Confused pairs
Incorrect answers between two species (undirected). With a country selected, only mix-ups from games in that country are counted, and only pairs where both species are on that country's checklist are shown.
| Species A (lower id) | Species B (higher id) | Total wrong | A was target → picked B | B was target → picked A |
|---|---|---|---|---|
| Taiga Bean Goose Anser fabalis | Tundra Bean Goose Anser serrirostris | 18 | 8 | 10 |
| Willow Warbler Phylloscopus trochilus | Common Chiffchaff Phylloscopus collybita | 16 | 11 | 5 |
| Meadow Pipit Anthus pratensis | Tree Pipit Anthus trivialis | 15 | 5 | 10 |
| Great Grey Shrike Lanius excubitor | Lesser Grey Shrike Lanius minor | 14 | 4 | 10 |
| Marsh Tit Poecile palustris | Willow Tit Poecile montanus | 13 | 7 | 6 |
| Arctic Tern Sterna paradisaea | Common Tern Sterna hirundo | 12 | 9 | 3 |
| Rough-legged Buzzard Buteo lagopus | Common Buzzard Buteo buteo | 12 | 9 | 3 |
| Moltoni's Warbler Curruca subalpina | Eastern Subalpine Warbler Curruca cantillans | 11 | 6 | 5 |
| Sykes's Warbler Iduna rama | Eastern Olivaceous Warbler Iduna pallida | 11 | 7 | 4 |
| White-winged Scoter Melanitta deglandi | Stejneger's Scoter Melanitta stejnegeri | 11 | 5 | 6 |
| Parrot Crossbill Loxia pytyopsittacus | Common Crossbill Loxia curvirostra | 11 | 5 | 6 |
| Carrion Crow Corvus corone | Common Raven Corvus corax | 11 | 8 | 3 |
| Willow Ptarmigan Lagopus lagopus | Rock Ptarmigan Lagopus muta | 11 | 9 | 2 |
| Woodlark Lullula arborea | Eurasian Skylark Alauda arvensis | 10 | 7 | 3 |
| Green Sandpiper Tringa ochropus | Solitary Sandpiper Tringa solitaria | 10 | 8 | 2 |
| Mediterranean Short-toed Lark Alaudala rufescens | Turkestan Short-toed Lark Alaudala heinei | 10 | 6 | 4 |
| Long-tailed Skua Stercorarius longicaudus | Arctic Skua Stercorarius parasiticus | 10 | 2 | 8 |
| Eurasian Sparrowhawk Accipiter nisus | Eurasian Goshawk Astur gentilis | 10 | 3 | 7 |
| Common Redpoll Acanthis flammea | Lesser Redpoll Acanthis cabaret | 10 | 7 | 3 |
| Richard's Pipit Anthus richardi | Blyth's Pipit Anthus godlewskii | 9 | 6 | 3 |
| Turkestan Shrike Lanius phoenicuroides | Isabelline Shrike Lanius isabellinus | 9 | 5 | 4 |
| Green Warbler Phylloscopus nitidus | Greenish Warbler Phylloscopus trochiloides | 9 | 5 | 4 |
| European Stonechat Saxicola rubicola | Siberian Stonechat Saxicola maurus | 9 | 2 | 7 |
| Bimaculated Lark Melanocorypha bimaculata | Calandra Lark Melanocorypha calandra | 9 | 8 | 1 |
| Common Chiffchaff Phylloscopus collybita | Iberian Chiffchaff Phylloscopus ibericus | 9 | 3 | 6 |
| Velvet Scoter Melanitta fusca | Common Scoter Melanitta nigra | 9 | 4 | 5 |
| Greater Spotted Eagle Clanga clanga | Golden Eagle Aquila chrysaetos | 9 | 7 | 2 |
| Black-winged Pratincole Glareola nordmanni | Collared Pratincole Glareola pratincola | 9 | 4 | 5 |
| Bar-tailed Godwit Limosa lapponica | Hudsonian Godwit Limosa haemastica | 9 | 1 | 8 |
| Common Sandpiper Actitis hypoleucos | Spotted Sandpiper Actitis macularius | 8 | 3 | 5 |
| Tundra Bean Goose Anser serrirostris | Pink-footed Goose Anser brachyrhynchus | 8 | 3 | 5 |
| Greater White-fronted Goose Anser albifrons | Lesser White-fronted Goose Anser erythropus | 8 | 5 | 3 |
| Eurasian Skylark Alauda arvensis | Crested Lark Galerida cristata | 8 | 2 | 6 |
| Great Snipe Gallinago media | Common Snipe Gallinago gallinago | 8 | 7 | 1 |
| Willow Tit Poecile montanus | Siberian Tit Poecile cinctus | 8 | 5 | 3 |
| Siberian Sand Plover Anarhynchus mongolus | Tibetan Sand Plover Anarhynchus atrifrons | 8 | 3 | 5 |
| Melodious Warbler Hippolais polyglotta | Icterine Warbler Hippolais icterina | 7 | 6 | 1 |
