1. Centre for Fish and Wildlife Health, Vetsuisse Faculty, University of Berne, P.O. Box 8466, 3001 Bern, Switzerland
2. Institute of Vertebrate Biology, Academy of Sciences of the Czech Republic, Květná 8, 60365 Brno, Czech Republic
3. Department of Botany and Zoology, Faculty of Science, Masaryk University, Kotlářská 2, 61137 Brno, Czech Republic
4. Department of Chemistry and Toxicology, Veterinary Research Institute, Hudcova 70, 62100 Brno, Czech Republic
5. Institute of Experimental Biology, Faculty of Science, Masaryk University, Kotlářská 2, 61137 Brno, Czech Republic
6. Umweltforschungszentrum (UFZ), Department of Effect‐Directed Analysis; Helmholtz‐Centre for Environmental Research—UFZ, Leipzig, Germany