Allen, J.R.L., 1968, Current ripples: Their relation to patterns of water and sediment motion: Amsterdam, Elsevier, 433 p.

Allen, J.R.L., 1982, Simple models for the shape and symmetry of tidal sand waves; (2) dynamically stable symmetrical equilibrium forms: Marine Geology, v. 48, p. 51–73.

Ashley, G.M., 1990, Classification of large-scale subaqueous bedform—A new look at an old problem: Journal of Sedimentary Petrology, v. 60, p. 160–172.

Bacon, E.M., 1906, The Connecticut River and the valley of the Connecticut—Three hundred and fifty miles from mountain to sea: New York, New York, G.P. Putnam's Sons, 487 p.

Beaulieu, E., Poppe, L.J., Paskevich, V.F., Doran, E.F., Chauveau, B.E., Crocker, J.M., Beaver, A.L., and Schattgen, P.T., 2005, Sidescan sonar imagery and surficial geologic interpretation of the sea floor off Bridgeport, Connecticut: U.S. Geological Survey Open-File Report 2005–1162 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2005/1162/.)

Belderson, R.H., Johnson, M.A., and Kenyon, N.H., 1982, Bedforms, in A.H. Stride, ed., Offshore tidal sands: London, Chapman and Hall, p. 27–57.

Dalrymple, R.W., Knight, R.J., and Lambiase, J.J., 1978, Bedforms and their hydraulic stability relationships in a tidal environment, Bay of Fundy, Canada: Nature, v. 275, p. 100–104.

Flint, R.F., and Gebert, J.A., 1976, Latest Laurentide ice sheet—new evidence from southern New England: Geological Society of America Bulletin, v. 87, p. 182–188.

Gibbs, R.J., Matthews, M.D., and Link, D.A., 1971, The relationship between sphere size and settling velocity: Journal of Sedimentary Petrology, v. 41, no. 1, p. 7–18.

Goldsmith, R., 1962, Surficial geology of the New London quadrangle, Connecticut—New York: U.S. Geological Survey Map GQ-176, 1 sheet, 1:24,000.

Goldsmith, R., 1982, Recessional moraines and ice retreat in southeastern Connecticut, in Larson G.J., and Stone B.D., eds., Late Wisconsinan glaciation of New England: Dubuque, Iowa, Kendall/Hunt, p. 61–76.

Gordon, R.B., and Philbeam, C.C., 1975, Circulation in central Long Island Sound: Journal of Geophysical Research, v. 80, p. 414–422.

Hard, W.R., 1947, The Connecticut: Amherst, Massachusetts, University of Massachusetts Press, 300 p.

Hjulstrom, Filip, 1939, Transportation of detritus by moving water, in Trask, P.D., ed., Recent marine sediments, a symposium: Tulsa, Okla., American Association of Petroleum Geologists, p. 5–31.

Inman, D.L., 1949, Sorting of sediments in the light of fluid mechanics: Journal of Sedimentary Petrology, v. 19, no. 2, p. 51–70.

Knebel, H.J., and Poppe, L.J., 2000, Sea-floor environments within Long Island Sound—A regional overview: Journal of Coastal Research, v. 16, no. 3, p. 533–550.

Knebel, H.J., Lewis, R.S., and Varekamp, J.C., 2000, Regional processes, conditions, and characteristics of the Long Island Sound sea floor: Journal of Coastal Research, v. 16, no. 3, p. 519–521.

Koppelman, L.E., Weyl, P.K., Gross, M.G., and Davies, D.S., 1976, The urban sea—Long Island Sound, New York, N.Y.: Praeger Publishers, 223 p.

Krumbein, W.C., 1934, Size frequency distribution of sediments: Journal of Sedimentary Petrology, v. 4, p. 65–77.

Lewis, R.S., and Stone, J.R., 1991, Late Quaternary stratigraphy and depositional history of the Long Island Sound basin; Connecticut and New York: Journal of Coastal Research, Special Issue 11, p. 1–23.

