Below is a list of selected scientific publications describing research conducted in or in conjunction with my Marine Environmental Physiology Laboratory. For a more complete list of my publications, please see my Research Gate site.


Ward, J.E., S. Zhao, B.A. Holohan, K.M. Mladinich, T.W. Griffin, J. Wozniak & S.E. Shumway, 2019. Selective ingestion and egestion of plastic particles by the blue mussel (Mytilus edulis) and eastern oyster (Crassostrea virginica): Implications for using bivalves as bioindicators of microplastic pollution. Env. Sci. & Tech. 53: 8776-8784.

Ward, J.E., M. Rosa & S.E. Shumway, 2019. Capture, ingestion and egestion of microplastics by suspension-feeding bivalves: a 40-year history. Anthropocene Coasts 2: 39-49.

Buckman, K.L., E.A Seelen, R.P. Mason, P. Balcom, V.F. Taylor, J.E. Ward and C.Y. Chen, 2019. Sediment organic carbon and temperature effects on methylmercury concentration: a mesocosm experiment. Sci. Total Environ. 666: 1316–1326.

Zhao, S., J.E. Ward, M. Danley & T.J. Mincer, 2018. Field-based evidence for microplastic in marine aggregates and mussels: Implications for trophic transfer. Env. Sci. & Tech. 52: 11038–11048.

Pierce, M.L. & J.E. Ward, 2018. Microbial ecology of the Bivalvia, with an emphasis on the family Ostreidae. J. Shellfish Res. 37: 793-806.

Rosa, M., J.E. Ward & S.E. Shumway, 2018. Selective capture and ingestion of particles by suspension-feeding bivalve molluscs: A review. J. Shellfish Res. 37: 727-746.

Jasperse, L., M.J. Levin, K. Tsantiris, R. Smolowitz, C. Perkins, J.E. Ward & S. De Guise, 2018. Comparative toxicity of Corexit® 9500, oil, and a Corexit®/oil mixture on the eastern oyster, Crassostrea virginica (Gmelin). Aq. Toxicol. 203: 10-18.

Doyle, J.J., J.E. Ward & G.H. Wikfors, 2018. Acute exposure to TiO2 nanoparticles produces minimal apparent effects on oyster, Crassostrea virginica (Gmelin), hemocytes. Mar. Pollution Bull. 127: 512-523.

Rosa, M., J.E. Ward, A. Frink & S.E. Shumway, 2017. Effects of particle-surface properties on particle capture by two species of suspension-feeding bivalve molluscs. Am. Malacol. Bull. 35:181-188.

Haynes, V.N., J.E. Ward, B.J. Russell, A.G. Agrios, 2017. Review: Photocatalytic effects of titanium dioxide nanoparticles on aquatic organisms – current knowledge and suggestions for future research. Aquatic Toxicol. 185: 138-148.

Zhao, S.Y., M. Danley, J.E. Ward, D. Lia & T.J. Mincer, 2017. An approach for extraction, characterization and quantitation of microplastic in natural marine snow using Raman microscopy. Anal. Meth. 9: 1470-1478.

Rosa, M., J.E. Ward, B.A. Holohan, S.E. Shumway & G.H. Wikfors, 2017. Physicochemical surface properties of microalgae and their combined effects on particle selection by suspension-feeding bivalve molluscs. J. Exp. Mar. Biol. Ecol. 486: 59-68.

Kramer, A.M., J.E. Ward, F.C. Dobbs, M.L. Pierce & J.M. Drake, 2016. The contribution of marine aggregate-associated bacteria to the accumulation of pathogenic bacteria in oysters: an agent-based model. Ecol. Evol. 6: 7397-7408.

Doyle, J.J., J.E. Ward & R. Mason, 2016. Exposure of bivalve shellfish to titania nanoparticles under an environmental-spill scenario: Encounter, ingestion, and egestion. J. Mar. Biol. Assoc., UK. 96: 137-149.

Pierce, M.L., J.E. Ward, B.A. Holohan, X. Zhao & R.E. Hicks, 2016. The influence of site and season on the gut and pallial fluid microbial communities of the eastern oyster, Crassostrea virginica(Gmelin): community-level physiological profiling and genetic structure. Hydrobiologia. 765: 97-113.

Rosa, M., J.E. Ward, M. Ouvard, B.A. Holohan, E. Pales Espinosa, S.E. Shumway & B. Allam, 2015. Examining the physiological plasticity of particle capture by the blue mussel, Mytilus edulis (L.): confounding factors and potential artifacts with studies utilizing natural seston. J. Exp. Mar. Biol. Ecol. 473: 207-217.

Ortiz, V., R.P. Mason & J.E. Ward, 2015. An examination of the factors influencing mercury and methylmercury particulate distributions, methylation and demethylation rates in laboratory-generated marine snow. Mar. Chem. 177: 753-762.

Doyle, J.J., J.E. Ward & R. Mason, 2015. An examination of the ingestion, bioaccumulation, and depuration of titanium dioxide nanoparticles by the blue mussel (Mytilus edulis) and the eastern oyster (Crassostrea virginica). Mar. Environ. Res., 110: 45-52.

Frank, D.M., L. Deaton, S.E. Shumway, B.A. Holohan & J.E. Ward, 2015. Modulation of pumping rate by two species of marine bivalve molluscs in response to neurotransmitters: comparison of in vitro and in vivo results. Comp. Biochem. Physiol., Part A. 185: 150-158.

