Sunderland, EM, Mason RP. 2007. Human impacts on open ocean mercury concentrations. Global Biogeochem. Cycles, doi:10.1029/2006GB002876. accepted 8/07.

Harris RC, JWM Rudd, M Amyot, C Babiarz, KG Beaty, PJ Blanchfield, RA Bodaly, BA Branfireun, CC Gilmour, JA Graydon, A Heyes, H Hintelmann, JP Hurley, CA Kelly, DP Krabbenhoft, SE Lindberg, RP Mason, MJ Paterson, CL Podemski, A Robinson, KA Sandilands, GR Southworth, VL St. Louis, and MT Tate (2007) Whole-ecosystem study shows rapid fish-mercury response to changes in mercury deposition. Proceedings of the National Academy of Sciences 104(42): 16586–16591

Whalin, L.M., E-H. Kim and R.P. Mason. 2007. Factors influencing the oxidation, reduction, methylation and demethylation of mercury species in coastal waters. Mar. Chem. 107: 278-294

Conaway, C., J.R.M. Ross, R. Looker; R.P. Mason and A.R. Flegal. 2007. Decadal mercury trends in San Francisco Estuary sediments. Environ. Res. 105: 53-66

Krabbenhoft, D., D. Engstrom, C.C. Gilmour, R. Harris, J. Hurley and R.P. Mason. 2007. Monitoring and evaluating trends in sediment and water indicators. In: Harris, R., D.P. Krabbenhoft, R.P. Mason, M.W. Murray, R. Reash and T. Saltman. (Eds.), Ecosystem Responses to Mercury Contamination: Indicators of Change, SETAC, CRC Press, Boca Raton, published Feb. 2007, pp. 47-86..

Harris, R., D. Krabbenhoft, R.P. Mason, M.W. Murray, R. Reash and T. Saltman. 2007. Introduction. In: Harris, R., D.P. Krabbenhoft, R.P. Mason, M.W. Murray, R. Reash and T. Saltman. (Eds.), Ecosystem Responses to Mercury Contamination: Indicators of Change, SETAC, CRC Press, Boca Raton, published Feb. 2007, pp. 3-11.

Miller, C.L., R.P Mason, C.C. Gilmour and A. Heyes. 2007. Influence of dissolved organic matter on the complexation of mercury under sulfidic conditions. Environ. Toxicol. Chem. 26, 624-633.

Kerin, EJ, CC Gilmour, E Roden, MT Suzuki, JD Coates and RP Mason. 2007. Mercury methylation by dissimilatory iron-reducing bacetria. Appl. Environ. Microbiol., 72, 7919-7921.

Laurier, F. and R.P. Mason. 2007. Mercury concentration and speciation in the coastal and open ocean boundary layer. JGR-Atmos. 112, D06302, doi: 10.1029/2006JD007320.

Strode, S.A., L. Jaegle, N.E. Selin, D.J. Jacob, R.J. Park, R.M. Yantosca, R.P. Mason and F. Slemr. Air-sea exchange in the global mercury cycle. Global Biogeochem. Cycles, 21, GB1017, doi: 10.1029/2006GB002766.

Kim, E-H., R.P. Mason, E.T. Porter and H.L. Soulen. (2006). The impact of resuspension on sediment mercury dynamics, and methylmercury production and fate: A mesocosm study. Mar. Chem. 102: 300-315.

Mason, R.P., Heyes, D. and Sveinsdottir, A. 2006. Methylmercury concentrations in fish from tidal waters of the Chesapeake Bay. Arch. Environ. Contam. Toxicol. 51: 425-437.

Whalin, L.M. and R. P. Mason. 2006. A new method for the investigation of mercury redox chemistry in natural waters utilizing deflatable Teflon® bags and additions of isotopically labeled mercury. Anal. Chim. Acta, 558: 211-221.

Mason, R.P., E-H. Kim, J. Cornwell and D. Heyes. 2006. The influence of sediment redox status on the flux of mercury, methylmercury and other constituents from estuarine sediment. Mar. Chem. 102: 96-110

Heyes, A., R.P. Mason, E-H Kim and E. Sunderland. 2006. Mercury methylation in estuaries: Insights from measuring rates using mercury stable isotopes. Mar. Chem. 102: 134-137.

Mason, R.P. 2005. Air-sea exchange and marine boundary layer atmospheric transformations of mercury and their importance in the global mercury cycle. pp. 213-239. In: N. Pirrone and KR. Mahaffey [eds], Dynamics of Mercury Pollution on Regional and Global Scales Springer, NY.

Mason, R.P. and G.A. Gill. 2005. Mercury in the Marine Environment. pp. 179-216. In: M.B. Parsons and J.B. Percival [eds], Mercury: Sources, Measurement, Cycle and Effects, Mineralogical Soc. Canada, Series Vol 34.

Sveinsdottir, A. and R.P. Mason. 2005. Factors controlling mercury and methylmercury concentrations in largemouth bass (Micropterus salmoides) and other fish from Maryland reservoirs. Arch. Environ. Contam. Toxicol. 49: 528-545.

Rearick, M.S., C.C. Gilmour, A. Heyes and R.P. Mason. 2005. Measuring the sulfide accumulation in diffusive gradients in thin films by means of purge and trap followed by ion-selective electrode. Environ. Toxicol. Chem. 24: 3043-3047.

Mason, R.P., M.L. Abbott, R.A. Bodaly, O.R. Bullock, C.T. Driscoll, D. Evers, S.E. Lindberg, M. Murray and E.B. Swain. 2005. Monitoring the environmental response to changing atmospheric mercury deposition. Environ. Sci. Technol. 39: 14A-22A.

