Graylag Goose
- Group
- Birds
- Peak month
- April
- Records since 2000
- 499,672
- Home
- Designations
- Wildlife and Countryside Act 1981
Wildlife and Countryside Act 1981
230 species
Red Kite
- Group
- Birds
- Peak month
- April
- Records since 2000
- 270,783
Soprano Pipistrelle
- Group
- Mammals
- Peak month
- August
- Records since 2000
- 266,742
Redwing
- Group
- Birds
- Peak month
- January
- Records since 2000
- 261,212
Cetti's Warbler
- Group
- Birds
- Peak month
- April
- Records since 2000
- 223,821
Eurasian Marsh-Harrier
- Group
- Birds
- Peak month
- May
- Records since 2000
- 183,040
Black-tailed Godwit
- Group
- Birds
- Peak month
- August
- Records since 2000
- 167,241
Eurasian red squirrel
- Group
- Mammals
- Peak month
- September
- Records since 2000
- 158,364
Common Pipistrelle
- Group
- Mammals
- Peak month
- July
- Records since 2000
- 155,421
Common Kingfisher
- Group
- Birds
- Peak month
- September
- Records since 2000
- 140,284
Fieldfare
- Group
- Birds
- Peak month
- January
- Records since 2000
- 138,324
Mediterranean Gull
- Group
- Birds
- Peak month
- August
- Records since 2000
- 120,966
Pied Avocet
- Group
- Birds
- Peak month
- May
- Records since 2000
- 118,615
Common Goldeneye
- Group
- Birds
- Peak month
- January
- Records since 2000
- 103,697
Northern Pintail
- Group
- Birds
- Peak month
- January
- Records since 2000
- 88,832
Common Greenshank
- Group
- Birds
- Peak month
- August
- Records since 2000
- 77,228
Corn Crake
- Group
- Birds
- Peak month
- June
- Records since 2000
- 76,750
Green Sandpiper
- Group
- Birds
- Peak month
- August
- Records since 2000
- 76,512
Peregrine Falcon
- Group
- Birds
- Peak month
- October
- Records since 2000
- 69,886
Ruff
- Group
- Birds
- Peak month
- September
- Records since 2000
- 67,669
Daubenton's Bat
- Group
- Mammals
- Peak month
- August
- Records since 2000
- 65,340
Red-throated Loon
- Group
- Birds
- Peak month
- October
- Records since 2000
- 61,757
Eurasian Hobby
- Group
- Birds
- Peak month
- May
- Records since 2000
- 61,403
Whimbrel
- Group
- Birds
- Peak month
- May
- Records since 2000
- 58,553
Common Scoter
- Group
- Birds
- Peak month
- October
- Records since 2000
- 57,365
Barn Owl
- Group
- Birds
- Peak month
- January
- Records since 2000
- 54,544
Whooper Swan
- Group
- Birds
- Peak month
- October
- Records since 2000
- 45,803
(Great or Northern) Crested Newt
- Group
- Amphibians
- Peak month
- May
- Records since 2000
- 39,193
Eurasian Spoonbill
- Group
- Birds
- Peak month
- August
- Records since 2000
- 37,657
Brambling
- Group
- Birds
- Peak month
- October
- Records since 2000
- 36,793
Bearded Reedling
- Group
- Birds
- Peak month
- May
- Records since 2000
- 33,456
Common frog
- Group
- Amphibians
- Peak month
- March
- Records since 2000
- 33,381
Firecrest
- Group
- Birds
- Peak month
- October
- Records since 2000
- 33,295
Common Loon
- Group
- Birds
- Peak month
- January
- Records since 2000
- 32,765
Great Bittern
- Group
- Birds
- Peak month
- May
- Records since 2000
- 30,985
Osprey
- Group
- Birds
- Peak month
- August
- Records since 2000
- 28,915
European otter
- Group
- Mammals
- Peak month
- May
- Records since 2000
- 28,426
Merlin
- Group
- Birds
- Peak month
- October
- Records since 2000
- 26,138
Silver-studded Blue
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 25,527
Red Crossbill
- Group
- Birds
- Peak month
- October
- Records since 2000
- 25,473
Small Blue
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 24,267
Common Toad
- Group
- Amphibians
- Peak month
- March
- Records since 2000
- 23,841
Little Gull
- Group
- Birds
- Peak month
- April
- Records since 2000
- 23,156
Garganey
- Group
- Birds
- Peak month
- May
- Records since 2000
- 21,932
Western Capercaillie
- Group
- Birds
- Peak month
- April
- Records since 2000
- 21,473
European water vole
- Group
- Mammals
- Peak month
- August
- Records since 2000
- 21,169
European Common Lizard
- Group
- Reptiles
- Peak month
- August
- Records since 2000
- 20,492
Little Tern
- Group
- Birds
- Peak month
- May
- Records since 2000
- 20,325