| Common Chaffinch Fringilla coelebs | Brambling Fringilla montifringilla | 7 | 2 | 5 |
| Desert Wheatear Oenanthe deserti | Western Black-eared Wheatear Oenanthe hispanica | 7 | 1 | 6 |
| Great Black-backed Gull Larus marinus | Lesser Black-backed Gull Larus fuscus | 7 | 3 | 4 |
| Herring Gull Larus argentatus | Lesser Black-backed Gull Larus fuscus | 7 | 2 | 5 |
| Siberian Sand Plover Anarhynchus mongolus | Greater Sand Plover Anarhynchus leschenaultii | 7 | 6 | 1 |
| Pallas's Reed Bunting Emberiza pallasi | Common Reed Bunting Emberiza schoeniclus | 7 | 1 | 6 |
| Tibetan Sand Plover Anarhynchus atrifrons | Greater Sand Plover Anarhynchus leschenaultii | 7 | 2 | 5 |
| Red-backed Shrike Lanius collurio | Lesser Grey Shrike Lanius minor | 7 | 2 | 5 |
| Oriental Pratincole Glareola maldivarum | Collared Pratincole Glareola pratincola | 7 | 5 | 2 |
| Razorbill Alca torda | Common Guillemot Uria aalge | 7 | 4 | 3 |
| Green Sandpiper Tringa ochropus | Wood Sandpiper Tringa glareola | 7 | 6 | 1 |
| Red-footed Falcon Falco vespertinus | Amur Falcon Falco amurensis | 6 | 2 | 4 |
| Twite Linaria flavirostris | Common Linnet Linaria cannabina | 6 | 5 | 1 |
| Wood Warbler Phylloscopus sibilatrix | Willow Warbler Phylloscopus trochilus | 6 | 3 | 3 |
| Western Capercaillie Tetrao urogallus | Black Grouse Lyrurus tetrix | 6 | 1 | 5 |
| Taiga Bean Goose Anser fabalis | Pink-footed Goose Anser brachyrhynchus | 6 | 4 | 2 |
| Asian Desert Warbler Curruca nana | Common Whitethroat Curruca communis | 6 | 6 | 0 |
| Greater Scaup Aythya marila | Lesser Scaup Aythya affinis | 6 | 5 | 1 |
| Sand Martin Riparia riparia | Barn Swallow Hirundo rustica | 6 | 2 | 4 |
| Eurasian Woodcock Scolopax rusticola | Common Snipe Gallinago gallinago | 6 | 4 | 2 |
| Eurasian Treecreeper Certhia familiaris | Short-toed Treecreeper Certhia brachydactyla | 6 | 2 | 4 |
| Bewick's Swan Cygnus columbianus | Whooper Swan Cygnus cygnus | 6 | 5 | 1 |
| Little Gull Hydrocoloeus minutus | Black-legged Kittiwake Rissa tridactyla | 6 | 2 | 4 |
| Little Crake Zapornia parva | Baillon's Crake Zapornia pusilla | 5 | 1 | 4 |
| Grey-headed Woodpecker Picus canus | Eurasian Green Woodpecker Picus viridis | 5 | 4 | 1 |
| Plain Leaf Warbler Phylloscopus neglectus | Common Chiffchaff Phylloscopus collybita | 5 | 2 | 3 |
| Steppe Eagle Aquila nipalensis | Imperial Eagle Aquila heliaca | 5 | 1 | 4 |
| Wood Warbler Phylloscopus sibilatrix | Common Chiffchaff Phylloscopus collybita | 5 | 5 | 0 |
| Turkestan Shrike Lanius phoenicuroides | Brown Shrike Lanius cristatus | 5 | 3 | 2 |
| Black-throated Diver Gavia arctica | Great Northern Diver Gavia immer | 5 | 5 | 0 |
| Eurasian Woodcock Scolopax rusticola | Great Snipe Gallinago media | 5 | 0 | 5 |
| Marsh Warbler Acrocephalus palustris | Common Reed Warbler Acrocephalus scirpaceus | 5 | 5 | 0 |
| Red-throated Diver Gavia stellata | Black-throated Diver Gavia arctica | 5 | 2 | 3 |
| Baird's Sandpiper Calidris bairdii | White-rumped Sandpiper Calidris fuscicollis | 5 | 2 | 3 |
| Temminck's Stint Calidris temminckii | Dunlin Calidris alpina | 5 | 2 | 3 |
| Booted Warbler Iduna caligata | Sykes's Warbler Iduna rama | 5 | 1 | 4 |
| Western Yellow Wagtail Motacilla flava | Eastern Yellow Wagtail Motacilla tschutschensis | 5 | 1 | 4 |
| Mistle Thrush Turdus viscivorus | Song Thrush Turdus philomelos | 5 | 3 | 2 |
| Blyth's Reed Warbler Acrocephalus dumetorum | Marsh Warbler Acrocephalus palustris | 5 | 1 | 4 |
| Eurasian Eagle Owl Bubo bubo | Ural Owl Strix uralensis | 5 | 4 | 1 |
| Solitary Sandpiper Tringa solitaria | Wood Sandpiper Tringa glareola | 5 | 3 | 2 |
