Q:USS Lydonia (SP-700) was a 497 gross ton yacht Lydonia II acquired from William A. Lydon by the U.S. Navy during World War I. She was outfitted as a patrol craft and spent most of the war based out of Gibraltar escorting and protecting Allied ships in the Mediterranean and along the Atlantic Ocean coast of Europe. Post-war she was transferred to the U.S. Coast and Geodetic Survey as USCGS Lydonia (CS-302). Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Mean Of Transportation