecks influence sediment microbiome diversity. Limnol. Oceanogr. doi: 10.1002/lno.12008
Treude T, Hamdan LJ, Lemieux S, Dale AW, Sommer S. 2021. Rapid sulfur cycling in sediments from the Peruvian oxygen minimum zone featuring simultaneous sulfate reduction and sulfide oxidation. Limnol. Oceanogr. doi: 10.1002/lno.11779
Hamdan LJ, Hampel JJ, Moseley RD, Mugge RL, Ray A, Salerno JL, Damour M. 2021. Deep-sea shipwrecks represent island-like ecosystems for marine microbiomes. ISME J. doi: 10.1038/s41396-021-00978-y
Mugge RL, Salerno JL, Hamdan LJ. 2021. Microbial Functional Responses in Marine Biofilms Exposed to Deepwater Horizon Spill Contaminants. Front. Microbiol. 12:636054. doi: 10.3389/fmicb.2021.636054
Treude, T, Krause, S, Steinle, L, Burwicz, E, Hamdan, LJ, Niemann, H, Feseker, T, Libetrau, V, Krastel, S, Berndt, C. 2020. Biogeochemical consequences of nonvertical methane transport in sediment offshore northwestern Svalbard. J. Geophysical Res., 125, 1 https://doi.org/10.1029/2019JG005371
Hamdan, LJ. 2020. Microbial Stowaways: Exploring shipwreck microbiomes in the deep Gulf of Mexico. Oceanography 33, 97, https://doi.org/10.5670/oceanog.2020.supplement.01
Mugge RL, Lee JS, Brown TT, Hamdan LJ. 2019. Marine biofilm bacterial community response and carbon steel loss following Deepwater Horizon spill contaminant exposure. Biofouling 35, 870-882 DOI: doi.org/10.1080/08927014.2019.1673377
Mugge, RL, Brock, ML, Salerno, JL, Damour, M, Church, RA, Lee, J, Hamdan, LJ. 2019. Deep sea biofilms, historic shipwreck preservation and the Deepwwater Horizon spill. Front. Mar. Sci. 6, 1 DOI: doi.org/10.3389/fmars.2019.00048
Hamdan, LJ, Salerno, JL, Reed, A, Joye, SB, Damour, M. 2018. The impact of the Deepwater Horizon blowout on historic shipwreck-associated sediment microbiomes in the northern Gulf of Mexico. Nature Sci. Rep. DOI: 10.1038/s41598-018-27350-z
Salerno, JL, Little, B, Lee, J, Hamdan, LJ. 2018. Exposure to crude oil and chemical dispersant may impact marine microbial biofilm composition and steel corrosion. Front. Mar. Sci.. DOI: 10.3389/fmars.2018.00196
Haridas, D, Biffinger, JC, Boyd, TJ, Fulmer, PA, Hamdan, LJ, Fitzgerald, LA. 2018. Laboratory growth of denitrifying water column microbial consortia from deep-sea shipwrecks in the northern Gulf of Mexico. F1000 Research DOI: 10.12688/f1000research.12713.2
Mulvaney, SP, Fitzgerald, LA, Hamdan, LJ, Ringeisen, BR, et al. 2018. Rapid design and fielding of four diagnostic technologies in Sierra Leone, Thailand, Peru, and Australia: Successes and challenges faced introducing these biosensors. 2018. Sensing & Bio-Sensing Res. DOI: 10.1016/j.sbsr.2018.06.003
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:
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, Salerno, JL. 2017. Final Report of Findings: A Comparative Analysis of an Oil Spill on the Biota Inhabiting Several Gulf of Mexico Shipwrecks. Cooperative Agreement No. M13AC00015
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, Salerno, JL, Reed, A, Joye, SB, Damour, M. 2018. GoM-SCHEMA: The Deepwater Horizon spill’s impact on historic shipwreck microbiomes in the northern Gulf of Mexico. Gulf of Mexico Oil Spill and Ecosystem Sci. Conf.