Lewis, R.S., and DiGiacomo-Cohen, M.L., 2000, A review of the geologic framework of the Long Island Sound basin with some observations relating to postglacial sedimentation: Journal of Coastal Research, v. 16, no. 3, p. 522–532.

Lewis, R.S., DiGiacomo-Cohen, M.L., and Twichell, D.C., 1998, Sidescan sonar image of the seafloor off New London, Connecticut, chap. 2, survey 9, of Poppe, L.J., and Polloni, Chris, eds., Long Island Sound environmental studies: U.S. Geological Survey Open-File Report 98–502 CD-ROM. (Also available at http://pubs.usgs.gov/of/1998/of98-502/chapt2/9newlond/frontp9.htm.)

Lewis, R.S., and Needell, S.W., 1987, Maps showing stratigraphic framework and Quaternary geologic history of eastern Long Island Sound: U.S. Geological Survey Miscellaneous Field Studies Map MF–1939–A, scale 1:125,000, 3 sheets.

Long Island Sound Study, 1994, Comprehensive conservation and management plan: Stony Brook, N.Y., Long Island Sound Study, 168 p. plus appendixes.

Ludwick, J.C., 1972, Migration of tidal sand waves in Chesapeake Bay entrance, in Swift, D.J.P., Duane, D.B., Pilkey, O.J., eds., Shelf sediment transport; process and pattern: Stroudsburg, Pennsylvania, Dowden, Hutchinson, and Ross, p. 377–410.

McKee, E.D., 1966, Structures of dunes at White Sands National Monument, New Mexico (and a comparison with structures of dunes from other selected areas): Sedimentology, v. 7, p. 1–69.

McMullen, K.Y., Poppe, L.J., Danforth, W.W., Blackwood, D.S., Schaer, J.D., Glomb, K.A., and Doran, E.F., 2012, Sea-floor geology of Long Island Sound north of Duck Pond Point, New York: U.S. Geological Survey Open-File Report 2011–1149 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2011/1149/.)

McMullen, K.Y., Poppe, L.J., Danforth, W.W., Blackwood, D.S., Schaer, J.D., Guberski, M.R., Wood, D.A., and Doran, E.F., 2011, Surficial geology of the sea floor in Long Island Sound offshore of Orient Point, New York: U.S. Geological Survey Open-File Report 2010–1100 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2010/1100/.)

McMullen, K.Y., Poppe, L.J., Danforth, W.W., Blackwood, D.S., Schaer, J.D., Ostapenko, A.J., Glomb, K.A., and Doran, E.F., 2010, Surficial geology of the sea floor in Long Island Sound offshore of Plum Island, New York: U.S. Geological Survey Open-File Report 2010–1005 CD-ROM. (Also available at http://pubs.usgs.gov/of/2010/1005/.)

McMullen, K.Y., Poppe, L.J., DiGiacomo-Cohen, M.L., Moser, M.S., and Christman, E.B., 2005, Surficial geology of the sea floor in west-central Long Island Sound as shown by sidescan sonar imagery: Northeastern Geology and Environmental Sciences, v. 27, no. 1, p. 60–70.

National Oceanic and Atmospheric Administration, 2009a, Descriptive Report for survey H12013, project no. OPR–B370–TJ–09: National Ocean Service, National Oceanic and Atmospheric Administration. Included in this report as h12013_dr.pdf

National Oceanic and Atmospheric Administration, 2009b, Data Acquisition and Processing Report for survey H12013, project no. OPR–B370–TJ–09: National Ocean Service, National Oceanic and Atmospheric Administration. Included in this report as OPR-B370-TJ-09_DAPR.pdf

Needell, S.W., Lewis, R.S., and Colman, S.M., 1987, Maps showing the Quaternary geology of east-central Long Island Sound: U.S. Geological Survey Miscellaneous Field Studies Map MF 1939–B, 3 sheets, scale 1:125,000, 6-p pamphlet.

