
Vescovo says he also brought up the concerns with longtime friend Harding. Related: 'Titan' Sub Passengers 'Died Instantly' in Implosion, Expert Says: 'Terrible, Tragic Thing' "And if something bad did happen, that he would potentially be there to help.”

"But I believe that PH truly loved diving Titanic, and sharing that site with others, and that he believed he might, by working with OceanGate, potentially help them mitigate some of the risks that they were taking on," Vescovo adds. “And PH and myself and others spoke to Stockton Rush about this."

And that it was only a matter of time before there was a potential loss of life incident,” Vescovo says. “It was widely acknowledged that the OceanGate submersible had inherent technological risks that made many of us think it was very unsafe. Vescovo shares that Nargeolet knew there were risks with the OceanGate submersible, which is likely why he wanted to work with them. Titanic’ Thought Expedition Would Be ‘Another Exciting Trip’ Related: Stepson of ‘Titan’ Sub Victim Known as ‘Mr. There are many former crew members who will raise a glass at sunset for a fond shipmate now at rest.” PH loved being at sea, and lived for being part of a well-oiled team. He considered each expedition a chance to explore, and each expedition team his ’sea family’. He adds, “That relationship brought us together for the successful search for AirFrance 447. “We have sailed to Titanic together three times, and he was a key part of my team (Safety Auditor/Advisor) for the year long ‘Five Deeps Expedition.” “I had the privilege to work and sail with PH Nargeolet for over 20 years,” McCallum tells PEOPLE. Rob McCallum, another one of the world’s most accomplished deep-sea explorers who also worked on the Five Deeps Expedition, agrees that Nargeolet was one of the finest people he’d ever sailed with.
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Never miss a story - sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from celebrity news to compelling human interest stories. So PH was deeply involved in helping me validate the safety of my diving system." “I hired him as my chief technical advisor, and later as safety officer on my expedition. "I was able to get the best people in the planet to design, build and operate the submersible system, including PH,” Vescovo says of Nargeolet. The pair worked closely together on Vescovo’s Five Deeps Expedition, where Vescovo traveled to the deepest parts of all five oceans - the only explorer in the world to ever have done so.

Related: Loved Ones of 5 'Titan' Submersible Victims Pay Tribute: 'We Are United in Grief' "He was the kind of Frenchman that you see in the movies, where risk was just something you accepted with a glass of nice Bordeaux.” He did many, many dangerous things, including removing unexploded ordinance from the sea floor left from World War II, but he handled these missions with such a French “Je ne sais quois,” type of attitude," Vescovo adds. "He was an extremely accomplished diver and submersible operator. But he was so friendly and accepting of everyone. “It’s very strange for me to be talking about him in the past tense. “Paul-Henri Nargeolet was such a charming soul,” Vescovo tells PEOPLE of the French explorer. Renowned explorer Victor Vescovo, the only deep sea explorer to have reached the depths of all five oceans, is mourning the loss of his friends Paul-Henri Nargeolet and Hamish Harding, who were victims of the Titan submersible implosion. Getty (2) Paul-Henri Nargeolet and Hamish Harding
