Tb 54T 1906 Wal

From Sep 1914 at Sebenico. 31 Dec 1914 searching for submarines off Sebenico.

28 Jan 1915 at Pola for boiler change. 06 Jun 1915 laying mines off Spalato. 19 Jul 1915 laying mines off Lisa. 20 Sep 1915 unsuccessfully torpedoed by enemy submarine 3 nm off Arcangelo.

From 14 Feb 1916 stationed at Sebenico. 26 Oct 1916 to Pola in convoy.

1917 on patrol duties in the Quarnero. From 31 Oct 1917 stationed at Sebenico.

05 Jan 1918 transferred to Pola. 19 Jun 1918 rammed by SS Széged while in convoy. Under repair at Pola until 28 Aug 1918. 05 Sep 1918 transferred to the Bocche.

To Yugoslavia as T12; b/u 1928-30.