Finswimming has featured as a trend sport at the World Games since the inaugural 1981 World Games held in Santa Clara, California. Organization of World Games competition Participation is reserved for the best swimmers and the best relay teams. Confédération Mondiale des Activités Subaquatiques (CMAS), the international federation responsible for finswimming, selects participants on the basis of the CMAS World Ranking which is a listing of the best performing senior and junior men and women from the most recent Finswimming World Championships and the rounds of the annual World Cup. The eight best qualifying swimmers in the CMAS World Ranking are obligated to compete while other swimmers will be invited to participate. The final selection of swimmers is the responsibility of the CMAS Finswimming Commission with agreement from the CMAS Board of Directors. Each invited national federation may field no more than two swimmers per race and one relay team. A place in the relay is available for the World Games host if it chooses to field a team. As of November 2013, the program consists of qualifying and final races held over two days for the following techniques and distances for senior men and women: Apnoea swimming (AP) - 50m, Surface swimming (SF) - 100m, 200m, 400m and the 4 × 100 m relay. Medalists Men 50m surface 100m surface 200m surface 400m surface 800m surface 1500m surface 4x100m relay 4x200m relay 50m apnoea 100m immersion 400m immersion 50m bi-fins 100m bi-fins Women 50m surface 100m surface 200m surface 400m surface 800m surface 4x100m relay 4x200m relay 50m apnoea 100m immersion 400m immersion 50m bi-fins 100m bi-fins Medal table References External links World Games at Sports123 by Internet Archive CMAS Finswimming Championships Archive Sports at the World Games World Games