These smaller craft become nearly airborn as the skim across the bay

Helicopters film the extreme action

These boats resemble the Formula One race cars, with an aerodynamic body and large engine

Thousands of spectators flock to the shores of Corio Bay to see the action

Smaller jet boats circle around Cunningham Pier

Close views of the watercraft can be achieved from around the Steampaket harbour

the sound from these machines is similar to jet aircraft

Noise and large sprays of water shoot from these extreme machines