Atherospio guillei
- Group
- Worms (annelids)
- Records since 2000
- 305
- Peak month
- August
Gammarus locusta
- Group
- Crustaceans
- Records since 2000
- 305
- Peak month
- August
Temnostethus gracilis
- Group
- True bugs
- Records since 2000
- 305
- Peak month
- August
Caloplaca ruderum
- Group
- Lichens
- Records since 2000
- 304
- Peak month
- August
Oligolophus tridens
- Group
- Mites, harvestmen and other arachnids
- Records since 2000
- 304
- Peak month
- August
Whorl-grass
- Group
- Flowering plants
- Records since 2000
- 304
- Scientific name
- Catabrosa aquatica
Dasineura pustulans
- Group
- True flies
- Records since 2000
- 303
- Peak month
- August
Psychoda erminea
- Group
- True flies
- Records since 2000
- 303
- Peak month
- August
Thinopyrum acutum
- Group
- Flowering plants
- Records since 2000
- 303
- Peak month
- August
Phytomyza aprilina
- Group
- True flies
- Records since 2000
- 301
- Peak month
- August
Orthotylus ericetorum
- Group
- True bugs
- Records since 2000
- 300
- Peak month
- August
Clausilia dubia
- Group
- Molluscs
- Records since 2000
- 299
- Peak month
- August
Tulip poplar
- Group
- Flowering plants
- Records since 2000
- 299
- Scientific name
- Liriodendron tulipifera
Erysiphe cruciferarum
- Group
- Fungi
- Records since 2000
- 297
- Peak month
- August
Isias clavipes
- Group
- Crustaceans
- Records since 2000
- 296
- Peak month
- August
A tooth fungus
- Group
- Fungi
- Records since 2000
- 295
- Scientific name
- Hydnellum caeruleum
Dotted carpet
- Group
- Butterflies and moths
- Records since 2000
- 295
- Scientific name
- Alcis jubata
Paratanytarsus inopertus
- Group
- True flies
- Records since 2000
- 295
- Peak month
- August
Rhytisma salicinum
- Group
- Fungi
- Records since 2000
- 295
- Peak month
- August
Sphaerellopsis filum
- Group
- Fungi
- Records since 2000
- 295
- Peak month
- August
Stone Bramble
- Group
- Flowering plants
- Records since 2000
- 295
- Scientific name
- Rubus saxatilis
Fibrous Tussock-sedge
- Group
- Flowering plants
- Records since 2000
- 294
- Scientific name
- Carex appropinquata
Nysius senecionis
- Group
- True bugs
- Records since 2000
- 294
- Peak month
- August
Ptilota gunneri
- Group
- Seaweeds and algae
- Records since 2000
- 294
- Peak month
- August
Alitta virens
- Group
- Worms (annelids)
- Records since 2000
- 293
- Peak month
- August
Vouauxiella lichenicola
- Group
- Fungi
- Records since 2000
- 293
- Peak month
- August
Chaetopodella scutellaris
- Group
- True flies
- Records since 2000
- 291
- Peak month
- August
Fabricia stellaris
- Group
- Worms (annelids)
- Records since 2000
- 291
- Peak month
- August
Tmetonyx cicada
- Group
- Crustaceans
- Records since 2000
- 291
- Peak month
- August
Giant goldenrod
- Group
- Flowering plants
- Records since 2000
- 289
- Scientific name
- Solidago gigantea
Ophonus puncticeps
- Group
- Beetles
- Records since 2000
- 289
- Peak month
- August
Tricimba cincta
- Group
- True flies
- Records since 2000
- 289
- Peak month
- August
Anomalous
- Group
- Butterflies and moths
- Records since 2000
- 288
- Scientific name
- Stilbia anomala
Dysstroma concinnata
- Group
- Butterflies and moths
- Records since 2000
- 288
- Peak month
- August
Eubranchus tricolor
- Group
- Molluscs
- Records since 2000
- 288
- Peak month
- August
Syllis prolifera
- Group
- Worms (annelids)
- Records since 2000
- 287
- Peak month
- August
Deltalsia parasitica
- Group
- Seaweeds and algae
- Records since 2000
- 285
- Peak month
- August
Griffithsia corallinoides
- Group
- Seaweeds and algae
- Records since 2000
- 285
- Peak month
- August
Kelp Gull
- Group
- Birds
- Records since 2000
- 283
- Scientific name
- Larus dominicanus
Nicomache lumbricalis
- Group
- Worms (annelids)
- Records since 2000
- 283
- Peak month
- August
Wood calamint
- Group
- Flowering plants
- Records since 2000
- 283
- Scientific name
- Clinopodium menthifolium
Red Hemp-nettle
- Group
- Flowering plants
- Records since 2000
- 282
- Scientific name
- Galeopsis angustifolia
Agrypnia obsoleta
- Group
- Caddisflies
- Records since 2000
- 281
- Peak month
- August
Hydrosmecta longula
- Group
- Beetles
- Records since 2000
- 281
- Peak month
- August
Puccinia punctata
- Group
- Fungi
- Records since 2000
- 281
- Peak month
- August
Sertularella rugosa
- Group
- Jellyfish, corals and anemones
- Records since 2000
- 281
- Peak month
- August
Odontosyllis ctenostoma
- Group
- Worms (annelids)
- Records since 2000
- 280
- Peak month
- August
Cutleria multifida
- Group
- Seaweeds and algae
- Records since 2000
- 279
- Peak month
- August