1. Department of Zoology and Physiology and Neuroscience Program; University of Wyoming; Department 3166, 1000 East University Avenue Laramie WY 80521 USA
2. Department of Biology and Ecology of Fishes; Leibniz-Institute of Freshwater Ecology and Inland Fisheries; Müggelseedamm 310 12587 Berlin Germany
3. Inland Fisheries Management Laboratory; Department for Crop and Animal Sciences; Faculty of Agriculture and Horticulture; Humboldt-Universität zu Berlin; Berlin Germany
4. Fish Ecology and Conservation Physiology Laboratory; Department of Biology and Institute of Environmental Science; Carleton University; 1125 Colonel By Drive Ottawa ON Canada K1S 5B6
5. DigsFish Services; 32 Bowsprit Cres Banksia Beach, QLD 4507 Australia
6. Infofish Australia; PO Box 9793 Frenchville Qld 4701 Australia
7. Biomedical Sciences - Atlantic Veterinary College; University of Prince Edward Island; Charlottetown PE Canada C1A 4P3
8. Department of Psychology; University of Florida; Box 112250 Gainesville FL 32611 USA