Nevin, C.M., 1946, Competency of moving water to transport debris: Geological Society of America Bulletin, v. 57, no. 7, p. 651–674.

Poppe, L.J., Ackerman, S.D., Doran, E.F., Beaver, A.J., Crocker, J.M., and Schattgen, P.T., 2006a, Interpolation of reconnaissance multibeam bathymetry from north-central Long Island Sound: U.S. Geological Survey Open-File Report 2005–1145 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2005/1145/.)

Poppe, L.J., Ackerman, S.D., Doran, E.F., Moser, M.S., Stewart, H.F., Forfinski, N.A., Gardner, U.L., and Keene, J.A., 2006b, Geologic interpretation and multibeam bathymetry of the sea floor in southeastern Long Island Sound: U.S. Geological Survey Open-File Report 2006–1059 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2006/1059/.)

Poppe, L.J., Ackerman, S.D., McMullen, K.Y., Schattgen, P.T., Schaer, J.D., and Doran, E.F., 2008a, Interpolation of reconnaissance multibeam and single-beam bathymetry, offshore Milford, Connecticut: U.S. Geological Survey Open-File Report 2008–1146 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2008/1146/.)

Poppe, L.J., Danforth, W.W., McMullen, K.Y., Parker, C.E., and Doran, E.F., 2011a, Combined multibeam and lidar bathymetry data from eastern Long Island Sound and westernmost Block Island Sound—A regional perspective: U.S. Geological Survey Open-File Report 2011–1003 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2011/1003/.)

Poppe, L.J., Danforth, W.W., McMullen, K.Y., Parker, C.E., Lewit, P.G., and Doran, E.F., 2010a, Integrated multibeam and lidar bathymetry data offshore of New London and Niantic, Connecticut: U.S. Geological Survey Open-File Report 2009–1231 CD-ROM. (Also available at http://pubs.usgs.gov/of/2009/1231/.)

Poppe, L.J., Denny, J.F., Williams, S.J., Moser, M.S., Forfinski, N.A., Stewart, H.F., and Doran, E.F., 2007a, The geology of Six Mile Reef, eastern Long Island Sound: U.S. Geological Survey Open-File Report 2007–1191 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2007/1191/.)

Poppe, L.J., DiGiacomo-Cohen, M.L., Doran, E.F., Smith, S.M., Stewart, H.F., and Forfinski, N.A., 2007b, Geological interpretation and multibeam bathymetry of the sea floor in the vicinity of the Race, eastern Long Island Sound: U.S. Geological Survey Open-File Report 2007–1012 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2007/1012/.)

Poppe, L.J., DiGiacomo-Cohen, M.L., Smith, S.M., Stewart, H.F., and Forfinski, N.A., 2006c, Seafloor character and sedimentary processes in eastern Long Island Sound and western Block Island Sound: Geo-Marine Letters, v. 26, p. 59–68.

Poppe, L.J., Hastings, M.E., DiGiacomo-Cohen, M.L., Manheim, F.T., and Mlodzinska, Z.J., 1998a, Surficial sediment database, chap. 3 of Poppe, L.J., and Polloni, Chris, eds., Long Island Sound environmental studies: U.S. Geological Survey Open-File Report 98–502 CD-ROM. (Also available at http://pubs.usgs.gov/of/1998/of98-502/.)

Poppe, L.J., Knebel, H.J., Mlodzinska, Z.J., Hastings, M.E., and Seekins, B.A., 2000, The distribution of surficial sediment in Long Island Sound and adjacent waters—Texture and total organic carbon: Journal of Coastal Research, v. 16, no. 3, p. 567–574.

Poppe, L.J., Lewis, R.S., Denny, J.F., DiGiacomo-Cohen, M.L., and Parolski, K.F., 1999a, Sidescan sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound sea floor around Falkner Island, Connecticut: U.S. Geological Survey Geologic Investigations Map I–2671, 2 sheets, scale 1:10,000.

