Marine Investigation Unit officers are investigating a boat fire in Altona last Thursday (Sep. 26).
Emergency services responded to reports of a boat engulfed in flames near the Altona beach boat ramp about 12.45pm.
The 11-metre cabin cruiser, believed to have been stolen from a Docklands marina, sustained extensive damage.
Circumstances surrounding the incident is yet to be established and the investigation into the incident is ongoing.
Anyone with any information or with dashcam/CCTV footage is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au