Cobweb weaver
- Group
- Spiders
- Records since 2000
- 1,685
- Scientific name
- Steatoda nobilis
Schizomavella linearis
- Group
- Bryozoans
- Records since 2000
- 1,685
- Peak month
- August
Epicoccum nigrum
- Group
- Fungi
- Records since 2000
- 1,673
- Peak month
- August
Ascidia virginea
- Group
- Sea squirts
- Records since 2000
- 1,669
- Peak month
- August
Hippomedon denticulatus
- Group
- Crustaceans
- Records since 2000
- 1,665
- Peak month
- August
Tripos macroceros
- Group
- Microorganisms and protists
- Records since 2000
- 1,664
- Peak month
- August
Malmgrenia ljungmani
- Group
- Worms (annelids)
- Records since 2000
- 1,660
- Peak month
- August
Schwenckfeldina carbonaria
- Group
- True flies
- Records since 2000
- 1,654
- Peak month
- August
Ringed China-mark
- Group
- Butterflies and moths
- Records since 2000
- 1,652
- Scientific name
- Parapoynx stratiotata
Short-beaked common dolphin
- Group
- Mammals
- Records since 2000
- 1,652
- Scientific name
- Delphinus delphis
White-rumped Sandpiper
- Group
- Birds
- Records since 2000
- 1,643
- Scientific name
- Calidris fuscicollis
Parengyodontium album
- Group
- Fungi
- Records since 2000
- 1,635
- Peak month
- August
Hornet Robberfly
- Group
- True flies
- Records since 2000
- 1,628
- Scientific name
- Asilus crabroniformis
Cystofilobasidium capitatum
- Group
- Fungi
- Records since 2000
- 1,626
- Peak month
- August
Emericella sydowii
- Group
- Fungi
- Records since 2000
- 1,622
- Peak month
- August
Eirene kambara
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 1,620
- Peak month
- August
Hortaea werneckii
- Group
- Fungi
- Records since 2000
- 1,620
- Peak month
- August
Uzbekistanica vitis-viniferae
- Group
- Fungi
- Records since 2000
- 1,620
- Peak month
- August
Broad-clawed Porcelain Crab
- Group
- Crustaceans
- Records since 2000
- 1,619
- Scientific name
- Porcellana platycheles
Metacallophyllis spec
- Group
- Seaweeds and algae
- Records since 2000
- 1,609
- Peak month
- August
Sea Rocket
- Group
- Flowering plants
- Records since 2000
- 1,596
- Scientific name
- Cakile maritima
Dromius quadrimaculatus
- Group
- Beetles
- Records since 2000
- 1,593
- Peak month
- August
Grass-of-Parnassus
- Group
- Flowering plants
- Records since 2000
- 1,589
- Scientific name
- Parnassia palustris
Reptadeonella violacea
- Group
- Bryozoans
- Records since 2000
- 1,585
- Peak month
- August
Magellanic Bog-moss
- Group
- Mosses
- Records since 2000
- 1,583
- Scientific name
- Sphagnum magellanicum
Dark Marbled Carpet
- Group
- Butterflies and moths
- Records since 2000
- 1,574
- Scientific name
- Dysstroma citrata
Glaucomaria sulphurea
- Group
- Lichens
- Records since 2000
- 1,570
- Peak month
- August
Harmothoe extenuata
- Group
- Worms (annelids)
- Records since 2000
- 1,568
- Peak month
- August
Pointed Snail
- Group
- Molluscs
- Records since 2000
- 1,568
- Scientific name
- Cochlicella acuta
Shanny
- Group
- Fish
- Records since 2000
- 1,564
- Scientific name
- Lipophrys pholis
European prickly cockle
- Group
- Molluscs
- Records since 2000
- 1,561
- Scientific name
- Acanthocardia echinata
Common Sea Slater
- Group
- Crustaceans
- Records since 2000
- 1,560
- Scientific name
- Ligia oceanica
Opilio canestrinii
- Group
- Mites, harvestmen and other arachnids
- Records since 2000
- 1,560
- Peak month
- August
Common bottlenose dolphin
- Group
- Mammals
- Records since 2000
- 1,558
- Scientific name
- Tursiops truncatus
Artichoke Gall
- Group
- Bees, wasps and ants
- Records since 2000
- 1,556
- Scientific name
- Andricus foecundatrix
Marsh Damselbug
- Group
- True bugs
- Records since 2000
- 1,537
- Scientific name
- Nabis limbatus
Prionospio multibranchiata
- Group
- Worms (annelids)
- Records since 2000
- 1,536
- Peak month
- August
Bog Bush Cricket
- Group
- Grasshoppers and crickets
- Records since 2000
- 1,522
- Scientific name
- Metrioptera brachyptera
Chequered Fruit-tree Tortrix
- Group
- Butterflies and moths
- Records since 2000
- 1,522
- Scientific name
- Pandemis corylana
Dark-barred Twin-spot Carpet
- Group
- Butterflies and moths
- Records since 2000
- 1,520
- Scientific name
- Xanthorhoe ferrugata
Eulalia bilineata
- Group
- Worms (annelids)
- Records since 2000
- 1,507
- Peak month
- August
Pandalina brevirostris
- Group
- Crustaceans
- Records since 2000
- 1,504
- Peak month
- August
Anthura gracilis
- Group
- Crustaceans
- Records since 2000
- 1,503
- Peak month
- August
Rusty Dot
- Group
- Butterflies and moths
- Records since 2000
- 1,500
- Scientific name
- Udea ferrugalis
Moerella donacina
- Group
- Molluscs
- Records since 2000
- 1,499
- Peak month
- August
Old Lady
- Group
- Butterflies and moths
- Records since 2000
- 1,493
- Scientific name
- Mormo maura
Plant bug
- Group
- True bugs
- Records since 2000
- 1,493
- Scientific name
- Phytocoris varipes
Hairy Wood Ant
- Group
- Bees, wasps and ants
- Records since 2000
- 1,492
- Scientific name
- Formica lugubris