This web site was created within Distributed Biological Observatory (DBO) project and was financially supported by Polish National Science Centre (project number: DEC-2013/08/M/NZ8/00592).
Retusa obtusa (Montagu, 1803)
Size
Shell up to 10 mm.
Color
Translucent white.
Habitat
On mud or muddy sand, living below the surface in the first few centimeters.