Applied Microsystems, 2009, Sound velocity: SV Plus v2., accessed July 1, 2009, at http:www.appliedmicrosysstems.com/products/productDetails.aspx?id=1.

Computer Aided Resource Information System (CARIS), 2009, Geomatics Software Solutions, CARIS: HIPS and SIPS, accessed July 1, 2009, at http://www.caris.com/products/hips-sips.

CodaOctopus Group, Inc., 2009, Octopus F180 Attitude and Positioning System, accessed July 1, 2008, http://www.codaoctopus.com/motion/f180/index.asp.

Danforth, W.W., O'Brien, T.F., and Schwab, W.C., 1991, USGS image processing system: near real-time mosaicking of high-resolution sidescan-sonar data: Sea Technology, p. 54-59.

Danforth, W.W., 1997, Xsonar/ShowImage, a complete system for rapid sidescan sonar processing and display: U.S. Geological Survey Open-File Report 97-686, available online at http://pubs.er.usgs.gov/usgspubs/ofr/ofr97686.

EdgeTech, 2009, EdgeTech: sub-bottom profilers and topsides & software, accessed July 1, 2009, at http://www.edgetech.com/productlinemarine.html.

Goff, J.A., Mayer, L.A., Traykovski, P., Buynevich, I., Wilkens, R., Raymond, R., Gland, G., Evans, R.L., Olson, H., and Jenkins, C., 2005, Detailed investigation of sorted bedforms, or "rippled scour depressions," within the Martha's Vineyard Coastal Observatory, Massachusetts: Continental Shelf Research, v. 25, pp. 461-484.

I-cubed, 2009, USA Prime Imagery Collection: Ft. Collins, CO, accessed Jully 1, 2009, at http://premium.arcgisonline.com/Server/rest.

Interactive Visualization Systems (IVS), accessed July 1, 2009, at http://www.ivs3d.com.

Klein Associates, Inc., 2009, Klein System 3000 Sonar System, accessed July 1, 2009, at http://www.l-3klein.com/3000series/3000.html.

Martha's Vineyard Coastal Observatory (MVCO), accessed July 1, 2009, at http://mvcodata.whoi.edu/cgi-bin/mvco/mvco.cgi.

Oldale, R.N., 1992, Cape Cod and the Islands, the geologic story: Parnassus Imprints, East Orleans, Massachusetts, 208 p.

Paskevich, V.F., 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.

PCI Geomatica, accessed July 1, 2009 at http://www.pcigeomatics.com.

Poppe, L.J., Williams, S.J., and Paskevich, V.F., 2005, U.S. Geological Survey East-Coast sediment analysis procedures, database, and GIS data: U.S. Geological Survey Open-File Report 2005-1001, available online at http://woodshole.er.usgs.gov/openfile/of2005-1001/index.htm.

Sherwood, C.R., Butman, B., Rubin, D.M., Signell, R.P., Warner, J.C., 2009, National Community Sediment-Transport Modeling Project, available online at http://woodshole.er.usgs.gov/projects/project_get.php?proj=29210GW&style=html.

SIOSEIS, 2007, SIOSEIS -The introduction, accessed July 1, 2008, at http://sioseis.ucsd.edu/sioseis.html.

Stockwell, J.W., Jr., and Cohen, J.K., 2007, The New SU User's Manual (version 3.3): Golden, Colo., Center for Wave Phenomena - Colorado School of Mines, 153 p.

Systems Engineering & Assessment Ltd (SEA), 2009, SWATHplus - Wide Swath Bathymetry & Sidescan, accessed July 1, 2009, at http://www.sea.co.uk/swathpluspi.aspx?nav=products.

Uchupi, E., and Oldale, R.N., 1994, Spring sapping origin of the enigmatic relict valleys of Cape Cod and Martha's Vineyard and Nantucket Island, Massachusetts: Geomorphology, v. 9, p. 83-95.