Hamdan, LJ. 2018. Venerable, Vizzini, and a volunteer. Atlantic Estuarine Research Society Spring Meeting. (Keynote).
Hamdan, LJ. 2017. Gulf of Mexico–Shipwreck Corrosion, Hydrocarbon Exposure, Microbiology and Archaeology program: Study overview and microbiology results. BOEM Information Transfer Meeting.
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:
Treude, T, Hamdan, LJ, Gasser, B, Lemieux, S, Sommer, S. 2018. Bacterial sulfate reduction associated with marine snow particles in the water column of the Peruvian Oxygen Minimum Zone? Ocean Deoxygenation Conference (SFB 754), Kiel, Germany
Salerno, JL. Mugge, R*, Little, B, Lee, J, Hamdan, LJ. 2018. Impacts of crude oil and dispersant on marine microbial biofilms: implications for the preservation historic Gulf of Mexico shipwrecks. Gulf of Mexico Oil Spill and Ecosystem Sci. Conf.
Brock, ML*, Mugge, RL*, Salerno, JL, Damour, M, Hamdan, LJ. 2018. Source, composition, and function of biofilms in deep-sea shipwreck habitats impacted by the Deepwater Horizon spill. ASLO Ocean Sciences Meeting.
Hamdan, LJ, Salerno, JL, Damour, M. 2017. The Scientist’s verses: How shipwrecks influence benthic microbial biogeography. Coastal and Estuarine Research Federation 24th Biennial Conference.
Hamdan, LJ, Damour, M, Salerno, JL. 2017. The influence of shipwrecks on biogeography and dispersal of sediment microbiomes in the Gulf of Mexico. ASLO Aquatic Sciences Meeting.
Haley, RE*, Salerno, JL, Hamdan, LJ. 2017. Analysis of fungal communities on wood samples at historic shipwrecks in the northern Gulf of Mexico. National Conference on Undergraduate Research.
Hamdan, LJ, Salerno, JL, Blackwell, CA*, Little, B, McGown, C*, Fitzgerald, LA, Damour, M. 2016. Microbial stowaways: Addressing oil spill impacts and the artificial reef effect on deep–sea microbiomes. ASLO–AGU Ocean Sciences Meeting.
Damour, M, Salerno, JL, McGown, C*, Blackwell, CA*, Church, RL, Warren, DA, Horrell, C, Jordan, B, Moore, J, Hamdan, LJ. 2016. Historic shipwrecks as ecosystem monitoring platforms in the wake of Deepwater Horizon? Results of the Gulf of Mexico Shipwreck Corrosion, Hydrocarbon Exposure, Microbiology, and Archaeology (GOM–SCHEMA) project. ASLO–AGU Ocean Sciences Meeting.
Blackwell, CA*, Salerno, JL, Hamdan, LJ. 2016. Community composition and metabolic diversity of deep–sea Lophelia pertusa microbiomes and their relatedness to the local environment. ASLO–AGU Ocean Sciences Meeting.
Salerno, JL, Little, B, Lee, J, Ray, R, Hamdan, LJ. 2016. Conserving archaeological sites as biological and historical resources in the Gulf of Mexico: the effects of crude oil and dispersant on the biodiversity and corrosion potential of shipwreck bacterial biofilms. ASLO–AGU Ocean Sciences Meeting.
Liu, S*, Reyna, NE, Hamdan, LJ, Liu, Z. 2016. Effects of Chemical Structure on Hydrolysis Pathways of Small Peptides in Coastal Seawater. ASLO–AGU Ocean Sciences Meeting.
Hamdan, LJ, Salerno, JL, Church, RL, Warren, DA, Fitzgerald, LA, Damour, M. 2016. Shipwrecks of opportunity: Monitoring oil spill impacts on deep reef ecosystems in the Gulf of Mexico. Gulf of Mexico Oil Spill and Ecosystem Sci. Conf.
