Freshwater leeches (Annelida: Clitellata: Hirudinida) of the Czech Republic (Central Europe): check-list, new records, and remarks on species distributions Author Schenková, Jana Author Sychra, Jan Author Košel, Vladimír Author Kubová, Nela Author Horecký, Jakub text Zootaxa 2009 2227 32 52 journal article 10.5281/zenodo.190228 5f2be08e-663d-4fbf-8602-7f5b56b36370 1175-5326 190228 Helobdella stagnalis (Linnaeus, 1758) Habitats and status: Helobdella stagnalis is a very common species throughout the Czech Republic , especially in stagnant and slowly running waters. Most of the records are from eutrophic water bodies; it is absent only in brooks at the highest elevations in the country (over 800 m a.s.l.).