Authors
Małgorzata Pilecka-Rapacz
Division of General Zoology, Faculty of Biology, University of Szczecin, Szczecin, Poland
Wojciech Piasecki
Palaeoceanology Unit, Faculty of Geosciences, University of Szczecin, Szczecin, Poland
Małgorzata Głoćko
Division of General Zoology, Faculty of Biology, University of Szczecin, Szczecin, Poland
Vytautas Kesminas
Laboratory of Ecology and Physiology of Hydrobionts, Nature Research Centre, Vilnius, Lithuania
Józef Domagała
Division of General Zoology, Faculty of Biology, University of Szczecin, Szczecin, Poland
Gerard Wiśniewski
Pomorska Organizacja Producentów ARKA Sp, Gdynia, Poland
Robert Czerniawski
Division of General Zoology, Faculty of Biology, University of Szczecin, Szczecin, Poland