Police probe death of Qld man during party

Sonia Kohlbacher

Detectives are investigating the death of a man who laid down to rest during a Mount Isa party and didn't wake up.

Aaron Nelson, 35, went to a Stanley Street gathering just before midnight on Monday, with early inquiries suggesting his death was not suspicious.

However police now say there were suspicious circumstances leading up to his death and are piecing together what happened.

Anyone with information or who has interacted Aaron from around December 23 last year are urged to contact police.