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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2015-330-FA

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Other ID: 15BIM14

Status: Completed

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

Funding Program(s): Alabama Barrier Island Restoration Feasibility Study - Bathymetry and Geophysical Surveys (GR.19.MN00.G1V21.00)

Principal Investigator(s): James Flocks, Stanley Locker

Affiliate Investigator(s):

Information Specialist(s): Arnell Forde

Data Type(s): Location-Elevation: Navigation, Seismics: Bubble Gun, Seismics: Sub Bottom Profiler, Sonar: Multibeam, Sonar: Sidescan

Scientific Purpose/Goals: To collect geophysical data for NFWF RESTORE Dauphin Island feasibility study.

Vehicle(s): Chevy Suburban Silver

Start Port/Location: Dauphin Island, AL

End Port/Location: Dauphin Island, AL

Start Date: 2015-09-16

End Date: 2015-09-23

Equipment Used: Applanix POS-MV DGPS/IMU, Bubble Pulser, Bubble Pulser Hydrophone Streamer Cable , SeaBat 8125 (SC), Chirp 512i, Klein Side Scan

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

Summary of Activity and Data Gathered: Collected 118 lines of 512i chirp data and 19 lines of bubble pulser data. USACE collected and processed all the multibeam data.

Staff: James Flocks, Stanley Locker

Affiliate Staff:



Dauphin Island, Alabama, Gulf of Mexico

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


photo of Irvington



Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Applanix POS-MV DGPS/IMU --- Navigation (Navigation data for the entire survey, 1000-shot-interval locations, and start of line locations )
Bubble Pulser --- Bubble Gun
Bubble Pulser Hydrophone Streamer Cable --- Bubble Gun
SeaBat 8125 (SC) --- Multibeam
Chirp 512i --- Sub Bottom Profiler (Digital chirp subbottom trace data) (Processed subbottom profile images ) (Subbottom profile data location map, geospatial files, and images)
Klein Side Scan --- Sidescan

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