Skull found in Sisters Creek more than 100 years old

Fisherman found skull last week

Published On: Mar 05 2013 10:39:34 AM EST

A human skull found last week in Sisters Creek was determined to be more than 100 years old, according to the Jacksonville Sheriff's Office.

Police said there will be no further investigative efforts.

Investigators said a man who was fishing contacted police last Wednesday after finding the skull.

Frank Risk told police he found the skull stuck in the mud.