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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2018-358-FA

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Other ID: 18CCT09, 18CCT10, 18CCT11

Status: Completed

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

Funding Program(s): Sea-level and Storm Impacts on Estuarine Environments and Shorelines - SSIEES (GX.18.MN00.F1M10.00)

Principal Investigator(s): Christopher Smith, Kathryn Smith

Affiliate Investigator(s):

Information Specialist(s): Julie Bernier, Chelsea Stalk, Joseph Terrano

Data Type(s): Location-Elevation: Benchmarks, Location-Elevation: Navigation, Sampling: Geology, Sonar: Multibeam

Scientific Purpose/Goals: Retrieve and redeploy sediment plate, collect sediment cores, and collect multibeam bathymetry along the marsh edge.

Vehicle(s): White Dodge Pickup - White, Chevy Suburban Silver

Start Port/Location: Saint Petersburg, FL

End Port/Location: Moss Point, MS

Start Date: 2018-10-22

End Date: 2018-10-27

Equipment Used: Net Sedimentation Tile , Ashtech Z-Xtreme DGPS, Choke Ring Antenna, Collapsible Tripod, Other, Applanix POS-MV DGPS/IMU, GPS Pole, Core Barrels, Grab Sampler, Peat Corer, Push Corer, Sediment Trap, Other, Multibeam Bathymetry System

Information to be Derived: Grain size, sediment deposition, shoreline positions, bulk density, sediment stratigraphy

Summary of Activity and Data Gathered: 18CCT11- Completed all priority areas as well as some additional shore perpendicular and transit lines.

Staff: Isabelle Atchia, Julie Bernier, Alisha Ellis, Chelsea Stalk, Joseph Vargas, Hunter Wilcox

Affiliate Staff:

Notes: Joseph T. and Isabelle are collecting sediment cores with GBNERR staff using their vessel (18CCT10). Julie, Alisha, and Joe V. are collecting sediment cores and estuarine grab samples using the Mako (18CCT09). Chelsea and Hunter are collecting multibeam bathymetry data on the Twin Vee (18CCT11).


Grand Bay National Estuarine Research Reserve,Mississippi and Alabama, United States, Gulf of Mexico

North: 30.44181901 South: 30.30899023 West: -88.49138541 East: -88.34690909


photo of Mako (SP)
Mako (SP)
photo of Twin Vee (Jabba Jaw)
Twin Vee (Jabba Jaw)



Ellis, A.M., Smith, C.G., Vargas, J., Everhart, C., 2021, Sedimentologic data from Point aux Chenes marsh and estuary, Mississippi: U.S. Geological Survey data release,

Smith, K.E.L., Terrano, J.F., Pitchford, J., Brochard M., Vargas, J.M., Atchia, I.D., Everhart, C.S., Smith C.G., 2020, Shore proximal marsh sediment deposition and ancillary data from Grand Bay National Estuarine Research Reserve, Mississippi, from July 2018 to January 2020: U.S. Geological Survey data release,

Stalk, C.A., Fredericks, J.J., Smith, C.G., 2020, Multibeam bathymetry data collected in 2018 from Grand Bay and Point Aux Chenes Bay Alabama/Mississippi: U.S. Geological Survey data release,


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Net Sedimentation Tile --- Geology
Ashtech Z-Xtreme DGPS --- Benchmarks
Navigation (Station location, core lengths, and water quality parameters for project ID 18CCT09 )
Choke Ring Antenna --- Benchmarks
Collapsible Tripod --- Benchmarks
Other --- --- ---
Applanix POS-MV DGPS/IMU --- Navigation
GPS Pole --- Navigation
Core Barrels --- Geology
Grab Sampler --- Biology
Peat Corer --- Biology
Push Corer --- Geology (Sediment radiochemical data by gamma spectroscopy for project ID 18CCT09) (Sediment grain size distribution and properties for project ID 18CCT09 ) (Sediment bulk density, water content, porosity, and loss on ignition for project ID 18CCT09 ) (Sediment push core x-ray images for project ID 18CCT09)
Sediment Trap --- Geology
Other --- --- ---
Multibeam Bathymetry System --- Multibeam (Processed elevation point data (xyz) as derived from a 1-meter grid provided in WGS84 and NAD83, NAVD88 Geoid 12A (.xyz))

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