1. Department of Animal Genetics and Conservation, Institute of Animal Sciences, Warsaw University of Life Sciences, Warsaw, Poland
2. Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Łodź, Poland
3. Department of Aquatic Ecology, University of Duisburg-Essen, Essen, Germany
4. Faculty of Animal Breeding, Bioengineering and Conservation, Warsaw University of Life Sciences, Warsaw, Poland