An active cave diver since 1973, John has been able to follow his passion in many caves throughout the world.

As a member on numerous cave diving explorations, including two National Geographic expeditions, John has lent his experience & resources in providing specialised equipment & dive support to his fellow Wetmules and friends.

A Hall of Fame & Life member inductee, John has 45 years with the CDAA and has served on its various management committees.  

An early proponent of rebreather diving, John has a vast experience with many rebreathers including the now popular sidemount configurations.

John is still an active diving Instructor, and recently rewarded by Latrobe University, Victoria, and also, the Technical Diving Organisation, OZTek, for his - “Outstanding Services Award to Scuba Diving” and lifetime achievements.

Presentation topic - "Pearse Resurgence 2020 – Back to the Crack"