 For the next nine months, the tender alternated between Bermuda and New London, supporting submarine patrols along the Caribbean-Bermuda-New England shipping lanes and assisting antisubmarine training for American destroyers.On 3 September 1942, "Beaver" and six submarines formed SubRon 50 at New London, a special unit intended for Operation "Torch" — the planned November landings in French North Africa.In October, while five of her submarines sailed with Task Group 34.11 (TG 34.11) for operations off North Africa, Beaver joined convoy HX 212, bound for the United Kingdom.