Atlas - Brown Hairstreak

Thecla betulae

Brown Hairstreak showing underwings and a glimpse of the top wing.

Photo: Andrew Cooper

Distribution map

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Ecological group

  • Habitat specialist  ?

Conservation priority

  • High in SW & UK  ?

Distribution trends

Long term 15-year distribution trends
1970-1984 2000-2014 Change
Distribution (km squares) 7 19 +171%
Rank order  ? 46/47 43/47 Up 3 places
Short term 5-year distribution trends
1995-1999 2010-2014 Change
Distribution (km squares) 12 9 -25%
Rank order  ? 44/47 42/47 Up 2 places

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