Hamdan, LJ, Salerno, JL, Blackwell, CA*, Fitzgerald, L, Damour, M. 2015. Oil spill impacts on artificial reefs: Implications for archaeology, microbial ecology, and benthic ecosystem monitoring. Coastal and Estuarine Research Federation 23nd Biennial Conference.
Blackwell, CA*, Salerno, JL, Hamdan, LJ. 2015. A comparison of community composition and metabolic diversity of aqueous, sediment, and Lophelia pertusa microbiomes. Coastal and Estuarine Research Federation 22nd Biennial Conference.
Salerno, JL, Little, B, Lee, J, Ray, R, Hamdan, LJ. 2015. Effects of crude oil and dispersant on microbially–mediated shipwreck corrosion in the Gulf of Mexico. Coastal and Estuarine Research Federation 22nd Biennial Conference.
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:
2023-2025 NOAA- Ocean Exploration Cooperative Institute: Islands Under Sea: Shipwreck Microbiomes of Keathley Canyon. PI
2018–2021 NOAA–Ocean Exploration Research: Microbial stowaways: Exploring shipwreck microbiomes in the deep Gulf of Mexico. PI (Co–PI M. Damour)
2018–2021 Defense Advanced Research Projects Agency – Biological Technologies Office: Discrete microbiome signatures of the benthic built environment. PI
2017–2018 Mississippi Department of Marine Resources: Shellfish Monitoring Program. PI (Co-PI R. Hardgrove)
2014-2017 BOEM Env. Studies Prog.: Analysis of an oil spill on the biota inhabiting Gulf of Mexico shipwrecks spanning the 18-20th centuries. PI (Co-PIs M. Damour, L. Fitzgerald, R. Church, C. Horrell)
2015-2017 ONR-NRL: Carbon fixation pathways from the marine dark biosphere. Co-I
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:
2017 National Oceanographic Partnership Program – Excellence in Partnering Award (on behalf of the GoM–SCHEMA team)
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
INTRAMURAL SERVICE:
USM
2018-2019 Chair, Search Committee for Marine Resource Economist/Marine Socio-Economist Faculty Position – Division of Coastal Sciences
2019 Member, Governance Committee, Division of Coastal Sciences
2018 Member, Outreach Committee – School of Ocean Science and Engineering
2017 Member, Website Committee – School of Ocean Science and Technology
2017 Organizer, Women in Science Group – School of Ocean Science and Technology
2017 Chair, Ad hoc committee on student stipend policies – Division of Coastal Sciences
2016–2017 Member, Research Initiative Sub–Committee – School of Ocean Science and Technology
GMU
2016 Member, Chair Search Committee –Environmental Science and Policy Department
2016 Member, Search Committee for Aquatic Invertebrate Ecologist – Environmental Science and Policy Department
2016 Mentor, Undergraduate Research Scholars Program
2016 Member, Nomination Committee – Environmental Science and Policy Department
2015–2016 Faculty Mentor, Women in Science Luncheon Series (WISLS) – College of Science
2014–2016 Chair, Seminar Committee – Environmental Science and Policy Department
2014–2015 Supervisor, Radiation Safety – Environmental Science and Policy Department
NRL
2012–2013 Vice–chair, Radiation Safety Committee – Naval Research Laboratory
2008–2011 Member, Radiation Safety Committee – Naval Research Laboratory
EXTRAMURAL SERVICE:
2019-2021 President-elect, Coastal and Estuarine Research Federation
2019–2021 Member, UNOLS Deep Submergence Science Committee
2017–2017 Outreach Liaison, Society for Historical Archaeology 2018 Conference: Landscapes, Entrepots, and Global Currents
2016–2018 Member, Conference Advisory Committee, Coastal and Estuarine Research Federation
2017 Session Convener – Mud, macrofauna and microbes: An ode to multiscalar benthic interactions, CERF 2017 Conference
