MERCHANT VESSELS OF THE UNITED STATES Merchant Vessels of the United States is a data file of merchant and recreational vessels documented under the laws of the United States by the U.S. Coast Guard. The source for this file is the U.S. Coast Guard's Marine Information for Safety and Law Enforcement (MISLE) and Vessel Documentation System (VDS) databases, a comprehensive system serving many Coast Guard marine safety units, including the National Vessel Documentation Center. The data file of merchant vessels has been specifically prepared from several data tables contained in MISLE and VDS. The data file consists of vessel particulars and managing owner identification information. Vessels in this file have a valid Certificate of Documentation. Foreign vessels are not contained in this file. The data files to the right contains vessel information through September 1, 2015.