Campaspe Crime Investigation Unit detectives are appealing for information following an attempted armed robbery in Echuca last month.
It is understood the male offender entered a petrol station with a knife on Ogilvie Avenue about 5.45am on 23 May.
Investigators have been told the male threatened a shop attendant and demanded money, before fleeing the scene empty handed.
No one was physically injured.
Investigators have released CCTV and images of a male they believe may be able to assist with their investigation.
He is perceived to be Caucasian in appearance, aged in his mid to late teens, of medium build and approximately 160cm tall.
The male was seen wearing a grey and black speckled hooded jumper, black tracksuit pants and black shoes.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au.
