Four people died in the Aug. 27, 2011 crash soon after takeoff near St-Ferdinand, Que., in the province’s region near .
The helicopter was bound for St-Nicolas, Que., near Quebec City. It was destroyed on impact, killing the pilot and three passengers.
The pilot and owner was , 65, from St-Nicolas. He died along with his wife, , 67, his son , 43, and his granddaughter, 8-year-old .
spokesman Jean-Marc said took off at night and had few visual references outside the helicopter. He said that could have left the pilot disoriented.
“When we’re in flight, there’s a three-dimensional environment which we’re not used to, and it can create some sensory conflicts and illusions that make spatial orientation difficult, especially at night,” said.