1. Department of Animal Taxonomy and Ecology, Institute of Environmental Biology, Adam Mickiewicz University, Poznan, Umultowska 89, 61–614 Poznań, Poland;
2. Department of Marine Ecology, Institute of Oceanology, Polish Academy of Sciences, Powstańców Warszawy 55, 81–712 Sopot, Poland;
3. Molecular Biology Techniques Laboratory, Faculty of Biology, Adam Mickiewicz University, Poznan, Umultowska 89, 61–614 Poznań, Poland;