sentences:  Shifting home port to Yorktown, Virginia, site of the Navy Mine Warfare School, in January 1957, for the next two years the ship trained Navy men in the dangers and intricacies of minesweeping operations.Changing her home port to Little Creek, Virginia, 1 January 1959, "Limpkin" operated with the amphibious forces of the Atlantic Fleet and tested experimental minesweeping gear in the Chesapeake Bay.The ship departed Little Creek on 29 September 1960, for the NATO exercise "Sweepclear" off Nova Scotia.