Field Activity 2019-332-FA

Identifier 2019-332-FA
Purpose Geophysical shoreface mapping offshore of Cedar Island, VA.
Location Cedar Island, VA, United States, Atlantic Ocean
Summary Collected 64 CHIRP/SBB lines (all planned lines completed) as well as 138 MBB lines; nearly full coverage, except in extreme nearshore waters.
Info derived Seafloor depth, seafloor texture, Holocene stratigraphy.
Comments Assigned Processor: Chelsea Stalk Completion deadline May 2020
26' Parker
Start Wachapreague, VA 2019-08-07
End Wachapreague, VA 2019-08-20
Days in the field 13
West -75.64318389
East -75.55571705
North 37.69243582
South 37.5780712
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
Lance E Thornton
Scientist, Staff
Chelsea A Stalk
Scientist, Staff
Andrew S Farmer
Scientist, Staff
Information specialist(s)
Arnell S Forde
Specialist, Information
Chelsea A Stalk
Specialist, Information
Andrew S Farmer
Specialist, Information

Data types and categories

Data category: Seismics, Sonar
Data type: Sub Bottom Profiler, Multibeam, Single Beam, Sound Velocity

Documents: Notes and log books

Name Description
2019-332-FA_logs Field Activity Collection System (FACS) logs, acquisition geometry, and geophysical operations log

Equipment used

Equipment Usage description Data types Datasets
Chirp 512i Sub Bottom Profiler 4
Multibeam Bathymetry System Multibeam 2
Castaway-CTD Sound Velocity (no data reported)
ODOM-Echotrac CV-100 Single Beam 2


Datasets produced in this activity

Dataset name Equipment Description Dataset contact
2019-332-FA_gis Chirp 512i Geospatial data Arnell S Forde
2019-332-FA_nav Chirp 512i Navigation data Arnell S Forde
2019-332-FA_segy Chirp 512i Digital chirp subbottom trace data Arnell S Forde
2019-332-FA_seisimag Chirp 512i Processed subbottom profile images Arnell S Forde Multibeam Bathymetry System Processed acoustic intensity backscatter mosaic, derived from the 1-meter grid, provided as a 32-bit float GeoTIFF in WGS84 (G1762) Chelsea A Stalk Multibeam Bathymetry System Processed elevation point data (xyz) as derived from a 1-meter grid provided in both WGS84 (G1762) ellipsoid height and NAD83 NAVD88 orthometric height using GEIOD12B Chelsea A Stalk ODOM-Echotrac CV-100 Single-beam bathymetry tracklines in WGS84 (G1762) Chelsea A Stalk ODOM-Echotrac CV-100 Single-beam bathymetry xyz data in both WGS84 (G1762) ellipsoid height and NAD83 NAVD88 orthometric height using GEOID12B Chelsea A Stalk


Samples collected during this field activity