The BOWS Marathon Swim is hosted by the Bay Open Water Swimmers at Black Rock Yacht Club, Victoria.

Swimmer’s can choose from four swim distances; a 2.5km, 5km, 7.5km or 10km around the buoys open water swim.

There is both a wetsuit and non-wetsuit category for all distances.

This event can be used as a qualifier for other events if you are swimming in the non-wetsuit category.