# Convoy ONS 5 order of battle

This is the order of battle during the battles around Convoy ONS 5 from 29 April to 6 May 1943.

## Ships in the convoy

| Name | Flag | Tonnage (GRT) | Notes |
| Agios Georgios (1911) | Greece | 4,248 | |
| Argon (1920) | United States | 6,952 | Escort Oiler |
| Baron Elgin (1933) | United Kingdom | 3,942 | |
| Baron Graham (1925) | United Kingdom | 3,242 | |
| Baron Semple (1939) | United Kingdom | 4,573 | |
| HMCS Barrie | Royal Canadian Navy | | Escort 7 May - 12 May |
| Bengkalis (1918) | Netherlands | 6,453 | |
| Berkel (1930) | Netherlands | 2,130 | After collision with Bornholm 25 Apr |
| Bonde (1936) | Norway | 1,570 | Sunk by U-266 |
| Bornholm (1930) | United Kingdom | 3,177 | Collision With Berkel. Detached to Iceland |
| Bosworth (1919) | United Kingdom | 6,672 | Joined Ex-Iceland 26 Apr |
| Bristol City (1920) | United Kingdom | 2,864 | Sunk By U-358 |
| British Lady (1923) | United Kingdom | 6,098 | Escort Oiler |
| HMCS Buctouche (K179) | Royal Canadian Navy | | Escort 7 May - 12 May |
| Campus (1925) | United Kingdom | 3,667 | |
| Commandant Dorise (1917) | United Kingdom | 5,529 | |
| HMCS Cowichan (J146) | Royal Canadian Navy | | Escort 7 May - 12 May |
| Cydonia (1927) | United Kingdom | 3,517 | |
| Director (1926) | United Kingdom | 5,107 | |
| Dolius (1924) | United Kingdom | 5,507 | Sunk By U-638 |
| HMS Duncan | Royal Navy | | Escort 22 Apr - 3 May destroyer leader, Senior Officer's ship Escort Group B7 |
| Dunsley (1929) | United Kingdom | 3,862 | |
| Empire Advocate (1913) | United Kingdom | 5,787 | Put back with defects |
| Empire Gazelle (1920) | United Kingdom | 4,848 | |
| Empire Planet (1923) | United Kingdom | 4,290 | |
| Fana (1939) | Norway | 1,375 | |
| Gharinda (1919) | United Kingdom | 5,306 | Sunk by U-266 |
| Gudvor (1928) | Norway | 2,280 | Joined Ex-Iceland 26 Apr |
| Harbury (1933) | United Kingdom | 5,081 | Sunk by U-628 |
| Harperley (1930) | United Kingdom | 4,586 | Sunk by U-264 |
| HMS Impulsive | Royal Navy | | Escort 2 May - 3 May Support Group EG 3 |
| Isobel (1929) | Panama | 1,515 | Straggled, Notional date |
| Ivan Topic (1920) | Yugoslavia | 4,943 | |
| HMS Jed | Royal Navy | | Escort 6 May - 8 May River-class frigate Support Group EG 1 |
| HMS Loosestrife (K105) | Royal Navy | | Escort 22 Apr - 3 May Escort Group B7 |
| Lorient (1921) | United Kingdom | 4,737 | Straggled, Sunk by U-125 |
| Losada (1921) | United Kingdom | 6,520 | |
| Mano (1925) | United Kingdom | 1,418 | |
| McKeesport (1919) | United States | 6,198 | Sunk by U-258 |
| Merton (1941) | United Kingdom | 7,150 | |
| Modlin (1906) | Poland | 3,569 | Returned. Boiler defects |
| Nicolas (1910) | Greece | 4,540 | |
| North Britain (1940) | United Kingdom | 4,635 | Straggled, Sunk by U-707 |
| HMS Offa (G29) | Royal Navy | | Escort 2 May - 6 May Support Group EG 3 |
| Omega (1912) | United Kingdom | 3,788 | |
| HMS Oribi (G66) | Royal Navy | | Escort 29 Apr - 6 May Support Group EG 3 |
| Ottinge (1940) | United Kingdom | 2,870 | |
| HMS Panther (G41) | Royal Navy | | Escort 2 May - 3 May Support Group EG 3 |
| HMS Pelican | Royal Navy | | Escort 6 May - 8 May Support Group EG 1 |
| Penhale (1924) | United Kingdom | 4,071 | Straggled and arrived Reykjavik |
| HMS Penn (G77) | Royal Navy | | Escort 2 May - 3 May Support Group EG 3 |
| HMS Pink (K137) | Royal Navy | | Escort 22 Apr - 3 May Escort Group B7 |
| Rena (1924) | Norway | 5,242 | |
| Sapelo (1919) | United States | 5,422 | Joined Ex-Iceland 26 Apr |
| Selvistan (1924) | United Kingdom | 5,136 | Sunk by U-266 |
| HMS Sennen (Y21) | Royal Navy | | Escort 6 May - 8 May Support Group EG 1 |
| HMS Snowflake (K211) | Royal Navy | | Escort 22 Apr - 7 May Escort Group B7 |
| HMS Spey (K246) | Royal Navy | | Escort 6 May - 8 May Support Group EG 1 |
| HMS Sunflower (K41) | Royal Navy | | Escort 22 Apr - 3 May Escort Group B7 |
| HMS Tay (K232) | Royal Navy | | Escort 22 Apr - 7 May Escort Group B7 |
| Temple Arch (1940) | United Kingdom | 5,138 | |
| USS Tarazed (AF-13) (1931) | United States | 6,963 | Joined Ex-Iceland 26 Apr |
| HMS Vidette (D48) | Royal Navy | | Escort 26 Apr - 3 May Escort Group B7 |
| HMS Wear (K230) | Royal Navy | | Escort 6 May - 8 May Support Group EG 1 |
| Wentworth (1919) | United Kingdom | 5,212 | Sunk By U-358 & HMS Loosestrife |
| West Madaket (1918) | United States | 5,565 | Sunk by U-584 |
| West Maximus (1919) | United States | 5,561 | Sunk by U-264 |
| Yearby (1929) | United Kingdom | 5,666 | |

