to find the bases listen to the germans it get louder when your going in the right direction to take a picture press the follow camera button the press in the thumbstick to land on the carrier slow down then when you land brake and press down on both thumbsticks

i did i found 1 but u went side to side scanning every blasted inch of sand then came to more water (i think i might of accdebtly turrenned around) anyways at that piont i just got plian bord