Trackline map of all boomer seismic reflection data collected during USGS Cruises 94GFP01, 95GFP01, 96GFP01, 97GFP01, and 98GFP02. These data were collected in Lakes Pontchartrain, Borgne, and Maurepas in Louisiana between 1994 and 1998. This map is set in geographic coordinates, NAD83 (unprojected) and was created at a scale of 1:680,500. It was created using ESRI GIS software ArcView 3.2 and 8.1, exported to Adobe Illustrator for further editing, and saved in JPEG format. The USGS is not the originator of all layers used in creating this map. The highways layer is a Bureau of Transportation Statistics/Environmental Systems Research Institute (ESRI) data set. The state layer is an ESRI data set.