| Tawny Owl Strix aluco | Ural Owl Strix uralensis | 5 | 2 | 3 |
| Eastern Subalpine Warbler Curruca cantillans | Dartford Warbler Curruca undata | 5 | 2 | 3 |
| Red Knot Calidris canutus | Temminck's Stint Calidris temminckii | 5 | 3 | 2 |
| Great Cormorant Phalacrocorax carbo | European Shag Gulosus aristotelis | 5 | 0 | 5 |
| Red Knot Calidris canutus | Ruff Calidris pugnax | 5 | 4 | 1 |
| Temminck's Stint Calidris temminckii | Purple Sandpiper Calidris maritima | 5 | 3 | 2 |
| Redwing Turdus iliacus | Fieldfare Turdus pilaris | 5 | 2 | 3 |
| Siberian Stonechat Saxicola maurus | Amur Stonechat Saxicola stejnegeri | 5 | 2 | 3 |
| Twite Linaria flavirostris | Common Redpoll Acanthis flammea | 5 | 3 | 2 |
| Common Scoter Melanitta nigra | Black Scoter Melanitta americana | 5 | 2 | 3 |
| Herring Gull Larus argentatus | Great Black-backed Gull Larus marinus | 5 | 3 | 2 |
| Isabelline Shrike Lanius isabellinus | Brown Shrike Lanius cristatus | 4 | 0 | 4 |
| Common Snipe Gallinago gallinago | Wilson's Snipe Gallinago delicata | 4 | 1 | 3 |
| Paddyfield Warbler Acrocephalus agricola | Blyth's Reed Warbler Acrocephalus dumetorum | 4 | 2 | 2 |
| Black-throated Diver Gavia arctica | Pacific Diver Gavia pacifica | 4 | 2 | 2 |
| European Stonechat Saxicola rubicola | Amur Stonechat Saxicola stejnegeri | 4 | 1 | 3 |
| Caspian Plover Anarhynchus asiaticus | Oriental Plover Anarhynchus veredus | 4 | 2 | 2 |
| Caspian Plover Anarhynchus asiaticus | Tibetan Sand Plover Anarhynchus atrifrons | 4 | 4 | 0 |
| Siberian Accentor Prunella montanella | Black-throated Accentor Prunella atrogularis | 4 | 0 | 4 |
| Marsh Warbler Acrocephalus palustris | Great Reed Warbler Acrocephalus arundinaceus | 4 | 4 | 0 |
| Marsh Sandpiper Tringa stagnatilis | Wood Sandpiper Tringa glareola | 4 | 3 | 1 |
| Richard's Pipit Anthus richardi | Meadow Pipit Anthus pratensis | 4 | 3 | 1 |
| Meadow Pipit Anthus pratensis | Rock Pipit Anthus petrosus | 4 | 0 | 4 |
| European Storm-Petrel Hydrobates pelagicus | Leach's Storm-Petrel Hydrobates leucorhous | 4 | 1 | 3 |
| Common Redshank Tringa totanus | Spotted Redshank Tringa erythropus | 4 | 0 | 4 |
| European Bee-eater Merops apiaster | European Roller Coracias garrulus | 4 | 2 | 2 |
| Whimbrel Numenius phaeopus | Eurasian Curlew Numenius arquata | 4 | 1 | 3 |
| Leach's Storm-Petrel Hydrobates leucorhous | Manx Shearwater Puffinus puffinus | 4 | 2 | 2 |
| Common Linnet Linaria cannabina | Common Redpoll Acanthis flammea | 4 | 3 | 1 |
| Yellow-browed Warbler Phylloscopus inornatus | Hume's Warbler Phylloscopus humei | 4 | 3 | 1 |
| Grey Plover Pluvialis squatarola | European Golden Plover Pluvialis apricaria | 4 | 0 | 4 |
| Tufted Duck Aythya fuligula | Greater Scaup Aythya marila | 4 | 1 | 3 |
| Merlin Falco columbarius | Gyr Falcon Falco rusticolus | 4 | 2 | 2 |
| Little Gull Hydrocoloeus minutus | Black-headed Gull Chroicocephalus ridibundus | 4 | 4 | 0 |
| Sooty Shearwater Ardenna grisea | Balearic Shearwater Puffinus mauretanicus | 4 | 0 | 4 |
| Manx Shearwater Puffinus puffinus | Northern Gannet Morus bassanus | 4 | 0 | 4 |
| Greenish Warbler Phylloscopus trochiloides | Arctic Warbler Phylloscopus borealis | 4 | 3 | 1 |
| Great Knot Calidris tenuirostris | Red Knot Calidris canutus | 4 | 2 | 2 |
| Turkestan Short-toed Lark Alaudala heinei | Eurasian Skylark Alauda arvensis | 4 | 2 | 2 |
| Slavonian Grebe Podiceps auritus | Great Crested Grebe Podiceps cristatus | 4 | 3 | 1 |
| Song Thrush Turdus philomelos | Fieldfare Turdus pilaris | 4 | 4 | 0 |
| European Honey-buzzard Pernis apivorus | Greater Spotted Eagle Clanga clanga | 4 | 3 | 1 |
