Before revision: Since then, commissioned ships of NOAA , which also wear the same national ensign as U.S. Navy ships, have worn the flag of the National Oceanic and Atmospheric Administration as a distinguishing mark.
After revision: Since then, commissioned ships of the NOAA fleet , which also wear the same national ensign as U.S. Navy ships, have worn the flag of the National Oceanic and Atmospheric Administration as a distinguishing mark.