Freediver Stig Åvall Severinsen holds his breath in a tropical shark tank, at Kattegatcentret in Grenaa, northern Jutland in Denmark, Thursday, April 1, 2010. Severinsen managed 20 minutes and 10 seconds which is a new Guinness World Record. Stig was breathing 100% pure oxygen for 12 minutes before the dive. When breathing air (21% oxygen) Stig can hold his breath for 8 Minutes and 40 seconds.
Camera above water: Nikon D60, Lens: Nikon 18-200. Flash: SB400
Camera under water: Nikon D300, Lenses: Tokina 10-17mm FE and Nikon 12-24mm. Housing: Sea&Sea, Flash: 2 x YS110a.