Pilot in command had his head up and locked.
Fortunately none was serious injured. The pilot had time and multiple opportunities to prevent the deliberate crash. He had plenty of time to stop the aircraft before it hit the bank.
Crash
Done rapidly or urgently and involving a concentrated effort.
“a crash course in Italian”
Accident
An unfortunate incident that happens unexpectedly and unintentionally, typically resulting in damage or injury.
Incident
An unexpected and usually unpleasant thing that happens.
Author: Chris Klint NTSB: Floatplane crashed into shore on takeoff south of Iliamna