DIARY: Kept 6.30-7.30 watch. Went aft for breakfast. On watch 9am when periscope of German submarine was sighted 50 yds away. Opened fire and fired 3 rounds but apparently did not sink her. Put out sweeps and exploded a mine. Cruised about all day off Lands end in search of submarine. Put into Mounts Bay. Saw Penzance and St Michael’s mount. Picked up convoy – Anglo American oil boat and proceeded to Bardsey. Relieved.
St Michael’s Mount: