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USGS WHSC Publications

USGS Maps by WHSC Authors - Listed by Title

176 publications found. List by Author / Year

Poppe, L.J, Lewis, R.S, Zajac, R.N, Twichell, D.C, Schmuck, E.A, Parolski, K.F, 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 Series Map I-2588, 2 sheets, scale 1:7,500 and 1:15,000. (Also available at ).

Williams, S., Sallenger, A., Jr., , 1991, An introduction to coastal erosion and wetlands loss research, in Barrier island erosion and wetlands loss in Louisiana, in Williams, S. Jeffress, Penland, S., and Sallenger, A.H., Jr., eds., Louisiana Barrier Island Erosion Study atlas of shoreline changes in Louisiana from 1853 to 1989: U.S. Geological Survey Miscellaneous Investigations Series Map I-2150-A. (Also available at ).

McBride, R., Penland, S., Hiland, M., Williams, S., Westphal, K., Jaffe, B., Sallenger, A., Jr., , 1992, Analysis of barrier shoreline change in Louisiana from 1853 to 1989, in Williams, S.J., Penland, S., and Sallenger, A.H. Jr., eds., Louisiana Barrier Island Erosion Study Atlas of Shoreline Changes in Louisiana from 1853 to 1989: U.S. Geological Survey Miscellaneous Investigations Series Map I-2150-A. (Also available at ).

Paull, C., Dillon, W., 1981, Appearance and distribution of the gas hydrate reflection in the blake Ridge region, offshore southeastern United States: U.S. Geological Survey Miscellaneous Field Investigations Map MF-1252. (Also available at ).

Moody, J., Butman, B., Beardsley, R., Brown, W., Daifuku, P., Irish, J., Mayer, D., Mofjeld, H., Petrie, B., Ramp, S., Smith, P., Wright, W., 1984, Atlas of tidal elevation and current observations on the Northeast American continental shelf and slope: U.S. Geological Survey Report B 1611, 122 p. (Also available at ).

Butman, B., Hayes, L., Danforth, W., Valentine, P C, 2003, Backscatter intensity and shaded relief of Quadrangle 2 in western Massachusetts Bay offshore of Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2732 C, scale 1:25,000. (Also available at http://pubs.usgs.gov/imap/i-2732c/).

Butman, B., Hayes, L., Danforth, W., Valentine, P., 2003, Backscatter intensity, shaded relief, and sea-floor topography of Quadrangle 1 in western Massachusetts Bay offshore of Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2731 C, scale 1:25,000. (Also available at http://pubs.usgs.gov/imap/i-2731c/).

Penland, S., Williams, S., Davis, D., Sallenger, A., Jr., G., C.G., , 1992, Barrier island erosion and wetland loss in Louisiana, in Williams, S.J., Penland, S., and Sallenger, A.H. Jr., eds., Louisiana Barrier Island Erosion Study Atlas of Shoreline Changes in Louisiana from 1853 to 1989: U.S. Geological Survey Miscellaneous Investigations Series Map I-2150-A. (Also available at ).

Twichell, D., Able, K., 1993, Bathymetry, sidescan sonar image and surficial geological interpretation of the inner shelf off Little Egg Inlet, N.J: U.S. Geological Survey Miscellaneous Field Studies Map MF-2221, 2 sheets.. (Also available at ).

Twichell, D.C, Zajac, R.N, Poppe, L.J, Lewis, R.S, Cross, V., Nichols, D, DiGiacomo-Cohen, M., 1997, Bathymetry, sidescan-sonar image, and surficial geological interpretation of Long Island Sound off Milford, Connecticut: U.S. Geological Survey Geologic Investigations Series Map I-2632, 2 sheets, scale 1:15,000. (Also available at ).

Twichell, D.C, Zajac, R.N, Poppe, L.J, Lewis, R.S, Cross, V., Nichols, D, DiGiacomo-Cohen, M., 1997, Bathymetry, sidescan-sonar image, and surficial geological interpretation of Long Island Sound off Norwalk, Connecticut: U.S. Geological Survey Geologic Investigations Series Map I-2589, 2 sheets, scale 1:15,000. (Also available at ).

Swithinbank, C., Williams, R., Jr., F., J.G., F., Kevin M., R., Christine E., , 2003, Coastal-change and glaciological map of the Bakutis Coast area, Antarctica: 1972-2002: U.S. Geological Survey Geologic Investigations Series Map, I-2600-F, scale: 1:1,000,000 with accompanying pamphlet, 10 p.. (Also available at ).

Swithinbank, C., Williams, R., Jr., F., Jane G., F., Kevin M., R., Christine E., , 2003, Coastal-change and glaciological map of the Bakutis Coast area, Antarctica: 1972-2002: U.S. Geological Survey Geologic Investigations Series Map, I-1200-F, scale 1:1,000,000 with accompanying pamphlet (10 p.). (Also available at ).

Swithinbank, C., Williams, R., Jr., F., Jane G., F., Kevin M., H., Cheryl A., R., Christine E., , 2003, Coastal-change and glaciological map of the Saunders Coast area, Antarctica; 1972-1997: U.S. Geological Survey Geologic Investigations Series Map, I-2600-G, scale: 1:1,000,000, with accompanying pamphlet, 9 p.. (Also available at http://pubs.usgs.gov/imap/2600/G).

Poppe, L., Popenoe, P., Poag, C., Swift, B., 1994, Correlations of subsurface rocks in the southeast Georgia embayment: U.S. Geological Survey Miscellaneous Field Studies Map MF-2251, 2 sheets. (Also available at ).

Manheim, F., Lane-Bostwick, C., Gryc, G., 1998, Ferromanganese crusts; Mineral-resources map of the Circum-Pacific region; Antarctic sheet: U.S. Geological Survey Circum-Pacific Map Series CP, 11 p. (Also available at ).

