Detectives are investigating two separate shooting incidents at Aitkenvale and Cranbrook this morning.
At 4am a number of projectiles were discharged near a licensed premises on Ross River Road.
No person was injured as a result of this incident.
At 4.20am a single projectile was discharged towards a residence on Undara Avenue in Cranbrook.
The occupants were home at the time, but were not injured.
Police are appealing for anyone in the local area who noticed any suspicious activity, or who may have CCTV or dashcam vision to contact them.
Investigations are continuing.
If you have information for police, contact Policelink on 131 444 or provide information using the online form 24hrs per day.
You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, by calling 1800 333 000 or via crimestoppersqld.com.au 24hrs per day.