1. Aquatic Animal Health Laboratory Michigan State University East Lansing Michigan USA
2. Department of Fisheries and Wildlife, College of Agriculture and Natural Resources Michigan State University East Lansing Michigan USA
3. Department of Pathobiology and Diagnostic Investigation, College of Veterinary Medicine Michigan State University East Lansing Michigan USA
4. Department of Fisheries and Wildlife, Quantitative Fisheries Center Michigan State University East Lansing Michigan USA
5. Western Center for Food Safety University of California–Davis Davis California USA
6. U.S. Department of Agriculture, Agricultural Research Service, Aquatic Animal Health Research Unit Auburn Alabama USA
7. Department of Pathobiology and Population Medicine, College of Veterinary Medicine, Thad Cochran National Warmwater Aquaculture Center Mississippi State University Stoneville Mississippi USA
8. U.S. Department of Agriculture, Agricultural Research Service, National Center for Cool and Cold Water Aquaculture Kearneysville West Virginia USA
9. Utah Division of Wildlife Resources, Fisheries Experiment Station Logan Utah USA