Longest continuous immersion [Openwater | Hooka]
Last updated: August 27, 2017 at 1:12 am
10 days (240 hours) – Progetto Abissi 2005 (The House at the Bottom of the Sea) – Stefano Barbaresi, Stefania Mensa (Italy), Ponza, Italy, September 17, 2005. Maximum depth: 8 m (26.4 ft). Total decompression time: 6 hours and 40. The two divers spent 240 hours on a platform anchored to the sea floor equipped with beds, exercise machines, a television, and a table and chairs. Every 5 to 6 hours, the divers were allowed to enter a dive bell where they could change, eat or use the toilet.
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Jeffrey Gallant is the Editor-in-Chief and Records Keeper of the Diving Almanac. He is also a contributing editor of DIVER Magazine, and the scientific director of the Greenland Shark and Elasmobranch Education and Research Group (GEERG). Jeffrey started diving in 1982.