Authors
Marek Kulikowski
Department of Invertebrate Zoology and Parasitology, University of Gdańsk, Gdańsk, Poland
Leszek Rolbiecki
Department of Invertebrate Zoology and Parasitology, University of Gdańsk, Gdańsk, Poland
Krzysztof Skóra
Hel Marine Station, University of Gdańsk, Poland
Jerzy Rokicki
Department of Invertebrate Zoology and Parasitology, University of Gdańsk, Gdańsk, Poland