Mailing Address:
Dr. Mandy Joye
Department of Marine Sciences
University of Georgia
Athens, GA 30602-3636

Office Phone: (706) 542-5893
Lab Phone: (706) 542-6818
FAX Number: (706) 542-5888
E-Mail: mjoye@uga.edu
Home Page: www.marsci.uga.edu/FacultyPages/
Joye/index.htm

Education:

Ph.D. 1993, University of North Carolina, Chapel Hill, NC

B.Sc. 1987, University of North Carolina, Chapel Hill, NC

Research Emphasis:

Biogeochemical cycling of nutrients, metals, and organic materials in coastal environments; biogeochemistry of methane hydrate and chemosynthetic habitats; ecosystem and geochemical modeling; microbial ecology, metabolism and physiology; molecular biology; global nitrogen cycle, global methane cycle.

Joye Publications, 2006 to present (out of 78 total):

Bailey, J. V., V. J. Orphan, S. B. Joye, and F. A. Corsetti, 2009. Chemotrophic microbial mats and their potential for preservation in the rock record. Astrobiology, in press.

Edmonds, J. E., N. B Weston, S. B. Joye, X. Mou, and M. A. Moran, 2009. Microbial Community Response to Seawater Amendment in Low-Salinity Tidal Sediments. Microbial Ecology, in press.

Joye, S. B., M.W. Bowles, V.A. Samarkin, K.S. Hunter and H. Niemann, 2009. Biogeochemical signatures and microbial activity of different cold seep habitats along the Gulf of Mexico lower slope. Deep Sea Research, in press.

Wankel, S.D., S. B. Joye, V.A. Samarkin, S. Shah, G. Friderich, J. Melas-Kryiazi, and P.R. Girguis, 2009. New constraints on diffusive methane fluxes and rates of anaerobic methane oxidation in a Gulf of Mexico brine pool through the use of a deep sea in situ mass spectrometer. Deep Sea Research, in press.

Boetius, A., and S.B. Joye, 2009. Thriving in Salt:  Life in hypersaline habitats. Science 324: 1523-1525.

Porubsky, W. P., N. B. Weston, and S. B. Joye, 2009. Interactions between benthic primary production, denitrification and dissimilatory nitrate reduction to ammonium in intertidal sediments.  Estuarine Coastal and Shelf Science, 84(4): 392-402.

House, C. H., V. O. Orphan, K. A. Turk, B. Thomas, A. Pernthaler, J. M. Vrentas and S. B. Joye, 2009. Extensive carbon isotopic heterogeneity among methane seep microbiota.  Environmental Microbiology, 11(7): 1632-1645.

Joye, S. B., V. A. Samarkin, B. N. Orcutt, I. R. MacDonald, K.-U. Hinrichs, M. Elvert, A. P. Teske, K. G. Lloyd, M. A. Lever, J. P. Montoya, and C. D. Meile, 2009. Surprising metabolic variability in seafloor brines revealed by carbon and sulfur cycling. Nature Geoscience, 2: 349-254.

Weston, N. B., J. T. Hollibaugh, and S. B. Joye, 2009. Population growth away from the coastal zone: Thirty years of land use change and nutrient export from the Altamaha River, GA. Science of the Total Environment, 407: 3347-3356.

Lasher, C., G. Dyszynski, K. Everett, W. Ye, W. Sheldon, S. B. Joye, M. A. Moran, and W. B. Whitman, 2009. The diverse bacterial community in intertidal, anaerobic sediments at Sapelo Island, Georgia. Microbial Ecology, 58: 244-261.

Craft, C., J. Clough, J. Ehman, H. Guo, S. B. Joye, M. Machmuller, D. Park, and S. Pennings, 2009. Effects of accelerated sea level rise on ecosystem services provided by tidal marshes: A simulation of the Georgia (Coast).  Frontiers in Ecology and Environment, 7(2): 73-78.

Carini, S. A., and S. B. Joye, 2008. Nitrification in Mono Lake, California (USA): Activity and community composition during contrasting hydrological regimes.  Limnology and Oceanography, 53: 2546-2557.

Porubsky, W. P., L. Velasquez, and S. B. Joye, 2008. Nutrient replete benthic microalgae as a source of labile dissolved organic carbon to coastal waters. Estuaries and Coasts, 31: 860-876.

Joye, S. B. and I. Anderson, 2008. Nitrogen cycling in Estuarine and Nearshore Sediments. In: Capone, D., Bronk, D., Carpenter, E. and Mulhollond, M. (Eds), Nitrogen in the Marine Environment, Springer Verlag, pp. 867-915.

