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  • 96 Patella pellucida album. COMPARISON image of Tectura virginea

    96 Patella pellucida album. COMPARISON image of Tectura virginea
  • 95 Patella pellucida. Growth Stage 5 holdfast dweller (GS5h) displaced by storm waves. October 2017. North-west Anglesey, Wales. © A. Rowat.

    95 Patella pellucida. Growth Stage 5 holdfast dweller (GS5h) displaced by storm waves. October 2017. North-west Anglesey, Wales. © A. Rowat.
  • 94 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    94 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 93 Patella pellucida. Iridescent Chondrus crispus.

    93 Patella pellucida. Iridescent Chondrus crispus.
  • 92 Patella pellucida. Length 10.1mm. Growth Stage 5 holdfast dweller (GS5h). March 2017. West Anglesey, Wales.

    92 Patella pellucida. Length 10.1mm.  Growth Stage 5 holdfast dweller (GS5h).  March 2017. West Anglesey, Wales.
  • 91 Patella pellucida. Juvenile, Growth Stage 3. March 2017. West Anglesey, Wales. April 2016. North Yorkshire, England.

    91 Patella pellucida. Juvenile, Growth Stage 3. March 2017. West Anglesey, Wales. April 2016. North Yorkshire, England.
  • 90 Patella pellucida. Juvenile, Growth Stage 3. April 2012. Jersey, the Channel Islands. © P. Lightfoot.

    90 Patella pellucida. Juvenile, Growth Stage 3. April 2012. Jersey, the Channel Islands. © P. Lightfoot.
  • 8tella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    8tella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 89 Patella pellucida. Shell length 10.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    89 Patella pellucida. Shell length 10.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 88 Patella pellucida. Faecal rods expelled from juvenile frond dweller (GS3f). October 2017. Cornwall, England. © D. Fenwick

    88 Patella pellucida. Faecal rods expelled from juvenile frond dweller (GS3f). October 2017. Cornwall, England. © D. Fenwick
  • 87 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    87 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 86 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    86 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 85 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    85 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 84 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    84 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 82 Patella pellucida. Shell length 4.5mm. Juvenile, Growth Stage 3 holdfast dweller (GS3h). March 2017. West Anglesey, Wales.

    82 Patella pellucida. Shell length 4.5mm. Juvenile, Growth Stage 3 holdfast dweller (GS3h). March 2017. West Anglesey, Wales.
  • 81 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    81 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 80 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    80 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 79 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). September 2014. North Yorkshire, England.

    79 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). September 2014. North Yorkshire, England.
  • 78 Patella pellucida. LEFT: L.10.2mm. Early adult, GS4f. March 2014. W. Anglesey. RIGHT: L. 11.9mm. Adult, GS5h. September 2014. N. Yorkshire.

    78 Patella pellucida. LEFT: L.10.2mm. Early adult, GS4f. March 2014. W. Anglesey. RIGHT: L. 11.9mm. Adult, GS5h. September 2014. N. Yorkshire.
  • 77 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    77 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 76 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    76 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 75 Patella pellucida. Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.

    75 Patella pellucida.  Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.
  • 74 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). September 2014. North Yorkshire, England.

    74 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). September 2014. North Yorkshire, England.
  • 73 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). September 2014. North Yorkshire, England.

    73 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). September 2014. North Yorkshire, England.
  • 72 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    72 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 71 Patella pellucida. Shell length 4.5mm. Growth Stage 3 holdfast dweller (GS3h). March 2017. West Anglesey, Wales.

    71 Patella pellucida. Shell length 4.5mm. Growth Stage 3 holdfast dweller (GS3h). March 2017. West Anglesey, Wales.
  • 70 Patella pellucida. Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.

    70 Patella pellucida. Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.
  • 69 Patella pellucida. Growth Stages 5f (L.19.3mm) Menai Strait, 4f (L.10.2mm) and 3f (L.4.6mm) W. Anglesey; all frond dwellers.

    69 Patella pellucida.  Growth Stages 5f (L.19.3mm) Menai Strait, 4f (L.10.2mm) and 3f (L.4.6mm) W. Anglesey; all frond dwellers.
  • 68 Patella pellucida. Shell length 4.7mm. Growth Stages 3 (GS3). March 2017. Littoral. West Anglesey, Wales.

    68 Patella pellucida. Shell length 4.7mm.  Growth Stages 3 (GS3). March 2017. Littoral. West Anglesey, Wales.
  • 67 Patella pellucida .Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.

    67 Patella pellucida .Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.
  • 66 Patella pellucida. Left: L. 19.3mm. GS5f. Menai Strait, Wales. Right: L.4.6mm. GS3f. W. Anglesey, Wales.

    66 Patella pellucida.  Left: L. 19.3mm. GS5f. Menai Strait, Wales. Right: L.4.6mm. GS3f. W. Anglesey, Wales.
  • 65 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.

    65 Patella pellucida. Shell length 9.2mm. Growth Stage 4 holdfast dweller (GS4h). March 2017. West Anglesey, Wales.
  • 64 Patella pellucida. Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.

    64 Patella pellucida.  Shell length 19.3mm. Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.
  • 63 Patella pellucida. Shell length 11.9mm. Growth Stage 5 (GS5h). September 2014. North Yorkshire, England.

    63 Patella pellucida.  Shell length 11.9mm. Growth Stage 5 (GS5h). September 2014. North Yorkshire, England.
  • 62 Patella pellucida. Left (not same scale as others): Shell length 8.3mm. GS4h. March 2017. W. Anglesey, Wales. Right: Shell length 10.2mm.GS4h. March 2014. W. Anglesey, Wales.