## Axis forces

| U-boat | Type | Patrol | Sailed from | Gruppe Specht | Gruppe Amsel | Gruppe Star | Gruppe Amsel I | Gruppe Amsel II | Gruppe Fink | Notes |
| U-107 | IXB | 9th | Lorient 24 April | | | | 3 May | | | attacked by convoy escort 6 May; returned to Lorient 26 May |
| U-125 | IXC | 7th | Lorient 13 April | 19 April | | | | | 4 May | torpedoed one ship 4 May; sunk by convoy escort 6 May |
| U-168 | IXC40 | 1st | Kiel 9 March | 19 April | | | | | 4 May | shadowed convoy 5 May; returned to Lorient 18 May |
| U-192 | IXC40 | 1st | Kiel 13 April | | | 27 April | | | 4 May | sunk by convoy escort 6 May |
| U-209 | VIIC | 7th | Kiel 6 April | | | 27 April | | | 4 May | damaged by bomber 1800 4 May; and sank about 7 May |
| U-223 | VIIC | 2nd | Saint-Nazaire 15 April | | 22 April | | | 3 May | | lightly damaged by convoy escort 5 May; returned to Saint-Nazaire 24 May |
| U-226 | VIIC | 2nd | Lorient 10 April | 19 April | | | | | 4 May | lightly damaged by convoy escort; returned to Saint-Nazaire 17 May |
| U-231 | VIIC | 1st | Kiel 13 April | | | 27 April | | | 4 May | attacked by convoy escort 5 May; returned to La Pallice 31 May |
| U-258 | VIIC | 4th | La Pallice 1 April | | | 27 April | | | 4 May | torpedoed one ship 0730 29 April; sunk by bomber 20 May |
| U-260 | VIIC | 3rd | Saint-Nazaire 12 March | 19 April | | | | | 4 May | attacked by convoy escort 5 May; returned to Saint-Nazaire 22 May |
| U-264 | VIIC | 3rd | Saint-Nazaire 8 April | 19 April | | | | | 4 May | torpedoed three ships on 5 May; returned to Lorient 1 June |
| U-266 | VIIC | 2nd | Saint-Nazaire 14 April | | 22 April | | | 3 May | | torpedoed three ships and lightly damaged by convoy escort 5 May; sunk by bomber 15 May |
| U-267 | VIIC | 2nd | Saint-Nazaire 23 March | | | | | | | lightly damaged by convoy escort; returned to Saint-Nazaire 21 May |
| U-270 | VIIC | 1st | Kiel 23 March | 19 April | | | | | 4 May | heavily damaged by convoy escort 5 May; returned to Saint-Nazaire 15 May |
| U-358 | VIIC | 2nd | Saint-Nazaire 11 April | 19 April | | | | | 4 May | torpedoed two ships on 5 May and heavily damaged by convoy escort; returned to Saint-Nazaire 15 May |
| U-377 | VIIC | 9th | Brest 15 April | | 22 April | | | 3 May | | returned to Brest 7 June |
| U-378 | VIIC | 7th | Trondheim 12 April | | | 27 April | | | 4 May | shadowed convoy 28 April and 5 May; returned to La Pallice 4 June |
| U-381 | VIIC | 3rd | Saint-Nazaire 31 March | | | 27 April | | | 4 May | shadowed convoy 30 April; sunk 21 May |
| U-383 | VIIC | 3rd | Brest 17 April | | 22 April | | | 3 May | | returned to Brest 25 May |
| U-386 | VIIC | 1st | Kiel 15 April | | | 27 April | | | | heavily damaged by convoy escorts 28/29 April; returned to Saint-Nazaire 11 May |
| U-402 | VIIC | 7th | La Pallice 22 April | | | | 3 May | | | returned to La Pallice 26 May |
| U-413 | VIIC | 3rd | Brest 30 March | | | 27 April | | | 4 May | lightly damaged by convoy escort 5 May; returned to Brest 13 June |
