| Date,Name,Nationality,Tonnage,Fate | |
| 3 June 1915,Boy Horace,United Kingdom,69,Sunk | |
| 3 June 1915,E&C,United Kingdom,60,Sunk | |
| 3 June 1915,Economy,United Kingdom,56,Sunk | |
| 12 June 1915,Leuctra,United Kingdom,"3,027",Sunk | |
| 23 June 1915,Tunisiana,United Kingdom,"4,220",Sunk | |
| 27 July 1915,Westward Ho!,United Kingdom,47,Sunk | |
| 28 July 1915,Mangara,United Kingdom,"1,821",Sunk | |
| 8 September 1915,Emblem,United Kingdom,50,Sunk | |
| 8 September 1915,Victorious,United Kingdom,43,Sunk | |
| 10 September 1915,Nimrod,United Kingdom,51,Sunk | |
| 18 January 1916,Evelyn,United Kingdom,55,Sunk | |
| 18 January 1916,Foam Crest,United Kingdom,46,Sunk | |
| 19 January 1916,Sunshine,United Kingdom,52,Sunk | |
| 6 March 1916,Springflower,United Kingdom,59,Sunk | |
| 6 March 1916,Young Harry,United Kingdom,43,Sunk | |
| 1 April 1916,Perth,United Kingdom,653,Sunk | |
| 3 April 1916,Elziena Helena,Netherlands,131,Damaged | |
| 10 April 1916,Robert Adamson,United Kingdom,"2,978",Sunk | |
| 22 April 1916,Tregantle,United Kingdom,"3,091",Sunk | |
| 2 August 1916,John Wilson,Norway,798,Sunk | |
| 24 August 1916,Velox,Norway,312,Sunk | |
| 20 April 1917,Arie,Netherlands,107,Sunk | |
| 26 April 1917,Kongsli,Norway,"5,822",Damaged | |
| 9 August 1917,HMS Recruit,Royal Navy,"1,075",Sunk | |
| 13 March 1918,Lisette,United Kingdom,895,Sunk | |
| 13 April 1918,Ruth,United Kingdom,44,Sunk | |
| -,Sunk: Damaged: Total:,"19,652 5,953 25,605",-,- | |