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Special Areas of Conservation


Designated Special Area of Conservation (SAC)
Country Wales
Unitary Authority West Wales and The Valleys
Centroid* SN110320
Latitude 51.955
Longitude -4.751111111
SAC EU Code UK0012598
Status Designated Special Area of Conservation (SAC)
Area (ha) 2701.68
* This is the approximate central point of the SAC. In the case of large, linear or composite sites, this may not represent the location where a feature occurs within the SAC.
Location of Preseli SAC

General site character

  • Bogs, Marshes, Water fringed vegetation, Fens (36%)
  • Heath, Scrub, Maquis and Garrigue, Phygrana (31%)
  • Dry grassland, Steppes (32%)
  • Inland rocks, Screes, Sands, Permanent Snow and ice (1%)

Download the Standard Data Form for this site (PDF <100kb)

Note When undertaking an appropriate assessment of impacts at a site, all features of European importance (both primary and non-primary) need to be considered.

Annex I habitats that are a primary reason for selection of this site

  • Not Applicable

Annex I habitats present as a qualifying feature, but not a primary reason for selection of this site

Annex II species that are a primary reason for selection of this site

  • 1044 Southern damselfly Coenagrion mercuriale

    Representing southern damselfly Coenagrion mercuriale in west Wales, Preseli is one of the strongest populations in the UK, with numbers of adults estimated to be in the thousands and with a long history of records. Conditions on the site, created by its current management, appear to be optimal for this species.

  • 1065 Marsh fritillary butterfly Euphydryas (Eurodryas, Hypodryas) aurinia

    The 33 ha common of Waun Isaf within Preseli cSAC supports one of the largest populations of marsh fritillary Euphydryas aurinia in west Wales. The populations at Waun Isaf and the adjacent Gweunydd Blaencleddau cSAC together form the most important marsh fritillary metapopulation in Pembrokeshire.

  • 1393 Slender green feather-moss Drepanocladus (Hamatocaulis) vernicosus

    Preseli is representative of slender green feather-moss Drepanocladus vernicosus in south-west Wales. It grows here in upland flushes and seepages amidst wet heathland habitat.

Annex II species present as a qualifying feature, but not a primary reason for site selection

  • Not Applicable

Many designated sites are on private land: the listing of a site in these pages does not imply any right of public access.