Factual Summary
A pilot attempted to take off from an off-airport landing site during the hours of dusk. The airplane had previously landed at that location. During the takeoff roll, the tail lifted off the ground, and then the airplane lifted off prematurely.
Sequence of Events
After becoming airborne, the airplane drifted to the right. Subsequently, the left wing struck muskeg, and the airplane settled into brush.
Pilot Statement
The pilot stated that he tried to stop the drift by applying full left rudder and full left aileron. He also stated that he felt the airplane's right wing had stalled.