Hound's-tongue
- Group
- Flowering plants
- Records since 2000
- 1,679
- Scientific name
- Cynoglossum officinale
Mustard kidney lichen
- Group
- Lichens
- Records since 2000
- 1,679
- Scientific name
- Nephroma laevigatum
Plaited Door Snail
- Group
- Molluscs
- Records since 2000
- 1,675
- Scientific name
- Cochlodina laminata
Twisted Ramshorn
- Group
- Molluscs
- Records since 2000
- 1,674
- Scientific name
- Bathyomphalus contortus
Scaly Dog-lichen
- Group
- Lichens
- Records since 2000
- 1,668
- Scientific name
- Peltigera praetextata
Epiphragma ocellare
- Group
- True flies
- Records since 2000
- 1,660
- Peak month
- May
Green-Winged Orchid
- Group
- Flowering plants
- Records since 2000
- 1,657
- Scientific name
- Anacamptis morio
Pyrrhospora lichen
- Group
- Lichens
- Records since 2000
- 1,655
- Scientific name
- Pyrrhospora quernea
Powdered Moon Lichen
- Group
- Lichens
- Records since 2000
- 1,644
- Scientific name
- Sticta limbata
Norway Spruce
- Group
- Conifers
- Records since 2000
- 1,639
- Scientific name
- Picea abies
Least Black Arches
- Group
- Butterflies and moths
- Records since 2000
- 1,636
- Scientific name
- Nola confusalis
Orange Pixie-hair Lichen
- Group
- Lichens
- Records since 2000
- 1,636
- Scientific name
- Coenogonium luteum
Lecanora soralifera
- Group
- Lichens
- Records since 2000
- 1,632
- Peak month
- May
White-edged Stone Lichen
- Group
- Lichens
- Records since 2000
- 1,629
- Scientific name
- Trapelia coarctata
Apion frumentarium
- Group
- Beetles
- Records since 2000
- 1,626
- Peak month
- May
Old-wood Lichen
- Group
- Lichens
- Records since 2000
- 1,626
- Scientific name
- Lecanactis abietina
Peppered Moon Lichen
- Group
- Lichens
- Records since 2000
- 1,621
- Scientific name
- Sticta fuliginosa
Lecidea grisella
- Group
- Lichens
- Records since 2000
- 1,615
- Peak month
- May
Olive Scribble Lichen
- Group
- Lichens
- Records since 2000
- 1,611
- Scientific name
- Opegrapha vulgata
Erioconopa trivialis
- Group
- True flies
- Records since 2000
- 1,606
- Peak month
- May
Rhagium mordax
- Group
- Beetles
- Records since 2000
- 1,606
- Peak month
- May
Two-coloured Mason Bee
- Group
- Bees, wasps and ants
- Records since 2000
- 1,599
- Scientific name
- Osmia bicolor
Badister bullatus
- Group
- Beetles
- Records since 2000
- 1,593
- Peak month
- May
Acorn Weevil
- Group
- Beetles
- Records since 2000
- 1,586
- Scientific name
- Curculio glandium
Heather Beetle
- Group
- Beetles
- Records since 2000
- 1,585
- Scientific name
- Lochmaea suturalis
Spotted lacehopper
- Group
- True bugs
- Records since 2000
- 1,581
- Scientific name
- Tachycixius pilosus
Margined click beetle
- Group
- Beetles
- Records since 2000
- 1,577
- Scientific name
- Dalopius marginatus
Cocksfoot Moth
- Group
- Butterflies and moths
- Records since 2000
- 1,576
- Scientific name
- Glyphipterix simpliciella
Spring harp ground beetle
- Group
- Beetles
- Records since 2000
- 1,572
- Scientific name
- Pterostichus vernalis
Fuscidea lichen
- Group
- Lichens
- Records since 2000
- 1,569
- Scientific name
- Fuscidea cyathoides
Bembidion biguttatum
- Group
- Beetles
- Records since 2000
- 1,566
- Peak month
- May
Coriomeris denticulatus
- Group
- True bugs
- Records since 2000
- 1,561
- Also known as
- Denticulate Leatherbug
Leach's Bithynia
- Group
- Molluscs
- Records since 2000
- 1,558
- Scientific name
- Bithynia leachii
Orange Footman
- Group
- Butterflies and moths
- Records since 2000
- 1,557
- Scientific name
- Wittia sororcula
Winter-cress
- Group
- Flowering plants
- Records since 2000
- 1,551
- Scientific name
- Barbarea vulgaris
Cheilotrichia cinerascens
- Group
- True flies
- Records since 2000
- 1,548
- Peak month
- May
Meadow Saxifrage
- Group
- Flowering plants
- Records since 2000
- 1,545
- Scientific name
- Saxifraga granulata
Comb-toothed Nereid
- Group
- Worms (annelids)
- Records since 2000
- 1,539
- Scientific name
- Platynereis dumerilii
Red Ant
- Group
- Bees, wasps and ants
- Records since 2000
- 1,529
- Scientific name
- Myrmica rubra
Yellow Azalea
- Group
- Flowering plants
- Records since 2000
- 1,527
- Scientific name
- Rhododendron luteum
Oxypselaphus obscurus
- Group
- Beetles
- Records since 2000
- 1,525
- Peak month
- May
Lime Hawk-moth
- Group
- Butterflies and moths
- Records since 2000
- 1,521
- Scientific name
- Mimas tiliae
Lipstick Powderhorn
- Group
- Lichens
- Records since 2000
- 1,520
- Scientific name
- Cladonia macilenta
Marsh Frog
- Group
- Amphibians
- Records since 2000
- 1,516
- Scientific name
- Pelophylax ridibundus
Sea Gherkin
- Group
- Starfish and sea urchins
- Records since 2000
- 1,512
- Scientific name
- Pawsonia saxicola
Cladonia diversa
- Group
- Lichens
- Records since 2000
- 1,509
- Peak month
- May
Pink-sorrel
- Group
- Flowering plants
- Records since 2000
- 1,509
- Scientific name
- Oxalis articulata
Hesperocorixa linnaei
- Group
- True bugs
- Records since 2000
- 1,508
- Peak month
- May