| Lesser Spotted Eagle Clanga pomarina | Greater Spotted Eagle Clanga clanga | 4 | 0 | 4 |
| Lesser Spotted Eagle Clanga pomarina | Steppe Eagle Aquila nipalensis | 4 | 4 | 0 |
| Velvet Scoter Melanitta fusca | Common Goldeneye Bucephala clangula | 4 | 3 | 1 |
| Little Gull Hydrocoloeus minutus | Sabine's Gull Xema sabini | 4 | 4 | 0 |
| Goosander Mergus merganser | Red-breasted Merganser Mergus serrator | 4 | 3 | 1 |
| Hazel Grouse Tetrastes bonasia | Black Grouse Lyrurus tetrix | 3 | 1 | 2 |
| Manx Shearwater Puffinus puffinus | Balearic Shearwater Puffinus mauretanicus | 3 | 1 | 2 |
| European Goldfinch Carduelis carduelis | Eurasian Siskin Spinus spinus | 3 | 2 | 1 |
| Black-legged Kittiwake Rissa tridactyla | Black-headed Gull Chroicocephalus ridibundus | 3 | 2 | 1 |
| European Turtle Dove Streptopelia turtur | Collared Dove Streptopelia decaocto | 3 | 2 | 1 |
| Red-rumped Swallow Cecropis daurica | Cliff Swallow Petrochelidon pyrrhonota | 3 | 1 | 2 |
| Black-legged Kittiwake Rissa tridactyla | Sabine's Gull Xema sabini | 3 | 0 | 3 |
| Mongolian Finch Bucanetes mongolicus | Twite Linaria flavirostris | 3 | 1 | 2 |
| Glaucous Gull Larus hyperboreus | Iceland Gull Larus glaucoides | 3 | 0 | 3 |
| Asian Houbara Chlamydotis macqueenii | Little Bustard Tetrax tetrax | 3 | 2 | 1 |
| Green Warbler Phylloscopus nitidus | Two-barred Warbler Phylloscopus plumbeitarsus | 3 | 1 | 2 |
| Laughing Gull Leucophaeus atricilla | Franklin's Gull Leucophaeus pipixcan | 3 | 1 | 2 |
| Barn Swallow Hirundo rustica | Western House Martin Delichon urbicum | 3 | 1 | 2 |
| Ring-billed Gull Larus delawarensis | Caspian Gull Larus cachinnans | 3 | 0 | 3 |
| Little Tern Sternula albifrons | Gull-billed Tern Gelochelidon nilotica | 3 | 3 | 0 |
| Grey Plover Pluvialis squatarola | Common Ringed Plover Charadrius hiaticula | 3 | 2 | 1 |
| Common Sandpiper Actitis hypoleucos | Green Sandpiper Tringa ochropus | 3 | 1 | 2 |
| Upland Sandpiper Bartramia longicauda | Little Whimbrel Numenius minutus | 3 | 0 | 3 |
| Red-throated Diver Gavia stellata | White-billed Diver Gavia adamsii | 3 | 3 | 0 |
| Greater Sand Plover Anarhynchus leschenaultii | Kentish Plover Anarhynchus alexandrinus | 3 | 2 | 1 |
| Black-winged Pratincole Glareola nordmanni | Arctic Skua Stercorarius parasiticus | 3 | 1 | 2 |
| Water Pipit Anthus spinoletta | Rock Pipit Anthus petrosus | 3 | 2 | 1 |
| Black-winged Pratincole Glareola nordmanni | Long-tailed Skua Stercorarius longicaudus | 3 | 1 | 2 |
| Sand Martin Riparia riparia | Eurasian Crag Martin Ptyonoprogne rupestris | 3 | 1 | 2 |
| Tree Pipit Anthus trivialis | Rock Pipit Anthus petrosus | 3 | 2 | 1 |
| Wood Sandpiper Tringa glareola | Common Greenshank Tringa nebularia | 3 | 3 | 0 |
| Wood Sandpiper Tringa glareola | Lesser Yellowlegs Tringa flavipes | 3 | 3 | 0 |
| River Warbler Locustella fluviatilis | Common Grasshopper Warbler Locustella naevia | 3 | 1 | 2 |
| Goldcrest Regulus regulus | Common Firecrest Regulus ignicapilla | 3 | 1 | 2 |
| Caspian Tern Hydroprogne caspia | Whiskered Tern Chlidonias hybrida | 3 | 2 | 1 |
| Marsh Tit Poecile palustris | Siberian Tit Poecile cinctus | 3 | 3 | 0 |
| Stock Dove Columba oenas | Common Woodpigeon Columba palumbus | 3 | 2 | 1 |
| Lanceolated Warbler Locustella lanceolata | Common Grasshopper Warbler Locustella naevia | 3 | 2 | 1 |
| Greater White-fronted Goose Anser albifrons | Taiga Bean Goose Anser fabalis | 3 | 2 | 1 |
| Ruff Calidris pugnax | Dunlin Calidris alpina | 3 | 1 | 2 |
| Richard's Pipit Anthus richardi | Tree Pipit Anthus trivialis | 3 | 2 | 1 |
| Woodlark Lullula arborea | Crested Lark Galerida cristata | 3 | 3 | 0 |
| Demoiselle Crane Grus virgo | Common Crane Grus grus | 3 | 3 | 0 |
