Asked why he kept going for so long, he told Business Insider he made a vow after a failed attempt to chronicle the life of giant squid from being a juvenile, onwards.
"At the end of it all, camera thrown in my face, tears streaming, dreams destroyed, lifeless corpses of juvenile giant squid in the palm of my hand, I recall vowing to continue my insane quest until I achieved what I'd set out to do, or someone else did," he said.