Abstract: A rideable wave propelled watersport board having an embodiment in the form of a surfboard and another embodiment in the form of a body board. Each board has an elongated body member having a front end, a left side edge, a right side edge and a rear end. The bottom surface of the boards has a plurality of longitudinally spaced steps formed in the bottom surface of the rear sixty percent of the length of the body member. The steps each have a front edge, a rear edge, a front wall and a longitudinal length. One or more fins extend downwardly from the bottom surface of the body member for the surfboard embodiment. Elongated strake members extend downwardly from the bottom surface of the step members. Usually there is a pair of laterally spaced strakes on each step and these strakes are positioned adjacent the respective left and right edges of the body member.