A Barnacle lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 328
A Barnacle lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 176
A Beard-lichen
- Group
- Lichens
- Peak month
- October
- Records since 2000
- 383
A Beard-lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 221
A bee
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 444
A bee
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 370
A bee
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 365
A bee
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 263
A bee
- Group
- Bees, wasps and ants
- Peak month
- April
- Records since 2000
- 241
A bee
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 236
A bee
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 206
A bee
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 206
A bee
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 194
A bee
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 190
A bee
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 83
A beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 62
A beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 61
A beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 58
A black solitary wasp
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 148
A bryozoan
- Group
- Bryozoans
- Peak month
- August
- Records since 2000
- 155
A burrowing sea cucumber
- Group
- Starfish and sea urchins
- Peak month
- June
- Records since 2000
- 236
A chafer
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 76
A chiton
- Group
- Molluscs
- Peak month
- October
- Records since 2000
- 166
A comma lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 196
A crab
- Group
- Crustaceans
- Peak month
- March
- Records since 2000
- 381
A crab spider
- Group
- Spiders
- Peak month
- August
- Records since 2000
- 107
A cranefly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 449
A cranefly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 433
A cranefly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 270
A cranefly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 251
A cranefly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 232
A cranefly
- Group
- True flies
- Peak month
- September
- Records since 2000
- 135
A cranefly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 129
A cranefly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 121
A cranefly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 83
A cranefly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 78
A cranefly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 59
A cranefly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 59
A cuckoo bee
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 287
A Desmid alga
- Group
- Seaweeds and algae
- Peak month
- July
- Records since 2000
- 54
A Desmid alga
- Group
- Seaweeds and algae
- Peak month
- June
- Records since 2000
- 51
A Digger wasp
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 309
A Digger wasp
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 238
A Digger wasp
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 101
A Dog-lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 302
A fungus
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 341
A fungus
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 171
A fungus
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 121
A fungus
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 107
A fungus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 96
A fungus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 60
A fungus
- Group
- Fungi
- Peak month
- April
- Records since 2000
- 60
A fungus
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 57
A ground beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 80
A ground beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 51
A hermit crab
- Group
- Crustaceans
- Peak month
- July
- Records since 2000
- 58
A Hole nesting wasp
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 81
A Hoverfly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 341
A Hoverfly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 157
A Hoverfly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 64
A Hoverfly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 63
A hydnoid fungi
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 228
A hydnoid fungi
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 148
A hydnoid fungi
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 64
A hydroid
- Group
- Jellyfish, corals and anemones
- Peak month
- June
- Records since 2000
- 143
A hydroid
- Group
- Jellyfish, corals and anemones
- Peak month
- August
- Records since 2000
- 125
A hydroid
- Group
- Jellyfish, corals and anemones
- Peak month
- May
- Records since 2000
- 123
A hydroid
- Group
- Jellyfish, corals and anemones
- Peak month
- August
- Records since 2000
- 50
A jumping spider
- Group
- Spiders
- Peak month
- July
- Records since 2000
- 63
A leafhopper
- Group
- True bugs
- Peak month
- August
- Records since 2000
- 64
A lichen
- Group
- Fungi
- Peak month
- February
- Records since 2000
- 453
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 411
A lichen
- Group
- Fungi
- Peak month
- November
- Records since 2000
- 395
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 385
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 376
A Lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 374
A Lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 370
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 368
A Lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 366
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 365
A Lichen
- Group
- Lichens
- Peak month
- January
- Records since 2000
- 360
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 332
A Lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 326
A Lichen
- Group
- Lichens
- Peak month
- February
- Records since 2000
