Freight trains have killed more than 100 Norwegian reindeer in just three days.

Torstein Appfjell, a reindeer herder in Helgeland county, said it was "totally tragic" and "unprecedented" for so many reindeer to die in such a way.

He told the Associated Press a total of 106 reindeer have been killed since last Thursday.

More than 300 reindeer killed by lightning

The worst accident happened on Saturday, when 65 animals were mown down.

Mr Appfjell represents four families in the area with a total of around 2,000 reindeer.

He said at least 250 animals have been killed in train accidents over the last 12 months.

Norway's radioactive reindeer Show all 6 1 /6 Norway's radioactive reindeer Norway's radioactive reindeer There are more than 30,000 reindeer in Norway Although the Chernobyl nuclear power plant disaster in Ukraine happened nearly 30 years ago and more than a thousand miles from Norway, the country's reindeer are still suffering from increased radioactivity. Amos Chapple, RFE/RL Norway's radioactive reindeer A reindeer eats lichen When the disaster happened, larger areas of were covered by clouds of radioactive dust. When it rained or snowed in Norway that dust made its way into the landscape, contaminating everything it touched. Amos Chapple, RFE/RL Norway's radioactive reindeer Semi-domestic reindeer roam freely around Norway's rugged landscape Norway's reindeer feed on lichen, mushrooms and grass. The unusually high radioactivity observed in the reindeer is thought to be linked to this years' bumper crop of mushrooms. Aina Bye Norway's radioactive reindeer Sami heard the reindeer several times a year Norway's indigenous people, the Sami, are known for their reindeer herding. The animals provide a vital source of income for them. Amos Chapple, RFE/RL Norway's radioactive reindeer Reindeer meat is widely eaten in Norway Because of the unusually high radioactivity measured in the reindeer, many are not fit for human consumption and so have been released back into the wild. Aina Bye Norway's radioactive reindeer The legacy of Chenobyl The Sami people of Norway fear that it could be many years before the reindeer return to normal levels of radioactivity. Amos Chapple, RFE/RL