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Number of species per month
Most observations
Eurasian Oystercatcher
Common Shelduck
Mallard
Very rare
Black Grouse
Silver Teal
Ross's Goose
Most individuals
Common Starling
Common Scoter
Barnacle Goose
Mute Swan
100%
Black Swan
100%
Whooper Swan
100%
Tundra Swan (Bewick's Swan)
100%
Red-breasted Goose
100%
Brant Goose (ssp. bernicla), Dark-bellied
100%
Brant Goose (ssp. hrota), Pale-bellied
100%
Brant Goose (ssp. nigricans), Black
100%
Canada Goose
100%
Barnacle Goose
100%
Bean Goose
100%
Tundra Bean Goose
100%
Pink-footed Goose
100%
Greater White-fronted Goose
100%
Greylag Goose
100%
Domestic Goose
100%
Egyptian Goose
100%
Ruddy Shelduck
100%
Common Shelduck
100%
Mandarin Duck
100%
Gadwall
100%
Eurasian Wigeon
100%
Eurasian Teal
100%
Mallard
100%
Domestic Duck
100%
Domestic Duck (Bastard)
100%
Northern Pintail
100%
Garganey
100%
Northern Shoveler
100%
Common Pochard
100%
Tufted Duck
100%
Greater Scaup
100%
Common Eider
100%
Long-tailed Duck
100%
Common Scoter
100%
Velvet Scoter
100%
Common Goldeneye
100%
Smew
100%
Red-breasted Merganser
100%
Common Merganser
100%
Common Quail
100%
Common Pheasant
100%
Grey Partridge
100%
Little Grebe
100%
Great Crested Grebe
100%
Red-necked Grebe
100%
Horned Grebe
100%
Black-necked Grebe
100%
Red-throated Loon
100%
Black-throated Loon
100%
Great Northern Loon
100%
Northern Fulmar
100%
Northern Gannet
100%
Great Cormorant
100%
Eurasian Spoonbill
100%
Eurasian Bittern
100%
Great Egret
100%
Grey Heron
100%
Little Egret
100%
Black Stork
100%
White Stork
100%
Western Osprey
100%
European Honey Buzzard
100%
Pallid Harrier
100%
Hen Harrier
100%
Montagu's Harrier
100%
Western Marsh Harrier
100%
Northern Goshawk
100%
Eurasian Sparrowhawk
100%
Red Kite
100%
Black Kite
100%
White-tailed Eagle
100%
Rough-legged Buzzard
100%
Common Buzzard
100%
Merlin
100%
Eurasian Hobby
100%
Peregrine Falcon
100%
Common Kestrel
100%
Common Crane
100%
Water Rail
100%
Spotted Crake
100%
Common Moorhen
100%
Eurasian Coot
100%
Eurasian Oystercatcher
100%
Black-winged Stilt
100%
Pied Avocet
100%
Grey Plover
100%
European Golden Plover
100%
Northern Lapwing
100%
Little Ringed Plover
100%
Common Ringed Plover
100%
Kentish Plover
100%
Eurasian Dotterel
100%
Whimbrel
100%
Eurasian Curlew
100%
Black-tailed Godwit
100%
Black-tailed Godwit (ssp. islandica)
100%
Bar-tailed Godwit
100%
Eurasian Woodcock
100%
Jack Snipe
100%
Common Snipe
100%
Common Sandpiper
100%
Spotted Redshank
100%
Common Redshank
100%
Common Greenshank
100%
Green Sandpiper
100%
Wood Sandpiper
100%
Ruff
100%
Ruddy Turnstone
100%
Red Knot
100%
Sanderling
100%
Little Stint
100%
Temminck's Stint
100%
Curlew Sandpiper
100%
Purple Sandpiper
100%
Dunlin
100%
Broad-billed Sandpiper
100%
Parasitic Jaeger
100%
Great Skua
100%
Razorbill
100%
Common Murre
100%
Black-legged Kittiwake
100%
Little Gull
100%
Black-headed Gull
100%
Mediterranean Gull
100%
Common Gull
100%
Great Black-backed Gull
100%
European Herring Gull
100%
Yellow-legged Gull
100%
Caspian Gull
100%
Lesser Black-backed Gull
100%
Lesser Black-backed Gull (ssp. intermedius)
100%
Little Tern
100%
Gull-billed Tern