- 297
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 292
A Lichen
- Group
- Lichens
- Peak month
- October
- Records since 2000
- 292
A Lichen
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 289
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 281
A Lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 281
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 277
A lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 268
A Lichen
- Group
- Lichens
- Peak month
- January
- Records since 2000
- 268
A lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 268
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 263
A Lichen
- Group
- Fungi
- Peak month
- February
- Records since 2000
- 215
A Lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 201
A Lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 199
A lichen
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 194
A Lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 193
A lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 192
A Lichen
- Group
- Lichens
- Peak month
- February
- Records since 2000
- 188
A Lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 187
A lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 181
A Lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 178
A Lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 170
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 168
A Lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 163
A lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 161
A lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 161
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 142
A lichen
- Group
- Lichens
- Peak month
- October
- Records since 2000
- 142
A lichen
- Group
- Lichens
- Peak month
- January
- Records since 2000
- 141
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 136
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 129
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 119
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 116
A Lichen
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 115
A Lichen
- Group
- Lichens
- Peak month
- February
- Records since 2000
- 115
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 113
A lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 111
A Lichen
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 101
A Lichen
- Group
- Lichens
- Peak month
- February
- Records since 2000
- 99
A lichen
- Group
- Lichens
- Peak month
- January
- Records since 2000
- 99
A Lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 98
A lichen
- Group
- Fungi
- Peak month
- January
- Records since 2000
- 95
A Lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 94
A Lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 94
A Lichen
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 92
A lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 91
A lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 91
A lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 91
A lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 90
A lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 87
A lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 85
A lichen
- Group
- Lichens
- Peak month
- October
- Records since 2000
- 82
A Lichen
- Group
- Lichens
- Peak month
- February
- Records since 2000
- 82
A lichen
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 74
A Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 69
A Lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 65
A lichen
- Group
- Lichens
- Peak month
- January
- Records since 2000
- 65
A lichen
- Group
- Fungi
- Peak month
- December
- Records since 2000
- 64
A Lichen
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 63
A Lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 61
A Lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 58
A Lichen
- Group
- Lichens
- Peak month
- October
- Records since 2000
- 56
A lichen
- Group
- Lichens
- Peak month
- September
- Records since 2000
- 55
A lichen
- Group
- Lichens
- Peak month
- June
- Records since 2000
- 55
A lichen
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 53
A Lichen
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 53
A lichenicolous fungus
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 263
A long-horned bee
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 438
A marine gastropod
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 179
A marine mollusc
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 320
A marine snail
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 104
A Mining Bee
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 428
A mining bee
- Group
- Bees, wasps and ants
- Peak month
- September
- Records since 2000
- 328
A Mining Bee
- Group
- Bees, wasps and ants
- Peak month
- May
- Records since 2000
- 280
A Mining Bee
- Group
- Bees, wasps and ants
- Peak month
- April
- Records since 2000
- 250
A mollusc
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 73
A Notchwort
- Group
- Liverworts
- Peak month
- July
- Records since 2000
- 67
A Pinhead lichen
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 106
A plant bug
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 454
A Potter wasp
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 335
A Reed beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 358
A Reed beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 327
A Reed beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 63
A Reed beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 51
A ribbon worm
- Group
- Other invertebrates
- Peak month
- April
- Records since 2000
- 112
A ribbon worm
- Group
- Other invertebrates
- Peak month
- September
- Records since 2000
- 79
A ribbon worm
- Group
- Other invertebrates
- Peak month
- May
- Records since 2000
- 64
A Robber Fly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 185