| Richard's Pipit Anthus richardi | Tawny Pipit Anthus campestris | 3 | 3 | 0 |
| Oriental Pratincole Glareola maldivarum | Black-winged Pratincole Glareola nordmanni | 3 | 2 | 1 |
| Common Swift Apus apus | Pacific Swift Apus pacificus | 3 | 1 | 2 |
| Velvet Scoter Melanitta fusca | White-winged Scoter Melanitta deglandi | 3 | 2 | 1 |
| Tibetan Sand Plover Anarhynchus atrifrons | Kentish Plover Anarhynchus alexandrinus | 3 | 3 | 0 |
| American Barn Owl Tyto furcata | Tawny Owl Strix aluco | 3 | 3 | 0 |
| White-rumped Sandpiper Calidris fuscicollis | Least Sandpiper Calidris minutilla | 3 | 2 | 1 |
| Black-throated Diver Gavia arctica | White-billed Diver Gavia adamsii | 3 | 2 | 1 |
| Booted Warbler Iduna caligata | Eastern Olivaceous Warbler Iduna pallida | 3 | 0 | 3 |
| Grey Wagtail Motacilla cinerea | Western Yellow Wagtail Motacilla flava | 3 | 1 | 2 |
| Lesser White-fronted Goose Anser erythropus | Taiga Bean Goose Anser fabalis | 3 | 1 | 2 |
| Western Black-eared Wheatear Oenanthe hispanica | Eastern Black-eared Wheatear Oenanthe melanoleuca | 3 | 2 | 1 |
| Thrush Nightingale Luscinia luscinia | Common Nightingale Luscinia megarhynchos | 3 | 1 | 2 |
| Thrush Nightingale Luscinia luscinia | Common Redstart Phoenicurus phoenicurus | 3 | 2 | 1 |
| Velvet Scoter Melanitta fusca | Stejneger's Scoter Melanitta stejnegeri | 3 | 2 | 1 |
| Pallid Harrier Circus macrourus | Montagu's Harrier Circus pygargus | 3 | 0 | 3 |
| Hen Harrier Circus cyaneus | Pallid Harrier Circus macrourus | 3 | 1 | 2 |
| Whinchat Saxicola rubetra | Amur Stonechat Saxicola stejnegeri | 3 | 2 | 1 |
| Grey Plover Pluvialis squatarola | American Golden Plover Pluvialis dominica | 3 | 1 | 2 |
| Siberian Tit Poecile cinctus | Azure Tit Cyanistes cyanus | 3 | 1 | 2 |
| Yellow-browed Warbler Phylloscopus inornatus | Pallas's Warbler Phylloscopus proregulus | 3 | 1 | 2 |
| Icterine Warbler Hippolais icterina | Common Reed Warbler Acrocephalus scirpaceus | 3 | 1 | 2 |
| Corn Bunting Emberiza calandra | Rustic Bunting Emberiza rustica | 3 | 0 | 3 |
| Common Reed Bunting Emberiza schoeniclus | Rustic Bunting Emberiza rustica | 3 | 1 | 2 |
| Yellow-breasted Bunting Emberiza aureola | Black-faced Bunting Emberiza spodocephala | 3 | 1 | 2 |
| Black Guillemot Cepphus grylle | Razorbill Alca torda | 3 | 1 | 2 |
| Mute Swan Cygnus olor | Whooper Swan Cygnus cygnus | 3 | 1 | 2 |
| Gadwall Mareca strepera | Mallard Anas platyrhynchos | 3 | 3 | 0 |
| Lapland Bunting Calcarius lapponicus | Common Reed Bunting Emberiza schoeniclus | 3 | 0 | 3 |
| Lapland Bunting Calcarius lapponicus | Corn Bunting Emberiza calandra | 3 | 3 | 0 |
| Great Snipe Gallinago media | Wilson's Snipe Gallinago delicata | 3 | 1 | 2 |
| Lapland Bunting Calcarius lapponicus | Snow Bunting Plectrophenax nivalis | 3 | 2 | 1 |
| Dark-eyed Junco Junco hyemalis | Song Sparrow Melospiza melodia | 2 | 0 | 2 |
| Masked Shrike Lanius nubicus | Woodchat Shrike Lanius senator | 2 | 2 | 0 |
| Common Swift Apus apus | Pallid Swift Apus pallidus | 2 | 1 | 1 |
| Ross's Gull Rhodostethia rosea | Black-legged Kittiwake Rissa tridactyla | 2 | 0 | 2 |
| Black-legged Kittiwake Rissa tridactyla | Common Gull Larus canus | 2 | 2 | 0 |
| Eurasian Jay Garrulus glandarius | Common Crossbill Loxia curvirostra | 2 | 0 | 2 |
| Sabine's Gull Xema sabini | Black-headed Gull Chroicocephalus ridibundus | 2 | 2 | 0 |
| Common Snipe Gallinago gallinago | Red-necked Phalarope Phalaropus lobatus | 2 | 0 | 2 |
| Black-headed Gull Chroicocephalus ridibundus | Common Gull Larus canus | 2 | 1 | 1 |
| Eurasian Jackdaw Coloeus monedula | Hooded Crow Corvus cornix | 2 | 1 | 1 |
