SS Murcia was a British cargo vessel built in 1915 by Short Bros., Ltd., Sunderland. At the time of her loss three years later, she was owned by the English & American Shipping Co. Ltd., London.

| Date | Name of Ship | Merchant/Fishing | Gross Tonnes |
| 1 October | Bylands | Merchant | 3,309 |
| 1 October | Montford | Merchant | 6,578 |
| 2 October | Bamse | Merchant | 1,001 |
| 2 October | Poljames | Merchant | 856 |
| 2 October | Arca | Merchant | 4,839 |
| 3 October | Westwood | Merchant | 1,968 |
| 3 October | Ariel | Merchant | 3,428 |
| 3 October | Eupion | Merchant | 3,575 |
| 4 October | Oopack | Merchant | 3,883 |
| 4 October | Kassid Karim | Merchant (S.V) | 103 |
| 4 October | Industrial | Merchant (S.V) | 330 |
| 5 October | Reventazon | Merchant | 4,050 |
| 8 October | Thalia | Merchant | 1,308 |
| 8 October | Hawanee | Merchant (S.V) | 124 |
| 10 October | Leinster | Merchant | 2,646 |
| 13 October | Hamidieh | Merchant (S.V) | 85 |
| 14 October | Dundalk | Merchant | 794 |
| 16 October | Pentwyn | Merchant | 3,587 |
| 16 October | War Council | Merchant | 5,875 |
| 17 October | Bonvilston | Merchant | 2,866 |
| 18 October | Hunsdon | Merchant | 2,899 |
| 19 October | Almerian | Merchant | 3,030 |
| 20 October | Emily Millington | Merchant (S.V) | 111 |
| 21 October | Saint Barchan | Merchant | 362 |
| 21 October | Moscow | Merchant | 1,622 |
British cargo vessel, SS Hunsdon, was built in 1911 by Wesser Co., Bremen, originally for the Hamburg & Africa Line. The steamer of 2,899 tonnes was owned at the time of her loss by The Shipping Controller, London.

SS War Council was a British cargo vessel of 5,875 tonnes. She was built in 1917 by the Kawasaki Dockyard Co. Ltd., Kobe. At the time of her loss a year later, the steamer of 5,875 tonnes was owned by The Shipping Controller, London.

RMS Leinster was defensively-armed Irish passenger ship of 2,646 tonnes, built in 1897 by Cammell Laird & Co., Birkinhead. She was subsequently used as a Royal Mail Ship, operated by the City of Dublin Steam Packet Company.

British merchant vessel SS Thalia was built in 1917 by Rijkee & Co. N. V., Rotterdam. At the time of her loss a year later, the British steamer was owned by Richards, Turpin & Co. Ltd., Swansea.


SS Bamse was a British merchant vessel built in 1881 by Strand Slipway Co. Ltd., Monkwearmouth. At the time of her loss during WW1, she was owned by The Shipping Controller, London.

| Date | Name of Ship | Merchant/Fishing | Gross Tonnes |
| 1 September | Mesaba | Merchant | 6,833 |
| 1 September | City of Glasgow | Merchant | 6,545 |
| 2 September | San Andres | Merchant | 3,314 |
| 3 September | Highcliffe | Merchant | 3,238 |
| 4 September | War Firth | Merchant | 3,112 |
| 4 September | Arum | Merchant | 3,681 |
| 6 September | Audax | Merchant | 975 |
| 6 September | Milly | Merchant | 2,964 |
| 7 September | Bellbank | Merchant | 3,250 |
| 7 September | Ruysdael | Merchant | 3,478 |
| 9 September | Missanabie | Merchant | 12,469 |
| 9 September | War Arabis | Merchant | 5,183 |
| 12 September | Galway Castle | Merchant | 7,988 |
| 13 September | Setter | Merchant | 956 |
| 13 September | Buffalo | Merchant | 286 |
| 13 September | M J Craig | Merchant | 691 |
| 14 September | Aghios Nicolaos | Merchant (S.V) | 113 |
| 14 September | Neotsfield | Merchant | 3,821 |
| 14 September | Gibel-Hamam | Merchant | 647 |
| 15 September | Kendal Castle | Merchant | 3,885 |
| 15 September | Joseph Fisher | Merchant (S.V) | 79 |
| 15 September | Energy | Merchant (S.V) | 89 |
| 16 September | Ethel | Merchant | 2,336 |
| 16 September | Madryn | Merchant | 2,244 |
| 16 September | Wellington | Merchant | 5,600 |
| 16 September | Serula | Merchant | 1,388 |
| 16 September | Tasman | Merchant | 5,023 |
| 16 September | Philomel | Merchant | 3,050 |
| 16 September | Lord Stewart | Merchant | 1,445 |
| 16 September | Acadian | Merchant | 2,305 |
| 17 September | Lavernock | Merchant | 2,406 |
| 17 September | Muriel | Merchant | 1,831 |
| 17 September | Cairo | Merchant (S.V) | 254 |
| 18 September | John O Scott | Merchant | 1,235 |
| 18 September | Primo | Merchant | 1,037 |
| 19 September | Barrister | Merchant | 4,952 |
| 21 September | Staithes | Merchant | 336 |
| 21 September | Downshire | Merchant | 368 |
| 21 September | Polesley | Merchant | 4,221 |
| 22 September | Gorsemore | Merchant | 3,079 |
| 23 September | Edlington | Merchant | 3,864 |
| 23 September | Aldershot | Merchant | 2,177 |
| 25 September | Hebburn | Merchant | 1,938 |
| 27 September | Hatasu | Merchant | 3,193 |
| 28 September | Baldersby | Merchant | 3,613 |
| 28 September | Benha | Merchant (S.V) | 95 |
| 29 September | Nyanza | Merchant | 4,053 |
| 29 September | Libourne | Merchant | 1,219 |