Ashleigh Gentle, a 10-time consecutive winner, will prioritize her T100 title push and miss the Noosa Triathlon.
Freshly minted world champion Matthew Hauser will headline the event after a scheduling conflict ended Gentle's decade-long winning streak.
Australia's 15-year world championship drought has ended with Hauser's win.
Hauser will participate in the 1.5km swim, 40km cycle, and 10km victory lap at the 42nd Noosa staging.
Author's summary: Hauser headlines Noosa Triathlon after Gentle's withdrawal.