| Abbreviation |
Definition |
| Ps |
Adobe Photoshop |
| ASCII |
American Standard Code for Information Interchange |
| dpi |
dots per inch |
| Esri |
Environmental Systems Research Institute |
| FGDC |
Federal Geographic Data Committee |
| GIS |
geographic information system |
| HC |
Hancock County |
| HRSP |
high-resolution seismic-reflection profiles |
| Hz |
hertz |
| IMAP |
internet message access protocol |
| km |
kilometer |
| kmz |
keyhole markup language zipped |
| kts |
knots |
| LORAN |
long range navigation |
| m |
meter |
| ms |
millisecond |
| NGGDPP |
National Geological and Geophysical Data Preservation Program |
| ORE |
ocean research equipment |
| PBP |
Petit Bois Pass |
| PDF |
portable document format |
| PWH |
profiles with headers |
| R/V |
research vessel |
| s |
second |
| SEG-Y (or seg) |
Society of Exploration Geophysicists |
| shp |
shapefile |
| SPCMSC |
St. Petersburg Coastal and Marine Science Center |
| TIFF (or tif) |
tagged image file format |
| TWT |
two-way travel |
| txt |
text file |
| USGS |
United States Geological Survey |
| UTC |
coordinated universal time |
| XML (or xml) |
Extensible Markup Language |
| Z |
zero UTC time offset |
U.S. Department of the Interior |
U.S. Geological Survey