100%
Caspian Tern
100%
Black Tern
100%
Sandwich Tern
100%
Common Tern
100%
Arctic Tern
100%
Feral Rock Dove
100%
Stock Dove
100%
Common Wood Pigeon
100%
Eurasian Collared Dove
100%
Common Cuckoo
100%
Western Barn Owl
100%
Long-eared Owl
100%
Short-eared Owl
100%
Tawny Owl
100%
European Nightjar
100%
Common Swift
100%
Common Kingfisher
100%
Eurasian Hoopoe
100%
Eurasian Wryneck
100%
European Green Woodpecker
100%
Black Woodpecker
100%
Great Spotted Woodpecker
100%
Middle Spotted Woodpecker
100%
Lesser Spotted Woodpecker
100%
Eurasian Golden Oriole
100%
Red-backed Shrike
100%
Great Grey Shrike
100%
Eurasian Magpie
100%
Eurasian Jay
100%
Western Jackdaw
100%
Rook
100%
Carrion Crow
100%
Hooded Crow
100%
Northern Raven
100%
Eurasian Blue Tit
100%
Great Tit
100%
European Crested Tit
100%
Coal Tit
100%
Marsh Tit
100%
Willow Tit (unspecified)
100%
Woodlark
100%
Eurasian Skylark
100%
Horned Lark
100%
Sand Martin
100%
Barn Swallow
100%
Common House Martin
100%
Bearded Reedling
100%
Long-tailed Tit
100%
Wood Warbler
100%
Willow Warbler
100%
Common Chiffchaff
100%
Common Grasshopper Warbler
100%
Savi's Warbler
100%
Sedge Warbler
100%
Marsh Warbler
100%
Eurasian Reed Warbler
100%
Icterine Warbler
100%
Eurasian Blackcap
100%
Garden Warbler
100%
Lesser Whitethroat
100%
Common Whitethroat
100%
Goldcrest
100%
Common Firecrest
100%
Eurasian Nuthatch
100%
Eurasian Treecreeper
100%
Short-toed Treecreeper
100%
Eurasian Wren
100%
Common Starling
100%
Mistle Thrush
100%
Ring Ouzel
100%
Common Blackbird
100%
Fieldfare
100%
Song Thrush
100%
Redwing
100%
Spotted Flycatcher
100%
European Pied Flycatcher
100%
Whinchat
100%
European Stonechat
100%
European Robin
100%
Common Nightingale
100%
Bluethroat
100%
Black Redstart
100%
Common Redstart
100%
Northern Wheatear
100%
Dunnock
100%
House Sparrow
100%
Eurasian Tree Sparrow
100%
Richard's Pipit
100%
Tree Pipit
100%
Meadow Pipit
100%
Red-throated Pipit
100%
Water Pipit
100%
Eurasian Rock Pipit
100%
Blue-headed Yellow Wagtail
100%
Grey-headed Yellow Wagtail (ssp. thunbergi)
100%
British Yellow Wagtail (ssp. flavissima)
100%
Grey Wagtail
100%
White Wagtail
100%
Pied Wagtail (ssp. yarrellii)
100%
Common Chaffinch
100%
Brambling
100%
Hawfinch
100%
Eurasian Bullfinch
100%
Common Rosefinch
100%
European Serin
100%
Red Crossbill
100%
European Greenfinch
100%
European Goldfinch
100%
Eurasian Siskin
100%
Common Linnet
100%
Twite
100%
Mealy / Lesser Redpoll
100%
Lesser Redpoll
100%
Lapland Longspur
100%
Snow Bunting
100%
Yellowhammer
100%
Common Reed Bunting
100%
Snow Goose
90%
Bar-headed Goose
90%
Indian Peafowl
90%
Leach's Storm Petrel
90%
Sooty Shearwater
90%
Red-footed Falcon
90%
Red-necked Phalarope
90%
Red Phalarope
90%
Long-tailed Skua
90%
Pomarine Jaeger
90%
Little Auk
90%
European Turtle Dove
90%
Eurasian Penduline Tit
90%
White-headed Long-tailed Tit (ssp. caudatus)
90%
Yellow-browed Warbler
90%
Bohemian Waxwing
90%
Red-breasted Flycatcher
90%
Eurasian Bullfinch (P.p.pyrrhula)
90%
Mealy Redpoll
90%
Lesser White-fronted Goose
80%
Domestic Muscovy Duck
80%
Wood Duck
80%
Red-crested Pochard
80%
European Shag
80%
Peregrine Falcon (ssp. calidus)
80%
Corn Crake
80%
