Longest-running operational habitat
Last updated: September 29, 2017 at 23:10 pm
MarineLab Undersea Laboratory (Key Largo) is the longest running continuously operational habitat in the world, having been submerged since 1985. It was originally called the MEDUSA (Midshipmen Engineered and Designed Underwater Studies Apparatus). Depth: 8.23 m (27 ft).
Verified by Diving Almanac & Book of Records official
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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.