Boatswain's Mates (BM), one of the Navy's oldest original ratings, lead a team of undesignated seaman working side-by ... to the ship because without us you really can't recover a man-overboard ...

US Coast Guard Ranks and Insignia ... Coast Guard rank insignia are the same as the Navy except for color and the seaman recruit rank, which has one stripe. Also, there are no Warrant Officer ...