A Robber Fly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 170
A Ruby-tailed wasp
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 230
A ruby-tailed wasp
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 193
A sea cucumber
- Group
- Starfish and sea urchins
- Peak month
- July
- Records since 2000
- 78
A sea cucumber
- Group
- Starfish and sea urchins
- Peak month
- May
- Records since 2000
- 76
A sea slug
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 148
A Soldier Fly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 413
A soldier fly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 211
A solitary bee
- Group
- Bees, wasps and ants
- Peak month
- May
- Records since 2000
- 355
A solitary bee
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 197
A solitary wasp
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 272
A Spider-hunting wasp
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 425
A Spider-hunting Wasp
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 195
A Spider-hunting Wasp
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 163
A Spider-hunting Wasp
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 98
A spire snail
- Group
- Molluscs
- Peak month
- September
- Records since 2000
- 258
A sponge
- Group
- Sponges
- Peak month
- May
- Records since 2000
- 56
A stalked jellyfish
- Group
- Jellyfish, corals and anemones
- Peak month
- September
- Records since 2000
- 217
A stalked jellyfish
- Group
- Jellyfish, corals and anemones
- Peak month
- March
- Records since 2000
- 212
A stalked jellyfish
- Group
- Jellyfish, corals and anemones
- Peak month
- August
- Records since 2000
- 106
A tooth fungus
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 295
A tooth fungus
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 269
A tooth fungus
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 254
A tooth fungus
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 106
A tooth fungus
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 54
A Wart lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 135
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 465
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 357
A water beetle
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 332
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 309
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 249
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 195
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 175
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 174
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 173
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 167
A water beetle
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 157
A water beetle
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 144
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 124
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 120
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 112
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 105
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 99
A water beetle
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 92
A water beetle
- Group
- Beetles
- Peak month
- August
- Records since 2000
- 79
A water beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 68
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 67
A water beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 55
A water beetle
- Group
- Beetles
- Peak month
- October
- Records since 2000
- 50
A waxcap
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 198
A waxcap
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 106
A weevil
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 160
Abax parallelepipedus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 3,005
Abdera biflexuosa
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 120
Abia candens
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 86
Abia fasciata
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 311
Abia nitens
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 267
Abia sericea
- Group
- Bees, wasps and ants
- Peak month
- September
- Records since 2000
- 69
Abida secale
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 159
Abietinaria filicula
- Group
- Jellyfish, corals and anemones
- Peak month
- September
- Records since 2000
- 66
Ablabesmyia longistyla
- Group
- True flies
- Peak month
- September
- Records since 2000
- 168
Abludomelita gladiosa
- Group
- Crustaceans
- Peak month
- June
- Records since 2000
- 151
Abludomelita obtusata
- Group
- Crustaceans
- Peak month
- July
- Records since 2000
- 2,298
Abra tenuis
- Group
- Molluscs
- Peak month
- September
- Records since 2000
- 447
Abraded Camouflage Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 5,486
Abraeus perpusillus
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 92
Abrothallus microspermus
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 139
Abrothallus parmeliarum
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 123
Abrothallus welwitschii
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 91
Absidia cylindrospora
- Group
- Fungi
- Peak month
- January
- Records since 2000
- 98
Absidia glauca
- Group
- Fungi
- Peak month
- January
- Records since 2000
- 73
Abyssoanthus nankaiensis
- Group
- Jellyfish, corals and anemones
- Peak month
- August
- Records since 2000
- 540
Abyssoninoe hibernica
- Group
- Worms (annelids)
- Peak month
- June
- Records since 2000
- 2,559
Acalitus brevitarsus
- Group
- Mites, harvestmen and other arachnids
- Peak month
- September
- Records since 2000
- 266
Acalitus longisetosus
- Group
- Mites, harvestmen and other arachnids
- Peak month
- June
- Records since 2000
- 52
Acalitus rudis
- Group
- Mites, harvestmen and other arachnids
- Peak month
- June
- Records since 2000
- 162
Acalitus stenaspis
- Group
- Mites, harvestmen and other arachnids
