Tb 85F 19 Dec 1915

27 Dec 1915 mineseeking. 31 Dec 1915 to Gjenovic.

05 Jan 1916 found crewless aircraft off Menderes Point; unable to recover her so set on fire. 18 Feb 1916 at Pola for repairs. 19 Mar 1916 to Cattaro. 04 Jul 1916 in action in Otranto Straits with Helgoland. 02 Aug 1916 supporting U-boots with Aspern and Tb80 engaged by Italian destroyers. 25 Aug 1916 brought flying boat L81 from Durazzo to Cattaro. 28/29 Aug 1916 in action against Brindisi with Sankt Georg. 07 Oct 1916 at Pola.

18 May 1917 searching for enemy submarines. 16/17 Jul 1917 transferred to Gjenovic. 12 Nov 1917 left port with Novara, Tb 88 and Tb 96; turned back off Arza.

25 Feb 1918 at Pola. 11 Mar 1918 attacked unsuccessfully by enemy aircraft while on aircraft support duties. 22 Apr 1918 fought off air attack while on exercise with Tegetthoff. 15 May 1918 transferred to Triest. 27 Jul in action against enemy submarine. 03 Aug 1918 under repair at Pola. 29 Aug 1918 at Fiume. 12 Sep 1918 to Cattaro with convoy.

To Portugal as Zêzere; wrecked off Bone, Algeria, 29 Dec 1921 while being transferred under tow by Portugese tug Patrao Lopes.