Field Activity 2004-303-FA

Identifier 2004-303-FA
Purpose Preliminary single-beam bathymetry surveys in the three areas.
Location Maddison Bay, Louisiana Little Pass Timbalier, Louisiana Pass Abel - Grand Isle, Louisiana
Summary GPS sessions for the base stations and the boat. For Madison Bay >102 km of tracklines produced 26,172 processed xyz data points.
Info derived Information to be derived is post-processed high-precision bathymetry data in xyz format.
22' Whaler
Chevy Suburban Silver
Start Cocodrie, Louisiana 2004-07-21
End Grand Isle, Louisiana 2004-07-31
Days in the field 12
West -90.51002
East -90.11907
North 29.47361
South 29.15883


600 Fourth Street South
St. Petersburg, FL33701-4846
(727) 502-8000
Crew members
James G Flocks
Scientist, Staff
Nancy T DeWitt
Scientist, Staff
Information specialist(s)
Nancy T DeWitt
Specialist, Information
Affiliate principal Mark Kulp University of New Orleans (UNO) Mike Miner UNO

Data types and categories

Data category: Imagery, Location-Elevation, Sonar
Data type: Photo, Navigation, Single Beam

Equipment used

Equipment Usage description Data types Datasets
Choke Ring Antenna Benchmarks, Navigation (no data expected)
TSS DMS-05 Motion Sensor Interferometric, Single Beam (no data reported)
Ashtech Z-Xtreme DGPS Benchmarks, Navigation (no data reported)
Marimatech Echosounder Single Beam 7
Digital Camera Photo, Video (no data reported)


Datasets produced in this activity

Dataset name Equipment Description Dataset contact
2004-303-FA_Little_Timbalier_Pass-BA-pd-1 Marimatech Echosounder 2004-303-FA_Little_Timbalier_Pass_NAD83_NAVD88_GEOID03.shp [Singlebeam soundings in Esri point shapefile format] Nancy T DeWitt
2004-303-FA_Little_Timbalier_Pass-BA-pd-2 Marimatech Echosounder 2004-303-FA_Little_Timbalier_Pass_NAD83_NAVD88_GEOID03.txt [Single-beam soundings in comma-delimited text format.] Nancy T DeWitt
2004-303-FA-Little_Timbalier_Pass-NL-pd-1 Marimatech Echosounder 2004-303-FA_Little_Timbalier_Pass_tracklines.shp [Single-beam tracklines in Esri polyline shapefile format.] Nancy T DeWitt
2004-303-FA_Madison_Bay-BA-pd-1 Marimatech Echosounder [Single-beam soundings in Esri point shapefile format] Nancy T DeWitt
2004-303-FA_Madison_Bay-BA-pd-2 Marimatech Echosounder [Single-beam soundings in comma-delimited text format] Nancy T DeWitt
2004-303-FA_Madison_Bay-NL-pd-1 Marimatech Echosounder [Single-beam soundings in Esri polyline shapefile format] Nancy T DeWitt
2004-303-FA_SBB_xyz Marimatech Echosounder Single-beam bathymetric x,y,z data from the Madison Bay study area Julie C Bernier


Samples collected during this field activity