Common Blue
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 435,468
Small Copper
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 142,326
Spring Azure
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 107,313
Brown Argus
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 94,102
Chalk-hill Blue
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 60,252
Adonis Blue
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 32,407
Green Hairstreak
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 30,308
Silver-studded Blue
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 25,527
Small Blue
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 24,267
Purple Hairstreak
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 18,902
Mountain Argus
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 9,928
White Letter Hairstreak
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 2,866
Brown Hairstreak
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 2,458
Fixsenia pruni
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 738
Maculinea arion
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 388
Large copper
- Group
- Butterflies and moths
- Peak month
- September
- Records since 2000
- 54