1. U.S. Department of Agriculture-Agricultural Research Service, Environmentally Integrated Dairy Management Research Unit, 2615 Yellowstone Drive, Marshfield, WI, 54449, USA
2. Laboratory for Infectious Disease and the Environment, 2615 Yellowstone Drive, Marshfield, WI, 54449, USA
3. School of Freshwater Sciences, University of Wisconsin-Milwaukee, 600 E. Greenfield Ave., Milwaukee, WI, 53204, USA
4. Dept of Civil, Construction & Environmental Engineering, Marquette University, 1637 W Wisconsin Ave, Milwaukee WI, 53233, USA
5. Dept of Biological Sciences, Marquette University, 1428 W. Clybourn St., Milwaukee WI, 53233, USA