Surveyors examine a specimen

To protect butterflies we need to know where they are and how they are doing.

Get involved

• Report your sightings – Tell us what you’ve seen, where and when.
• Become a recorder – From casual sightings to controlled counting.
• White Holes – Help us to fill recording gaps across the county.
• Why record?

Browse sightings

• Recent sightings – Butterflies reported to this website.
• Annual summary: 2024
• First sightings – Dates on which Dorset species first reported each year.
• Photo gallery – Your pictures!
• Web sightings archive – Explore all records reported to this website.

Explore more

• Butterfly Atlases – A guide to Dorset butterfly populations over time.
• Annual Butterfly Reports
• Transect Walk results