River Limpet - Ancylus fluviatilis
Ancylus fluviatilis is a species of very small, freshwater, air-breathing limpet, the shell has a conical, backwardly directed apex. It is fairly dull brown to black in colour and shows fine growth lines.
A bottom living species found in unpolluted running water of all kinds where it adheres to the sides of stones in moderate flows It also lives on stones in the wave zone of lakes.
All year round.
Sensitive to pollution but is usually excluded from suitable habitat only by chronic pollution as it will normally recolonize lost territory after incidents.
Widespread and fairly frequent in Britain.
Fairly frequent in Leicestershire and Rutland.
Leicestershire & Rutland Map
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