Glannau Aberdaron ac Ynys Enlli/ Aberdaron Coast and Bardsey Island SPA

Status: Designated


Site overview

The protected area here is made up of the island of Bardsey (Ynys Enlli) and part of the tip of the Lleyn Peninsula, together with two smaller islands, the Gwylans. The coastline is rocky, with many crags, screes and low cliffs.  The site supports a resident population of chough - a type of crow with a red beak and legs. The area is also home to a breeding colony of Manx shearwaters (Puffinus puffinus).

MPA Type

Special Protection Area

Special Protection Areas (SPAs) are strictly protected sites designated uner European legislation. They are established to protect rare and vulnerable birds and for regularly occurring migratory species.

Designation date

1 June 1992

Surface Area

339.38 km2 (131.04 mi.2)


89.47 km (55.59 mi.)

  • Manx shearwater (Puffinus puffinus)

    A seabird with long straight slim wings that flies with a series of rapid stiff-winged flaps followed by long glides on stiff straight wings over the surface of the sea, occasionally banking or ‘shearing’ - hence the name.

  • Red-billed chough (Pyrrhocorax pyrrhocorax)

    A crow with a bright red beak and red legs that can only be seen in the west of the British Isles.

  • Marine areas, Sea inlets
  • Tidal rivers, Estuaries, Mud flats, Sand flats, Lagoons (including saltwork basins)

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