Longest swim under ice - breath held (no fins, no diving suit)

According to Official Guinness Records,

Stig Åvall Severinsen (Denmark) swam 76.2 m (250 ft) under ice at Qordlortoq Lake (Lake 40) in Ammassalik Island, Sermersooq Municipality, East Greenland, Denmark, on 17 April 2013. The depth of the ice was between 80 and 100 cm (2.62 and 3.28 feet).

For a complete list of 2013 records, please visit 2013 Guinness Records in Denmark.

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