WASECA, Minn. (AP) - An ice fisherman has been found dead in his shanty on Clear Lake in Waseca, and authorities say carbon monoxide poisoning is to blame.

Authorities say 41-year-old William Blom of Austin was found by his father shortly after noon on Thursday.

His death is believed to be accidental.

The Ramsey County Medical Examiner's office says he died from carbon monoxide poisoning.