Digger small dung beetle
- Group
- Beetles
- Records since 2000
- 627
- Scientific name
- Teuchestes fossor
Agonum gracile
- Group
- Beetles
- Records since 2000
- 625
- Peak month
- May
Phyllocoptes goniothorax
- Group
- Mites, harvestmen and other arachnids
- Records since 2000
- 625
- Peak month
- May
Sea Storm Lichen
- Group
- Lichens
- Records since 2000
- 625
- Scientific name
- Cetrelia olivetorum
Common Roller
- Group
- Butterflies and moths
- Records since 2000
- 623
- Scientific name
- Ancylis badiana
Small Turnip Flea Beetle
- Group
- Beetles
- Records since 2000
- 622
- Scientific name
- Phyllotreta undulata
Syntormon pallipes
- Group
- True flies
- Records since 2000
- 622
- Peak month
- May
Knotted Crane's-bill
- Group
- Flowering plants
- Records since 2000
- 621
- Scientific name
- Geranium nodosum
Oxystoma pomonae
- Group
- Beetles
- Records since 2000
- 620
- Peak month
- May
Green Tortoise Beetle
- Group
- Beetles
- Records since 2000
- 619
- Scientific name
- Cassida viridis
Rosy Garlic
- Group
- Flowering plants
- Records since 2000
- 618
- Scientific name
- Allium roseum
Enicmus transversus
- Group
- Beetles
- Records since 2000
- 614
- Peak month
- May
Agriotes acuminatus
- Group
- Beetles
- Records since 2000
- 612
- Peak month
- May
Coryphella browni
- Group
- Molluscs
- Records since 2000
- 612
- Peak month
- May
Kentish Plover
- Group
- Birds
- Records since 2000
- 609
- Scientific name
- Charadrius alexandrinus
Eastern Rocket
- Group
- Flowering plants
- Records since 2000
- 608
- Scientific name
- Sisymbrium orientale
Perapion hydrolapathi
- Group
- Beetles
- Records since 2000
- 608
- Peak month
- May
Blue Jellyskin Lichen
- Group
- Lichens
- Records since 2000
- 607
- Scientific name
- Leptogium cyanescens
Chaenotheca trichialis
- Group
- Lichens
- Records since 2000
- 607
- Peak month
- May
Rhizophagus dispar
- Group
- Beetles
- Records since 2000
- 605
- Peak month
- May
Varicellaria hemisphaerica
- Group
- Lichens
- Records since 2000
- 605
- Peak month
- May
Grammotaulius nigropunctatus
- Group
- Caddisflies
- Records since 2000
- 604
- Peak month
- May
White-sided Cleaver
- Group
- Bees, wasps and ants
- Records since 2000
- 604
- Scientific name
- Aglaostigma fulvipes
Diastylis lucifera
- Group
- Crustaceans
- Records since 2000
- 603
- Peak month
- May
Pill Beetle
- Group
- Beetles
- Records since 2000
- 603
- Scientific name
- Byrrhus pilula
Ilybius montanus
- Group
- Beetles
- Records since 2000
- 602
- Peak month
- May
Criorhina berberina
- Group
- True flies
- Records since 2000
- 601
- Peak month
- May
Dicheirotrichus placidus
- Group
- Beetles
- Records since 2000
- 600
- Peak month
- May
Water-violet
- Group
- Flowering plants
- Records since 2000
- 598
- Scientific name
- Hottonia palustris
Microlestes maurus
- Group
- Beetles
- Records since 2000
- 594
- Peak month
- May
Dicyphus stachydis
- Group
- True bugs
- Records since 2000
- 593
- Peak month
- May
Small pitcher horny sponge
- Group
- Sponges
- Records since 2000
- 593
- Scientific name
- Haliclona urceolus
Chaetomorpha ligustica
- Group
- Seaweeds and algae
- Records since 2000
- 589
- Peak month
- May
Cymus glandicolor
- Group
- True bugs
- Records since 2000
- 588
- Peak month
- May
Psammoecus bipunctatus
- Group
- Beetles
- Records since 2000
- 587
- Peak month
- May
Anaspis fasciata
- Group
- Beetles
- Records since 2000
- 586
- Peak month
- May
Beetle
- Group
- Beetles
- Records since 2000
- 586
- Scientific name
- Perapion violaceum
Ribbed Grass Snail
- Group
- Molluscs
- Records since 2000
- 586
- Scientific name
- Vallonia costata
Chrysothrix flavovirens
- Group
- Lichens
- Records since 2000
- 585
- Peak month
- May
Pogonocherus hispidulus
- Group
- Beetles
- Records since 2000
- 583
- Peak month
- May
Crepidodera aurea
- Group
- Beetles
- Records since 2000
- 580
- Peak month
- May
Terete skin lichen
- Group
- Lichens
- Records since 2000
- 580
- Scientific name
- Leptogium teretiusculum
Worm Lichen
- Group
- Lichens
- Records since 2000
- 579
- Scientific name
- Alyxoria culmigena
Five-spotted Club-horned Wasp
- Group
- Bees, wasps and ants
- Records since 2000
- 578
- Scientific name
- Sapyga quinquepunctata
Largeleaf Avens
- Group
- Flowering plants
- Records since 2000
- 578
- Scientific name
- Geum macrophyllum
Amara convexior
- Group
- Beetles
- Records since 2000
- 575
- Peak month
- May
Anaspis regimbarti
- Group
- Beetles
- Records since 2000
- 573
- Peak month
- May
Alpine Bloodspot Lichen
- Group
- Lichens
- Records since 2000
- 572
- Scientific name
- Ophioparma ventosa