- Peak month
- June
- Records since 2000
- 121
Acalles misellus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 335
Acalles ptinoides
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 178
Acalypta parvula
- Group
- True bugs
- Peak month
- September
- Records since 2000
- 437
Acanthiophilus helianthi
- Group
- True flies
- Peak month
- July
- Records since 2000
- 132
Acanthoica quattrospina
- Group
- Microorganisms and protists
- Peak month
- September
- Records since 2000
- 120
Acarospora fuscata
- Group
- Lichens
- Peak month
- June
- Records since 2000
- 3,214
Acarospora nitrophila
- Group
- Lichens
- Peak month
- September
- Records since 2000
- 67
Acarospora umbilicata
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 64
Acartia clausi
- Group
- Crustaceans
- Peak month
- June
- Records since 2000
- 484
Acartia discaudata
- Group
- Crustaceans
- Peak month
- August
- Records since 2000
- 59
Aceria brevipunctata
- Group
- Mites, harvestmen and other arachnids
- Peak month
- May
- Records since 2000
- 505
Aceria cerrea
- Group
- Mites, harvestmen and other arachnids
- Peak month
- September
- Records since 2000
- 63
Aceria fraxinivora
- Group
- Mites, harvestmen and other arachnids
- Peak month
- August
- Records since 2000
- 404
Aceria ilicis
- Group
- Mites, harvestmen and other arachnids
- Peak month
- November
- Records since 2000
- 263
Aceria myriadeum
- Group
- Mites, harvestmen and other arachnids
- Peak month
- May
- Records since 2000
- 474
Aceria nalepai
- Group
- Mites, harvestmen and other arachnids
- Peak month
- July
- Records since 2000
- 83
Aceria nervisequa
- Group
- Mites, harvestmen and other arachnids
- Peak month
- June
- Records since 2000
- 197
Aceria populi
- Group
- Mites, harvestmen and other arachnids
- Peak month
- February
- Records since 2000
- 80
Aceria pseudoplatani
- Group
- Mites, harvestmen and other arachnids
- Peak month
- August
- Records since 2000
- 416
Aceria thomasi
- Group
- Mites, harvestmen and other arachnids
- Peak month
- June
- Records since 2000
- 385
Acericerus heydenii
- Group
- True bugs
- Peak month
- November
- Records since 2000
- 327
Acericerus ribauti
- Group
- True bugs
- Peak month
- September
- Records since 2000
- 201
Acericerus vittifrons
- Group
- True bugs
- Peak month
- October
- Records since 2000
- 109
Acetropis gimmerthalii
- Group
- True bugs
- Peak month
- June
- Records since 2000
- 248
Achaius oratorius
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 86
Achalcus cinereus
- Group
- True flies
- Peak month
- June
- Records since 2000
- 340
Achalcus flavicollis
- Group
- True flies
- Peak month
- June
- Records since 2000
- 133
Achalcus vaillanti
- Group
- True flies
- Peak month
- June
- Records since 2000
- 153
Achelia echinata
- Group
- Other invertebrates
- Peak month
- May
- Records since 2000
- 2,970
Achelia laevis
- Group
- Other invertebrates
- Peak month
- April
- Records since 2000
- 56
Achnanthes conspicua
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 328
Achnanthes daonensis
- Group
- Seaweeds and algae
- Peak month
- October
- Records since 2000
- 96
Achnanthes eutrophila
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 72
Achnanthes laevis
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 133
Achnanthes lauenburgiana
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 281
Achnanthes marginulata
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 123
Achnanthes minutissima
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 4,527
Achnanthes oblongella
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 2,248
Achnanthes pyrenaica
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 1,027
Achnanthes subatomus
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 270
Achnanthidium atomoides
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 84
Achnanthidium caledonicum
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 169
Achnanthidium delicatulum
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 92
Achnanthidium lineare
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 114
Achroia grisella
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 110
Achyrolimonia decemmaculata
- Group
- True flies
- Peak month
- May
- Records since 2000
- 318
Acid Frillwort
- Group
- Liverworts
- Peak month
- September
- Records since 2000
- 687
Acidia cognata
- Group
- True flies
- Peak month
- October
- Records since 2000
- 121
Acidisphaera rubrifaciens
- Group
- Microorganisms and protists
- Peak month
- January
- Records since 2000
- 171
Acidostoma neglectum
- Group
- Crustaceans
- Peak month
- June
- Records since 2000
- 99
Acidostoma obesum
- Group
- Crustaceans
- Peak month
- June
- Records since 2000
- 833
Acilius canaliculatus
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 199
Aclastus micator
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 91
Aclastus solutus
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 156
Acleris comariana
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 58
Acleris cristana
- Group
- Butterflies and moths
- Peak month
- March
- Records since 2000
- 209
Acleris emargana
- Group
- Butterflies and moths
- Peak month
- September
- Records since 2000
- 372
Acleris ferrugana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 151
Acleris hastiana
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 315
Acleris holmiana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 79
Acleris hyemana
- Group
- Butterflies and moths
- Peak month
- April
- Records since 2000
- 352
Acleris laterana
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 416
Acleris literana
- Group
- Butterflies and moths
- Peak month
- March
- Records since 2000
- 228
Acleris notana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 83
Acleris rhombana
- Group
- Butterflies and moths
- Peak month
- September
- Records since 2000
- 342
Acleris schalleriana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 297
