A 62-year-old Key West man was found dead at Higgs Beach near the West Martello Tower about 3:45 p.m. Monday.
Good Samaritans at the beach were performing CPR on Jerry Earl Hickerson when Key West Police and paramedics were first to arrive.
Paramedics pronounced Hickerson dead at the scene shortly thereafter.
A female witness stated she arrived at the beach and saw a man, later identified as Hickerson, sleeping.
She attempted to wake him a short time later and discovered he was no longer sleeping.
The beachgoers started performing CPR and called 911.
No foul play is expected.
Autopsy results are pending.