    62 Patella pellucida.   Left (not same scale as others): Shell length 8.3mm. GS4h. March 2017. W. Anglesey, Wales. Right: Shell length 10.2mm.GS4h. March 2014. W. Anglesey, Wales.
  • 61 Patella pellucida. Shell length 11.9mm. Growth Stage 5 (GS5h). September 2014. North Yorkshire, England.

    61 Patella pellucida.  Shell length 11.9mm. Growth Stage 5 (GS5h). September 2014. North Yorkshire, England.
  • 60 Patella pellucida. Left & centre: Shell length 10.2mm. GS4h. March 2014. W. Anglesey, Wales. Right: Shell length 12.3mm.GS5h. September 2014. N. Yorkshire, England.

    60 Patella pellucida. Left & centre: Shell length 10.2mm. GS4h. March 2014. W. Anglesey, Wales. Right: Shell length 12.3mm.GS5h. September 2014. N. Yorkshire, England.
  • 59 Patella pellucida. Shell length 10.4mm. Early adult, Growth Stage 4 frond dweller (GS4f). March 2014. Littoral. West Anglesey, Wales.

    59 Patella pellucida.  Shell length 10.4mm. Early adult, Growth Stage 4 frond dweller (GS4f). March 2014. Littoral. West Anglesey, Wales.
  • 58 Patella pellucida. Shell length 19.3mm. Late adult, Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.

    58 Patella pellucida. Shell length 19.3mm. Late adult, Growth Stage 5 frond dweller (GS5f). March 2014. Menai Strait, Wales.
  • 57 Patella pellucida. Shell length 10.2mm. Early adult, Growth Stage 4 frond dweller (GS4f). March 2014. Littoral. West Anglesey, Wales.

    57 Patella pellucida. Shell length 10.2mm. Early adult, Growth Stage 4 frond dweller (GS4f). March 2014. Littoral. West Anglesey, Wales.
  • 56 Patella pellucida. Shell length 11.9mm. Growth Stage 5 holdfast dweller (GS5h) September 2014. North Yorkshire, England.

    56 Patella pellucida. Shell length 11.9mm. Growth Stage 5 holdfast dweller (GS5h) September 2014. North Yorkshire, England.
  • 55 Patella pellucida. Shell length 4.6mm. Growth Stage 3 (GS3). March 2017. Littoral. West Anglesey, Wales.

    55 Patella pellucida. Shell length 4.6mm. Growth Stage 3 (GS3). March 2017. Littoral. West Anglesey, Wales.
  • 54 Patella pellucida. Shell length 9.2mm. Adult holdfast dweller, Growth Stage 4 (GS4h). March 2017. Littoral. West Anglesey, Wales.

    54 Patella pellucida.  Shell length 9.2mm. Adult holdfast dweller, Growth Stage 4 (GS4h). March 2017. Littoral. West Anglesey, Wales.
  • 53 Patella pellucida. Shell length 11.9mm. Adult holdfast dweller, Growth Stage 5 (GS5h). September 2014. North Yorkshire, England.

    53 Patella pellucida. Shell length 11.9mm. Adult holdfast dweller, Growth Stage 5 (GS5h). September 2014. North Yorkshire, England.
  • 52 Patella pellucida. Growth Stage 4s (early adult on stipe). May 2014. Sublittoral. Egersund, S. Norway. © E. Svensen.

    52 Patella pellucida. Growth Stage 4s (early adult on stipe). May 2014. Sublittoral. Egersund, S. Norway. © E. Svensen.
  • 51 Patella pellucida. Growth Stages 3s & 4s (juvenile and early adults on stipe). April 2015. Sublittoral. Egersund, S. Norway. © E. Svensen.

    51 Patella pellucida. Growth Stages 3s & 4s (juvenile and early adults on stipe). April 2015. Sublittoral. Egersund, S. Norway. © E. Svensen.
  • 49 Patella pellucida. Growth Stage 4s (early adult on stipe) . May 2014. Sublittoral. Egersund, S. Norway. © E. Svensen.

    49 Patella pellucida. Growth Stage 4s (early adult on stipe) . May 2014. Sublittoral. Egersund, S. Norway. © E. Svensen.
  • 48 Patella pellucida. Growth stage 5 (late adult) on base of Laminaria hyperborea frond. August 2017. Sublittoral 5 to 10m. Not very exposed to wave action. Egersund, S. Norway. © M. Faasse.

    48 Patella pellucida. Growth stage 5 (late adult) on base of Laminaria hyperborea frond. August 2017. Sublittoral 5 to 10m. Not very exposed to wave action. Egersund, S. Norway. © M. Faasse.
  • 47 Patella pellucida. Growth stage 5 (late adult) on Laminaria hyperborea frond. January 2016. Sublittoral. Egersund, S. Norway. © E. Svensen.

    47 Patella pellucida. Growth stage 5 (late adult) on Laminaria hyperborea frond. January 2016. Sublittoral. Egersund, S. Norway. © E. Svensen.
  • 46 Patella pellucida. Growth stage 5 (possibly GS4). January 2014 (left) and March 2017. Sublittoral. Egersund, S. Norway. © E. Svensen.

    46 Patella pellucida. Growth stage 5 (possibly GS4). January 2014 (left) and March 2017. Sublittoral. Egersund, S. Norway. © E. Svensen.
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Marinvert

Photographic guide to the identification and biology of European marine invertebrates

Marinvert
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