The German Navy is currently making sea trials with their new UMS Skeldar V-200B (= Sea Falcon) UAV on board the Braunschweig-class corvettes.
https://www.bundeswehr-journal.de/2018/ ... he-marine/
https://esg.de/de/blog/a/2092/drohne-fu ... sea-falcon
Two UAV have been delivered so far, with one unmarked and the other carrying the serial 99+03.
https://www.uavdach.org/?p=1302370