Culture2016Australiahigh confidence

Mark Visser is a big wave surfer from the Sunshine Coast who underwent VO2max testing.

Notes on verification

Confirmed by multiple independent sources including a primary press release from the University of the Sunshine Coast, ABC News, SEN Sports, World Surf League, and Wikipedia, all consistent on Visser's identity and the VO2max testing event. [cascade flags: wikipedia_dropped_other_sources_exist | tier=silver indep_score=0.833 clusters=3 claim_tier=everyday | kind=empirical eligibility=high]

Sources