1. Department of Zoology and Fisheries; Faculty of Agrobiology, Food and Natural Resources; Czech University of Life Sciences prague; Prague Czech Republic
2. Department of Genetics and Breeding; Faculty of Agrobiology, Food and Natural Resources; Czech University of Life Sciences Prague; Prague Czech Republic
3. Institute of Hydrobiology; Biology Centre of the Czech Academy of Sciences, v.v.i.; České Budějovice Czech Republic