Acletoxenus formosus
- Group
- True flies
- Peak month
- October
- Records since 2000
- 53
Aclis walleri
- Group
- Molluscs
- Peak month
- March
- Records since 2000
- 53
Aclista cantiana
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 80
Aclista elevata
- Group
- Bees, wasps and ants
- Peak month
- September
- Records since 2000
- 72
Acnemia nitidicollis
- Group
- True flies
- Peak month
- July
- Records since 2000
- 574
Acolium inquinans
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 151
Acompocoris alpinus
- Group
- True bugs
- Peak month
- March
- Records since 2000
- 130
Acompsia cinerella
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 54
Acorn Barnacle
- Group
- Crustaceans
- Peak month
- August
- Records since 2000
- 7,241
Acorn Piercer
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 658
Acorn Weevil
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 1,586
Acremonium psychrophilum
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 540
Acrobasis consociella
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 284
Acrobasis repandana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 354
Acrobasis suavella
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 186
Acrocera orbicula
- Group
- True flies
- Peak month
- July
- Records since 2000
- 123
Acrocercops brongniardella
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 261
Acrochaetium parvulum
- Group
- Seaweeds and algae
- Peak month
- June
- Records since 2000
- 110
Acrocordia lichen
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 771
Acrocordia lichen
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 722
Acrocordia macrospora
- Group
- Fungi
- Peak month
- April
- Records since 2000
- 74
Acrocordia salweyi
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 378
Acrodactyla degener
- Group
- Bees, wasps and ants
- Peak month
- September
- Records since 2000
- 59
Acrolepia assectella
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 105
Acrolepia pygmaeana
- Group
- Butterflies and moths
- Peak month
- September
- Records since 2000
- 230
Acromegalomma vesiculosum
- Group
- Worms (annelids)
- Peak month
- September
- Records since 2000
- 636
Acrometopia wahlbergi
- Group
- True flies
- Peak month
- July
- Records since 2000
- 59
Acrosiphonia arcta
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 219
Acrosorium ciliolatum
- Group
- Seaweeds and algae
- Peak month
- August
- Records since 2000
- 492
Acrospermum compressum
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 140
Acrossus depressus
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 411
Acrossus luridus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 125
Acrotona aterrima
- Group
- Beetles
- Peak month
- August
- Records since 2000
- 223
Acrotona exigua
- Group
- Beetles
- Records since 2000
- 212
- NBN Atlas records since 2000
- 214
Acrotrichis atomaria
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 53
Acrotrichis cognata
- Group
- Beetles
- Peak month
- August
- Records since 2000
- 102
Acrotrichis danica
- Group
- Beetles
- Peak month
- March
- Records since 2000
- 54
Acrotrichis fascicularis
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 155
Acrotrichis grandicollis
- Group
- Beetles
- Peak month
- September
- Records since 2000
- 73
Acrotrichis intermedia
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 106
Actenicerus sjaelandicus
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 204
Actia crassicornis
- Group
- True flies
- Peak month
- July
- Records since 2000
- 81
Actia infantula
- Group
- True flies
- Peak month
- July
- Records since 2000
- 60
Actia lamia
- Group
- True flies
- Peak month
- June
- Records since 2000
- 184
Actia pilipennis
- Group
- True flies
- Peak month
- July
- Records since 2000
- 115
Actinomyces oris
- Group
- Microorganisms and protists
- Records since 2000
- 101
- Kingdom
- Bacteria
Actinonema pachydermatum
- Group
- Roundworms
- Peak month
- November
- Records since 2000
- 71
Actinoptychus splendens
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 77
Actinotaenium cucurbita
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 52
Aculops fuchsiae
- Group
- Mites, harvestmen and other arachnids
- Peak month
- October
- Records since 2000
- 122
Aculus laevis
- Group
- Mites, harvestmen and other arachnids
- Peak month
- July
- Records since 2000
- 55
Aculus tetanothrix
- Group
- Mites, harvestmen and other arachnids
- Peak month
- August
- Records since 2000
- 50
Acupalpus dubius
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 2,142
Acupalpus exiguus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 211
Acupalpus meridianus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 244
Acupalpus parvulus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 455
Adaina microdactyla
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 90
Adalaria proxima
- Group
- Molluscs
- Peak month
- July
- Records since 2000
- 123
Adder's-tongue
- Group
- Ferns and horsetails
- Peak month
- May
- Records since 2000
- 1,091
Adela croesella
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 76
Adela viridella
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 1,146
Adelphella babingtonii
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 74
Aderus populneus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 60
Adia cinerella
- Group
- True flies
- Peak month
- August
- Records since 2000
- 772
Adicella reducta
- Group
- Caddisflies
- Peak month
- June
- Records since 2000
- 1,185
Adlafia bryophila
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 55
Adlafia suchlandtii
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 234
Adna anglica
- Group
- Crustaceans
- Peak month
- September
- Records since 2000
- 354
Adonis Blue
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 32,407
Adonis' Ladybird
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 3,020
Adontorhina similis
