Tawny Funnel
- Group
- Fungi
- Records since 2000
- 1,501
- Scientific name
- Paralepista flaccida
Hydroporus incognitus
- Group
- Beetles
- Records since 2000
- 1,496
- Peak month
- October
Lumpy Bracket
- Group
- Fungi
- Records since 2000
- 1,496
- Scientific name
- Trametes gibbosa
American Golden-Plover
- Group
- Birds
- Records since 2000
- 1,494
- Scientific name
- Pluvialis dominica
Oakbug Milkcap
- Group
- Fungi
- Records since 2000
- 1,463
- Scientific name
- Lactarius quietus
Narrow-leaved Ragwort
- Group
- Flowering plants
- Records since 2000
- 1,460
- Scientific name
- Senecio inaequidens
Barred Sallow
- Group
- Butterflies and moths
- Records since 2000
- 1,438
- Scientific name
- Tiliacea aurago
Iodine Bonnet
- Group
- Fungi
- Records since 2000
- 1,435
- Scientific name
- Mycena filopes
Dusky Warbler
- Group
- Birds
- Records since 2000
- 1,431
- Scientific name
- Phylloscopus fuscatus
Snapping Bonnet
- Group
- Fungi
- Records since 2000
- 1,430
- Scientific name
- Mycena vitilis
Merveille Du Jour
- Group
- Butterflies and moths
- Records since 2000
- 1,428
- Scientific name
- Griposia aprilina
Small Stagshorn
- Group
- Fungi
- Records since 2000
- 1,428
- Scientific name
- Calocera cornea
Fairy Inkcap
- Group
- Fungi
- Records since 2000
- 1,397
- Scientific name
- Coprinellus disseminatus
Shaggy Parasol
- Group
- Fungi
- Records since 2000
- 1,397
- Scientific name
- Chlorophyllum rhacodes
Sea Lamprey
- Group
- Fish
- Records since 2000
- 1,394
- Scientific name
- Petromyzon marinus
Angel's Bonnet
- Group
- Fungi
- Records since 2000
- 1,389
- Scientific name
- Mycena arcangeliana
Variospora aurantia
- Group
- Lichens
- Records since 2000
- 1,388
- Peak month
- October
Spotted wing drosophila, Spotted-wing drosophila fruit fly, Cherry Vinegar Fly
- Group
- True flies
- Records since 2000
- 1,384
- Scientific name
- Drosophila suzukii
Hymenopellis radicata
- Group
- Fungi
- Records since 2000
- 1,383
- Peak month
- October
Blackish-Purple Russula
- Group
- Fungi
- Records since 2000
- 1,374
- Scientific name
- Russula atropurpurea
Root Rot
- Group
- Fungi
- Records since 2000
- 1,363
- Scientific name
- Heterobasidion annosum
Ecclisopteryx dalecarlica
- Group
- Caddisflies
- Records since 2000
- 1,349
- Peak month
- October
Birch Milkcap
- Group
- Fungi
- Records since 2000
- 1,345
- Scientific name
- Lactarius tabidus
Rosy Bonnet
- Group
- Fungi
- Records since 2000
- 1,345
- Scientific name
- Mycena rosea
Clustered toughshank
- Group
- Fungi
- Records since 2000
- 1,337
- Scientific name
- Collybiopsis confluens
Purple Jellydisc
- Group
- Fungi
- Records since 2000
- 1,337
- Scientific name
- Ascocoryne sarcoides
White Saddle
- Group
- Fungi
- Records since 2000
- 1,327
- Scientific name
- Helvella crispa
Thrift
- Group
- Flowering plants
- Records since 2000
- 1,323
- Scientific name
- Armeria maritima
Fairy Ring Champignon
- Group
- Fungi
- Records since 2000
- 1,303
- Scientific name
- Marasmius oreades
Roundspored Oysterling
- Group
- Fungi
- Records since 2000
- 1,297
- Scientific name
- Crepidotus cesatii
Plums and Custard
- Group
- Fungi
- Records since 2000
- 1,279
- Scientific name
- Tricholomopsis rutilans
Westwoodilla caecula
- Group
- Crustaceans
- Records since 2000
- 1,278
- Peak month
- October
Crazed Cap
- Group
- Fungi
- Records since 2000
- 1,267
- Scientific name
- Dermoloma cuneifolium
Purplepore Bracket
- Group
- Fungi
- Records since 2000
- 1,263
- Scientific name
- Trichaptum abietinum
Beech Milkcap
- Group
- Fungi
- Records since 2000
- 1,255
- Scientific name
- Lactarius blennius
Red-line Quaker
- Group
- Butterflies and moths
- Records since 2000
- 1,253
- Scientific name
- Leptologia lota
Short-winged cranefly
- Group
- True flies
- Records since 2000
- 1,252
- Scientific name
- Tipula pagana
The Miller
- Group
- Fungi
- Records since 2000
- 1,244
- Scientific name
- Clitopilus prunulus
Long-worm
- Group
- Worms (annelids)
- Records since 2000
- 1,232
- Scientific name
- Aporrectodea longa
Yellow-line Quaker
- Group
- Butterflies and moths
- Records since 2000
- 1,222
- Scientific name
- Leptologia macilenta
Nitrous Bonnet
- Group
- Fungi
- Records since 2000
- 1,218
- Scientific name
- Mycena leptocephala
Serrate Ephemerum Moss
- Group
- Mosses
- Records since 2000
- 1,211
- Scientific name
- Ephemerum serratum
Richard's/Blyth's Pipit
- Group
- Birds
- Records since 2000
- 1,208
- Scientific name
- Anthus richardi
Oak Curtain Crust
- Group
- Fungi
- Records since 2000
- 1,194
- Scientific name
- Hymenochaete rubiginosa
Shaggy Scalycap
- Group
- Fungi
- Records since 2000
- 1,192
- Scientific name
- Pholiota squarrosa
Dead Man's Fingers
- Group
- Fungi
- Records since 2000
- 1,186
- Scientific name
- Xylaria polymorpha
Hawthorn Slender
- Group
- Butterflies and moths
- Records since 2000
- 1,166
- Scientific name
- Parornix anglicella
Stinking Dapperling
- Group
- Fungi
- Records since 2000
- 1,156
- Scientific name
- Lepiota cristata