The Fremantle Ports Swim Thru at South Beach, Fremantle, WA was the first swim open water swim event in Western Australia, dating back to 1922.

The event is organised by the Fremantle Masters and is a part of the WOW Swim Series.

Swimmers can choose from three swim distances; a 250m, 1.6km & 3.5km ocean swim in an around-the-buoys course format.

WOW Swim Series

The WOW Swim Series is a community swim series for all and offers a range of distances to suit everybody. WOW, open water swims are designed for swimmers of all ages and abilities to be able to experience the thrill of open water swimming in a range of settings. WOW likes to encourage participation in the community-hosted events as not a competition but rather part of a healthy lifestyle.