- Group
- Molluscs
- Peak month
- March
- Records since 2000
- 254
Adrastus pallens
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 432
Adria Bellflower
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 661
Adriatic Mussel
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 512
Adscita geryon
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 64
Aedes annulipes
- Group
- True flies
- Peak month
- June
- Records since 2000
- 137
Aedes atropalpus
- Group
- True flies
- Peak month
- July
- Records since 2000
- 59
Aedes cantans
- Group
- True flies
- Peak month
- May
- Records since 2000
- 145
Aedes caspius
- Group
- True flies
- Peak month
- September
- Records since 2000
- 383
Aedes cinereus
- Group
- True flies
- Peak month
- June
- Records since 2000
- 96
Aedes detritus
- Group
- True flies
- Peak month
- August
- Records since 2000
- 161
Aedes geniculatus
- Group
- True flies
- Peak month
- June
- Records since 2000
- 86
Aedes japonicus
- Group
- True flies
- Peak month
- July
- Records since 2000
- 59
Aedes koreicus
- Group
- True flies
- Peak month
- July
- Records since 2000
- 59
Aedes punctor
- Group
- True flies
- Peak month
- May
- Records since 2000
- 130
Aedes rusticus
- Group
- True flies
- Peak month
- June
- Records since 2000
- 159
Aegires punctilucens
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 91
Aeolidia filomenae
- Group
- Molluscs
- Peak month
- March
- Records since 2000
- 86
Aeolidiella glauca
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 81
Aeolothrips intermedius
- Group
- Other insects
- Peak month
- July
- Records since 2000
- 103
Aequorea vitrina
- Group
- Jellyfish, corals and anemones
- Peak month
- August
- Records since 2000
- 65
Aesculus carnea
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 223
Aesculus indica
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 62
Aesop Shrimp
- Group
- Crustaceans
- Peak month
- August
- Records since 2000
- 2,474
Aetea anguina
- Group
- Bryozoans
- Peak month
- September
- Records since 2000
- 429
Aetea sica
- Group
- Bryozoans
- Peak month
- April
- Records since 2000
- 150
Aethes beatricella
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 54
Aethes cnicana
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 344
Aethes rubigana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 236
Aethes smeathmanniana
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 354
African Stonechat
- Group
- Birds
- Peak month
- April
- Records since 2000
- 118
Afro-Australian Fur Seal
- Group
- Mammals
- Peak month
- October
- Records since 2000
- 74
Agabus affinis
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 368
Agabus bipustulatus
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 5,478
Agabus didymus
- Group
- Beetles
- Peak month
- October
- Records since 2000
- 715
Agabus melanarius
- Group
- Beetles
- Peak month
- October
- Records since 2000
- 76
Agabus nebulosus
- Group
- Beetles
- Peak month
- October
- Records since 2000
- 1,062
Agabus paludosus
- Group
- Beetles
- Peak month
- October
- Records since 2000
- 767
Agabus unguicularis
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 296
Agallia consobrina
- Group
- True bugs
- Peak month
- August
- Records since 2000
- 239
Agapanthia cardui
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 108
Agapanthia villosoviridescens
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 2,723
Agapanthia villosoviridescens
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 301
Agapetus delicatulus
- Group
- Caddisflies
- Peak month
- July
- Records since 2000
- 522
Agapetus fuscipes
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 11,335
Agapetus ochripes
- Group
- Caddisflies
- Peak month
- May
- Records since 2000
- 1,237
Agaricochara latissima
- Group
- Beetles
- Peak month
- December
- Records since 2000
- 96
Agaricus augustus
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 344
Agaricus bernardii
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 87
Agaricus bisporus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 105
Agaricus bitorquis
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 122
Agaricus comtulus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 121
Agaricus crocodilinus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 187
Agaricus dulcidulus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 148
Agaricus impudicus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 221
Agaricus langei
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 143
Agaricus litoralis
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 50
Agaricus moelleri
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 298
Agaricus phaeolepidotus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 81
Agaricus porphyrizon
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 72
Agaricus porphyrocephalus
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 61
Agaricus sylvicola
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 415
Agaricus urinascens
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 89
Agathidium laevigatum
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 68
Agathidium varians
- Group
- Beetles
- Peak month
- September
- Records since 2000
- 83
Agenioideus cinctellus
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 79
Aglaophamus agilis
- Group
- Worms (annelids)
- Peak month
- July
- Records since 2000
- 858
Aglaothamnion tenuissimum
- Group
- Seaweeds and algae
- Peak month
- August
- Records since 2000
- 228
Agoliinus lapponum
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 66
Agonimia allobata
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 154
Agonimia lichen
- Group
- Fungi
- Peak month
- November
- Records since 2000
- 1,166
Agonopterix ciliella
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 191
Agonopterix kaekeritziana
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 116
Agonopterix liturosa
