Authors
Luiza Bielecka
Department of Marine Plankton Research, Institute of Oceanography, University of Gdańsk, Gdynia, Poland
Alina Krajewska-Sołtys
National Marine Fisheries Research Institute, Gdynia, Poland
Stella Mudrak-Cegiołka
Department of Marine Plankton Research, Institute of Oceanography, University of Gdańsk, Gdynia, Poland