2016–2017 Member, Scientific Program Committee, Aquatic Sciences 2017 Meeting, Association for the Sciences of Limnology and Oceanography (ASLO)
2014–2016 Representative, University–National Oceanographic Laboratory System
2012–2016 Historian, Atlantic Estuarine Research Society
2015 Session Convener – Mud, macrofauna and microbes: And ode to benthic interactions, CERF 2015 Conference
2011–2015 Member, Member Action Committee – American Geophysical Union, Biogeosciences
2011–2014 Member, National Response Team – Subsea Dispersant Subcommittee
2013 Session Convener – Microbial Ecology: Processes, Linkages and Ecosystem Feedbacks, CERF 2013 Conference
2010–2013 Member, Publications Committee – Coastal and Estuarine Research Federation
2010–2013 Member, Education Committee – Coastal and Estuarine Research Federation
2011 Session Convener – Microbial Ecology: Processes, Linkages and Ecosystem Feedbacks, CERF 2011 Conference
2011 Past-president, Atlantic Estuarine Research Society
2010 Member, Strategic Planning Committee – Coastal and Estuarine Research Federation
2008–2010 Member, Governing Board, Coastal and Estuarine Research Federation
2007 President-elect, Atlantic Estuarine Research Society
2007 Parliamentarian, Atlantic Estuarine Research Society
2004–2006 Treasurer, Atlantic Estuarine Research Society
2000–2003 Student Representative, Atlantic Estuarine Research Society
Journal Reviewer:
Aquatic Sciences
Biogeochemistry
Elementa: Science of the Anthropocene
Estuaries and Coasts
Estuarine, Coastal and Shelf Science
FEMS Microbiology Ecology
International Society for Microbial Ecology (ISME) Journal
Limnology and Oceanography
Marine and Petroleum Geology
Microbial Ecology
Molecular Biology Reports
Progress in Oceanography
PLoS One
Grant and Program Reviewer:
Center for Dark Energy Biosphere Initiative –DEBI – Postdoctoral Research Grant Program
DOE– National Energy Technology Laboratory – Methane Hydrate Research Program
Hudson River Foundation
National Science Foundation – Biological Oceanography
National Science Foundation – Dimensions of Biodiversity
National Science Foundation – Geobiology and Low Temperature Geochemistry
National Science Foundation – Systematic Biology and Biodiversity Inventories
Office of Naval Research – Small Business Initiative Program – Marine Sanitation Projects
YSI Minding the Planet Award
COASTAL AND OCEANOGRAPHIC RESEARCH EXPERIENCE:
2019 Chief Scientist, Microbial Stowaways (ROV) – R/V Point Sur, Gulf of Mexico
2018 Chief Scientist, Discrete Microbiomes Lander Recovery – R/V Point Sur, Gulf of Mexico
2018 Chief Scientist, Discrete Microbiomes (ROV) – R/V Point Sur, Gulf of Mexico
2018 Chief Scientist, USBL calibration cruise – R/V Point Sur, Gulf of Mexico
2018 Chief Scientist, Deep Carbon Pathways – R/V Point Sur, Gulf of Mexico
2017 Chief Scientist, Delta House oil spill investigation – R/V Point Sur, Gulf of Mexico
2017 Chief Scientist, Deep Carbon Pathways – R/V Point Sur, Gulf of Mexico
2017 Chief Scientist, Marine Corrosion of Alloys (ROV) – R/V Point Sur, Gulf of Mexico
2016 Researcher, Flow Encountering Abrupt Topography (FLEAT) experiment, R/V Roger Revelle, Velasco Reef, Palau
2016 Chief Scientist, Deep Carbon Pathways – R/V Pelican, Gulf of Mexico
2015 Chief Scientist, Deep Carbon Pathways – R/V Pelican, Gulf of Mexico
2015 Researcher, Air/Sea Exchange Processes – R/V Roger Revelle, Bay of Bengal
2014 Chief Scientist, SCHEMA I (ROV) – July, R/V Pelican, Gulf of Mexico
2014 Chief Scientist, SCHEMA I (ROV) – March, R/V Pelican, Gulf of Mexico
2013 Co-Chief Scientist, SCHEMA I – 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 boat
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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