The Azeri naval harbour tug T-758 off Baku, a former Kriegsmarine 250 PS type tug, series I/39 - XIII/ 39, which became Russian war booty in 1946. Most probably ex RB-55 ex AMMER, ordered as III/39 (yard no. 343) from the shipyard of Messrs. Gebr. Wiemann, Brandenburg, and delivered 1943.