The Campaign Narrative (Maritime) for July 41--Feb.43 page 128 details the night operations by .......
22/86 Sqns. Beauforts (mining-anti-shipping)
500 Sqn. Blenheims ( e-boats)
59/53 Sqns. Blenheims (armed recce.)
248 Sqn. Blenheims - Beaufighters (e-boats)
407 RCAF Hudsons (shipping-e-boats)
Operations Dec.9 1941 on p.144. These are 16 / 19 (Coastal Command) Groups depending on date. Didn't see any reference to minesweepers but at night (?).
Regards
Nick
https://www.raf.mod.uk/what-we-do/ou...february-1943/