Atlas - Holly Blue

Celastrina argiolus

Side view of underwings

Photo: Lawrie de Whalley

Distribution map

Show layer:

Ecological group

  • Wider countryside species  ?

Conservation priority

  • Low in SW & UK  ?

Distribution trends

Long term 15-year distribution trends
1970-1984 2000-2014 Change
Distribution (km squares) 385 1132 +194%
Rank order  ? 23/47 19/47 Up 4 places
Short term 5-year distribution trends
1995-1999 2010-2014 Change
Distribution (km squares) 1062 764 -30%
Rank order  ? 11/47 17/47 Down 6 places

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