Ussbowfinsubmarine museum park the ussbowfinsubmarine was launched december 7 1942 one year exactly after the attack on pearl harbor and was nicknamed the pearl harbor avenger credited for sinking 44 major ships on nine war patrols the ussbowfin became one of the most decorated submarines of world war ii visitors first discover the largest submarine museum in the pacific and take a self guided audio tour on the history of undersea warfare beginning with the first submarines ever