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Spp.

Spp. New

Considered

to National

LEPIDOPTERA: BUTTERFLIES

Extinct

BAP List

No. of records in database

No. of 1km squares recorded since 1980

9

0

5

0

Species

Present or absent in Norfolk

High Brown Fritillary Argynnis adippe

P?

Pearl-bordered Fritillary Boloria euphrosyne

P?

Possible other sources of data sets

Small Pearl-bordered Fritillary Boloria selene

P?

10

3

Small Heath Coenonympha pamphilus

P

926

Small Blue Cupido minimus

P?

4

22

0

38

Other survey work completed or in progress

Comments

BC

Recently extinct in Norfolk – Last recorded in 1975 at Beeston Regis Common. Marked decline in UK - Reduction of coppicing, agricultural improvement, cessation of grazing and traditional forms of bracken management. Extinct in Norfolk – Last recorded as a resident species in early 1900s. May be candidate for reintroduction. Marked decline in UK - Loss of open clearings and canopy gaps within modern high forest systems, cessation of grazing on unimproved grassland and abandonment of traditional bracken and gorse management. Recently extinct in Norfolk – Last recorded in Norfolk in 1983 in the Sea Palling/Waxham area. May be candidate for reintroduction. Marked decline in UK – Loss of open clearings and canopy gaps within modern high forest systems, cessation of grazing on unimproved grassland and abandonment of traditional bracken and gorse management. New to national list of BAP priority species 2007 Found in open, short grassland including roadside verges and heaths. Marked decline in UK – Reason unclear, although may be due to loss of microhabitats that allow the growth of larval foodplants (e.g. fine grasses) New to national list of BAP priority species 2007 Extinct in Norfolk – Last recorded in early 1900s. May be candidate for reintroduction. Marked decline in UK – Loss and degradation of habitat. New to national list of BAP priority species 2007

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