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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2015-326-FA

Other ID: 15BIM10, 15BIM11, 15BIM12, 15BIM13

Status: Completed

Organization(s): USGS, St. Petersburg Coastal and Marine Science Center

Funding Program(s): Dauphin Island bathymetry and geophysical surveys (MA00G1V)

Principal Investigator(s): James Flocks

Affiliate Investigator(s):

Information Specialist(s): Julie Bernier, Nancy DeWitt

Data Type(s): Location-Elevation: Benchmarks, Location-Elevation: Navigation, Seismics: Bubble Gun, Sonar: Single Beam

Scientific Purpose/Goals: To collect singlebeam bathymetric and subbottom geophysical data for NFWIF RESTORE Dauphin Island feasibility study.

Vehicle(s): Ford F-350 Dually - White (GSA), Ford F-350 Dually - Silver (GSA), Chevy Suburban - Silver

Start Port/Location: Dauphin Island, AL

End Port/Location: Dauphin Island, AL

Start Date: 2015-08-19

End Date: 2015-08-25

Equipment Used: TSS DMS-05 Motion Sensor, ODOM-Echotrac CV-100, Bubble Pulser Hydrophone Streamer Cable , Bubble Pulser, Choke Ring Antenna, Ashtech ProFlex 800, Ashtech ProFlex 500

Information to be Derived: Water depth/seafloor elevation, subbottom profiles

Summary of Activity and Data Gathered: 300 singlebeam bathymetry lines (1165 line-km of data) plus 63 bubble pulser sub-bottom profiles collected

Staff: Julie Bernier, Nancy DeWitt, James Flocks, Joseph Fredericks, Kyle Kelso, Chelsea Stalk, Thomas Tuten

Affiliate Staff:

Notes: Alternate FAN info: 15BIM10 (Sallenger), 15BIM11 (Twin Vee), 15BIM12 (WVR1), 15BIM13 (WVR2)


Dauphin Island, Alabama, Gulf of Mexico

North: 30.29249719 South: 30.19868009 West: -88.3445 East: -88.06818542


Twin Vee (Jabba Jaw)
photo of Personal Water Craft (White WVR1 - Shark)
Personal Water Craft (White WVR1 - Shark)
photo of Personal Water Craft (Blue WVR2 - Chum)
Personal Water Craft (Blue WVR2 - Chum)
photo of Sallenger


DeWitt, N.T., Stalk, C.A., Flocks, J.G., Bernier, J.C., Kelso, K.W., Fredericks, J.J., and Tuten, T., 2017, Single-Beam Bathymetry Data Collected in 2015 Nearshore Dauphin Island, Alabama: data release, doi: 10.5066/F7BZ648W.

Flocks, J.G., DeWitt, N.T., Stalk, C.A., 2017, Analysis of seafloor change around Dauphin Island, Alabama, 1987â2015: Reston, VA, 26 p., doi: 10.3133/ofr20171112.


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
TSS DMS-05 Motion Sensor --- Interferometric
Single Beam
ODOM-Echotrac CV-100 --- Single Beam
Bubble Pulser Hydrophone Streamer Cable --- Bubble Gun
Bubble Pulser --- Bubble Gun
Choke Ring Antenna --- Benchmarks
Ashtech ProFlex 800 --- Benchmarks
Dauphin_Island_2015_SBB_ITRF00_xyz ( The single-beam soundings (xyz) in ITRF00 and ellipsoid height. )
Dauphin_Island_2015_SBB_ITRF00_50_DEM ( Bathymetry DEM, 50-m cell size in ITRF00. )
Dauphin_Island_2015_SBB_ITRF00_tracklines ( Single-beam trackline shapefile in ITRF00. )
Dauphin_Island_2015_SBB_ NAD83_NAVD88_GEOID12A _xyz ( The single-beam soundings (xyz) in NAD83 and NAVD88 (orthometric height) with respect to the GEOID12A model. )
Dauphin_Island_2015_SBB_NAD83_NAVD88_GEOID12A_50_DEM ( Bathymetry DEM, 50-m cell size, in NAD83 and NAVD88 with respect to the GEOID12A model. )
Dauphin_Island_2015_SBB_NAD83_tracklines ( Single-beam trackline shapefile in NAD83. )
Dauphin_Island_2015_SBB_NAD83_MLLW_xyz ( The single-beam soundings (xyz) in NAD83 MLLW.)
Dauphin_Island_2015_SBB_NAD83_MLLW_50_DEM ( Bathymetry DEM, 50-m cell size, in NAD83 and MLLW. )
Ashtech ProFlex 500 --- Benchmarks

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