Hairy Sea-mat
- Group
- Bryozoans
- Peak month
- August
- Records since 2000
- 11,414
- Home
- Species
Species
17,073 species
Male-fern
- Group
- Ferns and horsetails
- Peak month
- May
- Records since 2000
- 11,400
Common Spider Crab
- Group
- Crustaceans
- Peak month
- March
- Records since 2000
- 11,388
Water Mint
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 11,367
Galathowenia oculata
- Group
- Worms (annelids)
- Peak month
- May
- Records since 2000
- 11,361
Canada yew
- Group
- Conifers
- Peak month
- April
- Records since 2000
- 11,357
Hebrew Character
- Group
- Butterflies and moths
- Peak month
- April
- Records since 2000
- 11,347
Common Brittlestar
- Group
- Starfish and sea urchins
- Peak month
- June
- Records since 2000
- 11,342
Creeping Cinquefoil
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,337
Agapetus fuscipes
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 11,335
Broad beau of sea
- Group
- Starfish and sea urchins
- Peak month
- August
- Records since 2000
- 11,335
Frizzled Pincushion
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 11,282
Little Shaggy-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 11,231
Pyramidal Orchid
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,220
Square Caddisfly
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 11,212
Heath Bedstraw
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,207
Smew
- Group
- Birds
- Peak month
- January
- Records since 2000
- 11,187
Paddleworm
- Group
- Worms (annelids)
- Peak month
- June
- Records since 2000
- 11,137
Supine Plait-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 11,134
Colt's-foot
- Group
- Flowering plants
- Peak month
- March
- Records since 2000
- 11,051
Common Green Grasshopper
- Group
- Grasshoppers and crickets
- Peak month
- July
- Records since 2000
- 11,050
Narrowleaf Vetch
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 11,032
Dotted Thyme-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 11,029
Pineapple Weed
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 11,025
Hemp-agrimony
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 10,961
Tufted Vetch
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 10,953
Chalk Comb-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 10,936
Even Scalewort
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 10,931
Slipper Limpet, Slipper shell, Oyster-pest, Common Atlantic slippersnail
- Group
- Molluscs
- Peak month
- September
- Records since 2000
- 10,927
Boarfish
- Group
- Fish
- Peak month
- November
- Records since 2000
- 10,888
Spiny Starfish
- Group
- Starfish and sea urchins
- Peak month
- July
- Records since 2000
- 10,884
Grey Field Slug
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 10,855
Gymnometriocnemus brumalis
- Group
- True flies
- Peak month
- December
- Records since 2000
- 10,852
Ivy Bee
- Group
- Bees, wasps and ants
- Peak month
- September
- Records since 2000
- 10,833
Common Whelk
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 10,801
Wild Teasel
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 10,799
European flounder
- Group
- Fish
- Peak month
- March
- Records since 2000
- 10,786
Cross-leaved Heath
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 10,772
Common Rustic
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 10,766
Common Wasp, Common yellow jacket
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 10,694
Variable-leaved Crestwort
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 10,676
Blueish Veilwort
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 10,650
Mamillate Plait-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 10,616
Limnophyes minimus
- Group
- True flies
- Peak month
- March
- Records since 2000
- 10,558
Mugwort
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 10,551
Wood-sorrel
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 10,549
Cut-leaved Crane's-bill
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 10,545
Common Marbled Carpet
- Group
- Butterflies and moths
- Peak month
- September
- Records since 2000
- 10,539