Shark attack, 1992-08-17 (Provoked)
Location: Manalapan, Palm Beach County, Florida, USA
Activity: Snorkeling
Victim: Rod Duguid (M, age 26)
Injury: Grabbed metal leader to shark, shark clamped on  & bit  left bicep PROVOKED INCIDENT
Fatal: N
Species: Nurse shark, 3', 20-lb 
Source: J.A. Plunkett, Miami Herald, 8/19/1992, p.1B