Police are currently coordinating a search for a diver who is missing near the Yongala dive site in the Coral Sea, Queensland Police say.
Around 6.45pm yesterday, police received information that a 68-year-old man left for a dive site on his own, but failed to return.
A marine search conducted by water police, Volunteer Marine Rescue and the Coastguard, and an aerial search conducted by a number of aircraft have so far failed to locate the man.
Around 8.45pm, a vessel was located at the dive site, however no persons were on board.
There is no further information available at this time.
Anyone with information which could assist with this matter should contact Crime Stoppers anonymously.