Dillon, W., Edgar, N., Folger, D., Irwin, B., Driscoll, G., Polloni, C., Bowin, C., Heywood, C., 1990, Free-air gravity map of the central Cayman Trough, northwestern Caribbean Sea: U.S. Geological Survey Miscellaneous Field Studies Map MF-2083-C. (Also available at ).

Dillon, W., Edgar, N., Folger, D., Irwin, B., Driscoll, G., Polloni, C., Bowin, C., Haywood, C., 1991, Free-air gravity map of the central Cayman Trough, northwestern Caribbean Sea: U.S. Geological Survey Miscellaneous Field Studies Map MF-2083-C.. (Also available at ).

Schwab, W., Uchupi, E., Holcomb, R., Danforth, W., 1992, Geologic interpretation of SeaMARC 1B and Argo imagery in the median valley of Mohns Ridge,: U.S. Geological Survey Miscellaneous Field Studies Map MF-2197, 2 sheets. (Also available at ).

Needell, S., Lewis, R., 1984, Geology of Block Island Sound, Rhode Island and New York: U.S. Geological Survey Miscellaneous Field Studies Map MF-1621, scale 1:125,000, 4 sheets. (Also available at ).

Stewart, D., Wright, B., Unger, J., Philips, J., Hutchinson, D., 1993, Global Geoscience Transect 8: Quebec-Maine-Gulf of Maine Transect, Southeastern Canada, Northeastern United States of America: U.S. Geological Survey Miscellaneous Investigations Series Map I-2329.. (Also available at ).

Schlee, J., Dillon, W., Popenoe, P., Robb, J., O'Leary, D., 1992, GLORIA mosaic of the deep sea floor off the Atlantic coast of the United States: U.S. Geological Survey Miscellaneous Field Studies Map MF-2211, scale 1:2,000,000. (Also available at ).

Edgar, N., Dillon, W., Parson, L., Scanlon, K., Jacobs, C., Holcombe, T., 1991, GLORIA sidescan-sonar imagery and geologic interpretation of the central Cayman Trough, northwestern Caribbean Sea: U.S. Geological Survey Miscellaneous Field Studies Map MF-2083-A, scale1:402,000, (3 sheets) p. (Also available at ).

ten Brink, U., Coleman, D., Ben-Avraham, Zvi, Bell, R., Andreasen, G., Seekins, B., 1994, Gravity maps of the Dead Sea basin: U.S. Geological Survey Geologic Investigations Series Map GP-1008. (Also available at ).

Schmuck, E., Popenoe, P., Paull, C., Brown, C., 1992, Head of the Cape Fear Slide, bathymetry and structure: U.S. Geological Survey Miscellaneous Field Studies Map MF-2209. (Also available at ).

Danforth, W., Schwab, W., 1990, High-resolution seismic stratigraphy of the upper continental rise seaward of Georges Bank: U.S. Geological Survey Miscellaneous Field Studies Map MF-2111, scale 1:250,000, 10 (11 sheets) p. (Also available at ).

Williams, S., Penland, S., Sallenger, A., Jr., , 1992, Louisiana Barrier Island Erosion Study atlas of shoreline changes in Louisiana from 1853 to 1989: U.S. Geological Survey Miscellaneous Investigations Series Map I-2150-A. (Also available at ).

List, J., Jaffe, B., Sallenger, A., Jr., W., S. J., M., R. A., P., Shea, , 1994, Louisiana Barrier Island erosion study; atlas of sea-floor changes from 1878 to 1989: U.S. Geological Survey Miscellaneous Investigations Series Map I-2150-B, scale 1:250,000; 1:100,000, 81. (Also available at ).

Dillon, W., Edgar, N., Parson, L., Scanlon, K., Driscoll, G., Jacobs, C., 1993, Magnetic anomaly map of the central Cayman Trough, northwestern Caribbean Sea: U.S. Geological Survey Miscellaneous Field Studies Map MF-2083-B, scale 1:402,000, (1 sheet) p. (Also available at ).

Dillon, W., Edgar, N., Parson, L., Scanlon, K., Driscoll, G., Jacobs, C., 1990, Magnetic anomaly map of the central Cayman Trough, Northwestern Caribbean Sea: U.S. Geological Survey Miscellaneous Field Studies Map MF-2083-B.. (Also available at ).

Chase, T., Wilde, P., Normark, W., Evenden, G., Miller, C., Seekins, B., Young, J., Grim, M., Lief, C., 1993, Map showing bottom topography of the Pacific continental margin, Cape Mendocino to Point Conception: U.S. Geological Survey Miscellaneous Investigations Series Map I-2090-C. (Also available at ).

Grim, M., Chase, T., Evenden, G., Holmes, M., Normark, W., Wilde, Pat, Fox, C., Lief, C., Seekins, B., 1991, Map showing bottom topography of the Pacific continental margin, Strait of Juan de Fuca to Cape Mendocino: U.S. Geological Survey Miscellaneous Investigations Series Map I-2091-C.. (Also available at ).

Gardner, J., Cacchione, D., Drake, D., Edwards, B., Field, M., Hampton, M., Karl, H., Kenyon, N., Masson, D., McCulloch, D., Grim, M., 1993, Map showing depth-to-basement in the deep-sea basins of the Pacific continental margin, Cape Mendocino to Point Conception: U.S. Geological Survey Miscellaneous Investigations Series Map I-2090-B. (Also available at ).

Gardner, J., Cacchione, D., Drake, D., Edwards, B., Field, M., Hampton, M., Karl, H., Kenyon, N., Masson, D., McCulloch, D., Grim, M., 1991, Map showing depth-to-basement in the deep-sea basins of the Pacific continental margin, Strait of: U.S. Geological Survey Miscellaneous Investigations Series Map I-2091-B. (Also available at ).

