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

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 https://pubs.usgs.gov/of/2005/1162/.)

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.

Gustavson, T.C., and Boothroyd, J.C., 1987, A depositional model for outwash, sediment sources, and hydrologic characteristics, Malaspina Glacier, Alaska: A modern analog of the southeastern margin of the Laurentide ice sheet: Geological Society of America Bulletin, v. 99, no. 2, p. 187–200.

Hjulstrom, Filip, 1939, Transportation of detritus by moving water, in Trask, P.D., ed., Recent marine sediments, a symposium: Tulsa, Oklahoma, 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.

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

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, in Poppe, L.J., and Polloni, Chris, eds., Long Island Sound environmental studies: U.S. Geological Survey Open-File Report 98-502, chap. 2, survey 9, CD-ROM. (Also available at https://pubs.usgs.gov/of/1998/of98-502/chapt2/9newlond/frontp9.htm.)

Lewis, R.S., and Needell, S.W., 1987, Maps showing the 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.

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, CD-ROM. (Also available at https://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 https://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, 2008, Descriptive report for survey H11999, project no. OPR-B370-TJ-08: National Ocean Service, National Oceanic and Atmospheric Administration. [Included in the dataset of this report as h11999_dr.pdf.]

Needell, S.W., O'Hara, C.J., and Knebel, H.J., 1983, Quaternary geology of the Rhode Island inner shelf: Marine Geology, v. 53, p. 41-53.

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 https://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 https://pubs.usgs.gov/of/2006/1059/.)

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: U.S. Geological Survey Open-File Report 2011–1003, DVD-ROM. (Also available at https://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 https://pubs.usgs.gov/of/2009/1231/ .)

Poppe, L.J., Denny, J.F., Williams, S.J., Moser, M.S., Stewart, H.F., Forfinski, N.A., 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 https://pubs.usgs.gov/of/2007/1191/.)

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., DiGiacomo-Cohen, M.L., 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 https://pubs.usgs.gov/of/2007/1012/.)

Poppe, L.J., Eliason, A.H., and Hastings, M.E., 2004b, A Visual Basic program to generate sediment grain-size statistics and to extrapolate particle distributions: Computers and Geosciences, v. 30, no. 7, p. 791-795.

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., 1998a, Sidescan sonar image, surficial geologic interpretation, and bathymetry of Fishers Island Sound, 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., 1998b, Sidescan sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound sea floor in Niantic Bay, 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 New Haven Harbor, Connecticut, and the New Haven dumping ground, north-central Long Island Sound: U.S. Geological Survey Geologic Investigations Series Map I–2736, 2 sheets, 8 p.

Poppe, L.J., Lewis, R.S., Signell, R.P., Knebel, H.J., Persaud, M., 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, Acoustic interpretation and sidescan sonar image 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 https://pubs.usgs.gov/of/2010/1007/.)

Poppe, L.J., McMullen, K.Y., Ackerman, S.D., Blackwood, D.S., Schaer, J.D., Forrest, M.R., Ostapenko, 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 https://pubs.usgs.gov/of/2010/1150/.)

Poppe, L.J., Paskevich, V.F., Lewis, R.S., and DiGiacomo-Cohen, M.L., 2002, Geological framework data from Long Island Sound, 1981-1990: A digital data release: U.S. Geological Survey Open-File Report 2002-002, DVD-ROM. (Also available at http://woodshole.er.usgs.gov/openfile/of02-002/.)

Poppe, L.J., Paskevich, V.F., Moser, M.S., DiGiacomo-Cohen, M.L., and Christman, E.B., 2004a, 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 https://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., 2008, 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, USGS east-coast sediment analysis—Procedures, database, and GIS data: U.S. Geological Survey Open-File Report 2005–1001, DVD-ROM. (Also available at https://pubs.usgs.gov/of/2005/1001/.)

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 of Sedimentary Petrology, v. 24, p. 151–158.

Sirkin, Les, 1980, 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: Quaternary Science Reviews, v. 5, p. 39–52.

Stone, B.D., Schafer, J.P., London, E.H., Digiacomo-Cohen, M., Lewis, R.S., and Thompson, W.B., 1998, Quaternary geologic map of Connecticut and Long Island Sound Basin: U.S. Geological Survey Open-File Report 98-371, 68 p., 1 map.

Todd, B.J. and Valentine, P.C., 2012, Chapter 15: Large submarine sand waves and gravel lag substrates on Georges Bank off Atlantic Canada, in Harris, P.T, and Baker, E.K., eds., Seafloor geomorphology as benthic habitat: GeoHAB atlas of seafloor geomorphic features and benthic habitats: London, Elsevier, p. 261-275.

Twichell, D.C., Zajac, R.N., Poppe, L.J., Lewis, R.S., Cross, V.A., Nichols, David, 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, 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.

Uchupi, E., Driscoll, N., Ballard, R.D., and Bolmer, S.T., 2001, Drainage of late Wisconsin glacial lakes and the morphology and late quaternary stratigraphy of the New Jersey-southern New England continental shelf and slope: Marine Geology, v. 172, p. 117–145.

Valentine, P.C., Middleton, T.J., and Fuller, S.J., 2002, Backscatter intensity and sun-illuminated seafloor topography of quadrangles 1 and 2 in the Great South Channel region, western Georges Bank: U.S. Geological Survey Geologic Investigations Series Map I-2698-E, scale 1:25,000, CD-ROM. (Also available at https://pubs.usgs.gov/imap/i2698/.)

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

Zajac, R.N., Lewis, R.S., Poppe, L.J., Twichell, D.C., Vozarik, J., and DiGiacomo-Cohen, M.L., 2000, Relationships between 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, J., and DiGiacomo-Cohen, M.L., 2003, Responses of infaunal populations to benthoscape structure in eastern Long Island Sound, and the potential importance of transition zones: Limnology and Oceanography, v. 48, no. 2, p. 829-842.