NTSB

Probable cause: The pilot’s selection of unsuitable terrain for landing, which resulted in a dynamic rollover.

Probable cause: The pilot’s failure to maintain directional control during the landing roll resulting in a ground loop.

Probable cause: The pilot’s selection of unsuitable terrain for landing, which led to both skis breaking through the ice while positioning the airplane after landing.

Probable cause: The failure of pilot to extend the landing gear during landing.

Probable cause: The pilot’s failure to maintain directional control during the landing roll on a wet surface.

Probable cause: The pilot receiving instruction’s failure to see and avoid an airplane holding short of the runway on the taxiway and the flight instructor’s lack of situational awareness.

Probable cause: The passenger’s gun becoming lodged in the flight controls during takeoff and his failure to remove it, which resulted in impact with terrain.

Probable cause: The pilot’s failure to maintain clearance from an elk while maneuvering at a low altitude.

Probable cause: The pilot’s selection of unsuitable terrain for landing, which resulted in a nose-over.