Longest underwater distance without surfacing

Last updated: March 27, 2019 at 2:57 am

106 km (66 miles) — In 1977, Neal Watson (USA) swam without surfacing from Marathon (Florida Keys) to Miami in 19.5 hours.

Up from the deep twenty years ago, Neal Watson went where no scuba diver had gone before. Even more remarkable, he lived to tell about it. South Florida SunSentinel | October 9, 1988.

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