Lecidella lichen
- Group
- Lichens
- Records since 2000
- 3,601
- Scientific name
- Lecidella scabra
Nephtys caeca
- Group
- Worms (annelids)
- Records since 2000
- 3,601
- Peak month
- June
Sea Potato
- Group
- Starfish and sea urchins
- Records since 2000
- 3,598
- Scientific name
- Echinocardium cordatum
Limestone Disc Lichen
- Group
- Lichens
- Records since 2000
- 3,582
- Scientific name
- Lecidella stigmatea
Deergrass
- Group
- Flowering plants
- Records since 2000
- 3,568
- Scientific name
- Trichophorum cespitosum
Stag Beetle
- Group
- Beetles
- Records since 2000
- 3,561
- Scientific name
- Lucanus cervus
Pin-cushion Sunburst Lichen
- Group
- Lichens
- Records since 2000
- 3,554
- Scientific name
- Polycauliona polycarpa
Furry bryozoan
- Group
- Bryozoans
- Records since 2000
- 3,542
- Scientific name
- Bicellariella ciliata
Field-rose
- Group
- Flowering plants
- Records since 2000
- 3,485
- Scientific name
- Rosa arvensis
Redclaws
- Group
- Flowering plants
- Records since 2000
- 3,476
- Scientific name
- Escallonia rubra
Bristleworm
- Group
- Worms (annelids)
- Records since 2000
- 3,459
- Scientific name
- Aphelochaeta marioni
Blue-gray Rosette Lichen
- Group
- Lichens
- Records since 2000
- 3,454
- Scientific name
- Physcia caesia
Bog Stitchwort
- Group
- Flowering plants
- Records since 2000
- 3,454
- Scientific name
- Stellaria alsine
Common Bithynia
- Group
- Molluscs
- Records since 2000
- 3,450
- Scientific name
- Bithynia tentaculata
Common White Wave
- Group
- Butterflies and moths
- Records since 2000
- 3,443
- Scientific name
- Cabera pusaria
Biting Stonecrop
- Group
- Flowering plants
- Records since 2000
- 3,420
- Scientific name
- Sedum acre
Nephtys incisa
- Group
- Worms (annelids)
- Records since 2000
- 3,410
- Peak month
- June
Middle-barred Minor
- Group
- Butterflies and moths
- Records since 2000
- 3,395
- Scientific name
- Oligia fasciuncula
White Bedstraw
- Group
- Flowering plants
- Records since 2000
- 3,391
- Scientific name
- Galium album
Navelwort
- Group
- Flowering plants
- Records since 2000
- 3,375
- Scientific name
- Umbilicus rupestris
Wireweed, Japweed, Strangleweed
- Group
- Seaweeds and algae
- Records since 2000
- 3,356
- Scientific name
- Sargassum muticum
Vesicularia spinosa
- Group
- Bryozoans
- Records since 2000
- 3,349
- Peak month
- June
Common Quail
- Group
- Birds
- Records since 2000
- 3,344
- Scientific name
- Coturnix coturnix
Heath Milkwort
- Group
- Flowering plants
- Records since 2000
- 3,336
- Scientific name
- Polygala serpyllifolia
Crested aeolis
- Group
- Molluscs
- Records since 2000
- 3,334
- Scientific name
- Antiopella cristata
Common Butterwort
- Group
- Flowering plants
- Records since 2000
- 3,325
- Scientific name
- Pinguicula vulgaris
Chaetozone gibber
- Group
- Worms (annelids)
- Records since 2000
- 3,316
- Peak month
- June
Rosemary Beetle
- Group
- Beetles
- Records since 2000
- 3,296
- Scientific name
- Chrysolina americana
Philhelius pedissequum
- Group
- True flies
- Records since 2000
- 3,261
- Peak month
- June
Mottled Rustic
- Group
- Butterflies and moths
- Records since 2000
- 3,253
- Scientific name
- Caradrina morpheus
Acarospora fuscata
- Group
- Lichens
- Records since 2000
- 3,214
- Peak month
- June
Clouded Silver
- Group
- Butterflies and moths
- Records since 2000
- 3,210
- Scientific name
- Lomographa temerata
Common Twayblade
- Group
- Flowering plants
- Records since 2000
- 3,186
- Scientific name
- Neottia ovata
Thysanocardia procera
- Group
- Other invertebrates
- Records since 2000
- 3,177
- Peak month
- June
Green Pug
- Group
- Butterflies and moths
- Records since 2000
- 3,170
- Scientific name
- Pasiphila rectangulata
Red Marsh Ladybird
- Group
- Beetles
- Records since 2000
- 3,168
- Scientific name
- Coccidula rufa
Large Heath
- Group
- Butterflies and moths
- Records since 2000
- 3,140
- Scientific name
- Coenonympha tullia
Common Rock-rose
- Group
- Flowering plants
- Records since 2000
- 3,136
- Scientific name
- Helianthemum nummularium
Common Grey
- Group
- Butterflies and moths
- Records since 2000
- 3,126
- Scientific name
- Scoparia ambigualis
Austrolimnophila ochracea
- Group
- True flies
- Records since 2000
- 3,117
- Peak month
- June
Tiger Cranefly
- Group
- True flies
- Records since 2000
- 3,100
- Scientific name
- Nephrotoma flavescens
Smooth Artemis
- Group
- Molluscs
- Records since 2000
- 3,093
- Scientific name
- Dosinia lupinus
Gallery Worm
- Group
- Worms (annelids)
- Records since 2000
- 3,083
- Scientific name
- Capitella capitata
Four-Colored Cuckoo-Bee
- Group
- Bees, wasps and ants
- Records since 2000
- 3,040
- Scientific name
- Bombus sylvestris
Rose-of-Sharon
- Group
- Flowering plants
- Records since 2000
- 3,039
- Scientific name
- Hypericum calycinum
Smooth-chested Blackclock
- Group
- Beetles
- Records since 2000
- 3,034
- Scientific name
- Pterostichus diligens
Netted Dog Whelk
- Group
- Molluscs
- Records since 2000
- 3,029
- Scientific name
- Tritia reticulata
Common Yellow-sedge
- Group
- Flowering plants
- Records since 2000
- 3,006
- Scientific name
- Carex demissa