1. Centre
for Fish and Wildlife Health, Department of Infectious Diseases and
Pathobiology, Vetsuisse Faculty, University of Bern, PO Box 8466, CH-3001 Bern, Switzerland
2. Helmholtz-Centre for Environmental Research—UFZ, Department
Bioanalytical Ecotoxicology, Permoserstrasse 15, 04318 Leipzig, Germany
3. Catalan Institute for Water Research (ICRA), Parc Científic i Tecnològic de la Universitat de Girona,
Carrer Emili Grahit 101, Edifici H2O, 17003 Girona, Spain
4. Institute
of Aquatic Ecology, University of Girona, Campus de Montilivi, 17071 Girona, Spain