Black-headed Gull
- Group
- Birds
- Records since 2000
- 1,071,610
- Scientific name
- Chroicocephalus ridibundus
Great Cormorant/European Shag
- Group
- Birds
- Records since 2000
- 711,052
- Scientific name
- Phalacrocorax carbo
Long-tailed Tit
- Group
- Birds
- Records since 2000
- 593,820
- Scientific name
- Aegithalos caudatus
Green-winged Teal
- Group
- Birds
- Records since 2000
- 429,559
- Scientific name
- Anas crecca
Coal Tit
- Group
- Birds
- Records since 2000
- 365,786
- Scientific name
- Periparus ater
Mew Gull
- Group
- Birds
- Records since 2000
- 355,098
- Scientific name
- Larus canus
Northern Shoveler
- Group
- Birds
- Records since 2000
- 319,367
- Scientific name
- Spatula clypeata
Eurasian Wigeon
- Group
- Birds
- Records since 2000
- 306,853
- Scientific name
- Mareca penelope
Little Grebe
- Group
- Birds
- Records since 2000
- 299,502
- Scientific name
- Tachybaptus ruficollis
Redwing
- Group
- Birds
- Records since 2000
- 261,212
- Scientific name
- Turdus iliacus
Common Pochard
- Group
- Birds
- Records since 2000
- 197,000
- Scientific name
- Aythya ferina
Eurasian Bullfinch
- Group
- Birds
- Records since 2000
- 194,195
- Scientific name
- Pyrrhula pyrrhula
Fieldfare
- Group
- Birds
- Records since 2000
- 138,324
- Scientific name
- Turdus pilaris
Common Merganser
- Group
- Birds
- Records since 2000
- 104,946
- Scientific name
- Mergus merganser
Common Goldeneye
- Group
- Birds
- Records since 2000
- 103,697
- Scientific name
- Bucephala clangula
Water Rail
- Group
- Birds
- Records since 2000
- 93,917
- Scientific name
- Rallus aquaticus
Northern Pintail
- Group
- Birds
- Records since 2000
- 88,832
- Scientific name
- Anas acuta
Red-breasted Merganser
- Group
- Birds
- Records since 2000
- 59,855
- Scientific name
- Mergus serrator
Barn Owl
- Group
- Birds
- Records since 2000
- 54,544
- Scientific name
- Tyto alba
Marsh Tit
- Group
- Birds
- Records since 2000
- 47,776
- Scientific name
- Poecile palustris
Common Loon
- Group
- Birds
- Records since 2000
- 32,765
- Scientific name
- Gavia immer
Eurasian Woodcock
- Group
- Birds
- Records since 2000
- 23,674
- Scientific name
- Scolopax rusticola
Short-eared Owl
- Group
- Birds
- Records since 2000
- 23,364
- Scientific name
- Asio flammeus
Sugar Kelp
- Group
- Seaweeds and algae
- Records since 2000
- 20,817
- Scientific name
- Saccharina latissima
Long-tailed Duck
- Group
- Birds
- Records since 2000
- 20,221
- Scientific name
- Clangula hyemalis
Greater Scaup
- Group
- Birds
- Records since 2000
- 19,363
- Scientific name
- Aythya marila
Purple Sandpiper
- Group
- Birds
- Records since 2000
- 18,878
- Scientific name
- Calidris maritima
Willow Tit
- Group
- Birds
- Records since 2000
- 16,511
- Scientific name
- Poecile montanus
Greater White-fronted Goose
- Group
- Birds
- Records since 2000
- 16,291
- Scientific name
- Anser albifrons
Hen Harrier
- Group
- Birds
- Records since 2000
- 14,659
- Scientific name
- Circus cyaneus
Tubeworm
- Group
- Worms (annelids)
- Records since 2000
- 14,497
- Scientific name
- Owenia fusiformis
Horned Grebe
- Group
- Birds
- Records since 2000
- 13,082
- Scientific name
- Podiceps auritus
Caspian Gull
- Group
- Birds
- Records since 2000
- 12,452
- Scientific name
- Larus cachinnans
Water Pipit
- Group
- Birds
- Records since 2000
- 11,870
- Scientific name
- Anthus spinoletta
White-winged Scoter
- Group
- Birds
- Records since 2000
- 11,818
- Scientific name
- Melanitta fusca
Eared Grebe
- Group
- Birds
- Records since 2000
- 11,738
- Scientific name
- Podiceps nigricollis
Smew
- Group
- Birds
- Records since 2000
- 11,187
- Scientific name
- Mergellus albellus
Ruddy Duck
- Group
- Birds
- Records since 2000
- 10,294
- Scientific name
- Oxyura jamaicensis
Hawfinch
- Group
- Birds
- Records since 2000
- 9,785
- Scientific name
- Coccothraustes coccothraustes
Tundra Swan
- Group
- Birds
- Records since 2000
- 9,716
- Scientific name
- Cygnus columbianus
Great Hairy Screw-moss
- Group
- Mosses
- Records since 2000
- 9,711
- Scientific name
- Syntrichia ruralis
Bohemian Waxwing
- Group
- Birds
- Records since 2000
- 9,660
- Scientific name
- Bombycilla garrulus
Arctic/Pacific Loon
- Group
- Birds
- Records since 2000
- 9,541
- Scientific name
- Gavia arctica
Forked ribbons
- Group
- Seaweeds and algae
- Records since 2000
- 8,016
- Scientific name
- Dictyota dichotoma
Iceland Gull
- Group
- Birds
- Records since 2000
- 6,693
- Scientific name
- Larus glaucoides
Red-necked Grebe
- Group
- Birds
- Records since 2000
- 6,573
- Scientific name
- Podiceps grisegena
Mistletoe
- Group
- Flowering plants
- Records since 2000
- 6,276
- Scientific name
- Viscum album
Ring-necked Duck
- Group
- Birds
- Records since 2000
- 5,556
- Scientific name
- Aythya collaris