Survey Area: Salisbury Beach, New Hampshire (70.43 LNM, 1.76 NM2)

Vertical Reference: Depth in meters wrt WGS84

Projection:Scale:

WGS84 UTM 19 North1:6000

Data Acquisition and Processing Systems:

MBES: Kongsberg EM2040MRU: Applanix POSMV 320SSP: Odom Digibar ProLines planned in HypackData acquired in Kongsberg SISData proceesed in CARIS HIPS, QPS Qimera, FMGT, Fledermaus

RTK Reference: Trimble 5700 at Seacoast Science Center, Rye, NH

Figure: Bathymetric surface processed in Caris HIPS and exported as a 1 m BAG; chart soundings are in feet. Inset map shows the survey area (green polygon overlain on a chart; inset map scale is 1:100,000. Map created in ArcGIS ArcMap.

Figure: Backscatter mosaic created in Caris SIPS and exported as a geotiff; chart soundings are in feet. Map created in ArcGIS ArcMap.

Figures: Top images in each group show bathymetry colored by depth (green shallow, blue deep). Bottom images show bathymetry with draped backscatter, all with a6x vertical exaggeration. In the images above, perspective is looking toward the north-northwest. In the images below, perspective is looking toward the northwest. Images created in QPS Fledermaus.

Faculty/Vessel Personnel: A. Armstrong (USA), S. Dijkstra (The Netherlands), D. Tauriello (USA) E. Terry (USA)

Survey Team: E. Bazhenova (Russia) M. Birkebak (USA), E. Heffron (USA), S. Hoy (USA), B. Maingot (Barbados), R. Menacho (Peru), W. Muhammad (Pakistan), T. Munene (Kenya), A. Rosedee (Malaysia), C. Tsuchiya (Japan), E. Weidner (USA)