Geo Bay Swim (Geographe Bay, WA)

Take on a marathon swim in one of Western Australia’s most picturesque bays. The Geo Bay Swim is a 20 km crossing in sheltered waters near Dunsborough. With options for solos, duos, and teams, it’s accessible to a wide range of swimmers.

·       Distance & Timing: 20 km; next event 15 November 2025.

·       Special Features: Clear waters, team formats, relaxed beachside atmosphere.

·       How to Enter: Registration and race info via the Geo Bay Swim.