Gardner, J., Cacchione, D., Drake, D., Edwards, B., Field, M., Hampton, M., Karl, H., Kenyon, N., Masson, D., McCulloch, D., Grim, M., 1993, Map showing depth-to-basement in the deep-sea basins of the Pacific continental margin, Strait of Juan de Fuca to Cape Mendocino: U.S. Geological Survey Miscellaneous Investigations Series Map I-2091-B. (Also available at ).

Poppe, L., Lane-Bostwick, C., 1990, Map showing distribution of nitrogen on the mid-Atlantic continental margin, Cape Cod to Albemarle Sound: U.S. Geological Survey Miscellaneous Investigations Series Map I-1987-C, 1 sheet. (Also available at ).

Poppe, L., Schlee, J., Knebel, H., 1990, Map showing distribution of surficial sediment on the mid-Atlantic continental margin, Cape Cod, Massachusetts to Albemarle Sound: U.S. Geological Survey Miscellaneous Investigations Series Map I-1987 (Conmap Series). (Also available at ).

Poppe, L., Schlee, J., Knebel, H., 1994, Map showing distribution of surficial sediments on the mid-Atlantic continental margin, Cape Cod to Alemarle Sound: U.S. Geological Survey Miscellaneous Investigations Series Map I-1987-D, scale 1:1,000,000. (Also available at ).

Gardner, J., Cacchione, D., Drake, D., Edwards, B., Field, M., Hampton, M., Karl, H., Kenyon, N., Masson, D., McCulloch, D., Grim, M., 1993, Map showing sediment isopachs in the deep-sea basins of the Pacific continental margin, Cape Mendocino to Point Conception: U.S. Geological Survey Miscellaneous Investigations Series Map I-2090-A.. (Also available at ).

Gardner, J., Cacchione, D., Drake, D., Edwards, B., Field, M., Hampton, M., Karl, H., Kenyon, N., Masson, D., McCulloch, D., Grim, M., 1991, Map showing sediment isopachs in the deep-sea basins of the Pacific continental margin, Strait of: U.S. Geological Survey Miscellaneous Investigations Series Map I-2091-A.. (Also available at ).

Gardner, J., Cacchione, D., Drake, D., Edwards, B., Field, M., Hampton, M., Karl, H., Kenyon, N., Masson, D., McCulloch, D., Grim, M., 1993, Map showing sediment isopachs in the deep-sea basins of the Pacific continental margin, Strait of Juan de Fuca to Cape Mendocino: U.S. Geological Survey Miscellaneous Investigations Series Map I-2091-A.. (Also available at ).

Poppe, L., Lewis, R., Quarrier, S., Zajac, R., Moffett, A., 1994, Map showing the distribution of surficial sediments in Fishers Island Sound, New York, Connecticut, and Rhode Island: U.S. Geological Survey Miscellaneous Investigations Series Map I-2456, scale 1:24,000. (Also available at ).

Valentine, P., C., S., E.W., B., C.L., , 1991, Map showing the seafloor topography of eastern Georges Bank: U.S. Geological Survey Miscellaneous Investigations Series Map I-2279-A, scale 1:250,000. (Also available at ).

Valentine, P., Strom, E., Lough, G., Brown, C., 1991, Map showing the sedimentary environment of eastern Georges Bank: U.S. Geological Survey Miscellaneous Investigations Series Map I-2279-B, scale 1:250,000. (Also available at ).

Paskevich, V., 1996, MAPIT--an improved method for mapping digital sidescan sonar data using the Woods Hole Image Processing System (WHIPS) software: U.S. Geological Survey Open-File Report 96-281, 73 p. (Also available at ).

Knebel, H., Circé, R., 1995, Maps and diagrams showing acoustic and textural characteristics and distribution of bottom sedimentary environments, Boston Harbor and Massachusetts Bay: U.S. Geological Survey Miscellaneous Field Studies Map MF-2280, 2 sheets, scale 1:150,000. (Also available at ).

Foster, D., Colman, S., 1992, Maps and seismic profiles showing thickness and distribution of postglacial deposits beneath the southern two-thirds of Lake Michigan: U.S. Geological Survey Miscellaneous Investigations Series Map I-2202, scale 1:500,000. (Also available at ).

Valentine, P., Danforth, W., Roworth, E., Stillman, S., 1996, Maps showing topography, backscatter, and interpretation of sea-floor features in the Massachusetts Bay Disposal Site region off Boston, Massachusetts: U.S. Geological Survey Open-File Report 96-273, 2 sheets, scale 1:12,500 (sonar images) and 1:10,000 (interpretive maps). (Also available at ).

Knebel, H., Signell, R., Rendigs, R., Poppe, L., List, J., 1999, Maps showing acoustic and textural characteristics and distribution of bottom sedimentary environments in Long Island Sound, Connecticut and New York: U.S. Geological Survey Geologic Investigations Series Map I-2659, scale, 1:200,000, 2 sheets. (Also available at ).

Trias, J., 1990, Maps showing characteristics of the Isabela offshore sand deposits, northwestern Puerto Rico: U.S. Geological Survey Miscellaneous Field Studies Map MF-2136, Scale 1:20,000.. (Also available at ).

Delorey, C., Poppe, L., Rodríquez, R., 1993, Maps showing effects of Hurricane HUGO on the Escollo de Arenas sand and gravel deposit, Vieques Island, Puerto Rico: U.S. Geological Survey Miscellaneous Field Studies Map MF-2235, 2 sheets.. (Also available at ).

Dillon, W., Fehlhaber, K., Coleman, D., Lee, M., Hutchinson, D., 1995, Maps showing gas-hydrate distribution off the East Coast of the United States: U.S. Geological Survey Miscellaneous Field Studies Map MF-2268, 2 sheets, scale 1:1,000,000. (Also available at ).

Lough, R., Valentine, P., Brown, C., Michaels, W., 1991, Maps showing the distribution of juvenile cod in relation to the sedimentary environment of eastern Georges Bank: U.S. Geological Survey Miscellaneous Investigations Series Map I-2279-C, scale 1:250,000.. (Also available at ).

