▁Lö wen her z ▁( 4 – 1 0 ▁April ▁ 1 9 4 3 ) ▁▁ ▁L er che ▁( 1 0 – 1 6 ▁April ▁ 1 9 4 3 ) ▁▁ ▁Spe cht ▁( 2 1 ▁April ▁- ▁ 4 ▁May ▁ 1 9 4 3 ) ▁▁ ▁F ink ▁( 4 – 5 ▁May ▁ 1 9 4 3 ) ▁▁ ▁Le uth en ▁( 1 5 – 2 3 ▁September ▁ 1 9 4 3 ) ▁▁ ▁B ork um ▁( 1 8 ▁December ▁ 1 9 4 3 ▁- ▁ 3 ▁January ▁ 1 9 4 4 ) ▁▁ ▁B ork um ▁ 1 ▁( 3 – 6 ▁January ▁ 1 9 4 4 ) ▁ ▁Sum mary ▁of ▁ra iding ▁history ▁ ▁References ▁ ▁Notes ▁ ▁Cit ations ▁ ▁Bibli ography ▁ ▁External ▁links ▁ ▁Category : World ▁War ▁II ▁sub mar ines ▁of ▁Germany ▁Category : G erman ▁Type ▁VII C ▁sub mar ines ▁Category : U - bo ats ▁commission ed ▁in ▁ 1 9 4 2 ▁Category : 1 9 4 2 ▁ships ▁Category : Sh ips ▁built ▁in ▁Bre men ▁( state ) ▁Category : U - bo ats ▁s unk ▁by ▁Australian ▁aircraft ▁Category : Sh ips ▁s unk ▁with ▁no ▁fatal ities ▁Category : U - bo ats ▁s unk ▁in ▁ 1 9 4 4 ▁Category : World ▁War ▁II ▁ship w re cks ▁in ▁the ▁Atlantic ▁Ocean ▁Category : Mar itime ▁inc idents ▁in ▁August ▁ 1 9