| Markgraf (Wolfpack of U boats) |
U 81 ![]() | U 82 ![]() |
U 84 ![]() | U 85 ![]() |
U 202 ![]() | U 207 ![]() |
U 432 ![]() | U 433 ![]() |
U 569 ![]() | U 652 ![]() |
U 38 ![]() | U 43 ![]() |
U 105 ![]() | U 501 ![]() |
| U boats reinforcements to attack the convoy |
U 372 ![]() | U 373 ![]() |
U 552 ![]() | U 572 ![]() |
U 575 ![]() |
| Hibbard (Escort Group 24) |
Skeena ![]() | Alberni ![]() |
Kenogami ![]() | Orillia ![]() |
| Prentice (Reinforcement for the convoy) |
Chambly ![]() | Moosejaw ![]() |
| HX 147 (Detached from the escort of the HX 147 to reinforce the SC 42) |
Gladiolus ![]() | Mimosa ![]() |
Wetaskiwin ![]() |
| 2nd Escort Group |
Douglas ![]() | Leamington ![]() |
Saladin ![]() | Skate ![]() |
Veteran ![]() |
| SC 42 |
Bestum ![]() | Baron Pentland ![]() |
Berury ![]() | Bulysses ![]() |
Empire Crossbill ![]() | Empire Springbuck ![]() |
Garm ![]() | Gypsum Queen ![]() |
Jedmoor ![]() | Muneric ![]() |
Randa ![]() | Sally Maersk ![]() |
Scania ![]() | Stonepool ![]() |
Tachee ![]() | Thistlegen ![]() |
Empire Hudson ![]() |