Needell, S., Lewis, R., Colman, S., 1987, Maps showing the Quaternary geology of east-central Long Island Sound: U.S. Geological Survey Miscellaneous Field Studies Map MF-1939-B, scale 1:125,000, 3 sheets and pamphlet. (Also available at ).

Valentine, P., Strom, E., Lough, R., Brown, C., 1993, Maps showing the sedimentary environment of eastern Georges Bank: U.S. Geological Survey Miscellaneous Investigations Series Map I-2279-B, 1 sheet, 5 figs.. (Also available at ).

Lewis, R., Needell, S., 1987, Maps showing the stratigraphic framework and Quaternary geologic history of eastern Long Island Sound: U.S. Geological Survey Geologic Miscellaneous Field Studies Map MF-1939-A, scale 1:125,000, 3 sheets and pamphlet. (Also available at ).

Trias, J., 1990, Marine geologic map of the Puerto Rico insular shelf - Guanica to Ponce area: U.S. Geological Survey Miscellaneous Investigations Series Map I-2263, scale 1:40,000. (Also available at ).

Trias, J., 1991, Marine geologic map of the Puerto Rico insular shelf, Guanica to Ponce area: U.S. Geological Survey Miscellaneous Investigations Series Map I-1265, scale 1:40,000. (Also available at ).

Corvalan, D., Guild, P., Piper, D., Swint-Iki, T., McCoy, F., Sullivan, L., Manheim, F., Lane-Bostwick, C., Luepke, G., 1996, Mineral-resources map of the Circum-Pacific region, southeast quadrant: U.S. Geological Survey Map Circum-Pacific Map Series CP-. (Also available at ).

Palfreyman, W., Doutch, H., Brathwaite, R., Kamitani, M., Piper, D., Swint-Iki, T., McCoy, F., Sullivan, L., Manheim, F., Lane-Bostwick, C., 1996, Mineral-resources map of the Circum-Pacific region, southwest quadrant: U.S. Geological Survey Circum-Pacific Map Series CP-. (Also available at ).

Schlee, J S, Folger, D W, Risch, J S, Seekins, B A, Foster, D S, Polloni, C F, Brown, C L, Chryzastowski, M J, Thompson, T, 1994, Physiography and sediment distribution on Indiana Schoals, southern Lake Michigan: U.S. Geological Survey Miscellaneous Investigations Series Map I-2429, 2 sheets, scale 1:10,000. (Also available at ).

Foster, D., Folger, D., 1994, Preliminary mapping of Lake Erie bottom sediments between Sandusky and Conneaut, Ohio based on sidescan sonar imagery--2nd annual Lake Erie Coastal Erosion Study Workshop, February 2-4, 1994: U.S. Geological Survey Open-File Report 94-200. (Also available at ).

Ferrigno, J., Mullins, J L, Stapleton, J A, Chavez, P S, Jr., V., M G, W., Richard S., Jr., 2000, Satellite image map of Antarctica--revised and reprinted 2nd edition (1996), with support from the National Science Foundation: U.S. Geological Survey Geologic Investigations Series Map I-2560, scale 1:500,000,000. (Also available at ).

Butman, B., Hayes, L., Danforth, W., Valentine, P C, 2003, Sea-floor topography for Quadrangle 2 in western Massachusetts Bay offshore of Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2732 A, scale 1:25,000. (Also available at http://pubs.usgs.gov/imap/i-2732a/).

Butman, B., Hayes, L., Danforth, W., Valentine, P C, 2003, Sea-floor topography of Quadrangle 1 in western Massachusetts Bay offshore of Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2731 A, scale 1:25,000. (Also available at http://pubs.usgs.gov/imap/i-2731a/).

Valentine, P C, Baker, J L, Unger, T S, 2003, Sea-floor topography of the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2676A, Scale 1:60,000. (Also available at ).

Butman, B., Hayes, L., Danforth, W., Valentine, P C, 2003, Shaded relief and sea-floor topography of Quadrangle 1 in western Massachusetts Bay offshore of Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2731 B, scale 1:25,000. (Also available at http://pubs.usgs.gov/imap/i-2731b/).

Butman, B., Hayes, L., Danforth, W., Valentine, P., 2003, Shaded relief and sea-floor topography of Quadrangle 2 in western Massachusetts Bay offshore of Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2732 B, scale 1:25,000. (Also available at http://pubs.usgs.gov/imap/i-2732b/).

Butman, B., Valentine, P., Danforth, W., Hayes, L., Serrett, L., Middleton, T., 2004, Shaded relief, sea-floor topography, and backscatter intensity of Massachusetts Bay and the Stellwagen Bank region offshore of Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2734, scale 1:125,000. (Also available at ).

McBride, R., Penland, S., Jaffe, B., Williams, S., Sallenger, A., Jr., W., K.A., , 1991, Shoreline changes of the Isles Dernieres barrier island arc, Louisiana, from 1853 to 1989: U.S. Geological Survey Miscellaneous Investigations Series Map I-2186. (Also available at ).

Poppe, L., Lewis, R., Denny, J., Parolski, K., DiGiacomo-Cohen, M., 1998, Sidescan-sonar image, surficial geologic interpretation and bathymetry of Fishers Island Sound, Connecticut, New York, and Rhode Island: U.S. Geological Survey Geologic Investigations Series Map I-2640, 2 sheets, scale 1:12,500 and 1:15,000. (Also available at ).

Poppe, L., Lewis, R., Denny, J., Parolski, K., DiGiacomo-Cohen, M., 1998, Sidescan-sonar image, surficial geologic interpretation, and bathymetry of the Fishers Island Sound sea floor, Connecticut, New York, and Rhode Island: U.S. Geological Survey Geologic Investigations Series Map I-2640, 2 sheets. (Also available at ).