| Rook Corvus frugilegus | Carrion Crow Corvus corone | 2 | 0 | 2 |
| Franklin's Gull Leucophaeus pipixcan | Pallas's Gull Ichthyaetus ichthyaetus | 2 | 0 | 2 |
| Eurasian Wigeon Mareca penelope | Eurasian/Green-winged Teal Anas crecca | 2 | 2 | 0 |
| Coal Tit Periparus ater | Marsh Tit Poecile palustris | 2 | 1 | 1 |
| Pallas's Gull Ichthyaetus ichthyaetus | Mediterranean Gull Ichthyaetus melanocephalus | 2 | 2 | 0 |
| Grey Phalarope Phalaropus fulicarius | Red-necked Phalarope Phalaropus lobatus | 2 | 1 | 1 |
| Common Gull Larus canus | Great Black-backed Gull Larus marinus | 2 | 1 | 1 |
| Sora Porzana carolina | Spotted Crake Porzana porzana | 2 | 0 | 2 |
| Herring Gull Larus argentatus | Yellow-legged Gull Larus michahellis | 2 | 1 | 1 |
| Willow Tit Poecile montanus | Brambling Fringilla montifringilla | 2 | 2 | 0 |
| Eurasian Blue Tit Cyanistes caeruleus | Great Tit Parus major | 2 | 0 | 2 |
| Hazel Grouse Tetrastes bonasia | Western Capercaillie Tetrao urogallus | 2 | 2 | 0 |
| Greater Short-toed Lark Calandrella brachydactyla | Calandra Lark Melanocorypha calandra | 2 | 1 | 1 |
| Hazel Grouse Tetrastes bonasia | Grey Partridge Perdix perdix | 2 | 1 | 1 |
| Mediterranean Short-toed Lark Alaudala rufescens | White-winged Lark Alauda leucoptera | 2 | 2 | 0 |
| Whiskered Tern Chlidonias hybrida | Black Tern Chlidonias niger | 2 | 2 | 0 |
| Mute Swan Cygnus olor | Bewick's Swan Cygnus columbianus | 2 | 0 | 2 |
| Common Tern Sterna hirundo | Sandwich Tern Thalasseus sandvicensis | 2 | 2 | 0 |
| Eastern Olivaceous Warbler Iduna pallida | Icterine Warbler Hippolais icterina | 2 | 1 | 1 |
| Icterine Warbler Hippolais icterina | Sedge Warbler Acrocephalus schoenobaenus | 2 | 1 | 1 |
| Icterine Warbler Hippolais icterina | Willow Warbler Phylloscopus trochilus | 2 | 2 | 0 |
| Sedge Warbler Acrocephalus schoenobaenus | Common Grasshopper Warbler Locustella naevia | 2 | 1 | 1 |
| Paddyfield Warbler Acrocephalus agricola | Common Reed Warbler Acrocephalus scirpaceus | 2 | 2 | 0 |
| Common Reed Warbler Acrocephalus scirpaceus | Great Reed Warbler Acrocephalus arundinaceus | 2 | 0 | 2 |
| Pied Avocet Recurvirostra avosetta | European Golden Plover Pluvialis apricaria | 2 | 1 | 1 |
| River Warbler Locustella fluviatilis | Savi's Warbler Locustella luscinioides | 2 | 1 | 1 |
| Willow Ptarmigan Lagopus lagopus | Black Grouse Lyrurus tetrix | 2 | 1 | 1 |
| Common Redshank Tringa totanus | Lesser Yellowlegs Tringa flavipes | 2 | 0 | 2 |
| Barn Swallow Hirundo rustica | Meadow Pipit Anthus pratensis | 2 | 2 | 0 |
| Common Redshank Tringa totanus | Common Greenshank Tringa nebularia | 2 | 1 | 1 |
| Barn Swallow Hirundo rustica | Common Crossbill Loxia curvirostra | 2 | 2 | 0 |
| Rock Ptarmigan Lagopus muta | Western Capercaillie Tetrao urogallus | 2 | 2 | 0 |
| Northern Fulmar Fulmarus glacialis | Manx Shearwater Puffinus puffinus | 2 | 2 | 0 |
| Hume's Warbler Phylloscopus humei | Radde's Warbler Phylloscopus schwarzi | 2 | 1 | 1 |
| Radde's Warbler Phylloscopus schwarzi | Dusky Warbler Phylloscopus fuscatus | 2 | 0 | 2 |
| Dusky Warbler Phylloscopus fuscatus | Plain Leaf Warbler Phylloscopus neglectus | 2 | 0 | 2 |
| Plain Leaf Warbler Phylloscopus neglectus | Iberian Chiffchaff Phylloscopus ibericus | 2 | 2 | 0 |
| Willow Warbler Phylloscopus trochilus | Iberian Chiffchaff Phylloscopus ibericus | 2 | 1 | 1 |
| Common Greenshank Tringa nebularia | Red Knot Calidris canutus | 2 | 2 | 0 |
| Common Greenshank Tringa nebularia | Ruff Calidris pugnax | 2 | 0 | 2 |
| Green Warbler Phylloscopus nitidus | Arctic Warbler Phylloscopus borealis | 2 | 1 | 1 |
