POLICE are appealing for public assistance to help locate missing teenager Shianne Moore.

The 14-year-old was last seen in Wonthaggi on September 29 and is known to frequent the Drouin area.

She is described as 165cm tall with a thin build and long brown and red hair.

Police and family have concerns for her welfare due to her age.

Anyone with information about Shianne is asked to contact Wonthaggi Police Station on 5671 4100.