Zajac R, Kelly E, Perry D, Espinosa I. 2017. Population ecology of the snail Melampus bidentatus in changing salt marsh landscapes. Marine Ecology: 00:e12420. https://doi.org/10.1111/maec.12420
Zajac, R.N. and others (2015). Ecological Characterization and Habitat Classification.–. in: “Seafloor Mapping of Long Island Sound – Final Report: Phase 1 Pilot Project.” CT DEEP. Hartford, CT & US EPA ling Island Sound Program
Lopez, and others including Zajac, R.N. 2014. Biology and Ecology of Long Island Sound. In Long Island Sound: Prospects for the Urban Sea, Chapter: Biology and Ecology of Long Island Sound, Publisher: Springer, Editors: Editors: James S. Latimer, Mark A. Tedesco, R. Lawrence Swanson, Charles Yarish, Paul E. Stacey, Corey Garza, pp.285-479
Zajac, R. N., Vozarik, J. M., & Gibbons*, B. R. 2013. Spatial and temporal patterns in macrofaunal diversity components relative to sea floor landscape structure. PloS One, 8(6), e65823.
Luk*, Y. C., & Zajac, R. N. (2013). Spatial ecology of fiddler crabs, Uca pugnax, in southern New England salt marsh landscapes: Potential habitat expansion in relation to salt marsh change. Northeastern Naturalist 20: 255-274.
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.
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