1. Kaskaskia Biological Station Illinois Natural History University of Illinois at Urbana‐Champaign 1235 CR 21000 North Sullivan IL 61951 USA
2. Center for Fisheries, Aquaculture, and Aquatic Sciences Southern Illinois University‐Carbondale Life Science II Room 251 Carbondale IL 62901 USA
3. Department of Natural Resource Management South Dakota State University Brookings SD 57007 USA
4. Hubbs‐SeaWorld Research Institute 2595 Ingraham Street San Diego CA 92109 USA