Thermobispora bispora
- Group
- Microorganisms and protists
- Records since 2000
- 52
- Peak month
- May
A ground beetle
- Group
- Beetles
- Records since 2000
- 51
- Scientific name
- Dyschirius obscurus
Anotylus inustus
- Group
- Beetles
- Records since 2000
- 51
- Peak month
- May
Caprella septentrionalis
- Group
- Crustaceans
- Records since 2000
- 51
- Peak month
- May
Caulacanthus ustulatus
- Group
- Seaweeds and algae
- Records since 2000
- 51
- Peak month
- May
Cinara piceae
- Group
- True bugs
- Records since 2000
- 51
- Peak month
- May
Deinopsis erosa
- Group
- Beetles
- Records since 2000
- 51
- Peak month
- May
Eudendrium annulatum
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 51
- Peak month
- May
Heterostylodes nominabilis
- Group
- True flies
- Records since 2000
- 51
- Peak month
- May
Hydria cervinalis
- Group
- Butterflies and moths
- Records since 2000
- 51
- Peak month
- May
Joergensen's Notchwort
- Group
- Liverworts
- Records since 2000
- 51
- Scientific name
- Anastrophyllum joergensenii
Lentinus tigrinus
- Group
- Fungi
- Records since 2000
- 51
- Peak month
- May
Lonchaea postica
- Group
- True flies
- Records since 2000
- 51
- Peak month
- May
Microlaimus monstrosus
- Group
- Roundworms
- Records since 2000
- 51
- Peak month
- May
Odontophora exharena
- Group
- Roundworms
- Records since 2000
- 51
- Peak month
- May
Paracanthonchus platti
- Group
- Roundworms
- Records since 2000
- 51
- Peak month
- May
Phorocera assimilis
- Group
- True flies
- Records since 2000
- 51
- Peak month
- May
Polycephalomyces tomentosus
- Group
- Fungi
- Records since 2000
- 51
- Peak month
- May
Psectrocladius oxyura
- Group
- True flies
- Records since 2000
- 51
- Peak month
- May
Puccinia betonicae
- Group
- Fungi
- Records since 2000
- 51
- Peak month
- May
Raspberry Sawfly
- Group
- Bees, wasps and ants
- Records since 2000
- 51
- Scientific name
- Monophadnoides rubi
Taphrorychus bicolor
- Group
- Beetles
- Records since 2000
- 51
- Peak month
- May
Tasgius melanarius
- Group
- Beetles
- Records since 2000
- 51
- Peak month
- May
Tremella coppinsii
- Group
- Fungi
- Records since 2000
- 51
- Peak month
- May
Trixoscelis similis
- Group
- True flies
- Records since 2000
- 51
- Peak month
- May
Apethymus serotinus
- Group
- Bees, wasps and ants
- Records since 2000
- 50
- Peak month
- May
Apolochus spencebatei
- Group
- Crustaceans
- Records since 2000
- 50
- Peak month
- May
Colydium elongatum
- Group
- Beetles
- Records since 2000
- 50
- Peak month
- May
Cornflag
- Group
- Flowering plants
- Records since 2000
- 50
- Scientific name
- Gladiolus communis
Corynoptera cavipes
- Group
- True flies
- Records since 2000
- 50
- Peak month
- May
Cycloporus papillosus
- Group
- Flatworms
- Records since 2000
- 50
- Peak month
- May
Dicranomyia quadra
- Group
- True flies
- Records since 2000
- 50
- Peak month
- May
Eastern bonelli’s warbler
- Group
- Birds
- Records since 2000
- 50
- Scientific name
- Phylloscopus orientalis
Epinotia tetraquetrana
- Group
- Butterflies and moths
- Records since 2000
- 50
- Peak month
- May
Montagu's Harrier
- Group
- Birds
- Records since 2000
- 50
- Scientific name
- Circus pygargus
Navicula protracta
- Group
- Seaweeds and algae
- Records since 2000
- 50
- Peak month
- May
Ozyptila simplex
- Group
- Spiders
- Records since 2000
- 50
- Peak month
- May
Palliolum striatum
- Group
- Molluscs
- Records since 2000
- 50
- Peak month
- May
Pamphilius sylvaticus
- Group
- Bees, wasps and ants
- Records since 2000
- 50
- Peak month
- May
Pauper Pug
- Group
- Butterflies and moths
- Records since 2000
- 50
- Scientific name
- Eupithecia egenaria
Periconia cookei
- Group
- Fungi
- Records since 2000
- 50
- Peak month
- May
Ustilago striiformis
- Group
- Fungi
- Records since 2000
- 50
- Peak month
- May