SG (RAdm Johannes von Karpf(GE)) light cruisers: Regensburg (F), Bremse, Brummer, Strassburg, Stralsund; attached minelayers: Arcona, Möwe VIII. TBF torpedo boats: (15. hf) T180, T193, T192, T195, T190, T189; (16. hf) torpedo boats: T178, T179, T176, T186 Airships: L65, L64, L63, L52, L61, L56, SL22 Submarines: thirty U-boats were assigned to this operation, in six patrol lines:[38] U-43, U-52, U-53, U-60, U-62, U-78, U-86, U-91, U-94, U-96, U-100, U-107, U-108, U-113, U-162, UB-64, UB-67, UB-80, UB-86, UB-87, UB-93, UB-96, UB-98, UB-116, UB-118, UB-121, UB-125, UB-126, UB-130, UB-131, UC-58.