Twichell, D., Zajac, R., Poppe, L., Lewis, R., Cross, V., Nichols, D., DeGiacomo-Cohen, M., 1998, Sidescan-sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound off Milford, Connecticut: U.S. Geological Survey Geologic Investigations Series Map I-2632, 2 sheets, scale 1:15,000. (Also available at ).

Poppe, L., Lewis, R., Denny, J., DiGiacomo-Cohen , M., Parolski, K., 1999, 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 Series Map I-2671, 2 sheets, scale 1:10,000. (Also available at ).

Poppe, L., Lewis, R., Denny, J., Parolski, K., DiGiacomo-Cohen, M., Tolderlund, D., 1998, 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 Series Map I-2625, 2 sheets. (Also available at ).

Poppe, L., Lewis, R., Signell, R., Knebel, H., Persaud, M., Denny, J., Parolski, K., DiGiacomo-Cohen, M., 1999, 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, 1 sheet, scale 1:20,000, 7 p. (Also available at ).

Poppe, L.J, Lewis, R.S, Signell, R.P, Knebel, H.J, Persaud, M, Denny, J.F, Parolski, K.F, DiGiacomo-Cohen, M.L, 1998, Sidescan-sonar image, surficial geologic interpretation, and bathymetry off Roanoke Point, New York: U.S. Geological Survey Geologic Investigations Series Map I-2640, 2 sheets, scale 1:12,500 and 1:15,000. (Also available at ).

Thieler, E., Schwab, W., Allison, M., Denny, J., Danforth, W., 1998, Sidescan-sonar imagery of the shoreface and inner continental shelf, Wrightsville Beach, North Carolina: U.S. Geological Survey Open-File Report 98-596, 3 map sheets. (Also available at http://pubs.usgs.gov/of/of98-596/).

Poppe, L., Lewis, R., Knebel, H., Haase, E., Parolski, K., DiGiacomo-Cohen, M., 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, scales 1;15,000 and 1:20,000, pamphlet, 8 p. (Also available at ).

Ball, M., Popenoe, P., Vazzana, M., Coward, E., Dillon, W., Durden, T., Hampson, J., Paull, C., 1980, South Atlantic outer continental shelf hazards map; Final report; environmental studies, southeastern United States Atlantic outer continental shelf 1977: U.S. Geological Survey Map. (Also available at ).

Swift, B A, Paulus, F J, Lee, M W, Dillon, W., Mason, C F, Fehlhaber, K, 1995, Stratigraphy of the Florida carbonate platform: U.S. Geological Survey Miscellaneous Investigations Series Map. (Also available at ).

Valentine, P., Unger, T., Baker, J., 2003, Sun-illuminated sea-floor topography and backscatter intensity of the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2676C, scale 1:60,000. (Also available at ).

Valentine, P C, Middleton, T J, Malczyk, J T, 2003, Sun-illuminated sea-floor topography of Quadrangle 1 in the Great South Channel, western Georges Bank: U.S. Geological Survey Geologic Investigations Series Map I-2698-B, scale 1: 25,000, 1 sheet. (Also available at ).

Valentine, P C, Unger, T S, Baker, J L, 2000, Sun-illuminated sea-floor topography of Quadrangle 1 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2701, scale 1:25,000. (Also available at ).

Valentine, P C, Unger, T S, Baker, J L, 2000, Sun-illuminated sea-floor topography of Quadrangle 10 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2710, scale 1:25,000. (Also available at ).

Valentine, P., Baker, J., Unger, T., 2000, Sun-illuminated sea-floor topography of Quadrangle 11 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2711, scale 1:25,000. (Also available at ).

Valentine, P., Unger, T S, Baker, J L, 2000, Sun-illuminated sea-floor topography of Quadrangle 12 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2712, scale 1:25,000. (Also available at ).

Valentine, P C, Malczyk, J T, Middleton, T J, 2003, Sun-illuminated sea-floor topography of Quadrangle 2 in the Great South Channel, western Georges Bank: U.S. Geological Survey Geologic Investigations Series Map I-2698-D, scale 1: 25,000, 1 sheet. (Also available at ).

Valentine, P., Baker, J L, Unger, T S, 1999, Sun-illuminated sea-floor topography of Quadrangle 3 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2703, scale 1:25,000. (Also available at ).

Valentine, P C, Unger, T S, Baker, J L, 2000, Sun-illuminated sea-floor topography of Quadrangle 4 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2704, scale 1:25,000. (Also available at ).

Valentine, P., Baker, J L, Unger, T S, 1999, Sun-illuminated sea-floor topography of Quadrangle 5 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2705, scale 1:25,000. (Also available at ).

Valentine, P., Unger, T S, Baker, J L, 1999, Sun-illuminated sea-floor topography of Quadrangle 6 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2706, scale 1:25,000. (Also available at ).

Valentine, P., Baker, J L, Unger, T S, 1999, Sun-illuminated sea-floor topography of Quadrangle 7 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2707, scale 1:25,000. (Also available at ).

Valentine, P., Unger, T S, Baker, J L, 1999, Sun-illuminated sea-floor topography of Quadrangle 8 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2708, scale 1:25,000. (Also available at ).

Valentine, P C, Baker, J L, Unger, T S, 2000, Sun-illuminated sea-floor topography of Quadrangle 9 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2709, scale 1:25,000. (Also available at ).

Valentine, P C, Unger, T S, Baker, J L, 2003, Sun-illuminated sea-floor topography of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2676B, Scale 1:60,000. (Also available at ).

Folger, D., Maizlish, L., Foster, D., Polloni, C., Brown, C., Seekins, B., Chrzastowski, M., 1993, Surficial bottom-sediment types in southwestern Lake Michigan: U.S. Geological Survey Miscellaneous Field Studies Map MF-2443. (Also available at ).

