- 2e2 Underwater Cycling Challenge
- 22 people
- Guernsey (Havelet Bay)
The race is held annually. Its original name was: SeaGuernsey Cycle Soumarine.
The 2005 winner, Simon Bradbury (UK), remained unbeaten with his time of 1 min 32 sec until the 2007 race, when Philip Eyre (UK) finished in 1 min 20 sec.