Data Downloads

The bathymetry DEM is presented in GeoTiff format and can be opened directly in Esri ArcGIS 10.2 or higher. The map documents and shapefiles provided in this report were created in Esri ArcGIS 10.2.2, and all vector and raster files are included with the Geographic Information System (GIS) zipped GIS project that can be downloaded from the table below. The data layers provided may also be viewed using the free GIS viewer ArcGIS Explorer (http://www.esri.com/software/arcgis/explorer). All data files presented in this report use the projected coordinate system North American Datum of 1983 (NAD83), Universal Transverse Mercator (UTM) Zone 16 North (16N), and all elevations are North American Vertical Datum of 1988 (NAVD88) orthometric heights, derived from the GEOID09 geoid model unless otherwise indicated.

NOTE: These data are scientific in nature and are not to be used for navigation purposes. Any use of trade names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

Preview	File Description	File Format	Download File	Metadata
	Esri ArcGIS project	Esri Files	Chan13_GIS.zip (28 MB)	Included with download
	Bathymetry DEM 50-m cell size	GeoTIFF 32-bit floating point	Chandeleurs_2013_50_NAD83_NAVD88_GEOID09_DEM.zip (0.193 MB)	Included with download
	Single-beam soundings	ASCII	Chan13_SBB_xyz.zip (120 MB)	Included with download
	Single-beam tracklines	Esri shapefile	Chan13_SBB_tracklines.zip (26 MB)	Included with download
	Swath data 5-m BASE resolution	ASCII	Chan13_IFB_xyz.zip (15 MB)	Included with download
	Swath tracklines	Esri shapefile	Chan13_IFB_tracklines.zip (.074 MB)	Included with download