No fatalities

J&J Ultralights Sea-Wing accident at Placida, FL, 22 Nov 2020

Placida, FL, United States

On November 22, 2020, a J&J Ultralights Sea-Wing was involved in an aviation accident near Placida, FL. No fatalities were reported. Investigators recorded the probable cause as: The pilot/owner’s improper preflight inspection of the weight-shift trike, which resulted in a loss of control at takeoff due to an improperly adjusted wingtip. This summary draws on records from NTSB; 2 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The pilot/owner’s improper preflight inspection of the weight-shift trike, which resulted in a loss of control at takeoff due to an improperly adjusted wingtip.

— NTSB Determination

Contributing factors

PilotInadequate inspection