Species for SU23
The species listing given below is taken from distribution data (2000-2009) made available through the generosity of Butterfly Conservation.
- Adonis Blue
- Brimstone
- Brown Argus
- Brown Hairstreak
- Chalk Hill Blue
- Clouded Yellow
- Comma
- Common Blue
- Dark Green Fritillary
- Dingy Skipper
- Duke of Burgundy
- Essex Skipper
- Gatekeeper
- Green Hairstreak
- Green-veined White
- Grizzled Skipper
- Holly Blue
- Large Skipper
- Large Tortoiseshell
- Large White
- Marbled White
- Marsh Fritillary
- Meadow Brown
- Orange-tip
- Painted Lady
- Peacock
- Pearl-bordered Fritillary
- Purple Emperor
- Purple Hairstreak
- Red Admiral
- Ringlet
- Silver-spotted Skipper
- Silver-washed Fritillary
- Small Blue
- Small Copper
- Small Heath
- Small Pearl-bordered Fritillary
- Small Skipper
- Small Tortoiseshell
- Small White
- Speckled Wood
- Wall
- White Admiral
- White-letter Hairstreak