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 60
Agonopterix nervosa
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 162
Agonopterix ocellana
- Group
- Butterflies and moths
- Peak month
- March
- Records since 2000
- 234
Agonopterix subpropinquella
- Group
- Butterflies and moths
- Peak month
- April
- Records since 2000
- 79
Agonopterix yeatiana
- Group
- Butterflies and moths
- Peak month
- April
- Records since 2000
- 172
Agonum emarginatum
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 1,006
Agonum fuliginosum
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 2,422
Agonum gracile
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 625
Agonum marginatum
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 881
Agonum micans
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 355
Agonum nigrum
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 69
Agonum piceum
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 242
Agonum thoreyi
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 1,538
Agonum viduum
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 433
Agramma laetum
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 192
Agraylea pallicornis
- Group
- Caddisflies
- Peak month
- May
- Records since 2000
- 194
Agraylea sexmaculata
- Group
- Caddisflies
- Peak month
- July
- Records since 2000
- 769
Agrilinus ater
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 839
Agrilus angustulus
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 76
Agrilus biguttatus
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 240
Agrilus cyanescens
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 85
Agrilus laticornis
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 268
Agrilus sinuatus
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 184
Agrimony
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 5,759
Agriotes acuminatus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 612
Agriotes pallidulus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 1,217
Agriphila latistria
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 64
Agrobacterium radiobacter
- Group
- Microorganisms and protists
- Peak month
- January
- Records since 2000
- 133
Agrocybe molesta
- Group
- Fungi
- Peak month
- June
- Records since 2000
- 124
Agrocybe pediades
- Group
- Fungi
- Peak month
- July
- Records since 2000
- 348
Agrocybe praecox
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 361
Agrocybe putaminum
- Group
- Fungi
- Peak month
- June
- Records since 2000
- 50
Agrocybe rivulosa
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 312
Agroeca proxima
- Group
- Spiders
- Peak month
- October
- Records since 2000
- 73
Agromyza alnivora
- Group
- True flies
- Peak month
- October
- Records since 2000
- 179
Agromyza anthracina
- Group
- True flies
- Peak month
- June
- Records since 2000
- 244
Agromyza idaeiana
- Group
- True flies
- Peak month
- October
- Records since 2000
- 127
Agromyza mobilis
- Group
- True flies
- Peak month
- August
- Records since 2000
- 83
Agromyza nana
- Group
- True flies
- Peak month
- September
- Records since 2000
- 232
Agromyza nigripes
- Group
- True flies
- Peak month
- July
- Records since 2000
- 88
Agromyza pseudoreptans
- Group
- True flies
- Peak month
- June
- Records since 2000
- 72
Agrotis trux
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 50
Agrypnia obsoleta
- Group
- Caddisflies
- Peak month
- August
- Records since 2000
- 281
Agrypnia pagetana
- Group
- Caddisflies
- Peak month
- July
- Records since 2000
- 418
Aguriahana germari
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 50
Aguriahana stellulata
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 69
Agyneta rurestris
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 162
Agyneta saxatilis
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 79
Agyneta subtilis
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 50
Agyrium lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 98
Ahlner's microcalicium lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 166
Akanthomyces lecanii
- Group
- Fungi
- Peak month
- January
- Records since 2000
- 97
Akanthophoreus gracilis
- Group
- Crustaceans
- Peak month
- May
- Records since 2000
- 545
Akashiwo sanguinea
- Group
- Microorganisms and protists
- Peak month
- May
- Records since 2000
- 216
Akera bullata
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 110
Alabonia geoffrella
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 233
Alainites muticus
- Group
- Mayflies
- Peak month
- April
- Records since 2000
- 1,727
Albanian spurge
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 355
Alboglossiphonia heteroclita
- Group
- Worms (annelids)
- Peak month
- June
- Records since 2000
- 105
Albugo candida
- Group
- Microorganisms and protists
- Peak month
- May
- Records since 2000
- 439
Albugo hohenheimia
- Group
- Microorganisms and protists
- Peak month
- March
- Records since 2000
- 51
Alchemilla vulgaris
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 103
Alcohol Inky Cap
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 1,081
Alcyonidioides mytili
- Group
- Bryozoans
- Peak month
- June
- Records since 2000
- 2,129
Alcyonidium albidum
- Group
- Bryozoans
- Peak month
- August
- Records since 2000
- 64
Alcyonidium gelatinosum
- Group
- Bryozoans
- Peak month
- September
- Records since 2000
- 356
Alcyonidium hirsutum
- Group
- Bryozoans
- Peak month
- June
- Records since 2000
- 510
Alcyonidium parasiticum
- Group
- Bryozoans
- Peak month
- July
- Records since 2000
- 1,022
Alcyonium hibernicum
- Group
- Jellyfish, corals and anemones
- Peak month
- June
- Records since 2000
- 133
Alcyonium siderium
- Group
- Jellyfish, corals and anemones
- Peak month
- August
- Records since 2000
- 540
Alder
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 16,859
Alder Bead Gall Mite
- Group
- Mites, harvestmen and other arachnids
