McCain was awarded the Silver Star for this patrol, for "conspicuous gallantry and intrepidity in action, as Commanding Officer of a submarine in enemy Japanese-controlled waters .. [and] bravery under fire and aggressive fighting spirit."[REF]
During the May 1944 U.S. air strike on Surabaya, Gunnel lay off Tawi Tawi in company with Robert Olsen's , but McCain managed no attacks on Japanese ships.