A teenager has suffered head, neck and back injuries after falling off her bike in an adventure race.
The Nelson Marlborough Rescue Helicopter airlifted the 18-year-old after she fell off her bike during a secondary schools competition.
Rescue helicopter pilot Tim Douglas Clifford said he and his team arrived at the Kaiteriteri Mountain Bike Park at about 7.45pm after the young woman took a "hard fall".
"She was a bit knocked around, the fall resulted in head, neck and back injuries."
Mr Clifford said she came off coming down the "jaws" track.
"We have picked a few up from there," he said.
She was competing in the GO-4-12 Youth Adventure Race is The Official New Zealand Secondary School Adventure Racing Championships.
The 12 hour race consists of mountain biking, running and navigation and kayaking.
Event co-coordinator Tanya Tait said the young woman was recovering well from her fall.
"She is still in hospital for observation."