Police have advised the public not to approach a 27-year-old missing man.
Detectives said Ryan McNamara could assist them with an inquiry into an investigation, and said he may be living in the Lynwood area.
Police have warned not to approach him as they believe he may be armed with a firearm.
Mr McNamara is dark-skinned with a medium build, about 172 cenitmetres tall, with brown hair and brown eyes.
Anyone who sees Mr McNamara is advised call police immediately on 131 444.