Large Tiphia
- Group
- Bees, wasps and ants
- Records since 2000
- 458
- Scientific name
- Tiphia femorata
Firedot Lichen
- Group
- Lichens
- Records since 2000
- 457
- Scientific name
- Athallia holocarpa
Sonchus rust
- Group
- Fungi
- Records since 2000
- 457
- Scientific name
- Peristemma pseudosphaeria
Lesne's Earwig
- Group
- Other insects
- Records since 2000
- 456
- Scientific name
- Forficula lesnei
Ophonus ardosiacus
- Group
- Beetles
- Records since 2000
- 456
- Peak month
- August
Cluster anemone
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 455
- Scientific name
- Parazoanthus anguicomus
Diodora graeca
- Group
- Molluscs
- Records since 2000
- 455
- Peak month
- August
Novocrania anomala
- Group
- Other invertebrates
- Records since 2000
- 455
- Peak month
- August
Linnaemya vulpina
- Group
- True flies
- Records since 2000
- 454
- Peak month
- August
Cladonia strepsilis
- Group
- Lichens
- Records since 2000
- 453
- Peak month
- August
Dinophysis acuta
- Group
- Microorganisms and protists
- Records since 2000
- 452
- Peak month
- August
Escharina johnstoni
- Group
- Bryozoans
- Records since 2000
- 452
- Peak month
- August
Ramalina canariensis
- Group
- Lichens
- Records since 2000
- 451
- Peak month
- August
Scoletoma magnidentata
- Group
- Worms (annelids)
- Records since 2000
- 450
- Peak month
- August
Eunice dubitata
- Group
- Worms (annelids)
- Records since 2000
- 449
- Peak month
- August
Neglected rustic
- Group
- Butterflies and moths
- Records since 2000
- 447
- Scientific name
- Xestia castanea
Lotophila atra
- Group
- True flies
- Records since 2000
- 446
- Peak month
- August
Exorista rustica
- Group
- True flies
- Records since 2000
- 445
- Peak month
- August
Harmothoe fragilis
- Group
- Worms (annelids)
- Records since 2000
- 445
- Peak month
- August
Leucothoe procera
- Group
- Crustaceans
- Records since 2000
- 444
- Peak month
- August
Palaemon elegans
- Group
- Crustaceans
- Records since 2000
- 444
- Peak month
- August
Migrant spreadwing
- Group
- Dragonflies and damselflies
- Records since 2000
- 443
- Scientific name
- Lestes barbarus
Olisthopus rotundatus
- Group
- Beetles
- Records since 2000
- 442
- Peak month
- August
Shoreweed
- Group
- Flowering plants
- Records since 2000
- 441
- Scientific name
- Littorella uniflora
Blue Moor-grass
- Group
- Flowering plants
- Records since 2000
- 440
- Scientific name
- Sesleria caerulea
Lumbrineris futilis
- Group
- Worms (annelids)
- Records since 2000
- 440
- Peak month
- August
Theba pisana
- Group
- Molluscs
- Records since 2000
- 440
- Peak month
- August
Nysius huttoni
- Group
- True bugs
- Records since 2000
- 438
- Peak month
- August
Fireworks anemone
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 437
- Scientific name
- Pachycerianthus multiplicatus
Erythroglossum laciniatum
- Group
- Seaweeds and algae
- Records since 2000
- 436
- Peak month
- August
Micropora normani
- Group
- Bryozoans
- Records since 2000
- 435
- Peak month
- August
Goniada emerita
- Group
- Worms (annelids)
- Records since 2000
- 434
- Peak month
- August
Aricidea wassi
- Group
- Worms (annelids)
- Records since 2000
- 431
- Peak month
- August
Callistephanus pallida
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 429
- Peak month
- August
Cribrilina punctata
- Group
- Bryozoans
- Records since 2000
- 429
- Peak month
- August
A Mining Bee
- Group
- Bees, wasps and ants
- Records since 2000
- 428
- Scientific name
- Andrena marginata
Ophelina modesta
- Group
- Worms (annelids)
- Records since 2000
- 427
- Peak month
- August
Russula paludosa
- Group
- Fungi
- Records since 2000
- 427
- Peak month
- August
Puccinia circaeae
- Group
- Fungi
- Records since 2000
- 426
- Peak month
- August
Longitarsus pratensis
- Group
- Beetles
- Records since 2000
- 424
- Peak month
- August
Neomenia carinata
- Group
- Molluscs
- Records since 2000
- 424
- Peak month
- August
Tall flatsedge
- Group
- Flowering plants
- Records since 2000
- 424
- Scientific name
- Cyperus eragrostis
Valenzuela burmeisteri
- Group
- Other insects
- Records since 2000
- 424
- Peak month
- August
Gnathia vorax
- Group
- Crustaceans
- Records since 2000
- 423
- Peak month
- August
Streptodonta pterochaeta
- Group
- Worms (annelids)
- Records since 2000
- 422
- Peak month
- August
Ypsolophus sequella
- Group
- Butterflies and moths
- Records since 2000
- 421
- Peak month
- August
Hippasteria phrygiana
- Group
- Starfish and sea urchins
- Records since 2000
- 420
- Peak month
- August
Collared Banded-leg Midge
- Group
- True flies
- Records since 2000
- 418
- Scientific name
- Ablabesmyia monilis