| U-438 | VIIC | 4th | Brest 31 March | 19 April | | | | | 4 May | damaged by bomber 2045 4 May; sunk by Support Group 1 on 6 May |
| U-504 | IXC | 6th | Lorient 21 April | | | | 3 May | | | returned to Bordeaux 29 May |
| U-514 | IXC | 3rd | Lorient 15 April | 19 April | | | | | 4 May | lightly damaged by convoy escort 5 May; returned to Lorient 22 May |
| U-528 | IXC40 | 1st | Kiel 15 April | | | 27 April | | | | heavily damaged by convoy escorts 28/29 April; sunk by bomber 11 May |
| U-531 | IXC40 | 1st | Kiel 13 April | | | 27 April | | | 4 May | sunk by convoy escort 5 May |
| U-532 | IXC40 | 1st | Kiel 25 March | | | 27 April | | | | heavily damaged by convoy escorts 29 April; returned to Lorient 15 May |
| U-533 | IXC40 | 1st | Kiel 15 April | | | 27 April | | | 4 May | lightly damaged by convoy escort 6 May; returned Lorient 24 May |
| U-552 | VIIC | 12th | Saint-Nazaire 4 April | | | 27 April | | | 4 May | returned to Saint-Nazaire 13 June |
| U-575 | VIIC | 8th | Saint-Nazaire 22 April | | | | 3 May | | | lightly damaged by convoy escort 5 May; returned to Saint-Nazaire 11 June |
| U-584 | VIIC | 9th | Brest 23 March | 19 April | | | | | 4 May | torpedoed one ship 5 May; returned to Brest 24 May |
| U-614 | VIIC | 2nd | Saint-Nazaire 12 April | 19 April | | | | | 4 May | returned to Saint-Nazaire 24 May |
| U-621 | VIIC | 4th | Brest 22 April | | | | 3 May | | | attacked by convoy escort 5 May; returned to Brest 3 June |
| U-628 | VIIC | 3rd | Brest 8 April | 19 April | | | | | 4 May | torpedoed two ships on 5 May; returned to Brest 19 May |
| U-630 | VIIC | 1st | Kiel 18 March | 19 April | | | | | 4 May | sunk by convoy escort 6 May |
| U-634 | VIIC | 2nd | Lorient 15 April | | 22 April | | | 3 May | | lightly damaged by convoy escort 5 May; returned to Brest 23 May |
| U-638 | VIIC | 2nd | La Pallice 20 April | | | | 3 May | | | torpedoed one ship and sunk by convoy escort 5 May |
| U-648 | VIIC | 1st | Kiel 3 April | | | 27 April | | | 4 May | heavily damaged by convoy escort 5 May; returned to Brest 19 May |
| U-650 | VIIC | 1st | Bergen 10 April | | | 27 April | | | 4 May | found convoy 0900 28 April; launched torpedoes 28 April; damaged by 1st Support Group 6 May; returned to Saint-Nazaire 28 June |
| U-662 | VIIC | 3rd | Saint-Nazaire 23 March | 19 April | | | | | 4 May | attacked by convoy escort 5 May; returned to Saint-Nazaire 19 May |
| U-707 | VIIC | 2nd | Saint-Nazaire 12 April | 19 April | | | | | 4 May | torpedoed one ship 5 May and damaged by convoy escort; returned to Bordeaux 31 May |
| U-710 | VIIC | 1st | Kiel 15 April | | | | | | | sunk by bomber 1730 24 April |
| U-732 | VIIC | 1st | Kiel 8 April | 19 April | | | | | 4 May | heavily damaged by convoy escort 5 May; returned to Brest 15 May |
| U-952 | VIIC | 1st | Bergen 22 April | | | | | | | returned to Bordeaux 31 May |
| U-954 | VIIC | 1st | Kiel 8 April | | | 27 April | | | 4 May | attacked by convoy escort 6 May; sunk 19 May while attacking convoy SC 130 |