Darmody, a fishing enthusiast, was last seen я╗┐at 3.30pm yesterday at the Kennedy River at Rinyirru (Lakefield) National Park, about 340 kilometres north-west of Cairns.
Aя╗┐ desperate search operation is currently under way but has so far returned no trace.
9News understands Darmody, from Laura, was я╗┐fishing with a friend at the time of his disappearance.
His friend reported his absence to authorities and described hearing a “splashing sound” at the time of the disappearance, according to reports. я╗┐
Police, volunteers from the Queensland State Emergency Service and a Rescue 510 helicopter crew, led searches yesterday evening and at first light this morning.
Department of Environment and Science wildlife officers were assisting with the search.