Police are appealing for public assistance to locate a teenage boy missing from Lismore.

Oskar Michel Massey, aged 16, was last seen in the Lismore CBD at about 11am yesterday (Monday 2 September 2024).

When he could not be located or contacted, officers attached to Richmond Police District were notified and commenced inquiries into his whereabouts.

Police and family hold serious concerns for his welfare.

He is described as being of Caucasian appearance, about 170cm, of slim build, with short blonde hair.

Oskar was last seen wearing a t-shirt, pale blue jeans and white sneakers and was carrying a green hiking-style backpack.

He is known to hitchhike and frequents the Mullumbimby and Wollongong areas.

Anyone with information into his whereabouts is urged to call Richmond Police District or Crime Stoppers on 1800 333 000.

Anyone with information about this incident is urged to contact Crime Stoppers: 1800 333 000 or https://nsw.crimestoppers.com.au. Information is treated in strict confidence. The public is reminded not to report information via NSW Police social media pages.