Have you seen Christopher Rowley?
Officers are concerned for his safety after he was reported missing from the Eastwood area.
He was last seen at around 11.45am on Friday 29 July 2016.
Christopher, 50, is described as white, of medium build and is around 5ft 10ins tall.
He is described as having a shaved head and has distinctive spider tattoos on his neck and hands. He was last seen wearing a black jacket, black jeans and black boots.
He is known to frequent the Shipley Park, Colliers Wood, Awsworth viaduct areas and Black Rock, in Cromford, Derbyshire.
If you have seen Christopher or have any information about his whereabouts, please contact Nottinghamshire Police on 101, quoting incident number 285 of 29 July.