Mr Wallendorf's wife, Victoria, told the hearing they had been separated.

Victoria College in Belfast is to provide magnetic pouches to its 900 pupils that they will have to put their mobile phones in during the school day.

Police said the side of Victoria Bridge in the Torry area, where they were last seen, contained many commercial and industrial units and searches are ongoing there.

Brian Rooney, 35, suffered a heart attack outside the Royal Victoria Hospital's emergency department after his bowel had perforated at home.

He was taken to the Royal Victoria Hospital in Belfast but later died from his injuries.