| Greenish Warbler Phylloscopus trochiloides | Two-barred Warbler Phylloscopus plumbeitarsus | 2 | 1 | 1 |
| Two-barred Warbler Phylloscopus plumbeitarsus | Arctic Warbler Phylloscopus borealis | 2 | 2 | 0 |
| Eurasian Blackcap Sylvia atricapilla | Garden Warbler Sylvia borin | 2 | 0 | 2 |
| Eurasian Blackcap Sylvia atricapilla | Common Whitethroat Curruca communis | 2 | 2 | 0 |
| Garden Warbler Sylvia borin | Common Whitethroat Curruca communis | 2 | 2 | 0 |
| Great Cormorant Phalacrocorax carbo | Great White Egret Ardea alba | 2 | 0 | 2 |
| Western Capercaillie Tetrao urogallus | Grey Partridge Perdix perdix | 2 | 2 | 0 |
| Greater Scaup Aythya marila | Velvet Scoter Melanitta fusca | 2 | 0 | 2 |
| Eurasian Nuthatch Sitta europaea | Eurasian Treecreeper Certhia familiaris | 2 | 2 | 0 |
| European Golden Plover Pluvialis apricaria | Eurasian Dotterel Eudromias morinellus | 2 | 1 | 1 |
| Ruff Calidris pugnax | Purple Sandpiper Calidris maritima | 2 | 2 | 0 |
| Greater White-fronted Goose Anser albifrons | Tundra Bean Goose Anser serrirostris | 2 | 2 | 0 |
| Greylag Goose Anser anser | Greater White-fronted Goose Anser albifrons | 2 | 0 | 2 |
| Brent Goose Branta bernicla | Cackling Goose Branta hutchinsii | 2 | 1 | 1 |
| Curlew Sandpiper Calidris ferruginea | Stilt Sandpiper Calidris himantopus | 2 | 1 | 1 |
| Mistle Thrush Turdus viscivorus | Redwing Turdus iliacus | 2 | 2 | 0 |
| Mistle Thrush Turdus viscivorus | Fieldfare Turdus pilaris | 2 | 2 | 0 |
| Egyptian Vulture Neophron percnopterus | Griffon Vulture Gyps fulvus | 2 | 2 | 0 |
| Song Thrush Turdus philomelos | Redwing Turdus iliacus | 2 | 2 | 0 |
| Song Thrush Turdus philomelos | Eurasian Blackbird Turdus merula | 2 | 2 | 0 |
| Song Thrush Turdus philomelos | Eyebrowed Thrush Turdus obscurus | 2 | 2 | 0 |
| Black-throated Thrush Turdus atrogularis | Dusky Thrush Turdus eunomus | 2 | 0 | 2 |
| Dusky Thrush Turdus eunomus | Naumann's Thrush Turdus naumanni | 2 | 0 | 2 |
| European Turtle Dove Streptopelia turtur | Rufous Turtle Dove Streptopelia orientalis | 2 | 1 | 1 |
| Booted Eagle Hieraaetus pennatus | Imperial Eagle Aquila heliaca | 2 | 0 | 2 |
| Siberian Rubythroat Calliope calliope | Red-flanked Bluetail Tarsiger cyanurus | 2 | 1 | 1 |
| Imperial Eagle Aquila heliaca | Golden Eagle Aquila chrysaetos | 2 | 2 | 0 |
| European Pied Flycatcher Ficedula hypoleuca | Collared Flycatcher Ficedula albicollis | 2 | 2 | 0 |
| Imperial Eagle Aquila heliaca | Western Marsh Harrier Circus aeruginosus | 2 | 2 | 0 |
| Grey-headed Lapwing Vanellus cinereus | White-tailed Lapwing Vanellus leucurus | 2 | 0 | 2 |
| European Pied Flycatcher Ficedula hypoleuca | Northern Wheatear Oenanthe oenanthe | 2 | 1 | 1 |
| Sociable Lapwing Vanellus gregarius | White-tailed Lapwing Vanellus leucurus | 2 | 2 | 0 |
| Western Marsh Harrier Circus aeruginosus | Red Kite Milvus milvus | 2 | 2 | 0 |
| Velvet Scoter Melanitta fusca | Goosander Mergus merganser | 2 | 0 | 2 |
| Hen Harrier Circus cyaneus | Montagu's Harrier Circus pygargus | 2 | 1 | 1 |
| Desert Wheatear Oenanthe deserti | Eastern Black-eared Wheatear Oenanthe melanoleuca | 2 | 1 | 1 |
| Eurasian/Green-winged Teal Anas crecca | Common Pochard Aythya ferina | 2 | 1 | 1 |
| Baird's Sandpiper Calidris bairdii | Least Sandpiper Calidris minutilla | 2 | 1 | 1 |
| Grey Wagtail Motacilla cinerea | Pied Wagtail/White Wagtail Motacilla alba | 2 | 0 | 2 |
| Little Stint Calidris minuta | White-rumped Sandpiper Calidris fuscicollis | 2 | 1 | 1 |
| Siberian Sand Plover Anarhynchus mongolus | Kentish Plover Anarhynchus alexandrinus | 2 | 2 | 0 |
| Pectoral Sandpiper Calidris melanotos | Western Sandpiper Calidris mauri | 2 | 0 | 2 |