Joye, S. B., P. Cook, and D. de Beer, 2008.  The Biogeochemistry of Tidal Flats.  In: Perillo, G. M. E., E. Wolanski, D. Cahoon, and M. Brinson (Eds), Coastal Wetlands: An Integrated Ecosystem Approach, Elsevier, pp. 345-373.

Edmonds, J. W., N. B. Weston, S. B. Joye and M. A. Moran, 2008. Variation in prokaryotic community composition as a function of resource availability in tidal creek sediments. Applied and Environmental Microbiology, 74: 1836-1844.

Krüger, M., H. Wolters, M. Gehre, S. B. Joye, and H.-H. Richnow, 2008. Tracing the slow growth of anaerobic methane oxidizing communities by 15N-labeling techniques. FEMS Microbiology Ecology, 63(3): 401-411.

Orcutt, B. N., V. Samarkin, A. Boetius and S. B. Joye, 2008. On the relationship between methane production and oxidation by anaerobic methanotrophic communities from cold seeps of the Gulf of Mexico.  Environmental Microbiology, 10(5): 1108-1117.

Lee, R. Y., W. P. Porubsky, I. C. Feller, K. L. McKee and S. B. Joye, 2008.  Porewater biogeochemistry and soil metabolism in dwarf red mangrove habitats (Twin Cays, Belize).  Biogeochemistry, 87: 181-198.

Bailey, J. V., S. B. Joye, K. M. Kalanetra, B. E. Flood, and F. A. Corsetti, 2007. Evidence for giant sulfur bacteria in Neoproterozoic phosphorites. Nature, 445: 198-201.

Bailey, J. V., S. B. Joye, K. M. Kalanetra, B. E. Flood, and F. A. Corsetti, 2007. Palaeontology: Undressing and redressing Ediacaran embryos.  Nature 446, E10 - E11 (reply to a comment).

Kniemeyer, O., F. Musat, S. M. Sievert, K. Knittel, H. Wilkes, M. Blumenberg, W. Michaelis, A. Classen, C. Bolm, S. B. Joye, and F. Widdel, 2007. Anaerobic oxidation of propane and ethane by novel marine sulphate-reducing bacteria. Nature, 449: 898-902.

Roberts, H. H., C. Fisher, B. Bernard, J. Brooks, M. Bright, R. Carney, E. Cordes, S. Hourdez, J. Hunt, S. Joye, I. MacDonald, C. Morrison, K. Nelson, V. Samarkin1, W. Shedd, E. Becker, M. Bernier1, M. Bowles1, L. Goehring, M. Kupehik, S. Lessard-Pilon, H. Niemann, C. Petersen, J. Petersen, J. Potter, and G. Telesnicki, 2007.  ALVIN Explores the Deep Northern Gulf of Mexico Slope. EOS Transactions of the American Geophysical Union, 88: 341-342.

Lee, R. Y., and S. B. Joye, 2006. Patterns and controls on nitrogen fixation and denitrification in intertidal sediments of a tropical oceanic mangrove island.  Marine Ecology Progress Series, 307: 127-141.

Weston, N. B., W. P. Porubsky, V. Samarkin, S. MacAvoy, M. Erickson, and S. B. Joye, 2006.  Pore water stoichiometry of terminal metabolic products, sulfate, and dissolved organic carbon and nitrogen in intertidal creek-bank sediments. Biogeochemistry, 77: 375-408.

Weston, N. B., R. Dixon, and S. B. Joye, 2006. Microbial and geochemical ramifications of salinity intrusion into tidal freshwater sediments. Journal of Geophysical Research: Biogeosciences, 111: (G1): G01009, 10.1029/2005JG00007.

Smith, V., S. B. Joye & R. W. Howarth, 2006. Eutrophication in aquatic ecosystems. Limnology & Oceanography, 51(2): 351-355.

Moore, W. S., J. Blanton, and S. B. Joye, 2006. Estimates of flushing times, submarine groundwater discharge, and nutrient fluxes to Okatee Estuary, South Carolina. Journal of Geophysical Research, Vol. 111, No. C9, C09006,10.1029/2005JC003041.

Howard, E. C., J. R. Henricksen, A. Buchan, C. R. Reisch, B. Burgmann, R. Welsh, W. Ye, J. M. Gonzalez, K. Mace, S.  B. Joye, R. P. Keine, W. B. Whitman, and M. A. Moran. 2006. Bacterial taxa that limit sulfur flux from the ocean. Science, 314: 649-652.