Helobdella stagnalis

{{Short description|Species of annelid worm}}

{{Speciesbox

| image = Freshwater leech (Helobdella stagnalis) (19948441589).jpg

| genus = Helobdella

| species = stagnalis

| authority = (Linnaeus, 1758)

}}

Helobdella stagnalis is a species of leech.{{cite web |title=Helobdella stagnalis (Linnaeus, 1758) |url=https://www.gbif.org/species/2307936 |website=www.gbif.org |access-date=12 January 2021 |language=en}}

The species was described in 1758 by Carolus Linnaeus as Hirudo stagnalis.

It has cosmopolitan distribution.