Munguia, P., R. Osman, R. Whitlatch, J. Hamilton, and R. Zajac. 2011. Changes in habitat heterogeneity alter marine sessile benthic communities. Ecological Applications. 21:925-935.
Osman, R. P. Munguia , R. Whitlatch, J. Hamilton, and R. Zajac. 2010. Potential thresholds and multiple community states in southern New England marine communities: integrating natural history with management strategies. Marine Ecology Progress Series. 413:277-289
Munguia, P. R. Osman, R. Whitlatch, J. Hamilton, and R. Zajac. 2010. Community thresholds and species dominance in Long Island Sound benthic communities. Marine Ecology Progress Series. 413:229-240.
Osman, R., P. Munguia, R. Zajac. 2010. Ecological thresholds in marine communities: theory, experiments and management. Marine Ecology Progress Series. 413:185-187.
Olson, M.A., R.N. Zajac & M. Russello. 2009. Estuarine-scale genetic variation in the polychaete Hobsonia florida in Long Island Sound and relationships to Pleistocene glaciations. Biological Bulletin, 217: 86–94.
Neely, A., and R. Zajac. 2008. Applying marine protected area design models in large estuarine systems. Marine Ecology Progress Series 373:11-23.
Zajac, R. 2008. Macrobenthic biodiversity and sea floor landscape structure. Journal of Experimental Marine Biology and Ecology 366:198-203
Zajac, R.N, 2008. Challenges in marine, soft-sediment benthoscape ecology. Landscape Ecology 23, 7-18
Hinchey, E., Nicholson, M., Zajac, R., Irlandi, E., 2008. Preface: Marine and coastal applications in landscape ecology. Landscape Ecology 23, 1-5
Tenore, K. R.N. Zajac, J. Terwin and others. 2006. Characterizing the role benthos plays in large coastal sea and estuaries: a modular approach. J. Exp. Mar. Biol. Ecol. 330: 392- 402.
Olson- Russello, M.A., R.N. Zajac, A. Caccone and M.A. Russello. 2006. Characterization of polymorphic microsatellite loci for the polychaete tubeworm Hobsonia florida. Molecular Ecology Notes. 6:390-395.
Zajac, R.N. 2004. Macrofaunal responses to pit-mound patch dynamics in an intertidal mudflat: local versus patch-type effects. J. Exp. Mar. Biol. Ecol. 313: 297- 315
Zajac, Roman N., Ralph S. Lewis, Lawrence J. Poppe, David C. Twichell, Joseph Vozarik, and Mary L. DiGiacomo-Cohen. 2003. Responses of infaunal populations to benthoscape structure and the potential importance of transition zones. Limnology Oceanography 48: 829-842