Police say the unexplained death of a man in Christchurch is “perplexing” as they call on the public for information to help shed light on how he might have died.

Officers were called to a residential address on Eastern Terrace in Beckenham at about 8.20am on Saturday where they found the man.

Police say the circumstances of the man’s death remain unclear and investigations are being carried out to determine what happened in the lead-up to the event.

They say they are particularly focused on tracing the man’s movements over the past two weeks.

“We are committed to establishing the full circumstances surrounding this man’s death,” Detective Senior Sergeant Daniel Overend said.

“This is a perplexing case and we are keeping an open mind as we work through a number of inquiries.”

As part of the investigation, police are conducting an area canvas of the Eastern Terrace neighbourhood.

Police have appealed to the public for any information that may assist and to identify anyone who may have seen or interacted with the man in recent weeks.

Anyone with information that could assist is urged to contact police on 105 or anonymously via Crime Stoppers on 0800 555 111, quoting the file number 251004/7850.