Californian port (3,5)
I believe the answer is:
san diego
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">californian port</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for san diego that I've seen before include "Californian port" , "Californian resort" , "Southern California naval base" , "Calif. naval base" , "City of S. California" .)