Human remains have been located during investigations into a house fire at Good Night, near Bundaberg, on Saturday April 11.
A Booyal Crossing Road property was fully engulfed around 9.15pm and a crime scene was subsequently declared.
A 75-year-old man and a 79-year-old woman who reside at the property remain unaccounted for.
Forensic examinations are underway to identify the human remains.
Investigations into the cause of the blaze are ongoing, and police are continuing to remove areas of the house to be able to access the scene safely.
Anyone with information or vision that may assist investigations is being urged to come forward.
If you have information for police, contact Policelink by providing information using the online suspicious activity form 24hrs per day at www.police.qld.gov.au/reporting.
Report crime information anonymously via Crime Stoppers. Call 1800 333 000 or report online at www.crimestoppersqld.com.au.