Bring props (balls, frisbees, drinks) as excuses for conversation/hanging out. Say hi to girls on the boardwalk and try to have some conversations that way. If you.
Guys use visual cues to gauge their attraction to women, and on a beach you just bear this in mind you'll have no problems picking up a woman at the beach.
Girls at the beach are usually relaxed and having fun already, which makes your job of Studies have shown that some breeds of dogs are better for picking up.