Working to save Dorset's butterflies and moths

75% of British butterflies and 66% of common moths have declined in living memory. Our efforts include conservation work, monitoring butterflies and moths, and raising awareness of the problems they face. There are lots of ways you can help.  Find out more

For Butterfly Conservation’s national HQ visit butterfly-conservation.org
A greenish yellow butterfly resting on some vegetation
Brimstone. Photo: Warren Port

Low butterfly numbers so far in 2024

Butterfly numbers in Dorset reported to this website are down 50% on this time last year. Read more...

A picture appearing to just be leaves on a bush
Brimstone chrysalis. Photo: Martin Raper

Can you see the chrysalis?

We’ve been sent this photo by one of our members. There is a Brimstone chrysalis in the picture: can you see it? Read more...

Orange butterfly with complex markings
Marsh Fritillary on Ballard Down. Photo: Shona Refoy

Marsh Fritillaries in Purbeck??

We’ve had two photos sent in recently showing Marsh Fritillaries in Purbeck. One was on Godlingston Heath (grid ref SZ 016810), whilst the other was on Ballard Down (SZ 033811) where the butterfly was described as Read more...

Three people searching the ground or writing in a notebook
Ant hunting on Broadcroft. Photo: Georgie Laing

Hunting for ants on Portland

The Silver-studded Blue has been declining on Portland, so could one of the reasons be anything to do with their host ants? Read more...

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Events diary

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Recent sightings

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Photo gallery

A black butterfly with white markings on a green leaf
White Admiral. Photo: Gary Holderness

"I went to RSPB Garston Wood this morning 02/07/24 hoping to see if Purple Emperors were on the wing but unfortunately I didn't see any. There were however still butterflies about..." Read more...

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Species spotlight

Butterfly with open wings: mainly orange with black and white and tiny specks of blue See profile

Painted Lady

  • Family: Vanessids
  • Size: Large  Wingspan: 67mm
  • Regional priority: Low

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