▁German ▁positions ▁in ▁the ▁hills ▁around ▁Nar vik ▁until ▁May , ▁when ▁she ▁esc orted ▁a ▁tro op ▁con voy ▁to ▁Bod ø . ▁ ▁On ▁ 1 8 ▁May ▁ 1 9 4 0 ▁E ff ingham ▁was ▁lost ▁while ▁engaged ▁on ▁transport ▁esc ort ▁duties . ▁Tra vel ing ▁at ▁, ▁outside ▁the ▁Norwegian ▁Le ads ▁to ▁minim ise ▁the ▁risk ▁of ▁air ▁attack , ▁she ▁was ▁only ▁one ▁hour ▁away ▁from ▁her ▁destination ▁when ▁she ▁struck ▁a ▁large ▁rock ▁in ▁the ▁area ▁of ▁Bod ø ▁( B li ks v ær ), ▁in ▁the ▁F ax sen ▁Sho al , ▁near ▁Bod ø ▁( 2 0 ▁minutes ▁from ▁the ▁destination ), ▁between ▁B li ks v ær ▁and ▁Terra ▁islands . ▁The ▁rock ▁was ▁well ▁known ▁and ▁it ▁has ▁been ▁suggested ▁that ▁it ▁was ▁marked ▁on ▁the ▁ship ' s ▁charts , ▁but ▁when ▁the ▁navig ator ▁had ▁drawn ▁the ▁ship ' s ▁passage ▁onto ▁the ▁map , ▁his ▁p enc il ▁mark ▁had ▁obsc ured ▁the ▁obst acle ▁directly ▁in ▁the ▁ship ' s ▁path . ▁More ▁recent ▁research ▁by ▁former ▁Royal ▁Navy ▁Lieutenant - Comm ander ▁Richard ▁No el ▁John ▁Wright ▁has ▁shown ▁that ▁there ▁was ▁no ▁single ▁rock ▁but ▁an ▁entire ▁sho al , ▁which ▁was ▁not ▁marked ▁on ▁the ▁Royal ▁Navy ▁charts ▁in ▁use , ▁and ▁that ▁three ▁of ▁the ▁vessels ▁travel ing ▁together ▁struck ▁the ▁under se a ▁r idge ▁almost ▁simultaneously ▁( ). ▁No ▁one ▁was ▁killed ▁in ▁the ▁w reck , ▁which ▁was