Shark attack, 1987-12-17 (Unprovoked)
Location: Palm Beach, Palm Beach County, Florida, USA
Time: 13h00
Activity: Surfing
Victim: Timothy Knipper (M, age 16)
Injury: Left calf bitten
Fatal: N
Species: 1.8 m [6'] blacktip shark
Source: D. Filkins, Miami Herald, 12/18/1987, page 1PB; St. Petersburg Times, 12/18/1987