Representative Publications (see resume linked above for complete list):
O’Mullan, G.D., A.R. Juhl, R. Reichert, E. Schneider, and N.
Martinez. 2019. Patterns of sediment-associated fecal indicator bacteria in an
urban estuary: benthic-pelagic coupling and implications for shoreline water
quality. Science of the Total
Dueker, M.E., S. French, and G.D. O’Mullan. 2018. Comparison of
bacterial diversity in air and water of a major urban center. Frontiers in
O’Mullan, G.D., T.T. Eaton, and M.E. Dueker. 2018. Single-indicator strategies treat symptoms, not sources of sewage contamination, hampering water quality improvement in urban areas. Current Pollution Reports doi.org/10.1007/s40726-018-0099-3
Brigham, B., A. Montero, G. D. O’Mullan, J. Bird. 2018. Acetate additions stimulate CO2 and CH4 production from urban wetland soils. Soil Science Society of America Journal. doi: 10.2136/sssaj2018.01.0034
O’Mullan, G.D., M.E. Dueker, and A. Juhl. 2017. Challenges to managing microbial fecal pollution in coastal environments: extra-enteric ecology and microbial exchange among water, sediment, and air. Current Pollution Reports. doi: 10.1007/s40726-016-0047-z.
Cantwell, M.G., D.R. Katz, J.C. Sullivan, D. Shapley, J. Lipscomb, J.Epstein, A.R. Juhl, C. Knudson, G.D. O’Mullan. 2017. Spatial Patterns of pharmaceuticals and wastewater tracers in the Hudson River Estuary. Water Research. doi.org/10.1016/j.watres.2017.12.044
Dueker, M.E.; O’Mullan, G.D.; Martínez, J.M.; Juhl, A.R.; Weathers, K.C. Onshore Wind Speed Modulates Microbial Aerosols along an Urban Waterfront. Atmosphere 2017, 8, 215. doi.10.3390/atmos8110215.
Montero, A. M.E. Dueker, and G.D. O’Mullan. 2016. Culturable bioaerosols along an urban waterfront are primarily associated with coarse particles. PeerJ. 4:e2827; DOI 10.7717/peerj.2827.
O’Mullan, G.D., M.E. Dueker, K. Clauson, Q. Yang, K. Umemoto, N. Zakharova, J. Matter, M. Stute, T. Takahashi, and D. Goldberg. 2015. Microbial succession and stimulation following a test well injection simulating CO2leakage into a shallow Newark Basin aquifer. PLoS ONE 10(1): e0117812. doi:10.1371/journal.pone.0117812.
Yang, Q., J. Matter, T. Takahashi, M. Stute, G.D. O’Mullan, K. Clauson, K. Umemoto, D. Goldberg. 2015. Groundwater geochemistry in bench experiments simulating CO2leakage from geological storage in the Newark Basin. International Journal of Greenhouse Gas Control 42:98-108.
Afshinnekoo, E., et al. 2015. Geospatial Resolution of Human and Bacterial Diversity with City-Scale Metagenomics, Cell Systems, ISSN 2405-4712, http://dx.doi.org/10.1016/j.cels.2015.01.001.
Yang, Q., J. Matter, M. Stute, K. Umemoto, K. Clauson, M.E. Dueker, G.D. O’Mullan, T. Takahashi, N. Zakharova, D. Goldberg. 2014. Groundwater hydrogeochemistry in injection experiments simulating CO2 leakage from a geological storage reservoir. International Journal of Greenhouse Gas Control. 26:193-203.
Dueker, M.E. and G.D. O’Mullan. 2014. Aeration remediation of a polluted waterway increases near-surface coarse and culturable microbial aerosols. Science of the Total Environment. 478:184-189.
Young, S., A. Juhl, and G. O’Mullan. 2013. Antibiotic resistant bacteria in the Hudson River Estuary linked to wet weather sewage contamination. Journal of Water and Health. 11(2):297-310.
Francis, C.A., G.D. O’Mullan, J.C. Cornwell, B.B. Ward. 2013. Transitions in nirS-type denitrifier diversity, community composition, and biogeochemical activity along the Chesapeake Bay Estuary. Frontiers in Aquatic Microbiology. 4(237):1-12.
Dueker, M.E., G. O’Mullan, A. Juhl, K. Weathers,. and M. Uriarte. 2012. Local environmental pollution strongly influences culturable bacterial aerosols at an urban aquatic superfund site. Environmental Science and Technology 46(20):10926-10933.
Bouskill, N., D. Eveillard, G. O’Mullan, J. Jackson, and B. B. Ward. 2011. Seasonal and annual reoccurrence patterns in ammonia-oxidizing bacterial population structure. Environmental Microbiology 13(4):872-886.
Jayakumar, A., G.D. O’Mullan, S.W.A. Naqvi, and B.B. Ward. 2009. Denitrifying bacterial community composition associated with the stages of denitrification in oxygen minimium zones. Microbial Ecology 58(2):350-362.
Foster, R. and G. D. O’Mullan. 2008. Chapter 27-Nitrogen fixing and nitrifying symbioses in the marine environment. Pages 1197-1218. In: Nitrogen in the Marine Environment, 2nd edition. Edited by D. G. Capone, D. A. Bronk, M. R. Mulholland, and E. J. Carpenter. (2008)
O’Mullan, G.D., and B.B. Ward. 2005. Comparison of temporal and spatial variation of ammonia oxidizing bacteria and nitrification rates in Monterey Bay, CA. Applied and Environmental Microbiology 71(2): 697-705.
Ward B. B. and G. D. O’Mullan. 2005. Community-level analysis: aerobic ammonia oxidation activity measurements and gene analysis. Methods in Enzymology 397: 395-413.
Giller, P., H. Hillebrand, U.K. Berninger, M.O. Gessner, S. Hawkins, P. Inchausti, C. Inglis, H. Leslie, B. Malmqvist, M. Monaghan, P J. Morin, and G.D. O’Mullan. 2004. Biodiversity effects on ecosystem functioning: emerging issues and their experimental test in aquatic environments. Oikos 104: 423-436.