Margined Ramshorn - Planorbis planorbis


    Shell size: 9-18mm, height: 2.5-4 mm. A rather thick and strong shell. It is not glossy and it has a paler keel towards the upper part of the periphery, above the mid-line. There are 5 or 6 whorls which increase regularly in size. The mouth may be slightly expanded and sometimes bears a narrow rib inside.

    Photo ID?

    Ponds, ditches, and in quiet slow flowing canals and rivers, usually in the shallower parts amongst the water weeds.

    When to see it

    All year round.

    UK Status

    It is found in most counties of England, and many in Ireland, but is recorded only infrequently from Wales and Scotland.

    VC55 Status

    Common in Leicestershire and Rutland.

    Leicestershire & Rutland Map

    UK Map