Greater Weever
- Group
- Fish
- Records since 2000
- 1,154
- Scientific name
- Trachinus draco
Apricot Club
- Group
- Fungi
- Records since 2000
- 1,150
- Scientific name
- Clavulinopsis luteoalba
Ugly Milkcap
- Group
- Fungi
- Records since 2000
- 1,148
- Scientific name
- Lactarius turpis
Red-flanked Bluetail
- Group
- Birds
- Records since 2000
- 1,145
- Scientific name
- Tarsiger cyanurus
Oedemera femoralis
- Group
- Beetles
- Records since 2000
- 1,144
- Peak month
- October
Variable Oysterling
- Group
- Fungi
- Records since 2000
- 1,133
- Scientific name
- Crepidotus variabilis
Clustered Bonnet
- Group
- Fungi
- Records since 2000
- 1,126
- Scientific name
- Mycena inclinata
Pine Carpet
- Group
- Butterflies and moths
- Records since 2000
- 1,121
- Scientific name
- Pennithera firmata
Culicoides dewulfi
- Group
- True flies
- Records since 2000
- 1,117
- Peak month
- October
Golden Thread-moss
- Group
- Mosses
- Records since 2000
- 1,117
- Scientific name
- Leptobryum pyriforme
Peeling Oysterling
- Group
- Fungi
- Records since 2000
- 1,107
- Scientific name
- Crepidotus mollis
Papillicardium minimum
- Group
- Molluscs
- Records since 2000
- 1,096
- Peak month
- October
Alcohol Inky Cap
- Group
- Fungi
- Records since 2000
- 1,081
- Scientific name
- Coprinopsis atramentaria
Burgundydrop Bonnet
- Group
- Fungi
- Records since 2000
- 1,081
- Scientific name
- Mycena haematopus
Blackish Puffball
- Group
- Fungi
- Records since 2000
- 1,080
- Scientific name
- Lycoperdon nigrescens
Hare'sfoot Inkcap
- Group
- Fungi
- Records since 2000
- 1,068
- Scientific name
- Coprinopsis lagopus
Agabus nebulosus
- Group
- Beetles
- Records since 2000
- 1,062
- Peak month
- October
Trichocera annulata
- Group
- True flies
- Records since 2000
- 1,059
- Peak month
- October
Crested Coral
- Group
- Fungi
- Records since 2000
- 1,055
- Scientific name
- Clavulina coralloides
Giant willow aphid
- Group
- True bugs
- Records since 2000
- 1,054
- Scientific name
- Tuberolachnus salignus
Egg-Yolk Yellow Tack
- Group
- Fungi
- Records since 2000
- 1,043
- Scientific name
- Calycina citrina
Fly
- Group
- True flies
- Records since 2000
- 1,038
- Scientific name
- Suillia bicolor
Frosty Bonnet
- Group
- Fungi
- Records since 2000
- 1,035
- Scientific name
- Mycena tenerrima
Petticoat Mottlegill
- Group
- Fungi
- Records since 2000
- 1,035
- Scientific name
- Panaeolus papilionaceus
Persistent Waxcap
- Group
- Fungi
- Records since 2000
- 1,031
- Scientific name
- Hygrocybe acutoconica
White Brain
- Group
- Fungi
- Records since 2000
- 1,030
- Scientific name
- Exidia thuretiana
Gemmabryum subapiculatum
- Group
- Mosses
- Records since 2000
- 1,026
- Peak month
- October
Birch Brittlegill
- Group
- Fungi
- Records since 2000
- 1,025
- Scientific name
- Russula betularum
Bleeding Oak Crust
- Group
- Fungi
- Records since 2000
- 1,024
- Scientific name
- Stereum gausapatum
Beechwood Sickener
- Group
- Fungi
- Records since 2000
- 1,021
- Scientific name
- Russula nobilis
Black Bulgar
- Group
- Fungi
- Records since 2000
- 1,020
- Scientific name
- Bulgaria inquinans
Bark Bonnet
- Group
- Fungi
- Records since 2000
- 1,019
- Scientific name
- Phloeomana speirea
Jellybaby
- Group
- Fungi
- Records since 2000
- 1,016
- Scientific name
- Leotia lubrica
Glue crust fungus
- Group
- Fungi
- Records since 2000
- 1,011
- Scientific name
- Hydnoporia corrugata
Sheathed Woodtuft
- Group
- Fungi
- Records since 2000
- 1,010
- Scientific name
- Kuehneromyces mutabilis
Dead Moll's Fingers
- Group
- Fungi
- Records since 2000
- 1,002
- Scientific name
- Xylaria longipes
Pleated Inkcap
- Group
- Fungi
- Records since 2000
- 1,001
- Scientific name
- Parasola plicatilis
Collared Earthstar
- Group
- Fungi
- Records since 2000
- 995
- Scientific name
- Geastrum triplex
Limnephilus extricatus
- Group
- Caddisflies
- Records since 2000
- 994
- Peak month
- October
Bulbous Honey Fungus
- Group
- Fungi
- Records since 2000
- 985
- Scientific name
- Armillaria gallica
Weeping Widow
- Group
- Fungi
- Records since 2000
- 967
- Scientific name
- Lacrymaria lacrymabunda
Mild Milkcap
- Group
- Fungi
- Records since 2000
- 962
- Scientific name
- Lactarius subdulcis
Megaselia ciliata
- Group
- True flies
- Records since 2000
- 955
- Peak month
- October
Wood Hedgehog
- Group
- Fungi
- Records since 2000
- 950
- Scientific name
- Hydnum repandum
Silky Pinkgill
- Group
- Fungi
- Records since 2000
- 947
- Scientific name
- Entoloma sericeum
Artist's Bracket
- Group
- Fungi
- Records since 2000
- 944
- Scientific name
- Ganoderma applanatum
Scarlet Caterpillarclub
- Group
- Fungi
- Records since 2000
- 943
- Scientific name
- Cordyceps militaris
Heath Threadwort
- Group
- Liverworts
- Records since 2000
- 932
- Scientific name
- Cephaloziella stellulifera