1. Coastal and Marine Hazards and Resources
  2. Geoscience Data System

Field Activity 2023-325-FA

Identifier 2023-325-FA
Alternate names 23BIM05, 23BIM06, 23BIM07, 23BIM08, 23BIM09, 23BIM10, 23BIM11, 23BIM12, 23BIM13, 23BIM14
Purpose Bathymetric assessment of changes in seafloor elevations; collect sub-bottom data around Hewes Point and cut north of Monkey Bayou.
Location Chandeleur Islands, LA
Summary Collected 40 lines of chirp 424 and 2216 sub-bottom data. Bathymetric data were also acquired.
Info derived Bathymetry, sub-bottom profiles.
Comments SubFANs by vessel: 23BIM05: Sallenger 23BIM06: TwinVee 23BIM07: Mako 23BIM08: WVR1 23BIM09: WVR2 23BIM10: Sallenger (Leg 2) 23BIM11: TwinVee (Leg 2) 23BIM12: Mako (Leg 2) 23BIM13: WVR1 (Leg 2) 23BIM14: WVR2 (Leg 2)
Projects
Platform
Mako (SP)
17' Mako
Personal Water Craft (Blue WVR2 - Chum)
Blue WaveRunner; R/V Chum
Personal Water Craft (White WVR1 - Shark)
White WaveRunner, R/V Shark
Sallenger
26' Parker
22-ft Twin Vee (R/V G. Hill)
This boat has a carrying capacity of up to 1500 pounds and up to 7 people and a shallow draft (9 inches empty). This boat's cat hull design results in a smoother ride in choppy water, at the expense of a slightly deeper draft. This boat is powered by two Yamaha 70hp motors.
Vehicles
Chevy Suburban Silver
Ford F-250 Stone Grey
Ford F-350 Dually Grey (GSA)
Ford F-350 Dually White (GSA)
Itinerary
Start Biloxi, MS 2023-06-10
End Biloxi, MS 2023-08-11
Activity events
Start date End date Description
2023-06-10 2023-06-23 Initial site visit, Leg 1 of survey.
2023-07-28 2023-08-11 Leg 2 of the survey, new subFANs (starting with 23BIM10) will be utilized for each vessel.
Bounds
West -89.01172969
East -88.70421443
North 30.08728271
South 29.73003347
Marine operations Yes

Personnel

Organization
600 Fourth Street South
St. Petersburg, FL33701-4846
(727) 502-8000
Principal investigators Julie C BernierJennifer L Miselis
Crew members
Billy J Reynolds
Scientist, Staff
Nancy T DeWitt
Scientist, Staff
Julie C Bernier
Scientist, Staff
Kyle W Kelso
Scientist, Staff
Jennifer L Miselis
Scientist, Staff
Chelsea A Stalk
Scientist, Staff
Andrew S Farmer
Scientist, Staff
Maxwell O Reynolds
Scientist, Staff
Erin (Contractor) O Lyons
Scientist, Staff
Benjamin A Galbraith
Scientist, Staff
Sabrina C Levinson
Scientist, Staff
Information specialist(s)
Nancy T DeWitt
Specialist, Information
Julie C Bernier
Specialist, Information
Chelsea A Stalk
Specialist, Information

Data types and categories

Data category: Sonar, Seismics, Location-Elevation
Data type: Sound Velocity, Single Beam, Multibeam, Sub Bottom Profiler, Navigation, Benchmarks

Equipment used

Equipment Usage description Data types Datasets
Castaway-CTD Sound Velocity (no data reported)
TSS DMS-05 Motion Sensor Interferometric, Single Beam (no data reported)
SBG Ellipse A Motion Sensor Single Beam (no data reported)
ODOM-Echotrac CV-100 Single Beam 4
Multibeam Bathymetry System Multibeam 2
Chirp 424 Sub Bottom Profiler 4
Chirp 216 Sub Bottom Profiler (no data reported)
Applanix POS-MV DGPS/IMU Navigation (no data reported)
Choke Ring Antenna Benchmarks, Navigation (no data reported)
Collapsible Tripod Benchmarks, Navigation, Profiles, Transects (no data reported)
SP90 GNSS Receiver Benchmarks, Navigation 1

Datasets

Datasets produced in this activity

Dataset name Equipment Description Dataset contact
Chandeleur_Islands_2023_SBES_ NAD83_UTM16N_NAVD88_G18_LTC_xyz ODOM-Echotrac CV-100 Single-beam bathymetry data points (xyz) for the extended shore- perpendicular transects in NAD83 and NAVD88 (orthometric height) with respect to the GEOID18 model Erin (Contractor) O Lyons
Chandeleur_Islands_2023_SBES_ NAD83_UTM16N_NAVD88_G18_NoLTC_xyz ODOM-Echotrac CV-100 Single-beam bathymetry data points (xyz) for all survey lines, excluding extended shore- perpendicular transects, in NAD83 and NAVD88 (orthometric height) with respect to the GEOID18 model Erin (Contractor) O Lyons
Chandeleur_Islands_2023_SBES_ WGS84_UTM16N_LTC_xyz ODOM-Echotrac CV-100 Single-beam bathymetry data points (xyz) for the extended shore-perpendicular transects in WGS84 (G2139) UTM16N ellipsoid Erin (Contractor) O Lyons
Chandeleur_Islands_2023_SBES_ WGS84_UTM16N_NoLTC_xyz ODOM-Echotrac CV-100 Single-beam bathymetry data points (xyz) for all survey lines, excluding extended shore- perpendicular transects, in WGS84 (G2139) UTM16N ellipsoid Erin (Contractor) O Lyons
Chandeleur_Islands_2023_MBES_Backscatter Multibeam Bathymetry System Processed acoustic intensity backscatter mosaic, derived from the 1-meter grid, provided as an 8-point GeoTIFF in WGS84 (G1150) ellipsoid Chelsea A Stalk
Chandeleur_Islands_2023_MBES_xyz Multibeam Bathymetry System Processed elevation point data (xyz) as derived from 1-meter grids provided in WGS84 (G1150) ellipsoid height, and NAD83 NAVD88 GEOID 18 Chelsea A Stalk
2023-325-FA_gis Chirp 424 Sub-bottom profile data geospatial files and data dictionary Arnell S Forde
2023-325-FA_nav Chirp 424 Navigation data for the entire survey, 1000-shot-interval locations, and start of line locations and data dictionary Arnell S Forde
2023-325-FA_segy Chirp 424 Digital chirp sub-bottom trace data Arnell S Forde
2023-325-FA_seisimag Chirp 424 Processed sub-bottom profile images Arnell S Forde
Chandeleur_Islands_2023_SBES_ WGS84_UTM16N_Tracklines SP90 GNSS Receiver Two single-beam bathymetry trackline shapefiles: one containing only the extended shore- perpendicular transects and one containing all other survey lines in WGS84 (G2139) UTM16N ellipsoid Erin (Contractor) O Lyons

Publications

Samples collected during this field activity