Police have launched a search for a man last seen with his bike four days ago who is feared missing in bushland. Officers launched an investigation after Christopher Deep, aged 36, was reported missing on Friday. Following inquiries police were able to establish that the Camperdown man was last seen with his bike at Loftus Railway Station about 12.25pm on Tuesday. It is believed he went for a ride in nearby bushland. Police, assisted by the police rescue unit, are on Saturday searching the Royal National Park at Loftus. Christopher is described as being of caucasian appearance, 180-185cm tall, 70-75kg, slim build, fair complexion, with short brown hair and brown eyes.