A man and a woman from Horten were skating on Östebosjöen when the accident happened, writes VG .
The emergency services were notified of the accident around 13.40 on Saturday morning. The police, four ambulances, two ambulance helicopters and the rescue service were in the exploration work.
Divers searched for the man for several hours. He was later found dead in the water.
The woman also fell through the ice, but she was rescued.
– The woman is transported to hospital. She was heavily cooled, says press spokesperson Thomas Fuxborg in the Police to Aftonbladet .
The relatives are notified of the incident.