Sabine's Gull
80%
Glaucous Gull
80%
Whiskered Tern
80%
White-winged Tern
80%
Eurasian Eagle-Owl
80%
Great Reed Warbler
80%
Barred Warbler
80%
Tawny Pipit
80%
Corn Bunting
80%
Cackling Goose
70%
Swan Goose (domestic form)
70%
Western Cattle Egret
70%
Black Guillemot
70%
European Bee-eater
70%
Eastern Jackdaw (ssp. soemmerringii)
70%
Siberian Chiffchaff (ssp. tristis)
70%
Pallas’s Leaf Warbler
70%
River Warbler
70%
Thrush Nightingale
70%
Ortolan Bunting
70%
Little Bunting
70%
Swan Goose
60%
Glossy Ibis
60%
Eurasian Stone-curlew
60%
Marsh Sandpiper
60%
Lesser Black-backed Gull (ssp. fuscus)
60%
Lesser Black-backed Gull (ssp. graellsii)
60%
Greenish Warbler
60%
Rosy Starling
60%
Red-flanked Bluetail
60%
Olive-backed Pipit
60%
Ruddy Duck
50%
European Storm Petrel
50%
Manx Shearwater
50%
Great Snipe
50%
Pectoral Sandpiper
50%
Atlantic Puffin
50%
Iceland Gull
50%
Budgerigar
50%
Hume's Leaf Warbler
50%
White-throated Dipper
50%
Parrot Crossbill
50%
Taiga Bean Goose
40%
Greater Flamingo
40%
Rose-ringed Parakeet
40%
Cockatiel
40%
Red-rumped Swallow
40%
Dusky Warbler
40%
Redwing (ssp. coburni)
40%
Black-headed Yellow Wagtail (ssp. feldegg)
40%
Domestic Canary
40%
Arctic Redpoll
40%
Hooded Merganser
30%
Black-winged Kite
30%
Woodchat Shrike
30%
Crested Lark
30%
Blyth's Reed Warbler
30%
Collared Flycatcher
30%
Bluethroat (ssp. svecica)
30%
Isabelline Wheatear
30%
Greater Rhea
20%
Emperor Goose
20%
South African Shelduck
20%
Australian Shelduck
20%
Ringed Teal
20%
White-cheeked Pintail
20%
Ferruginous Duck
20%
Black-crowned Night Heron
20%
Purple Heron
20%
Bearded Vulture
20%
Demoiselle Crane
20%
Terek Sandpiper
20%
Bonaparte's Gull
20%
Boreal Owl
20%
Little Owl
20%
Eastern Subalpine Warbler (ssp. albistriata)
20%
Pallid Swift
20%
Lesser Grey Shrike
20%
Spotted Nutcracker
20%
Western Bonelli's Warbler
20%
Aquatic Warbler
20%
White-throated Dipper (ssp. cinclus)
20%
Desert Wheatear
20%
Pied Wheatear
20%
Ashy-headed Yellow Wagtail (ssp. cinereocapilla)
20%
Citrine Wagtail
20%
Two-barred Crossbill
20%
Black-necked Swan
10%
Ross's Goose
10%
Maned Duck
10%
Silver Teal
10%
Blue-winged Teal
10%
Ring-necked Duck
10%
King Eider
10%
Surf Scoter
10%
Black Grouse
10%
Wild Turkey
10%
Chilean Flamingo
10%
Lesser Flamingo
10%
Yellow-billed Loon
10%
Brown Booby
10%
Great Cormorant (ssp. carbo)
10%
Squacco Heron
10%
Lesser Spotted Eagle
10%
Golden Eagle
10%
Long-legged Buzzard
10%
Saker Falcon
10%
Little Crake
10%
American Golden Plover
10%
Pacific Golden Plover
10%
Long-billed Dowitcher
10%
Lesser Yellowlegs
10%
Semipalmated Sandpiper
10%
Stilt Sandpiper
10%
Buff-breasted Sandpiper
10%
Black-winged Pratincole
10%
Audouin’s Gull
10%
Diamond Dove
10%
Alexandrine Parakeet
10%
Alpine Swift
10%
Fork-tailed Swift
10%
Isabelline Shrike
10%
Greater Short-toed Lark
10%
Eurasian Crag Martin
10%
Radde's Warbler
10%
Iberian Chiffchaff
10%
Green Warbler
10%
Lanceolated Warbler
10%
Moustached Warbler
10%
Eastern Olivaceous Warbler
10%
Melodious Warbler
10%
White's Thrush
10%
Siberian Stonechat
10%
Eastern Black Redstart (ssp. phoenicuroides)
10%
Western Black-eared Wheatear
10%
Blyth's Pipit
10%
House Finch
10%
Pine Bunting
10%