Other ID: none
Organization(s): USGS, Woods Hole Coastal and Marine Science Center
Funding Program(s): Hurricane Sandy - Coastal Vulnerability and Resource Assessment, Delmarva Peninsula (AE03FKC)
Principal Investigator(s): E. Robert Thieler, Laura Brothers
Affiliate Investigator(s): Carter DuVal, Univ Delaware (grad student)
Information Specialist(s): Elizabeth Pendleton
Data Type(s): Sonar: Sound Velocity, Sonar: Sidescan, Sonar: Interferometric, Seismics: Sub Bottom Profiler, Seismics: Multichannel, Seismics: Boomer, Sampling: Geology, Location-Elevation: Navigation, Environmental Data: Wave, Environmental Data: Current
Scientific Purpose/Goals: map inner shelf bathymetry, surficial sediment type, geologic framework
Start Port/Location: Woods Hole (van mob); Ocean City, MD (people)
End Port/Location: Ocean City, MD (some gear, people); Woods Hole (van demob)
Start Date: 2014-06-16
End Date: 2014-07-25
Equipment Used: DGPS, Grab sampler, SWATHplus-M 234 kHz, Sensor - MVP30, Real Time Kinematic GPS, Edgetech chirp subbottom profiler 512i, Klein 595 100/500kHz sidescan sonar, GeoEel 8-channel streamer, GeoEel 16-channel hydrophone, S-Boom seismic source, ADCP 300 kHz
Information to be Derived: Sea floor map;Bathymetric maps;Seismic stratigraphic framework
Summary of Activity and Data Gathered: Collected swath bathymetry, sidescan sonar, chirp and multi-channel seismic reflection, bottom photos, sediment samples, and ADCP data
Staff: Charles Worley, E. Robert Thieler, Alexander Nichols, David Foster, William Danforth, Laura Brothers, Emile Bergeron, Wayne Baldwin, Seth Ackerman
Notes: Vans, winches, gear were loaded in Woods Hole on Friday 13 June. Final cruise mobilization Ocean City, MD was Monday 16 June. Initial cruise demob Ocean City, MD on Friday, 25 July. Vans, winches were unloaded Woods Hole on Monday, 28 July.
Crew change on Tuesday 01 July.
Klein 3000 Sidescan sonar 100 &500 kHz
Edgetech 512i subbottom profiler
Delmarva peninsula, United States, North America, North Atlantic
|North: 38.58252594||South: 37.60552602||West: -75.7177||East: -74.84985266|
Ellis, A.M., Wheaton, C.J., Smith, C.G., 2017, Archive of sediment physical properties and grain-size data for sediment samples collected offshore of Assateague Island, Maryland and Virginia: data release, doi: 10.5066/F7HX19WB.
Brothers, L.L., Foster, D.S., Pendleton, E.A., and Thieler, E.R., Distribution and Tentative Ages of an Extensive Paleochannel Network Offshore of the Delmarva Peninsula. [abs.]: , GSA 2015 Fall Annual Meeting. Baltimore, MD, November 1-4, 2015.
Brothers, L.L., Thieler, E.R., Pendleton, E., Foster, D., Danforth, W., Baldwin, W., and Ackerman, S, New Regional-Scale Geophysical Observations of the Delmarva Peninsula, U.S.A. Inner Continental Shelf [abs.]: , 2014 AGU Fall Meeting.
Brothers, L.L., Thieler, E.R., Pendleton, E.A., 2014, Hurricane Sandy: Linking Coastal Processes and Vulnerability along the Delmarva Peninsula: .
Pendleton, E.A., Brothers, L.L., Thieler, E.R., 2017, Sediment Texture and Geomorphology of the Sea Floor from Fenwick Island, Maryland to Fisherman's Island, Virginia: doi: 10.5066/F78K779J.
Pendleton, E.A., Brothers, L.L., Thieler, E.R., and Sweeney E.M., 2017, Sand ridge morphology and bedform migration patterns derived from bathymetry and backscatter on the inner-continental shelf offshore of Assateague Island, USA: Continental Shelf Research, v. 144, doi: 10.1016/j.csr.2017.06.021.
Pendleton, E., Ackerman, S., Baldwin, W., Danforth, W., Foster, D., Thieler, R., Brothers, L, 2016, High-resolution geophysical data collected along the Delmarva Peninsula 2014, USGS Field Activity 2014-002-FA, version 4.0: doi: 10.5066/F7MW2F60.
|Survey Equipment||Survey Info||Data Type(s)||Data Collected|
|GeoEel 8-channel streamer||---||Air Gun / Water Gun|
|S-Boom seismic source||---||Boomer|
|Edgetech chirp subbottom profiler 512i||---||Sub Bottom Profiler|
|DGPS||DGPS used to log navigation through HYPACK||Navigation||2014-002-FA_HYPACK ( Text files of the navigation logged with HYPACK Software during survey 2014-002-FA conducted by the U.S. Geological Survey along the Delmarva Peninsula, MD and VA, 2014)|
|Klein 595 100/500kHz sidescan sonar||Used to acquire high and low frequency sidescan sonar||Sidescan||Sidescan ( 2014-002-FA_Klein_1m )|
|SWATHplus-M 234 kHz||used to acquire swath bathymetry and backscatter||Interferometric||2014-002-FA_5m_MLLWbathy ( 5-meter Swath bathymetry data collected by the U.S. Geological Survey along the Delmarva Peninsula, MD and VA, 2014 (32-bit GeoTIFF, UTM Zone 18N, WGS 84))|
|Grab sampler||Modified Van Veen sampler mounted with GoPro cameras on the Seaboss||Biology|
|2014-002-FA_samples ( Location and analysis of sediment samples collected by the U.S. Geological Survey in 2014 along the Delmarva Peninsula, MD and VA (Esri point shapefile and CSV file, Geographic, WGS 84))|
|ADCP 300 kHz||---||Wave|
|Real Time Kinematic GPS||---||Navigation|
|GeoEel 16-channel hydrophone||---||Multichannel||2014-002-FA_MCS_Images ( Multi-channel boomer seismic-reflection profiles collected by the U.S. Geological Survey along the Delmarva Peninsula, MD and VA, 2014)|
|Sensor - MVP30||These data are collected to supply to swath interferometric raw data to correct for CTD changes (refraction) in the water column||Sound Velocity||MVP profile images and locations (shapefile) ( png plots of svp profile at each location)|