Doyle, J.J., V. Palumbo, B.D. Huey & J.E. Ward, 2014. Behavior of titanium dioxide nanoparticles in three aqueous media samples: Agglomeration and implications for benthic deposition. Water, Air, & Soil Pollution, 225: 2106.

Shumway, S.E., J.E. Ward, E. Heupel, B.A. Holohan, J. Heupel, T. Heupel & D.K. Padilla, 2014. Observations of feeding in the common Atlantic slippersnail Crepidula fornicata L., with special reference to the “mucus net.”  J. Shellfish Res. 33: 1–13.

Pierce, M.L., J.E. Ward & F.C. Dobbs, 2014.  False positives in Biolog EcoPlatesTM and MT2 MicroPlatesTM caused by calcium.  J. Microbiolog. Meth. 97: 20–24.

Rosa, M., J.E. Ward, S.E. Shumway, G.H. Wikfors, E. Pales‑Espinosa & B. Allam, 2013.  Effects of particle surface properties on feeding selectivity in the eastern oyster Crassostrea virginica and the blue mussel Mytilus edulis. J. Exp. Mar. Biol. Ecol. 446: 320-327.

Wall, C.C., C.J. Gobler, B.J. Peterson & J.E. Ward, 2013. Contrasting growth patterns of suspension‑feeding molluscs (Mercenaria mercenaria, Crassostrea virginica, Argopecten irradians, Crepidula fornicata) across a eutrophication gradient in the Peconic Estuary, NY, USA. Estuaries & Coasts, 36, 1274‑1291.

Allam, B., W.E. Carden, J.E. Ward, G. Ralph, S. Winnicki & E. Pales Espinosa, 2013. Early host‑pathogen interactions in marine bivalves: Evidence that the alveolate parasite Perkinsus marinus infects through the oyster mantle during rejection of pseudofeces. J. Invert. Path., 113: 26-34.

Cranford, P.J., J.E. Ward & S. Shumway, 2011. Bivalve filter feeding: variability and limits of the aquaculture biofilter. In: S.E. Shumway (ed.), Shellfish Aquaculture and the Environment, John Wiley & Sons Publ., 81-124.

Pales Espinosa, E., M. Perrigault, J.E. Ward, S.E. Shumway & B. Allam, 2010. Microalgal cell surface carbohydrates as recognition sites for particle sorting in suspension-feeding bivalves. Biol. Bull. 218: 75-86.

Lyons, M. M., J. E. Ward, H. Gaff, R. Hicks, J. Drake & F.C. Dobbs, 2010. Theory of island biogeography on a microscopic scale: Are organic aggregates islands for aquatic pathogens? Aquatic Microbial Ecology, 60: 1-13.

Ward, J.E. & D.J. Kach, 2009. Marine aggregates facilitate ingestion of nanoparticles by suspension-feeding bivalves. Mar. Env. Res., 68: 137-142.

Pales Espinosa, E., M. Perrigault, J.E. Ward, S.E. Shumway, & B. Allam, 2009. Lectins associated with the feeding organs of the oyster Crassostrea virginica can mediate particle selection. Biol. Bull., 217: 130-141.

MacDonald, B.A. & J.E. Ward, 2009. Feeding activity of scallops and mussels measured simultaneously in the field: Repeated measures sampling and implications for modelling. J. Exp. Mar. Biol. Ecol. 371: 42-50.

Li, B., J.E. Ward & B.A. Holohan, 2008. Effect of transparent exopolymer particles (TEP) from marine suspension feeders on particle aggregation. Mar. Ecol. Prog. Ser. 357: 67-77.

Frank, D.M., J.E. Ward, S.E. Shumway, C. Gray & B.A. Holohan, 2008. Application of particle image velocimetry to the study of suspension feeding in marine invertebrates. Marine and Freshwater Behaviour and Physiology. 41: 1-18.

Kach, D.J. & J.E. Ward, 2008. The role of marine aggregates in the ingestion of picoplankton-size particles by suspension-feeding molluscs. Mar. Biol. 153: 797-805.

Lyons, M.M., Y.T. Lau, W.E. Carden, J.E. Ward, S.B. Roberts, R.S. Smolowitz, J. Vallino & B. Allam, 2008. Characteristics of marine aggregates in shallow-water ecosystems: Implications for disease ecology. EcoHealth. 4: 406-420.

Heinonen, K.B., J.E. Ward & B.A. Holohan, 2007. Production of transparent exopolymer particles (TEP) by benthic suspension feeders in coastal systems. J. Exp. Mar. Biol. Ecol. 341: 184-195.

Ward, J.E. & S.E. Shumway, 2004. Separating the grain from the chaff: Particle selection in suspension- and deposit-feeding bivalves. J. Exp. Mar. Biol. Ecol. 300: 83-130.

Ward, J.E. , J.S. Levinton & S.E. Shumway, 2003. Influence of diet on pre-ingestive particle processing in bivalves. I: Transport velocities on the ctenidium. J. Exp. Mar. Biol. Ecol. 293: 129-149.

Ward, J.E., L.P. Sanford, R.I.E. Newell, & B.A. MacDonald, 1998. A new explanation of particle capture in suspension-feeding bivalve molluscs. Limnol. Oceanogr. 43: 741-752.

Ward, J.E., J.S. Levinton, S.E. Shumway & T.L. Cucci, 1997. Linking individual function to ecosystem control: Identification of the gills as the locus of particle selection in a bivalve mollusk. Nature 390: 131-132.