Nummer: 14912b
| Area : | Western Area |
| Sea area : | North Atlantic |
| Date of attack : | 08.02.1943 |
| Time of attack : | 07:58 |
| Nationality of U-boat : | German |
| U-boat : | U 521 |
| Commander : | Bargsten |
| Grid : | DH 6863 |
| presumed target type : | Corvette |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | Gibr.2 |
| Date of observation : | 08.02.1943 |
| Nationality of target : | British |
| Actual type of target : | Armed Trawler |
| Name of target : | Bredon (T.223) |
| Year of launch : | 1941 |
| Actual tonnage : | 750 BRT |
| Actual result : | sunk |
| Position of target : | 29.49n 14.05w |
| Footnote : | U-521 observed two fire columns on a tanker which sank in 2:00 min. - "Bredon" was hit by a spread fired against the tanker. |
| related attacks : | Angriff 1 Angriff 2 |
| Convoy : | Gibr.2 |
| Route of convoy : | Canarian Islands - Gibraltar |
| Remark to convoy : | Since Jan 1943, coastal convois |