Changes in the benthic fauna composition in the Upper Vistula over the last 50 years – the consequences of the water pollution reduction and alien species invasion
Elżbieta Dumnicka, Alicja Konopacka, Roman Żurek
A comparison of various indices based on benthic macrofauna for the assessment of the ecological status of selected Carpathian streams
Joanna Galas, Elżbieta Dumnicka, Agnieszka Galus-Barchan