Police continue to investigate the circumstances surrounding the death of a 27-year-old man and the aggravated robbery at the Hobart waterfront about 10pm on Monday night.

Police would like to speak to the community-minded member of the public (pictured), who located a mobile phone which was later handed into police on Monday evening.

Apart from thanking this member of the community investigators believe this person can assist with the ongoing investigation.

Contact can be made with Hobart CIB on 131 444 or report to Crime Stoppers Tasmania via www.crimestopperstas.com.au. You can do so anonymously.