Schoenomyza litorella
- Group
- True flies
- Records since 2000
- 675
- Peak month
- July
Slender Bodied Digger Wasp
- Group
- Bees, wasps and ants
- Records since 2000
- 673
- Scientific name
- Crabro cribrarius
Amphilochus manudens
- Group
- Crustaceans
- Records since 2000
- 671
- Peak month
- July
Little Black Blowfly
- Group
- True flies
- Records since 2000
- 671
- Scientific name
- Melanomya nana
Verrall's Spearhorn
- Group
- True flies
- Records since 2000
- 669
- Scientific name
- Chrysotoxum verralli
Roseroot Stonecrop
- Group
- Flowering plants
- Records since 2000
- 668
- Scientific name
- Rhodiola rosea
String Grimmia
- Group
- Mosses
- Records since 2000
- 667
- Scientific name
- Grimmia funalis
Herina lugubris
- Group
- True flies
- Records since 2000
- 665
- Peak month
- July
River Bristle-moss
- Group
- Mosses
- Records since 2000
- 663
- Scientific name
- Orthotrichum rivulare
Yellowish Fork-moss
- Group
- Mosses
- Records since 2000
- 663
- Scientific name
- Dichodontium flavescens
Schilling's rhopalid
- Group
- True bugs
- Records since 2000
- 659
- Scientific name
- Chorosoma schillingii
Acorn Piercer
- Group
- Butterflies and moths
- Records since 2000
- 658
- Scientific name
- Pammene fasciana
Delicate Soldier
- Group
- True flies
- Records since 2000
- 658
- Scientific name
- Oxycera nigricornis
Lysilla loveni
- Group
- Worms (annelids)
- Records since 2000
- 658
- Peak month
- July
Norwegian Wasp
- Group
- Bees, wasps and ants
- Records since 2000
- 657
- Scientific name
- Dolichovespula norwegica
Coquillettidia richiardii
- Group
- True flies
- Records since 2000
- 654
- Peak month
- July
Alpine Clubmoss
- Group
- Clubmosses
- Records since 2000
- 652
- Scientific name
- Diphasiastrum alpinum
Pherbina coryleti
- Group
- True flies
- Records since 2000
- 651
- Peak month
- July
Pales pavida
- Group
- True flies
- Records since 2000
- 650
- Peak month
- July
Elachista fucicola
- Group
- Seaweeds and algae
- Records since 2000
- 649
- Peak month
- July
Oak Mining Sawfly
- Group
- Bees, wasps and ants
- Records since 2000
- 649
- Scientific name
- Profenusa pygmaea
Tripos longipes
- Group
- Microorganisms and protists
- Records since 2000
- 649
- Peak month
- July
Thin Cord-moss
- Group
- Mosses
- Records since 2000
- 648
- Scientific name
- Entosthodon attenuatus
Gold-ribbon Argent
- Group
- Butterflies and moths
- Records since 2000
- 647
- Scientific name
- Argyresthia brockeella
Unciola planipes
- Group
- Crustaceans
- Records since 2000
- 645
- Peak month
- July
Lamyra marginata
- Group
- True flies
- Records since 2000
- 644
- Peak month
- July
Bristle Club-rush
- Group
- Flowering plants
- Records since 2000
- 643
- Scientific name
- Isolepis setacea
Alpine Rock-moss
- Group
- Mosses
- Records since 2000
- 640
- Scientific name
- Andreaea hookeri
Gold Spangle
- Group
- Butterflies and moths
- Records since 2000
- 640
- Scientific name
- Autographa bractea
Sarcophaga dissimilis
- Group
- True flies
- Records since 2000
- 640
- Peak month
- July
Giant Spear-moss
- Group
- Mosses
- Records since 2000
- 637
- Scientific name
- Calliergon giganteum
Beerbarrel Shell
- Group
- Molluscs
- Records since 2000
- 633
- Scientific name
- Acteon tornatilis
Eastern pearlshell
- Group
- Molluscs
- Records since 2000
- 629
- Scientific name
- Margaritifera margaritifera
Podded Hydroid
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 627
- Scientific name
- Aglaophenia pluma
Monoceros Beetle
- Group
- Beetles
- Records since 2000
- 624
- Scientific name
- Notoxus monoceros
Fringed Water-lily
- Group
- Flowering plants
- Records since 2000
- 623
- Scientific name
- Nymphoides peltata
Pseudolimnophila sepium
- Group
- True flies
- Records since 2000
- 622
- Peak month
- July
Brown-spot Flat-body
- Group
- Butterflies and moths
- Records since 2000
- 620
- Scientific name
- Agonopterix alstromeriana
Dull-bellied Blacklet
- Group
- True flies
- Records since 2000
- 618
- Scientific name
- Cheilosia proxima
Heath Fingerwort
- Group
- Liverworts
- Records since 2000
- 618
- Scientific name
- Kurzia trichoclados
Truffle Blacklet
- Group
- True flies
- Records since 2000
- 618
- Scientific name
- Cheilosia ruffipes
Bantry Notchwort
- Group
- Liverworts
- Records since 2000
- 617
- Scientific name
- Mesoptychia bantriensis
Hartman's Grimmia
- Group
- Mosses
- Records since 2000
- 616
- Scientific name
- Grimmia hartmanii
Leopard Moth
- Group
- Butterflies and moths
- Records since 2000
- 613
- Scientific name
- Zeuzera pyrina
Sand Tailed Digger Wasp
- Group
- Bees, wasps and ants
- Records since 2000
- 613
- Scientific name
- Cerceris arenaria
Shore fly
- Group
- True flies
- Records since 2000
- 612
- Scientific name
- Hydrellia griseola
Purple Saxifrage
- Group
- Flowering plants
- Records since 2000
- 610
- Scientific name
- Saxifraga oppositifolia
Long fringe-moss / elongate racomitrium moss
- Group
- Mosses
- Records since 2000
- 609
- Scientific name
- Niphotrichum elongatum