Mottled Grey
- Group
- Butterflies and moths
- Records since 2000
- 622
- Scientific name
- Colostygia multistrigaria
Zwackhia sorediifera
- Group
- Lichens
- Records since 2000
- 613
- Peak month
- March
Xanthoriicola physciae
- Group
- Fungi
- Records since 2000
- 608
- Peak month
- March
Bitter Scalewort
- Group
- Liverworts
- Records since 2000
- 596
- Scientific name
- Porella arboris-vitae
Gemmabryum gemmiferum
- Group
- Mosses
- Records since 2000
- 572
- Peak month
- March
Warty brown-shield
- Group
- Lichens
- Records since 2000
- 572
- Scientific name
- Melanohalea exasperata
Japanese Sweet Coltsfoot
- Group
- Flowering plants
- Records since 2000
- 567
- Scientific name
- Petasites japonicus
Curving Feather-moss
- Group
- Mosses
- Records since 2000
- 559
- Scientific name
- Scorpiurium circinatum
Streaky Feather-moss
- Group
- Mosses
- Records since 2000
- 552
- Scientific name
- Brachythecium glareosum
Summer Snowflake
- Group
- Flowering plants
- Records since 2000
- 550
- Scientific name
- Leucojum aestivum
Canoe-shell
- Group
- Molluscs
- Records since 2000
- 543
- Scientific name
- Scaphander lignarius
Trichopsocus brincki
- Group
- Other insects
- Records since 2000
- 528
- Peak month
- March
Bellicidia incompta
- Group
- Lichens
- Records since 2000
- 511
- Also known as
- a lichen
Dexamine thea
- Group
- Crustaceans
- Records since 2000
- 511
- Peak month
- March
Domestic goat
- Group
- Mammals
- Records since 2000
- 508
- Scientific name
- Capra hircus
Variospora dalmatica
- Group
- Lichens
- Records since 2000
- 506
- Peak month
- March
Heim's Pottia
- Group
- Mosses
- Records since 2000
- 500
- Scientific name
- Hennediella heimii
Capitate Notchwort
- Group
- Liverworts
- Records since 2000
- 497
- Scientific name
- Lophoziopsis excisa
Narrow-leaved Pocket-moss
- Group
- Mosses
- Records since 2000
- 491
- Scientific name
- Fissidens gracilifolius
Xenopelopia nigricans
- Group
- True flies
- Records since 2000
- 490
- Peak month
- March
Scarce Notchwort
- Group
- Liverworts
- Records since 2000
- 485
- Scientific name
- Mesoptychia badensis
Schismatomma graphidioides
- Group
- Lichens
- Records since 2000
- 478
- Peak month
- March
Gravel Grimmia
- Group
- Mosses
- Records since 2000
- 459
- Scientific name
- Grimmia lisae
Cheilosia corydon
- Group
- True flies
- Records since 2000
- 449
- Peak month
- March
Flat-brocade Moss
- Group
- Mosses
- Records since 2000
- 448
- Scientific name
- Platygyrium repens
Petasites albus
- Group
- Flowering plants
- Records since 2000
- 448
- Peak month
- March
Common candle snuffer moss
- Group
- Mosses
- Records since 2000
- 442
- Scientific name
- Encalypta vulgaris
Tragula fenestrata
- Group
- Molluscs
- Records since 2000
- 441
- Peak month
- March
Metriocnemus picipes
- Group
- True flies
- Records since 2000
- 440
- Peak month
- March
Euclymene droebachiensis
- Group
- Worms (annelids)
- Records since 2000
- 426
- Peak month
- March
Norellia spinipes
- Group
- True flies
- Records since 2000
- 413
- Peak month
- March
Rosulabryum donianum
- Group
- Mosses
- Records since 2000
- 403
- Peak month
- March
Tortula viridifolia
- Group
- Mosses
- Records since 2000
- 393
- Peak month
- March
Bunodophoron melanocarpum
- Group
- Lichens
- Records since 2000
- 392
- Peak month
- March
Weissia perssonii
- Group
- Mosses
- Records since 2000
- 391
- Peak month
- March
Zygina flammigera
- Group
- True bugs
- Records since 2000
- 382
- Peak month
- March
A crab
- Group
- Crustaceans
- Records since 2000
- 381
- Scientific name
- Inachus leptochirus
A Lichen
- Group
- Lichens
- Records since 2000
- 374
- Scientific name
- Punctelia borreri
Macropodia linaresi
- Group
- Crustaceans
- Records since 2000
- 374
- Peak month
- March
Phaeoceros
- Group
- Hornworts
- Records since 2000
- 374
- Scientific name
- Phaeoceros laevis
Twist-tip Feather-moss
- Group
- Mosses
- Records since 2000
- 371
- Scientific name
- Oxyrrhynchium schleicheri
Apseudes talpa
- Group
- Crustaceans
- Records since 2000
- 365
- Peak month
- March
Lepraria rigidula
- Group
- Lichens
- Records since 2000
- 364
- Peak month
- March
Glass-wort Feather-moss
- Group
- Mosses
- Records since 2000
- 360
- Scientific name
- Scleropodium touretii
Smith's leptodon moss
- Group
- Mosses
- Records since 2000
- 355
- Scientific name
- Leptodon smithii
Lesser Striated Feather-moss
- Group
- Mosses
- Records since 2000
- 353
- Scientific name
- Plasteurhynchium striatulum
Platyderus depressus
- Group
- Beetles
- Records since 2000
- 353
- Peak month
- March
Riccia crozalsii
- Group
- Liverworts
- Records since 2000
- 350
- Peak month
- March