wa's big ocean relay 2027 Saturday 13 March 2027 North Cottesloe Beach click here to register Saturday, 13 March 2027at North Cottesloe Beach This all-ages (9+) community team swim is set for Saturday, 13 March 2027 at North Cottesloe BeachThis event will feature a 4x500m and 4x1km Relay, with teams entering across Male, Female, or Mixed Team categories. Details & Overview Pre Event Information This all-ages (9+) community team swim is set for Saturday, 13 March 2027, at North Cottesloe Beach.For further event information, please click here. COME SWIM WITH US