 For the remainder of February and into March New Jersey shelled targets along the DMZ . On 13 March the battleship departed the gunline bound for Subic Bay . She returned to action on 20 March , operating near Cam Ranh Bay in support of the Korean 9th Infantry Division . For the next week New Jersey patrolled the waters between Phan Thiet and Tuy Hoa , shelling targets of opportunity along the coast . On 28 March New Jersey took up station south of the DMZ to aid the 3rd Marine Division , remaining there until 1 April , whereupon New Jersey departed for Japan . During the battleship 's tour of duty along the gunline in Vietnam , New Jersey had fired 5 @,@ 688 rounds of 16 inch shells , and 14 @,@ 891 rounds of 5 @-@ inch shells . 
