LW Tätigkeitsabzeichen Seemännisches Militärisches Bootspersonal (LW trade badge seagoing boat personnel's)
consists of a blue/grey wool base with a machine embroidered with ornate scalloped edging. Base has machine embroidered fouled anchor flanked by stylized outwardly flared, feathered wings, all in grey threads
On entering Luftwaffe service EM/NCO personnel were assigned and trained for a specific trade or military function. On successful completion of the appropriate training, personnel were issue a distinctive trade specialty badge to be worn on the lower left sleeve of the service tunic and the flight and field blouses as identifying insignia with a couple of exceptions. The original trade badges were introduced in May 1935 and were supplemented with additional badges prior to and early in the war. In all the Luftwaffe utilized no fewer then thirty-nine assorted trade specialty badges.