An item referred to the magazine Schiffbau dated 1 October 1938 reporting that several German ships were renamed. The escort vessel F3 (flagship of the minesweeper division) was called Flottentender Königin Luise, the F6 Flottentender Hai, the M60 Flottentender Hecht, the M136 Uboot tender Havel, the auxiliary ship Vorwärts Uboot tender Warnow, the steamship Panther Uboot tender Lech, the steamship Puma Uboot tender Isar, the steamship Altaïr Schnellbootsbegelitschiff Samoa, the torpedo boat T 153 Artillerischulboot Eduard Jungmann, the torpedo boat T 190 Versuchsboot Johann Wittenborg and the M 129 Versuchsboot Otto Braun. The minesweeper M 50 was on 19 February commissioned as the Räumbootbegleitschiff Brommy.