Poppe, L., Schlee, J., Lane, C., 1990, The distribution of total organic carbon in the surficial sediment of the Baltimore Canyon Trough,: U.S. Geological Survey Miscellaneous Investigations Series Map I-1987-B, 1 sheet. (Also available at ).

Foster, D.S, Colman, S., 1992, Thickness of Holocene sediments in southern Lake Michigan:: U.S. Geological Survey Miscellaneous Investigations Series Map I-2202. (Also available at ).

Valentine, P., Unger, T., Baker, J., 2005, Backscatter intensity in the Stellwagen Bank National Marine Sanctuary region: U.S. Geological Survey Scientific Investigations Map I-2840-C, scale 1:160,000, CD-ROM. (Also available at http://pubs.usgs.gov/sim/2005/2840/).

Swithinbank, C., Williams, R., Jr., F., Jane G., F., Kevin M., R., Christine E., D., Lina M., , 2004, Coastal-change and glaciological map of the Eights Coast area, Antarctica, 1972-2001: U.S. Geological Survey Scientific Investigations Series Map I-2600-E; scale: 1:1,000,000, with accompanying pamphlet,11 p. (Also available at http://pubs.usgs.gov/imap/2600/E).

Ferrigno, J., Foley, K., Swithinbank, C., Williams, R., Jr., D., Lina M., , 2005, Coastal-change and glaciological map of the Ronne Ice Shelf area, Antarctica; 1974-2002: U.S. Geological Survey Geologic Investigations Series Map I-2600-D, scale: 1:1,000,000, with accompanying pamphlet, 10 p.,10 p. (Also available at http://pubs.usgs.gov/imap/2600/D/).

Ferrigno, J., Cook, A., Foley, K., Williams, R., Jr., S., Charles, Fox, Adrian J., T., Janet W., S., 2006, Coastal-change and glaciological map of the Trinity Peninsula area and South Shetland Islands, Antarctica: 1843-2001: U.S. Geological Survey Geologic Investigations Series Map I-2600-A; scale: 1:1,000,000, with accompanying pamphlet, 32 p.. (Also available at http://pubs.usgs.gov/imap/2600/A/).

Oldale, R., and Edwards, G., 1990, Cores from marine geologic features in the western Gulf of Maine: U.S. Geological Survey Miscellaneous Field Studies Map MF-2147, 2 sheets. (Available as a PDF version). (Also available at ).

King, K., 1979, Correlation of lithologic and sonic logs from the COST No. B-2 well with seismic reflection data: U.S. Geological Survey Miscellaneous Field Studies Map 1131, 1 sheet.

Rendigs, R., and Knebel, H., 2002, Distribution and structure of Holocene sediments in Cape Cod Bay, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2729. (Available as a PDF version). (Also available at ).

Valentine, P., Fuller, S., Scully, L., 2005, Distribution of boulder ridges and bedrock outcrops in the Stellwagen Bank National Marine Sanctuary region: U.S. Geological Survey Scientific Investigations Map I-2840-F, scale 1:160,000, 3 sheets, CD-ROM. (Also available at http://pubs.usgs.gov/sim/2005/2840/).

Shideler, G., 1988, Heavy-mineral placer potential map of the U.S. continental shelf, western and northern Gulf of Mexico: U.S. Geological Survey Miscellaneous Field Studies Map 2037, 1 sheet. (Available as a PDF version).

Schwab, W., Rodriguez, R., Danforth, W., Gowen, M., Thieler, E., and O'Brien, T., 1996, High-resolution marine geologic maps showing sediment distribution on the insular shelf off Luquillo, Puerto Rico: U.S. Geological Survey Miscellaneous Field Studies Map MF-2276, 16 p., 4 sheets, scale 1:12,500. (Also available at http://pubs/publication/mf2276).

Tucholke, B., Oldale, R., and Hollister, C., 1972, Map showing echo-sounding survey (3.5 kHz) of Massachusetts and Cape Cod Bays, western Gulf of Maine: U.S. Geological Survey Map I-716, 1 sheet. (Available as a PDF version).

Folger, D., McCullough, J., Irwin, B., Dodd, J., Strahle, W., Polloni, C., and Bouse, R., 1990, Map showing free-air gravity anomalies around the Canary Islands, Spain: U.S. Geological Survey Miscellaneous Field Studies Map MF-2098-B, scale 1:750,000. (Available as a PDF version). (Also available at ).

Folger, D., Irwin, B., McCullough, J., Bouse, R., Polloni, C., Dodd, J., and O'Brien, T., 1990, Map showing free-air gravity anomalies around the Cape Verde Islands: U.S. Geological Survey Miscellaneous Field Studies Map MF-2098-A, scale 1:750,000. (Available as a PDF version). (Also available at ).

Folger, D., Irwin, B., McCullough, J., Dodd, J., Bouse, R., Bowin, C., Polloni, C., Strahle, W., Gann, J., and Gilbert, C., 1990, Map showing free-air gravity anomalies in parts of the western Caribbean Sea: U.S. Geological Survey Miscellaneous Field Studies Map MF-2097-A, scale 1:1,500,000. (Available as a PDF version). (Also available at ).

Folger, D., Irwin, B., McCullough, J., Strahle, W., Bowin, C., and Polloni, C., 1990, Map showing free-air gravity anomalies off the coasts of Venezuela and Trinidad-and-Tobago: U.S. Geological Survey Miscellaneous Field Studies Map MF-2097-B, scale 1:1,500,000. (Available as a PDF version). (Also available at ).

Folger, D., Irwin, B., McCullough, J., Rowland, R., and Polloni, C., 1990, Map showing free-air gravity anomalies off the southern coast of west-central Africa; Liberia to Ghana: U.S. Geological Survey Miscellaneous Field Studies Map MF-2098-E, scale 1:1,500,000. (Available as a PDF version). (Also available at ).

