Pale Prominent
- Group
- Butterflies and moths
- Records since 2000
- 2,976
- Scientific name
- Pterostoma palpina
Parelle
- Group
- Lichens
- Records since 2000
- 2,976
- Scientific name
- Ochrolechia parella
Plant bug
- Group
- True bugs
- Records since 2000
- 2,971
- Scientific name
- Heterotoma planicornis
Dotted Clay
- Group
- Butterflies and moths
- Records since 2000
- 2,960
- Scientific name
- Xestia baja
Clonal Plumose Anemone
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 2,931
- Scientific name
- Metridium senile
Two-spined Grass Bug
- Group
- True bugs
- Records since 2000
- 2,922
- Scientific name
- Stenodema calcarata
Black-horned Smoothtail
- Group
- True flies
- Records since 2000
- 2,911
- Scientific name
- Epistrophe grossulariae
Herring-bone Hydroid
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 2,909
- Scientific name
- Halecium halecinum
Ampharete finmarchica
- Group
- Worms (annelids)
- Records since 2000
- 2,896
- Peak month
- July
Common Yellow Conch
- Group
- Butterflies and moths
- Records since 2000
- 2,892
- Scientific name
- Agapeta hamana
Garden Tiger
- Group
- Butterflies and moths
- Records since 2000
- 2,881
- Scientific name
- Arctia caja
White Letter Hairstreak
- Group
- Butterflies and moths
- Records since 2000
- 2,866
- Scientific name
- Satyrium w-album
Horse-radish
- Group
- Flowering plants
- Records since 2000
- 2,856
- Scientific name
- Armoracia rusticana
Beautiful Golden Y
- Group
- Butterflies and moths
- Records since 2000
- 2,847
- Scientific name
- Autographa pulchrina
Codriophorus aquaticus
- Group
- Mosses
- Records since 2000
- 2,831
- Peak month
- July
Red cushion stat
- Group
- Starfish and sea urchins
- Records since 2000
- 2,817
- Scientific name
- Porania pulvillus
Reed Sweet-grass
- Group
- Flowering plants
- Records since 2000
- 2,809
- Scientific name
- Glyceria maxima
Athripsodes aterrimus
- Group
- Caddisflies
- Records since 2000
- 2,803
- Peak month
- July
Bog-moss Flapwort
- Group
- Liverworts
- Records since 2000
- 2,799
- Scientific name
- Odontoschisma sphagni
Cloaked Minor
- Group
- Butterflies and moths
- Records since 2000
- 2,791
- Scientific name
- Mesoligia furuncula
Colonial Seasquirt
- Group
- Sea squirts
- Records since 2000
- 2,785
- Scientific name
- Morchellium argus
Botanophila fugax
- Group
- True flies
- Records since 2000
- 2,781
- Peak month
- July
Common Bladder Snail
- Group
- Molluscs
- Records since 2000
- 2,764
- Scientific name
- Physa fontinalis
Curled Hook-moss
- Group
- Mosses
- Records since 2000
- 2,761
- Scientific name
- Palustriella commutata
Dusky Rock-moss
- Group
- Mosses
- Records since 2000
- 2,727
- Scientific name
- Andreaea rothii
Barred Marble
- Group
- Butterflies and moths
- Records since 2000
- 2,725
- Scientific name
- Celypha striana
Pouting Woodlouse-fly
- Group
- True flies
- Records since 2000
- 2,710
- Scientific name
- Rhinophora lepida
Yellow-tail
- Group
- Butterflies and moths
- Records since 2000
- 2,710
- Scientific name
- Euproctis similis
Sessile Grimmia
- Group
- Mosses
- Records since 2000
- 2,708
- Scientific name
- Schistidium apocarpum
Mottled Grasshopper
- Group
- Grasshoppers and crickets
- Records since 2000
- 2,707
- Scientific name
- Myrmeleotettix maculatus
Lady's-Mantle
- Group
- Flowering plants
- Records since 2000
- 2,703
- Scientific name
- Alchemilla mollis
Long-shanked Pincushion
- Group
- Mosses
- Records since 2000
- 2,701
- Scientific name
- Ptychomitrium polyphyllum
Wool-carder Bee
- Group
- Bees, wasps and ants
- Records since 2000
- 2,697
- Scientific name
- Anthidium manicatum
Scrupocellaria
- Group
- Bryozoans
- Records since 2000
- 2,676
- Scientific name
- Scrupocellaria scruposa
Psychoda trinodulosa
- Group
- True flies
- Records since 2000
- 2,668
- Peak month
- July
Little Snipefly
- Group
- True flies
- Records since 2000
- 2,646
- Scientific name
- Chrysopilus asiliformis
Claw Brook-moss
- Group
- Mosses
- Records since 2000
- 2,643
- Scientific name
- Hygrohypnella ochracea
Great Mullein
- Group
- Flowering plants
- Records since 2000
- 2,636
- Scientific name
- Verbascum thapsus
Water Veneer, Watermilfoil moth
- Group
- Butterflies and moths
- Records since 2000
- 2,632
- Scientific name
- Acentria ephemerella
Common Sedgesitter
- Group
- True flies
- Records since 2000
- 2,619
- Scientific name
- Platycheirus clypeatus
Moth
- Group
- Butterflies and moths
- Records since 2000
- 2,616
- Scientific name
- Carcina quercana
Clay
- Group
- Butterflies and moths
- Records since 2000
- 2,612
- Scientific name
- Mythimna ferrago
Synchelidium maculatum
- Group
- Crustaceans
- Records since 2000
- 2,608
- Peak month
- July
Proboscia alata
- Group
- Seaweeds and algae
- Records since 2000
- 2,592
- Peak month
- July
Pomace fly
- Group
- True flies
- Records since 2000
- 2,587
- Scientific name
- Scaptomyza pallida
Niphotrichum ericoides
- Group
- Mosses
- Records since 2000
- 2,582
- Peak month
- July
Common shrew
- Group
- Mammals
- Records since 2000
- 2,577
- Scientific name
- Sorex araneus
Heath-grass
- Group
- Flowering plants
- Records since 2000
- 2,571
- Scientific name
- Danthonia decumbens