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- USC&GS McArthur (MSS 22)
- When the Coast and Geodetic Survey merged with other agencies to form NOAA on 3 October 1970, McArthur became part of the NOAA fleet as NOAAS McArthur (S 330).
- McArthur as a training ship and private maritime security ship in service with Academi – previously known as Xe Services LLC, Blackwater USA and Blackwater Worldwide
- Look up "IMO 6602082"