▁the ▁U - bo at ▁to ▁cur tail ▁the ▁pat rol . ▁▁ 5 th ▁pat rol ▁The ▁sub marine ▁was ▁returning ▁to ▁base ▁after ▁being ▁attacked ▁and ▁badly ▁dam aged ▁by ▁a ▁V ick ers ▁Well ington ▁of ▁No . ▁ 1 7 2 ▁Squadron ▁R AF , ▁when ▁she ▁was ▁attacked ▁by ▁a ▁second ▁Fort ress , ▁this ▁time ▁from ▁ 5 3 ▁Squadron . ▁This ▁B - 1 7 ▁was ▁also ▁shot ▁down , ▁but ▁did ▁not ▁cause ▁any ▁further ▁damage ▁to ▁the ▁boat . ▁Among ▁the ▁cas ual ties ▁here ▁were ▁Bert ▁Peters , ▁a ▁former ▁Victor ian ▁Football ▁League ▁player . ▁▁ 6 th ▁pat rol ▁and ▁loss ▁U - 2 7 0 ▁depart ed ▁Lor ient ▁for ▁the ▁last ▁time ▁on ▁ 1 0 ▁August ▁ 1 9 4 4 . ▁In ▁the ▁Bay ▁of ▁B isc ay , ▁she ▁was ▁attacked ▁and ▁s unk ▁by ▁an ▁Australian ▁S under land ▁flying ▁boat ▁of ▁No . ▁ 4 6 1 ▁Squadron ▁RA AF ▁on ▁the ▁ 1 3 th . ▁ ▁There ▁were ▁no ▁death s ; ▁sevent y - one ▁men ▁surv ived . The ▁German ▁version ▁of ▁U ▁ 2 7 0 ▁reports ▁of ▁ 1 0 ▁men ▁dead ▁and ▁ 7 1 ▁surv ived ; ▁the ▁boat ▁was ▁over loaded ▁with ▁staff , ▁being ▁ev acu ated . U ▁ 2 7 0 ▁ ▁Wolf pack s ▁U - 2 7 0 ▁took ▁part ▁in ▁seven ▁w olf pack s , ▁namely . ▁