Police are searching for a 26-year-old man, believed to have fallen off a boat, in Moreton Bay this afternoon.
Around 3.30pm, police were called to a small aluminium boat driving uncontrolled off Mud Island, near the Port of Brisbane.
No-one was on board.
Water police, Polair, Volunteer Marine Rescue and the Coast Guard have since commenced a search for a 26-year-old Brisbane man who they believe was onboard the boat.
The search continues.