Why do Sharks swim in circles around you, before attacking? Two great white sharks, swimming in the Pacific Ocean, spied the survivors of a cruise ship, that had struck a reef and sunk. "Follow me, son." the father shark said to the son shark, and they swam over to the mass of bobbing survivors from the ship. "First we swim around them a few times with only the tips of our fins showing." And then the sharks did. "Well done, son! Now we swim around them a few more times, with all of our fin... Sign in to see full entry.