@misc{Korycińska_Małgorzata_(_–2012)_Leeches_2002, author={Korycińska, Małgorzata ( –2012) and Polska Akademia Nauk. Muzeum i Instytut Zoologii}, volume={45}, number={1}, copyright={Rights Reserved - Restricted Access}, address={Warszawa}, journal={Fragmenta Faunistica}, howpublished={online}, year={2002}, publisher={Museum and Institute of Zoology, PAS}, language={eng}, abstract={The species composition and density of leech communities were studied in the bottom sediments of the Liwiec River (a left tributary of the Bug). Eight species were recorded, with Erpobdella octoculata (L.) as a dominant one. Only single individuals of Glossiphonia heteroclita (L.), Helobdella stagnalis (L.), and E. vilnensis (LISK.) were found. The leeches occurred in the upper and middle river course, and they were absent from the river mouth.}, type={Text}, title={Leeches (Hirudinea) of the Liwiec River (South Podlasie and Middle Mazovia Lowlands, Poland)}, keywords={Podlasie (region), Mazovian Lowland, Liviec (river), Poland, Oligochaeta, oligochaetes, Annelida, annelids, Hirudinea, leeches, ringed worms}, }