Conaway, C.H., R.P. Mason, D.J. Steding and A.R. Flegal. 2005. Estimate of mercury emission from gasoline and diesel fuel consumption, San Francisco Bay area, California. Atmos. Environ. 39: 101-105.

Mason, R.P. E-H. Kim and J. Cornwell. 2004. Metal accumulation in Baltimore Harbor: Current and past inputs. Appl. Geochem. 19: 1801-1825.

Sheu, G-R. and R.P. Mason. 2004. An examination of the oxidation of elemental mercury in the presence of halide surfaces. J. Atmos. Chem. 48: 107-130

Laurier, F.J.G., R.P. Mason, L.M. Whalin and G.A. Gill. 2004. Mercury distributions in the North Pacific Ocean - 20 years of observations. Mar. Chem. 90: 3-19.

Heyes, A., C. Miller and R.P. Mason. 2004. Mercury and methylmercury in the Hudson River sediment: impact of resuspension on partitioning and methylation. Mar. Chem. 90: 75-89.

Cossa, D., M-H Cotte-Krieff, R.P. Mason and A. Thomas. 2004. Total mercury in the water column near the shelf edge of the European continental margin. Mar. Chem. 90: 21-29.

Leaner, J.J. and R.P. Mason. 2004. Methylmercury uptake and distribution kinetics in sheepshead minnows, C. variegatus, after exposure to CH3Hg-spiked food. Environ. Toxicol. Chem. 23: 2138-2146

Kim, E-H., R.P. Mason, E.T. Porter and H.L. Soulen. 2004. The effect of resuspension on the fate of total mercury and methylmercury in a shallow estuarine ecosystem. Mar. Chem. 86: 121-137.

Laurier, F.J.G., R.P. Mason, and L. Whalin, S. Kato. (2003). Reactive gaseous mercury formation in the North Pacific Ocean's marine boundary layer: A potential role of halogen chemistry. J. Geophy. Res., 108(D17), 4529, doi:10.1029/2003JD003625.

Mason, R.P. and J.M. Benoit. (2003). Organomercury compounds in the environment. In: P.J. Craig [ed.], Organometallics in the Environment, 2nd Edition, John Wiley & Sons, New York, pp.57-99.

Benoit, J.M., C.C. Gilmour, A. Heyes, R.P. Mason, and C.L. Miller. (2003). Geochemical and biological controls over mercury production and degradation in aquatic systems. pp. 262-297. In: Y. Cai and O.C. Brouds [eds.], Biogeochemistry of Environmentally Important Trace Elements, ACS Symposium Series 835, American Chemical Society, Washington, D.C.

McAloon, K.M. and R.P. Mason. (2003). Investigations into the bioavailability and bioaccumulation of mercury and other trace metals to the sea cucumber, Scleradactyla briareus, using in in vitro solubilizations. Mar. Pollut. Bull.

Conaway, C.H., S. Squire, R.P. Mason, and A.R. Flegal. (2003). Mercury speciation in the San Francisco Bay estuary. Mar. Chem., 80:199-225.

Mason, R.P. (2002). The bioaccumulation of mercury, methylmercury and other toxic elements into pelagic and benthic organisms. pp. 127-149. In: M.C. Newman, M.H. Roberts, and R.C. Hale [eds.], Coastal and Estuarine Risk Assessment, CRC/Lewis Publ.

Mason, R.P., N.M. Lawson, and G.-R. Sheu. (2002). The urban atmosphere: an important source of trace metals to nearby waters? pp. 203-222. In: R.L. Lipnick, R.P. Mason, M.L. Phillips, and C.U. Pittman, Jr. [eds.], Chemicals in the Environment: Fate, Impacts, and Remediation, American Chemical Society Publ., ACS Symposium Series No. 806.

Sheu, G.-R., R.P. Mason, and N.M. Lawson. (2002). Speciation and distribution of atmospheric mercury over the Northern Chesapeake Bay. pp 223-242. In: R.L. Lipnick, R.P. Mason, M.L. Phillips, and C.U. Pittman, Jr. [eds.], Chemicals in the Environment: Fate, Impacts, and Remediation, American Chemical Society Publ., ACS Symposium Series No. 806.

Andres, S., J.-M. Laporte, and R.P. Mason. (2002). Mercury accumulation and flux across the gills and the intestine of the blue crab (Callinectes sapidus). Aquat. Toxicol., 56:303-320.

Laporte, J.-M., S. Andres, and R.P. Mason. (2002). Effect of ligands and other metals on the uptake of mercury and methylmercury across the gills and the intestine of the blue crab (Callinectes sapidus). Comp. Biochem. Physiol., Part C., 131:185-196. [UMCES Contribution No. 3515-CBL].

Leaner, J.J. and R.P. Mason. (2002). Methylmercury accumulation and fluxes across the intestine of channel catfish, Ictalurus punctatus. Comp. Biochem. Physiol., Part C., 132:247-259

Leaner, J.J. and R.P. Mason. (2002). Factors controlling the bioavailability of ingested methylmercury in channel catfish and atlantic sturgeon. Environ. Sci. Technol., 36:5124-5129.

Mason, R.P. and G.-R. Sheu. (2002). Role of the ocean in the global mercury cycle. Global Biogeochemical Cycles, 16(4): 1093, doi:10.1029/2001GBC001440, 2002.

Jay, J.A., K.J. Murray, C.C. Gilmour, R.P. Mason, F.M.M. Morel, A.L. Roberts, and H.F. Hemond. (2002). Mercury methylation by Desulfovibrio desulfuricans ND132 in the presence of polysulfides. Appl. Environ. Microbiol., 68(11):5741-5745.