Atlas - Common Blue

Polyommatus icarus

Two Common Blues, showing upper and under wings.

Photo: Mark Pike

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) 949 1367 +44%
Rank order  ? 9/47 14/47 Down 5 places
Short term 5-year distribution trends
1995-1999 2010-2014 Change
Distribution (km squares) 782 1002 +28%
Rank order  ? 14/47 12/47 Up 2 places

Find out more