The woman who was hospitalised after suffering a "serious gunshot wound" on Sunday at Mourea remains in a critical condition.
A police cordon was put in place around The Happy Angler Store & Takeaway on Sunday morning. Outside the building was a grey four-door ute with its doors open and a back window that appeared to be smashed.
The owner of Happy Angler Store & Takeaway declined to comment while a police investigation was ongoing.
Detective Senior Sergeant Ryan Yardley said police were alerted to the incident on State Highway 33, Mourea at about 1.55am.
"On arrival, a woman was located with a serious gunshot wound," Yardley said in a statement. "There have been no arrests at this time."