The crew generally made up the collective group of personnel who were individuals collectively serving together aboard a ship. Crewmembers generally consisted of officers and crewmen. * Boatswain or Bosun: a member of a crew who is responsible for mooring, berthing and gangways and decorating them accordingly upon visitation of a high-ranking official or VIP; he/she is also responsible for a formal greeting upon such an arrival by which the crewman will blow a specialized whistle in a stylized manner. * Captain: typically, a ship's commanding officer responsible for overseeing the overall operation of ship and crew; officers below the military rank of captain are nevertheless still addressed as "captain" when commanding a ship. (TNG: "Redemption II"