Poppe, L.J., Lewis, R.S., Denny, J.F., Parolski, K.F., and DiGiacomo-Cohen, M.L., 1998b, Sidescan sonar image, surficial geologic interpretation and bathymetry of Fishers Island Sound sea floor, Connecticut, New York, and Rhode Island: U.S. Geological Survey Geologic Investigations Map I–2640, 2 sheets, scale 1:12,500.

Poppe, L.J., Lewis, R.S., Denny, J.F., Parolski, K.F., DiGiacomo-Cohen, M.L., and Tolderlund, D.S., 1998c, Sidescan sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound sea floor in Niantic Bay and vicinity, Connecticut: U.S. Geological Survey Geologic Investigations Map I–2625, 2 sheets, scale 1:11,750.

Poppe, L.J., Lewis, R.S., Knebel, H.J., Haase, E.A., Parolski, K.F., and DiGiacomo-Cohen, M.L., 2001, Sidescan sonar images, surficial geologic interpretations, and bathymetry of the Long Island Sound sea floor in New Haven Harbor and New Haven dumping ground, Connecticut: U.S. Geological Survey Geologic Investigations Series Map I–2736, 2 sheets, scale 1:15,000, 8-p. pamphlet.

Poppe, L.J., Lewis, R.S., Signell, R.P., Knebel, H.J., Persaud, Mohabir, Denny, J.F., Parolski, K.F., and, DiGiacomo-Cohen, M.L., 1999b, Sidescan sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound sea floor off Roanoke Point, New York: U.S. Geological Survey Geologic Investigations Series Map I–2692, 2 sheets, scales 1:15,000 and 1:20,000.

Poppe, L.J., Lewis, R.S., Zajac, R.N., Twichell, D.C., Schmuck, E.A., Parolski, K.F., and DiGiacomo-Cohen, M.L., 1997, Sidescan sonar image, surficial geologic interpretation and bathymetry of the Long Island Sound sea floor off Hammonasset Beach State Park, Connecticut: U.S. Geological Survey Geologic Investigations Map I–2588, 2 sheets, scales 1:7,500 and 1:15,000.

Poppe, L.J., McMullen, K.Y., Ackerman, S.D., Blackwood, D.S., Irwin, B.J., Schaer, J.D., Lewit, P.G., and Doran, E.F., 2010b, Sea-floor geology and character offshore of Rocky Point, New York: U.S. Geological Survey Open-File Report 2010–1007 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2010/1007/.)

Poppe, L.J., McMullen, K.Y., Ackerman, S.D., Blackwood, D.S., Schaer, J.D., Forrest, M.R., Ostepenko, A.J., and Doran, E.F., 2011b, Sea-floor geology and topography, offshore in eastern Long Island Sound: U.S. Geological Survey Open-File Report 2010–1150 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2010/1150/.)

Poppe, L.J., Paskevich, V.F., Moser, M.S., DiGiacomo-Cohen, M.L., and Christman, E.B., 2004, Sidescan sonar imagery and surficial geologic interpretation of the sea floor off Branford, Connecticut: U.S. Geological Survey Open-File Report 2004–1003 CD-ROM. (Also available at http://pubs.usgs.gov/of/2004/1003/.)

Poppe, L.J., Williams, S.J., Moser, M.S., Stewart, H.F., Forfinski, N.A., and Doran, E.F., 2008b, Quaternary geology and sedimentary processes in the vicinity of Six Mile Reef, eastern Long Island Sound: Journal of Coastal Research, v. 24, no. 1, p. 255–266.

Poppe, L.J., Williams, S.J., and Paskevich, V.F., eds., 2005, U.S. Geological Survey East Coast sediment analysis: Procedures, database, and GIS data: U.S. Geological Survey Open-File Report 2005–1001 DVD-ROM. (Also available at http://pubs.usgs.gov/of/2005/1001/.)

