Players are sharks trying to eat the best-valued people swimming for the shore.On a player's turn, the player may move their shark up to two spaces and then attempt to eat a swimmer. A player must roll a d6 greater than the swimmer's value modified by ocean square. Rolling a 1 is always unsuccessful, and a 6 is always successful. If not eaten, the attacked swimmer will reach the shore. After attempting to eat a swimmer, a player moves one of the remaining swimmers closer to the shore.The game ends when there are no swimmers remaining in the water. - BoardGameGeek