2013. United States. Bureau of Transportation Statistics. The ports are politically defined by port limits or Corps projects, excluding non-Corps projects not authorized for publication. The determination ... Research and Innovative Technology Administration/Bureau of Transportation Statistics.
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2008. Vanderbilt Engineering Center for Transportation Operations and Research Vanderbilt University and Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS). National Waterway Network is a line theme representing shipping lanes that serve as representative paths in open waterways. The data set covers the... U.S. Army Corps of Engineers Navigation Data Center.
2008. Vanderbilt Engineering Center for Transportation Operations and Research Vanderbilt University and Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS). United States National Waterway Network (node), 2008 is a point theme representing physical entities such as river confluences, ports/facilities, a... U.S. Army Corps of Engineers Navigation Data Center.
2006. ESRI. United States World Gazetteer Locations is a point theme representing the locations and proper names for map features in United States. The gazette... ESRI.
2010. United States. Office of Ocean and Coastal Resource Management, National Marine Protected Areas Center (U.S.), United States. Department of Commerce, and United States. National Oceanic and Atmospheric Administration. This polygon shapefile represents the Marine Protected Areas inventory as of March 2010. The MPA Inventory is a comprehensive geospatial database t... National Marine Protected Areas Center (U.S.).
2014. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), Office Of National Marine Sanctuaries (ONMS), National Marine Protected Areas Center (MPAC), United States. Office of Ocean and Coastal Resource Management, United States. National Oceanic and Atmospheric Administration, and National Marine Protected Areas Center (U.S.). This polygon shapefile represents the Marine Protected Areas inventory as of October 2014. The MPA Inventory is a comprehensive catalog that provid... National Marine Protected Areas Center (U.S.).
1997. National Imagery and Mapping Agency. Water Depth Lines (Bathymetry) is a polyline theme representing hydrographic depth contour lines located throughout the World. This dataset is par... National Imagery and Mapping Agency.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This shapefile represents batymetric polygons at 0 meters depth. These data were created from created from SRTM Plus. Isobaths surrounding islands,... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This shapefile represents batymetric polygons at -1000 meters depth. These data were created from created from SRTM Plus. Isobaths surrounding isla... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This shapefile represents batymetric polygons at -200 meters depth. These data were created from created from SRTM Plus. This layer is buffered sli... North American Cartographic Information Society.