Missing Aberdeenshire sea cliffs climber is senior teacher

Image source, Robert Gordon's College

Image caption, Owain Bristow went missing on Friday

A missing climber believed to have fallen from sea cliffs in Aberdeenshire is a senior teacher.

Owain Bristow, the head of biology at Robert Gordon's College in Aberdeen, went missing on Friday.

Police and coastguards using a drone and a helicopter have been leading the search. Aberdeen and Peterhead lifeboats have been combing the coast.

Robert Gordon's College is offering support to pupils.