"U.S. Fish and Wildlife Service - Midwest Region" "U.S. Fish and Wildlife Service - Midwest Region" Female Sturgeon can live 150 years Sturgeon numbers are reportedly increasing "U.S. Fish and Wildlife Service - Midwest Region" http://www.fws.gov/midwest/sturgeon/biology.htm report from the USFWS "U.S. Fish and Wildlife Service - Midwest Region" Great Lakes Lake Sturgeon Website "U.S. Fish and Wildlife Service - Midwest Region" US Fish and Wildlife Service US Fish and Wildlife Service