Folger, D., McCullough, J., Irwin, B., Driscoll, G., Delorey, C., and Polloni, C., 1990, Map showing free-air gravity anomalies off the western coast of Africa; Nigeria to Gabon: U.S. Geological Survey Miscellaneous Field Studies Map MF-2098-F, scale 1:1,500,000. (Available as a PDF version). (Also available at ).

Folger, D., McCullough, J., Irwin, B., Driscoll, G., and Polloni, C., 1990, Map showing free-air gravity anomalies off the western coast of Africa; Senegal (south of 15 degrees north latitude) to Sierra Leone: U.S. Geological Survey Miscellaneous Field Studies Map MF-2098-D, scale 1:1,500,000. (Available as a PDF version). (Also available at ).

Folger, D., Irwin, B., McCullough, J., Driscoll, G., and Polloni, C., 1990, Map showing free-air gravity anomalies off the western coast of Africa; Western Sahara to Senegal (north of 15 degrees north latitude): U.S. Geological Survey Miscellaneous Field Studies Map MF-2098-C, scale 1:1,500,000. (Available as a PDF version). (Also available at ).

Rendigs, R., and Oldale, R., 1990, Map showing the results of a subbottom acoustic survey of Boston Harbor, Massachusetts: U.S. Geological Survey Miscellaneous Field Studies Map MF-2124. (Also available at http://pubs.er.usgs.gov/usgspubs/mf/mf2124).

Oldale, R., and Wommack, L., 1987, Maps and seismic profiles showing geology of the inner continental shelf, Cape Ann, Massachusetts to New Hampshire: U.S. Geological Survey Miscellaneous Field Studies Map MF-1892, 2 sheets, scale 1:125,000. (Available as a PDF version).

Oldale, R., and Bick, J., 1987, Maps and seismic profiles showing geology of the inner continental shelf, Massachusetts Bay, Massachusetts: U.S. Geological Survey Miscellaneous Field Studies Map MF-1923, 4 sheets. (Available as a PDF version).

Shideler, G., 1980, Maps showing composition of surficial sediments on the insular shelf of southwestern Puerto Rico: U.S. Geological Survey Miscellaneous Field Studies Map 1258, 1 sheet. (Available as a PDF version).

Shideler, G., and Flores, R., 1976, Maps showing distribution of heavy minerals on the south Texas outer continental shelf: U.S. Geological Survey Miscellaneous Field Studies Map 841, 1 sheet. (Available as a PDF version).

O'Hara, C., and Oldale, R., 1980, Maps showing geology and shallow structure of eastern Rhode Island Sound and Vineyard Sound, Massachusetts: U.S. Geological Survey Miscellaneous Field Studies Map MF-1186, 5 sheets,41 p. (Available as a PDF version).

Needell, S., O'Hara, C., and Knebel, H., 1983, Maps showing geology and shallow structure of western Rhode Island Sound, Rhode Island: U.S. Geological Survey Miscellaneous Field Studies Map MF-1537, 4 sheets. (Available as a PDF version).

O'Hara, C., and Oldale, R., 1987, Maps showing geology, shallow structure, and bedform morphology of Nantucket Sound, Massachusetts: U.S. Geological Survey Miscellaneous Field Studies Map MF-1911, 4 sheets. (Available as a PDF version).

Shideler, G., and Berryhill, H., 1977, Maps showing sea-floor sediment texture on the south Texas inner continental shelf, Corpus Christi Bay to Baffin Bay: U.S. Geological Survey Miscellaneous Field Studies Map 901, 1 sheet. (Available as a PDF version).

Oldale, R., and O'Hara, C., 1990, Maps showing the geology of the inner continental shelf, Cape Cod Bay, Massachusetts: U.S. Geological Survey Miscellaneous Field Studies Map MF-2118, 4 sheets. (Available as a PDF version). (Also available at http://pubs.er.usgs.gov/usgspubs/mf/mf2118).

Rodriguez, R., Webb, R.M, Bush, D., and Scanlon, K., 1992, Marine geologic map of the north insular shelf of Puerto Rico; Rio de Bayamon to Rio Grande de Loiza: U.S. Geological Survey Miscellaneous Investigations Series Map I-2207, 2 sheets, scale 1:40,000. (Also available at ).

Rodriguez, R., Schwab, W., Carlo, M., and Thieler, E., 1998, Marine geologic map of the northeastern insular shelf of Puerto Rico; Luquillo area: U.S. Geological Survey Geologic Investigations Series Map I-2612, 1 sheet, scale 1:12,500. (Also available at ).

Robb, J., and Oldale, R., 1977, Preliminary geologic maps, Buzzards Bay, Massachusetts: U.S. Geological Survey Miscellaneous Field Studies Map MF-889, 2 sheets. (Available as a PDF version).

Ferrigno, J., Mullins, J., Stapleton, J., Chavez, P., Jr., V., M.G., W., Richard S., Jr., Delinski, G., Jr., a., 2000, Satellite image map of Antarctica; revised and reprinted 2nd edition (1996): U.S. Geological Survey Miscellaneous Investigations Series Map I�2560 (scale 1:5,000,000), with support from the National Science Foundation. (Also available at ).

Valentine, P., 2005, Sea floor image maps showing topography, sun-illuminated topography, backscatter intensity, ruggedness, slope, and the distribution of boulder ridges and bedrock outcrops in the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts: U.S. Geological Survey Scientific Investigations Map 2840, I-2840-A through F with separate text, DVD-ROM. (Also available at http://pubs.usgs.gov/sim/2005/2840/).

Valentine, P., Scully, L., and Fuller, S., 2005, Sea floor ruggedness in the Stellwagen Bank National Marine Sanctuary region: U.S. Geological Survey Scientific Investigations Map I-2840-D, CD-ROM. (Also available at http://pubs.usgs.gov/sim/2005/2840/).

