Heather
- Group
- Flowering plants
- Records since 2000
- 23,828
- Scientific name
- Calluna vulgaris
Hedgehog
- Group
- Mammals
- Records since 2000
- 23,362
- Scientific name
- Erinaceus europaeus
Batman Hoverfly
- Group
- True flies
- Records since 2000
- 21,723
- Scientific name
- Myathropa florea
Rowan
- Group
- Flowering plants
- Records since 2000
- 21,307
- Scientific name
- Sorbus aucuparia
Forest Bug
- Group
- True bugs
- Records since 2000
- 21,188
- Scientific name
- Pentatoma rufipes
European water vole
- Group
- Mammals
- Records since 2000
- 21,169
- Scientific name
- Arvicola amphibius
Common Field Grasshopper
- Group
- Grasshoppers and crickets
- Records since 2000
- 20,577
- Scientific name
- Chorthippus brunneus
European Common Lizard
- Group
- Reptiles
- Records since 2000
- 20,492
- Scientific name
- Zootoca vivipara
Brimstone Moth
- Group
- Butterflies and moths
- Records since 2000
- 18,372
- Scientific name
- Opisthograptis luteolata
Willow Beauty
- Group
- Butterflies and moths
- Records since 2000
- 17,291
- Scientific name
- Peribatodes rhomboidaria
Alder
- Group
- Flowering plants
- Records since 2000
- 16,859
- Scientific name
- Alnus glutinosa
Atlantic Salmon
- Group
- Fish
- Records since 2000
- 16,731
- Scientific name
- Salmo salar
Lesser weever
- Group
- Fish
- Records since 2000
- 16,075
- Scientific name
- Echiichthys vipera
Light Brown Apple Moth
- Group
- Butterflies and moths
- Records since 2000
- 16,070
- Scientific name
- Epiphyas postvittana
Clouded Yellow
- Group
- Butterflies and moths
- Records since 2000
- 15,481
- Scientific name
- Colias croceus
Witch flounder
- Group
- Fish
- Records since 2000
- 15,412
- Scientific name
- Glyptocephalus cynoglossus
Hermit Crab
- Group
- Crustaceans
- Records since 2000
- 15,388
- Scientific name
- Pagurus bernhardus
Small Red-eyed Damselfly
- Group
- Dragonflies and damselflies
- Records since 2000
- 15,356
- Scientific name
- Erythromma viridulum
Hover Fly
- Group
- True flies
- Records since 2000
- 15,338
- Scientific name
- Syritta pipiens
Grey seal
- Group
- Mammals
- Records since 2000
- 15,095
- Scientific name
- Halichoerus grypus
Hornwrack
- Group
- Bryozoans
- Records since 2000
- 14,805
- Scientific name
- Flustra foliacea
Glycera lapidum
- Group
- Worms (annelids)
- Records since 2000
- 14,425
- Peak month
- August
22-spot Ladybird
- Group
- Beetles
- Records since 2000
- 14,206
- Scientific name
- Psyllobora vigintiduopunctata
Bittersweet
- Group
- Flowering plants
- Records since 2000
- 14,056
- Scientific name
- Solanum dulcamara
Shuttle-shaped Dart
- Group
- Butterflies and moths
- Records since 2000
- 13,962
- Scientific name
- Agrotis puta
Wood Sandpiper
- Group
- Birds
- Records since 2000
- 13,506
- Scientific name
- Tringa glareola
Aonides paucibranchiata
- Group
- Worms (annelids)
- Records since 2000
- 13,124
- Peak month
- August
Silver Birch
- Group
- Flowering plants
- Records since 2000
- 13,123
- Scientific name
- Betula pendula
Setaceous Hebrew Character
- Group
- Butterflies and moths
- Records since 2000
- 12,973
- Scientific name
- Xestia c-nigrum
Starry ray, Thorny skate
- Group
- Fish
- Records since 2000
- 12,880
- Scientific name
- Amblyraja radiata
Flame Shoulder
- Group
- Butterflies and moths
- Records since 2000
- 12,865
- Scientific name
- Ochropleura plecta
Spotted Dragonet
- Group
- Fish
- Records since 2000
- 12,728
- Scientific name
- Callionymus maculatus
Dark Bush Cricket
- Group
- Grasshoppers and crickets
- Records since 2000
- 12,688
- Scientific name
- Pholidoptera griseoaptera
Long-beaked Water Feather-moss
- Group
- Mosses
- Records since 2000
- 12,273
- Scientific name
- Rhynchostegium riparioides
Western waterweed, Nuttall's waterweed
- Group
- Flowering plants
- Records since 2000
- 12,267
- Scientific name
- Elodea nuttallii
Wild Angelica
- Group
- Flowering plants
- Records since 2000
- 12,214
- Scientific name
- Angelica sylvestris
Bladder Wrack
- Group
- Seaweeds and algae
- Records since 2000
- 12,111
- Scientific name
- Fucus vesiculosus
Scotch Argus
- Group
- Butterflies and moths
- Records since 2000
- 11,982
- Scientific name
- Erebia aethiops
Brooding snake star
- Group
- Starfish and sea urchins
- Records since 2000
- 11,766
- Scientific name
- Amphipholis squamata
Devil's-bit Scabious
- Group
- Flowering plants
- Records since 2000
- 11,742
- Scientific name
- Succisa pratensis
White-tailed Eagle
- Group
- Birds
- Records since 2000
- 11,717
- Scientific name
- Haliaeetus albicilla
Christmas tree worm
- Group
- Worms (annelids)
- Records since 2000
- 11,700
- Scientific name
- Spirobranchus triqueter
Hairy Sea-mat
- Group
- Bryozoans
- Records since 2000
- 11,414
- Scientific name
- Electra pilosa
Water Mint
- Group
- Flowering plants
- Records since 2000
- 11,367
- Scientific name
- Mentha aquatica
Broad beau of sea
- Group
- Starfish and sea urchins
- Records since 2000
- 11,335
- Scientific name
- Echinocyamus pusillus
Hemp-agrimony
- Group
- Flowering plants
- Records since 2000
- 10,961
- Scientific name
- Eupatorium cannabinum
Common Wasp, Common yellow jacket
- Group
- Bees, wasps and ants
- Records since 2000
- 10,694
- Scientific name
- Vespula vulgaris
Himalayan Honeysuckle
- Group
- Flowering plants
- Records since 2000
- 10,314
- Scientific name
- Leycesteria formosa