Simulium noelleri
- Group
- True flies
- Records since 2000
- 58
- Peak month
- April
Skyttea gregaria
- Group
- Fungi
- Records since 2000
- 58
- Peak month
- April
Telmatogeton japonicus
- Group
- True flies
- Records since 2000
- 58
- Peak month
- April
Asian netvein hollyfern
- Group
- Ferns and horsetails
- Records since 2000
- 57
- Scientific name
- Cyrtomium fortunei
Bottlenose Skate, Spearnose Skate, White Skate
- Group
- Fish
- Records since 2000
- 57
- Scientific name
- Rostroraja alba
Bryostigma phaeophysciae
- Group
- Lichens
- Records since 2000
- 57
- Peak month
- April
Chaetoceros teres
- Group
- Seaweeds and algae
- Records since 2000
- 57
- Peak month
- April
Clubiona pallidula
- Group
- Spiders
- Records since 2000
- 57
- Peak month
- April
Halalaimus longicaudatus
- Group
- Roundworms
- Records since 2000
- 57
- Peak month
- April
Maccoa Duck
- Group
- Birds
- Records since 2000
- 57
- Scientific name
- Oxyura maccoa
Peronospora conglomerata
- Group
- Microorganisms and protists
- Records since 2000
- 57
- Peak month
- April
Petta pusilla
- Group
- Worms (annelids)
- Records since 2000
- 57
- Peak month
- April
Pleurosticta acetabulum
- Group
- Lichens
- Records since 2000
- 57
- Peak month
- April
Rhithrogena germanica
- Group
- Mayflies
- Records since 2000
- 57
- Peak month
- April
Sarsinebalia urgorrii
- Group
- Crustaceans
- Records since 2000
- 57
- Peak month
- April
Achelia laevis
- Group
- Other invertebrates
- Records since 2000
- 56
- Peak month
- April
Arabis caucasica
- Group
- Flowering plants
- Records since 2000
- 56
- Peak month
- April
Brianaria sylvicola
- Group
- Lichens
- Records since 2000
- 56
- Peak month
- April
Diaporthe eres
- Group
- Fungi
- Records since 2000
- 56
- Peak month
- April
Greenhouse Millipede
- Group
- Millipedes
- Records since 2000
- 56
- Scientific name
- Oxidus gracilis
Paraisaria gracilis
- Group
- Fungi
- Records since 2000
- 56
- Peak month
- April
Saxifraga urbium
- Group
- Flowering plants
- Records since 2000
- 56
- Peak month
- April
Common Cryptops
- Group
- Centipedes
- Records since 2000
- 55
- Scientific name
- Cryptops hortensis
Eisenia andrei
- Group
- Worms (annelids)
- Records since 2000
- 55
- Peak month
- April
Epidapus microthorax
- Group
- True flies
- Records since 2000
- 55
- Peak month
- April
Frustulia crassinveria
- Group
- Seaweeds and algae
- Records since 2000
- 55
- Peak month
- April
Heterotanais oerstedii
- Group
- Crustaceans
- Records since 2000
- 55
- Peak month
- April
Orthocladius consobrinus
- Group
- True flies
- Records since 2000
- 55
- Peak month
- April
Unguiculariopsis lettaui
- Group
- Fungi
- Records since 2000
- 55
- Peak month
- April
Brachonyx pineti
- Group
- Beetles
- Records since 2000
- 54
- Peak month
- April
Brevicornu fuscipenne
- Group
- True flies
- Records since 2000
- 54
- Peak month
- April
Dorylaimopsis punctata
- Group
- Roundworms
- Records since 2000
- 54
- Peak month
- April
Entoloma vernum
- Group
- Fungi
- Records since 2000
- 54
- Peak month
- April
Nebalia reboredae
- Group
- Crustaceans
- Records since 2000
- 54
- Peak month
- April
Tripos bucephalus
- Group
- Microorganisms and protists
- Records since 2000
- 54
- Peak month
- April
Ceutorhynchus alliariae
- Group
- Beetles
- Records since 2000
- 53
- Peak month
- April
Cryptomyces maximus
- Group
- Fungi
- Records since 2000
- 53
- Peak month
- April
Isotomurus maculatus
- Group
- Springtails
- Records since 2000
- 53
- Peak month
- April
Neoleria inscripta
- Group
- True flies
- Records since 2000
- 53
- Peak month
- April
Ophelia roscoffensis
- Group
- Worms (annelids)
- Records since 2000
- 53
- Peak month
- April
Peronospora hiemalis
- Group
- Microorganisms and protists
- Records since 2000
- 53
- Peak month
- April
Psammothidium bioretii
- Group
- Seaweeds and algae
- Records since 2000
- 53
- Peak month
- April
Barred Tooth-striped
- Group
- Butterflies and moths
- Records since 2000
- 52
- Scientific name
- Trichopteryx polycommata
Club pincushion
- Group
- Mosses
- Records since 2000
- 52
- Scientific name
- Ulota coarctata
Hoplocampa chrysorrhoea
- Group
- Bees, wasps and ants
- Records since 2000
- 52
- Peak month
- April
Philoscia affinis
- Group
- Crustaceans
- Records since 2000
- 52
- Peak month
- April
Phryno vetula
- Group
- True flies
- Records since 2000
- 52
- Peak month
- April
Puccinia saniculae
- Group
- Fungi
- Records since 2000
- 52
- Peak month
- April