Valentine, P., Fuller, S., Scully, L., 2005, Sea-floor slope and sun-illuminated topography in the Stellwagen Bank National Marine Sanctuary region: U.S. Geological Survey Scientific Investigations Map I-2840-E, scale 1:160,000, CD-ROM. (Also available at http://pubs.usgs.gov/sim/2005/2840/).

Valentine, P C, Middleton, T J, Malczyk, J T, 2003, Sea-floor topography of Quadrangle 1 in the Great South Channel, western Georges Bank: U.S. Geological Survey Geologic Investigations Series Map I-2698-A, scale 1:25,000, 1 sheet. (Also available at ).

Valentine, P C, Malczyk, J T, Middleton, T J, 2003, Sea-floor topography of Quadrangle 2 in the Great South Channel, western Georges Bank: U.S. Geological Survey Geologic Investigations Series Map I-2698-C, scale 1:25,000, 1 sheet. (Also available at ).

Todd, B., and Valentine, P., 2010, Shaded seafloor relief, backscatter strength, and surficial geology; German Bank, Scotian Shelf, offshore Nova Scotia: Geological Survey of Canada, Open File 6124, sheet 1, Shaded seafloor relief, scale 1:100,000.

Todd, B., and Valentine, P., 2010, Shaded seafloor relief, backscatter strength, and surficial geology; German Bank, Scotian Shelf, offshore Nova Scotia: Geological Survey of Canada, Open File 6124, sheet 2, Shaded seafloor relief, scale 1:100,000.

Todd, B., and Valentine, P., 2010, Shaded seafloor relief, backscatter strength, and surficial geology; German Bank, Scotian Shelf, offshore Nova Scotia: Geological Survey of Canada, Open File 6124, sheet 3, Shaded seafloor relief, scale 1:100,000.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 1, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 2, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 3, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 4, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 5, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 6, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 7, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 8, Gulf of Maine: Geological Survey of Canada; A-series Map.

Todd, B., Valentine, P., and Shaw, J., 2012, Shaded seafloor topography, Georges Bank, Funidan Channel, and Northeast Channel; Sheet 9, Gulf of Maine: Geological Survey of Canada; A-series Map.

Poppe, L., Lewis, R., Denny, J., Parolski, K., DiGiacomo-Cohen, M., Tolderlund, D., 1996, Sidescan-sonar image, surficial geologic interpretation, and bathymetry of the Long Island Sound sea floor in Niantic Bay, Connecticut. U.S. Geological Survey Miscellaneous Field Studies Map, 2 sheets. (Also available at ).

Scholle, P., Krivoy, H., and Hennessy, J., 1978, Summary chart of geological data from the COST No. B-2 well, U.S. mid-Atlantic outer continental shelf: U.S. Geological Survey Oil and Gas Investigation Chart 79, 1 sheet.

Scholle, P., Schwab, K., and Krivoy, H., 1981, Summary chart of geological data from the COST No. B-3 well, U.S. Mid-Atlantic continental slope: U.S. Geological Survey Oil and Gas Investigation Chart 106, 1 sheet.

Scholle, P., Krivoy, H., and Hennessy, J., 1980, Summary chart of geological data from the COST No. G-1 well, U.S. North-Atlantic outer continental shelf: U.S. Geological Survey Oil and Gas Investigation Chart 104, 1 sheet. (Also available at http://pubs.er.usgs.gov/usgspubs/oc/oc104).

Scholle, P., Schwab, K., and Krivoy, H., 1980, Summary chart of geological data from the COST no. G-2 well, U.S. North Atlantic outer continental shelf: U.S. Geological Survey Oil and Gas Investigation Chart 105, 1 sheet.

Scholle, P., Krivoy, H., and Hennessy, J., 1979, Summary chart of geological data from the COST no. GE-1 well, U.S. South Atlantic outer continental shelf: U.S. Geological Survey Oil and Gas Investigation Chart 90, 1 sheet.

Valentine, P., Unger, T., and Baker, J., 2000, Sun-illuminated sea floor topography of Quadrangle 2 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2702. (Also available at ).

Valentine, P., Unger, T., Baker, J., 2005, Sun-illuminated sea-floor topography in the Stellwagen Bank National Marine Sanctuary region: U.S. Geological Survey Scientific Investigations Map I-2840-B, scale 1:160,000, CD-ROM. (Also available at http://pubs.usgs.gov/sim/2005/2840/).

Valentine, P., Baker, J., and Unger, T., 2001, Sun-illuminated sea-floor topography of Quadrangle 13 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2713, scale 1:25,000. (Also available at ).

Valentine, P., Unger, T., and Baker, J.L, 2001, Sun-illuminated sea-floor topography of Quadrangle 14 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2714, scale 1:25,000. (Also available at ).

Valentine, P., Unger, T., and Baker, J.L, 2001, Sun-illuminated sea-floor topography of Quadrangle 15 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2715, scale 1:25,000. (Also available at ).

Valentine, P., Unger, T., and Baker, J.L, 2001, Sun-illuminated sea-floor topography of Quadrangle 16 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2716, scale 1:25,000. (Also available at ).

Valentine, P C, Unger, T S, and Baker, J L, 2001, Sun-illuminated sea-floor topography of Quadrangle 17 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2717, scale 1:25,000. (Also available at ).

Valentine, P., Unger, T., Baker, J., 2001, Sun-illuminated sea-floor topography of Quadrangle 18 in the Stellwagen Bank National Marine Sanctuary off Boston, Massachusetts: U.S. Geological Survey Geologic Investigations Series Map I-2718, scale 1:25,000. (Also available at ).

Grove, K., and Trumbull, J., 1978, Surficial geologic maps and data on three potential offshore sand sources on the insular shelf of Puerto Rico: U.S. Geological Survey Miscellaneous Field Studies Map MF-1017, 1 sheet. (Available as a PDF version).


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