Crucian Carp
- Group
- Fish
- Records since 2000
- 226
- Scientific name
- Carassius carassius
White-crowned sparrow
- Group
- Birds
- Records since 2000
- 224
- Scientific name
- Zonotrichia leucophrys
Coprinopsis stercorea
- Group
- Fungi
- Records since 2000
- 213
- Peak month
- January
Booted eagle
- Group
- Birds
- Records since 2000
- 207
- Scientific name
- Hieraaetus pennatus
Roseomonas stagni
- Group
- Microorganisms and protists
- Records since 2000
- 203
- Peak month
- January
Matt felt lichen
- Group
- Lichens
- Records since 2000
- 196
- Scientific name
- Peltigera malacea
Panellus mitis
- Group
- Fungi
- Records since 2000
- 196
- Peak month
- January
Roseomonas rosea
- Group
- Microorganisms and protists
- Records since 2000
- 196
- Peak month
- January
Exidiopsis effusa
- Group
- Fungi
- Records since 2000
- 195
- Peak month
- January
Chthoniobacter flavus
- Group
- Microorganisms and protists
- Records since 2000
- 194
- Peak month
- January
Mycoplasma ovis
- Group
- Microorganisms and protists
- Records since 2000
- 194
- Peak month
- January
Sulfuricaulis limicola
- Group
- Microorganisms and protists
- Records since 2000
- 194
- Peak month
- January
Staphylococcus pseudintermedius
- Group
- Microorganisms and protists
- Records since 2000
- 193
- Peak month
- January
Terrimicrobium sacchariphilum
- Group
- Microorganisms and protists
- Records since 2000
- 192
- Peak month
- January
Prosthecobacter dejongeii
- Group
- Microorganisms and protists
- Records since 2000
- 190
- Peak month
- January
Prosthecobacter vanneervenii
- Group
- Microorganisms and protists
- Records since 2000
- 190
- Peak month
- January
Luteolibacter algae
- Group
- Microorganisms and protists
- Records since 2000
- 185
- Peak month
- January
Drechmeria balanoides
- Group
- Fungi
- Records since 2000
- 181
- Peak month
- January
Marquandomyces marquandii
- Group
- Fungi
- Records since 2000
- 179
- Peak month
- January
Bucklandiella macounii
- Group
- Mosses
- Records since 2000
- 178
- Peak month
- January
Campanularia hincksii
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 178
- Peak month
- January
Trametes pubescens
- Group
- Fungi
- Records since 2000
- 172
- Peak month
- January
Acidisphaera rubrifaciens
- Group
- Microorganisms and protists
- Records since 2000
- 171
- Peak month
- January
Maera loveni
- Group
- Crustaceans
- Records since 2000
- 171
- Peak month
- January
Choricystis parasitica
- Group
- Seaweeds and algae
- Records since 2000
- 166
- Peak month
- January
Pseudanabaena
- Group
- Microorganisms and protists
- Records since 2000
- 162
- Peak month
- January
Resinomycena saccharifera
- Group
- Fungi
- Records since 2000
- 162
- Peak month
- January
Synarthonia astroidestera
- Group
- Lichens
- Records since 2000
- 162
- Peak month
- January
Diplocephalus latifrons
- Group
- Spiders
- Records since 2000
- 160
- Peak month
- January
Delicatula integrella
- Group
- Fungi
- Records since 2000
- 159
- Peak month
- January
Immundisolibacter cernigliae
- Group
- Microorganisms and protists
- Records since 2000
- 159
- Peak month
- January
Mortierella alpina
- Group
- Fungi
- Records since 2000
- 159
- Peak month
- January
Ixodes canisuga
- Group
- Mites, harvestmen and other arachnids
- Records since 2000
- 154
- Peak month
- January
Unguiculariopsis thallophila
- Group
- Fungi
- Records since 2000
- 153
- Peak month
- January
Pine bunting
- Group
- Birds
- Records since 2000
- 151
- Scientific name
- Emberiza leucocephalos
Pseudorhodobacter psychrotolerans
- Group
- Microorganisms and protists
- Records since 2000
- 150
- Peak month
- January
Polycirrus denticulatus
- Group
- Worms (annelids)
- Records since 2000
- 148
- Peak month
- January
Hassallia byssoidea
- Group
- Microorganisms and protists
- Records since 2000
- 147
- Peak month
- January
Chamaesiphon minutus
- Group
- Microorganisms and protists
- Records since 2000
- 146
- Peak month
- January
Ramularia purpurascens
- Group
- Fungi
- Records since 2000
- 146
- Peak month
- January
Spiochaetopterus typicus
- Group
- Worms (annelids)
- Records since 2000
- 145
- Peak month
- January
Metacordyceps chlamydosporia
- Group
- Fungi
- Records since 2000
- 144
- Peak month
- January
Sulfuritalea hydrogenivorans
- Group
- Microorganisms and protists
- Records since 2000
- 144
- Peak month
- January
Flavihumibacter solisilvae
- Group
- Microorganisms and protists
- Records since 2000
- 143
- Peak month
- January
A lichen
- Group
- Lichens
- Records since 2000
- 141
- Scientific name
- Porina hibernica
Entyloma microsporum
- Group
- Fungi
- Records since 2000
- 140
- Peak month
- January
Lacunisphaera limnophila
- Group
- Microorganisms and protists
- Records since 2000
- 140
- Peak month
- January
Metarhizium anisopliae
- Group
- Fungi
- Records since 2000
- 139
- Peak month
- January