Field Activity 2017-337-FA

Identifier 2017-337-FA
Purpose Annual mapping of N. Chandeleurs borrow site to measure sediment fluxes.
Location Chandeleur Islands, LA
Summary Multibeam swath bathymetry (131 lines), Seismic profiles (34 lines), sound velocity profile casts (113 profiles), GPS base station sessions from MRK3 and CTMP (31 sessions day and night)
Info derived Multibeam bathymetry using the SeaBat T50-P as a dual head system, seismic profiles, navigation and positioning
26' Parker
Ford F-350 Dually White (GSA)
Start Biloxi, MS 2017-08-07
End Biloxi, MS 2017-08-16
Days in the field 8
West -88.93432617
East -88.70495605
North 30.1270152
South 29.88305196
Marine operations Yes


600 Fourth Street South
St. Petersburg, FL33701-4846
(727) 502-8000
Principal investigators Jennifer L Miselis
Crew members
Nancy T DeWitt
Scientist, Staff
Joseph J Fredericks
Scientist, Staff
Andrew S Farmer
Scientist, Staff
Information specialist(s)
Nancy T DeWitt
Specialist, Information
Joseph J Fredericks
Specialist, Information
Andrew S Farmer
Specialist, Information

Data types and categories

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

Equipment used

Equipment Usage description Data types Datasets
Ashtech ProFlex 800 GNSS Receiver Benchmarks, Navigation (no data reported)
Choke Ring Antenna Benchmarks, Navigation (no data reported)
Applanix POS-MV DGPS/IMU Navigation (no data reported)
Collapsible Tripod Benchmarks, Navigation, Profiles, Transects (no data reported)
EG&G Geopulse Boomer, Sub Bottom Profiler (no data reported)
Chirp 424 Sub Bottom Profiler 4
Multibeam Bathymetry System Multibeam 1
Other Unknown, Multibeam, Single Beam, Sidescan, Interferometric, Sound Velocity (no data reported)
Castaway-CTD Sound Velocity (no data reported)


Datasets produced in this activity

Dataset name Equipment Description Dataset contact Chirp 424 Survey trackline locations Arnell S Forde Chirp 424 2017-337-FA_nav Arnell S Forde Chirp 424 Unprocessed digital chirp subbottom trace data Arnell S Forde Chirp 424 Processed subbottom profile images Arnell S Forde Multibeam Bathymetry System Processed elevation point data (xyz) as derived from a 1-meter grid provided in WGS84 and NAD83, NAVD88 GEOID09 Joseph J Fredericks


Samples collected during this field activity