Brook Lamprey
- Group
- Fish
- Peak month
- September
- Records since 2000
- 2,399
Species recorded in Devon
1,755 species
Devon — county
Halesus digitatus
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 2,398
Limonia phragmitidis
- Group
- True flies
- Peak month
- May
- Records since 2000
- 2,397
Glossosoma boltoni
- Group
- Caddisflies
- Peak month
- September
- Records since 2000
- 2,394
Astrantia
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,393
Dark-winged Black
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,393
Two-banded longhorn beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 2,388
Great Green Bush Cricket
- Group
- Grasshoppers and crickets
- Peak month
- August
- Records since 2000
- 2,380
Short-winged Conehead
- Group
- Grasshoppers and crickets
- Peak month
- August
- Records since 2000
- 2,376
Pebbled Pixie-cup
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,374
Calcareous rimmed lichen
- Group
- Lichens
- Peak month
- June
- Records since 2000
- 2,373
Fuscidea lightfootii
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,354
Seaside Daisy
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,353
American Wigeon
- Group
- Birds
- Peak month
- January
- Records since 2000
- 2,340
Wrinkled Snail
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 2,323
Common Tiger Fly
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,317
Face Fly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,314
Sea Holly
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 2,310
Rosy Footman
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 2,303
Alpine Thread-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 2,292
Headfly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,291
Pepper Dulse
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 2,286
Fannia armata
- Group
- True flies
- Peak month
- June
- Records since 2000
- 2,275
Creeping Willow
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,272
Silo nigricornis
- Group
- Caddisflies
- Peak month
- October
- Records since 2000
- 2,271
Rough Violet Ground Beetle
- Group
- Beetles
- Peak month
- September
- Records since 2000
- 2,265
Montagu's Crab
- Group
- Crustaceans
- Peak month
- September
- Records since 2000
- 2,259
Dabberlocks
- Group
- Seaweeds and algae
- Peak month
- June
- Records since 2000
- 2,258
Alpine Water-moss
- Group
- Mosses
- Peak month
- August
- Records since 2000
- 2,254
Many-fruited Leskea
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,223
Common Copperback
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,218
White Clover Seed Weevil
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 2,207
Dioctria rufipes
- Group
- True flies
- Peak month
- June
- Records since 2000
- 2,206
Spotted felt lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,203
Athripsodes albifrons
- Group
- Caddisflies
- Peak month
- July
- Records since 2000
- 2,196
Twin-spot Centurion
- Group
- True flies
- Peak month
- September
- Records since 2000
- 2,193
Gall midge
- Group
- True flies
- Peak month
- May
- Records since 2000
- 2,174
Grayish Button Lichen
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 2,173
Griffith's cliostomum lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,167
Tipula lateralis
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,163
Poecilus cupreus
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 2,156
Sylvicola punctatus
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,153
Dasyphora cyanella
- Group
- True flies
- Peak month
- April
- Records since 2000
- 2,144
Banded house mosquito
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,143
Butcher's-broom
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 2,140
Symplecta stictica
- Group
- True flies
- Peak month
- June
- Records since 2000
- 2,131
Western Gorse
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,129
Fringecups
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 2,128