Reineck, H.E., and Singh, I.B., 1980, Depositional sedimentary environments: New York, Springer-Verlag, 549 p.

Schafer, J.P., and Hartshorn, J.H., 1965, The Quaternary of New England, in Wright, H.E., and Frey, D.G., eds., The Quaternary of the United States: Princeton, New Jersey, Princeton University Press, p. 113–128.

Schlee, J.S., 1973, Atlantic continental shelf and slope of the United States—Sediment texture of the northeastern part: U.S. Geological Survey Professional Paper 529–L, 64 p.

Shepard, F.P., 1954, Nomenclature based on sand-silt-clay ratios: Journal Sedimentary Petrology, v. 24, p. 151–158.

Signell, R.P., List, J.H., and Farris, A.S., 2000, Bottom currents and sediment transport in Long Island Sound—A modeling study: Journal of Coastal Research, v. 16, p. 551–566.

Sirkin, L., 1982, Wisconsinan glaciation of Long Island, New York, to Block Island, Rhode Island, in Larson, G.J. and Stone, B.D., eds., Late Wisconsinan glaciation of New England: Dubuque, Iowa, Kendall/Hunt, p. 35–59.

Stone, B.D., and Borns, H.W., Jr., 1986, Pleistocene glacial and interglacial stratigraphy of New England, Long Island, and adjacent Georges Bank and Gulf of Maine, in Sibrava, Vladimir, Bowen, D.Q., and Richmond, G.M., eds., Quaternary glaciations in the Northern Hemisphere: Quaternary Science Reviews, v. 5, p. 39–52.

Stone, J. R., Schafer, J.P., London, E.H., DiGiacomo-Cohen, M.L, Lewis, R.S., and Thompson, W.B., 2005, Quaternary geologic map of Connecticut and Long Island Sound basin: U.S. Geological Survey Scientific Investigations Map 2784, 2 sheets, scale 1:125,000, 68-p. pamphlet.

Twichell, D.C., Zajac, R.N., Poppe, L.J., Lewis, R.S., Cross, V.A., Nichols, David, and DiGiacomo-Cohen, M.L., 1997, Sidescan sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound sea floor off Norwalk, Connecticut: U.S. Geological Survey Geologic Investigations Map I–2589, 2 sheets, scale 1:10,000.

Twichell, D.C., Zajac, R.N., Poppe, L.J., Lewis, R.S., Cross, V.A., Nichols, David, and DiGiacomo-Cohen, M.L., 1998, Sidescan sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound sea floor off Milford, Connecticut: U.S. Geological Survey Geologic Investigations Map I–2632, 2 sheets, scale 1:15,000.

Wentworth, C.K., 1922, A scale of grade and class terms for clastic sediments: Journal of Geology, v. 30, p. 377–392.

Werner, Friedrich, and Newton, R.S., 1975, The pattern of large-scale bed forms in the Langeland Belt (Baltic Sea): Marine Geology, v. 19, p. 29–59.

White, R.E., Jr., and White, L.F., publishers, 2012, Eldridge tide and pilot book: Medfield, Mass., Robert E. White Instruments, Inc., 272 p.

Zajac, R.N., Lewis, R.S., Poppe, L.J., Twichell, D.C., Vozarik, Joseph, and DiGiacomo-Cohen, M.L., 2000, Relationships among sea-floor structure and benthic communities in Long Island Sound at regional and benthoscape scales: Journal of Coastal Research, v. 16, no. 3, p. 627–640.

Zajac, R.N., Lewis, R.S., Poppe, L.J., Twichell, D.C., Vozarik, Joseph, and DiGiacomo-Cohen, M.L., 2003, Responses of infaunal populations to benthoscape structure and the potential importance of transition zones: Limnology and Oceanography, v. 48, no. 2, p. 829–842.