County Wildife Site Criteria for Cornwall Appendices

BUTTERFLIESBAP species and butterflies local in Cornwall will be considered for the selection of sites.Wildlife & Countryside Act Schedule 5 species are particularly important and are listed first.Species listed on Schedule 5 of the Wildlife & Countryside Act 1981 (asamended)Any sites with natural colonies of the following species should be considered to be ofCounty importance:Maculinea arion Large Blue Butterfly (extinct and reintroduced)Melitaea athalia Heath FritillaryArgynnis adippe High Brown FritillaryEuphydryas aurinia Marsh FritillaryCornwall BAP Priority speciesAny sites with natural colonies of the following species should be considered to be ofCounty importance:Boloria euphrosyne Pearl-bordered FritillaryBoloria selene Small Pearl-bordered FritillaryErynnis tages Dingy SkipperLeptidea sinapis Wood WhitePlebejus argus Silver-studded BluePyrgus malvae Grizzled SkipperSignificant populations of the remaining BAP priority species may be considered to be ofcounty importance (refer to expert judgement):Hipparchia semele GraylingLimenitis camilla White AdmiralSatyrium w-album White Letter HairstreakThecla betulae Brown HairstreakTwo BAP species are not included above; small heath (Coenonympha pamphilus) and wall(Lasiommata megera). These species are still widespread and their conservation is unlikely tobe enhanced by designation of county wildlife sites.Species listed on Annex II of the EC Habitats Directive (1992, as amended)A site is eligible for selection if it supports a significant population of a listed species.Red Data Book (RDB) SpeciesA site is eligible for selection if it supports a significant population of a RDB species (seeShirt, 1987 and Fox et al., 2010).Nationally Scarce SpeciesA site is eligible for selection if it supports a significant population of a Nationally Scarcespecies.Species of county importanceA site is eligible for selection if it supports a significant population of a species of countyimportance, or if it supports two species of county importance. Some data on locallyimportant butterflies is available within the Red Data Book for Cornwall and the Isles ofScilly (CISFBR, 2009). Any site that contains one or more of the following species will beeligible to be considered of County importance. Because we are dealing here with speciesAppendix 6 – Species Evaluation in CornwallCounty Wildlife Sites Criteria