MINNEAPOLIS (WCCO) – The Fond du Lac Tribal Police are asking for the public’s help in locating a missing vulnerable man.

According to the Fond du Lac Tribal Police, 34-year-old Joseph Leo Zac was last heard from on Monday, Dec. 7, 2015. He was at his residence.

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Zac is described as a being 6’0″ and 325 pounds. He has dark colored hair, a full beard and brown eyes.

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(credit: Fond du Lac Tribal Police Department)

(credit: Fond du Lac Tribal Police Department)

Authorities said Zac is a vulnerable adult and they are concerned for his welfare.

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Anyone with information is asked to call the Fond du Lac Tribal Police Department at 218-878-8040.