A five-year-old boy and four adults have suffered significant burns after a boat fire off Queensland's Stradbroke Island.
Authorities believe the boat went up in flames near Tipplers Beach around 10am.
Paramedics treated the boy, a man, and three women for serious burns sustained on the vessel.
The child was airlifted by helicopter to Lady Cilento Children's Hospital.
A 20-year-old woman and the man were also airlifted to Royal Brisbane and Women's Hospital.
The remaining 19-year-old woman and 26-year-old woman were taken to Gold Coast University Hospital and Royal Brisbane and Women's Hospital respectively.