- Peak month
- July
- Records since 2000
- 912
Alder Bracket
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 872
Alder Flycatcher
- Group
- Birds
- Peak month
- September
- Records since 2000
- 84
Alder leaf beetle
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 10,095
Alder Moth
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 481
Alder Sucker
- Group
- True bugs
- Peak month
- June
- Records since 2000
- 500
Alder Tongue
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 937
Alder vein angle gall
- Group
- Mites, harvestmen and other arachnids
- Peak month
- July
- Records since 2000
- 587
Alder wooly sawfly
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 739
Alder Wrinkle
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 551
Alder's necklace shell
- Group
- Molluscs
- Peak month
- July
- Records since 2000
- 5,202
Alderfly
- Group
- Other insects
- Peak month
- May
- Records since 2000
- 767
Alderina imbellis
- Group
- Bryozoans
- Peak month
- May
- Records since 2000
- 302
Alebra albostriella
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 326
Alebra wahlbergi
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 197
Alectoria sarmentosa
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 69
Aleiodes unipunctator
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 77
Alentia gelatinosa
- Group
- Worms (annelids)
- Peak month
- September
- Records since 2000
- 238
Aleochara bipustulata
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 297
Aleochara curtula
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 106
Aleochara lanuginosa
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 178
Aleochara morion
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 65
Aleurodiscus aurantius
- Group
- Fungi
- Peak month
- November
- Records since 2000
- 90
Alexanders [Smyrnium olusatrum]
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 8,145
Alexanders Rust
- Group
- Fungi
- Peak month
- April
- Records since 2000
- 866
Alexandrine Parakeet
- Group
- Birds
- Peak month
- November
- Records since 2000
- 95
Aleyrodes lonicerae
- Group
- True bugs
- Peak month
- October
- Records since 2000
- 215
Alfalfa
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 2,042
Alfalfa plant bug
- Group
- True bugs
- Peak month
- August
- Records since 2000
- 802
Algae-grapes
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 683
Algerian Oat
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 456
Alianta incana
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 92
Alinda biplicata
- Group
- Molluscs
- Peak month
- October
- Records since 2000
- 50
Alitta virens
- Group
- Worms (annelids)
- Peak month
- August
- Records since 2000
- 293
Allacma fusca
- Group
- Springtails
- Peak month
- July
- Records since 2000
- 590
Allajulus nitidus
- Group
- Millipedes
- Peak month
- August
- Records since 2000
- 87
Allantoparmelia lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 53
Allantus calceatus
- Group
- Bees, wasps and ants
- Peak month
- May
- Records since 2000
- 59
Allantus cinctus
- Group
- Bees, wasps and ants
- Peak month
- May
- Records since 2000
- 153
Allantus cingulatus
- Group
- Bees, wasps and ants
- Peak month
- May
- Records since 2000
- 52
Alliopsis billbergi
- Group
- True flies
- Peak month
- April
- Records since 2000
- 90
Allis Shad
- Group
- Fish
- Peak month
- June
- Records since 2000
- 89
Allison's Tuna, Allison Tuna, Autumn Albacore, 'Fin, Longfin, Long Fin Tunny, Pacific Long-tailed Tuna, Tuna, Yellowfinned Albacore, Yellowfin Tuna, Yellowfin Tunny
- Group
- Fish
- Peak month
- February
- Records since 2000
- 261
Allium carinatum
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 86
Allium siculum
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 109
Allium trifoliatum
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 66
Allocotocera pulchella
- Group
- True flies
- Peak month
- August
- Records since 2000
- 51
Alloeotomus gothicus
- Group
- True bugs
- Peak month
- August
- Records since 2000
- 116
Alloexidiopsis calcea
- Group
- Fungi
- Peak month
- February
- Records since 2000
- 77
Allogamus auricollis
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 276
Allographa ruiziana
- Group
- Lichens
- Peak month
- December
- Records since 2000
- 498
Allomelita pellucida
- Group
- Crustaceans
- Peak month
- December
- Records since 2000
- 55
Allomengea vidua
- Group
- Spiders
- Peak month
- August
- Records since 2000
- 77
Allophyla atricornis
- Group
- True flies
- Peak month
- October
- Records since 2000
- 396
Allopiophila vulgaris
- Group
- True flies
- Peak month
- June
- Records since 2000
- 101
Alloteuthis media
- Group
- Molluscs
- Peak month
- February
- Records since 2000
- 323
Alloxysta castanea
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 105
Allseed
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 87
Allygus mixtus
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 548
Allygus modestus
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 188
Almond Willow
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 153
Alnetoidia alneti
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 444
Aloconota cambrica
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 440
Aloconota currax
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 139
Aloconota gregaria
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 232
Aloconota insecta
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 65
Aloconota sulcifrons
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 54
Aloe Haircap
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 6,983
Aloina ambigua
- Group
- Mosses
- Peak month
- November
- Records since 2000
- 128
Alopecosa barbipes
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 69
Alosterna tabacicolor
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 618
Alosterna tabacicolor
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 58