2016. Hart Energy Publishing. This point shapefile represents ports in the United States, Mexico, and Canada. Data includes official port name, entry restrictions, associated U.... Hart Energy Publishing.
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1995. National Geospatial-Intelligence Agency. This datalayer is a polygon coverage representing harbor or port facilities such as wharfs, piers or quays located throughout current VMap1 geograp...
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing piers, wharves and quays located throughout current VMap1 geographic coverage areas. Features in...