While a dive instructor in the Bahamas he found his motivation to capture the beauty of the sea and everything in it.
Commercial dive instructors will use similar equipment to commercial divers in the course of their work.
He used to be a dive instructor, he says, but he hasn't spoken English for a long time.
Dinah went on to become the first New Guinean to become a full dive instructor and a noted underwater photographer in her own right.
The $79 cost for 90 minutes includes underwater time with a certified dive instructor, a photo of the child in full scuba gear and post-dive hot chocolate.
He tells me he wants to be a dive instructor when he grows up.
We are dive instructors who live and work on Koh Tao, a small island in Thailand.
He also works on the side as a dive instructor and a National Ski Patrol alpine patroller.
However, if you want to go all the way up to become a dive instructor you want to stick to one organisation.
As they cleared the no-wake area outside the marina the dive instructor called down to the deck from the fly-bridge.