Stakes were high, with the junior sailors vying for a top six finish to secure a place in the WA State Team.
The top positions were contested by the current national and runner-up national champions Dale Brett and Jayden Havelburg, sailing on Rhino-chaser, and Holly Hunt and Freyja Carlberg on Phantom.
In an unexpected gust Phantom capsized and was overtaken by the fleet.
Rhinochaser sailed across the line to claim victory, Phantom a close second.
New Flying Ant pair Caelin Winchcombe and John Clements on Predator kept the front-runners under constant pressure finishing third.
Brothers Chad and Dean Cowan on The Edge sailed consistentlyto fourth place.
The State team will fly to Melbourne in January to compete in the 2014 Flying Ant Australian Championships.