| Blyth's Pipit Anthus godlewskii | Tawny Pipit Anthus campestris | 2 | 1 | 1 |
| Northern Hawk Owl Surnia ulula | Tawny Owl Strix aluco | 2 | 0 | 2 |
| Meadow Pipit Anthus pratensis | Olive-backed Pipit Anthus hodgsoni | 2 | 1 | 1 |
| Tawny Owl Strix aluco | Tengmalm's Owl Aegolius funereus | 2 | 0 | 2 |
| Tree Pipit Anthus trivialis | Pechora Pipit Anthus gustavi | 2 | 1 | 1 |
| Tree Pipit Anthus trivialis | Red-throated Pipit Anthus cervinus | 2 | 2 | 0 |
| Olive-backed Pipit Anthus hodgsoni | Pechora Pipit Anthus gustavi | 2 | 0 | 2 |
| Ural Owl Strix uralensis | Tengmalm's Owl Aegolius funereus | 2 | 1 | 1 |
| Pechora Pipit Anthus gustavi | Red-throated Pipit Anthus cervinus | 2 | 2 | 0 |
| Rock Pipit Anthus petrosus | Buff-bellied Pipit Anthus rubescens | 2 | 0 | 2 |
| Tibetan Sand Plover Anarhynchus atrifrons | Upland Sandpiper Bartramia longicauda | 2 | 2 | 0 |
| Brambling Fringilla montifringilla | Hawfinch Coccothraustes coccothraustes | 2 | 0 | 2 |
| Trumpeter Finch Bucanetes githagineus | Mongolian Finch Bucanetes mongolicus | 2 | 0 | 2 |
| Great Spotted Cuckoo Clamator glandarius | Common Cuckoo Cuculus canorus | 2 | 0 | 2 |
| Middle Spotted Woodpecker Dendrocoptes medius | White-backed Woodpecker Dendrocopos leucotos | 2 | 2 | 0 |
| Arctic Skua Stercorarius parasiticus | Pomarine Skua Stercorarius pomarinus | 2 | 1 | 1 |
| Eurasian Nightjar Caprimulgus europaeus | Common Swift Apus apus | 2 | 1 | 1 |
| Common Redpoll Acanthis flammea | Arctic Redpoll Acanthis hornemanni | 2 | 1 | 1 |
| Gadwall Mareca strepera | Eurasian Wigeon Mareca penelope | 2 | 0 | 2 |
| Lesser White-fronted Goose Anser erythropus | Tundra Bean Goose Anser serrirostris | 2 | 1 | 1 |
| Lesser Kestrel Falco naumanni | Common Kestrel Falco tinnunculus | 2 | 2 | 0 |
| Snow Bunting Plectrophenax nivalis | Corn Bunting Emberiza calandra | 2 | 2 | 0 |
| Common Kestrel Falco tinnunculus | Eurasian Hobby Falco subbuteo | 2 | 2 | 0 |
| Hudsonian Godwit Limosa haemastica | Long-billed Dowitcher Limnodromus scolopaceus | 2 | 1 | 1 |
| Amur Falcon Falco amurensis | Eurasian Hobby Falco subbuteo | 2 | 2 | 0 |
| Black Guillemot Cepphus grylle | Brünnich's Guillemot Uria lomvia | 2 | 1 | 1 |
| Cirl Bunting Emberiza cirlus | Yellowhammer Emberiza citrinella | 2 | 2 | 0 |
| Black Guillemot Cepphus grylle | Little Gull Hydrocoloeus minutus | 2 | 2 | 0 |
| Yellowhammer Emberiza citrinella | Pine Bunting Emberiza leucocephalos | 2 | 0 | 2 |
| Ortolan Bunting Emberiza hortulana | Cretzschmar's Bunting Emberiza caesia | 2 | 2 | 0 |
| Alpine Swift Tachymarptis melba | Pallid Swift Apus pallidus | 2 | 2 | 0 |
| Eurasian Jay Garrulus glandarius | Goldcrest Regulus regulus | 1 | 1 | 0 |
| Eurasian Jay Garrulus glandarius | Bluethroat Luscinia svecica | 1 | 0 | 1 |
| Bar-headed Goose Anser indicus | Greylag Goose Anser anser | 1 | 1 | 0 |
| Spotted Nutcracker Nucifraga caryocatactes | Rook Corvus frugilegus | 1 | 0 | 1 |
| Spotted Nutcracker Nucifraga caryocatactes | Common Raven Corvus corax | 1 | 0 | 1 |
| Alpine Chough Pyrrhocorax graculus | Rook Corvus frugilegus | 1 | 1 | 0 |
| Eurasian Jackdaw Coloeus monedula | Rook Corvus frugilegus | 1 | 1 | 0 |
| Eurasian Jackdaw Coloeus monedula | Carrion Crow Corvus corone | 1 | 0 | 1 |
| Eurasian Jackdaw Coloeus monedula | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Rook Corvus frugilegus | Hooded Crow Corvus cornix | 1 | 0 | 1 |
| Rook Corvus frugilegus | Common Raven Corvus corax | 1 | 0 | 1 |
| Hooded Crow Corvus cornix | Common Whitethroat Curruca communis | 1 | 1 | 0 |
| Coal Tit Periparus ater | Crested Tit Lophophanes cristatus | 1 | 1 | 0 |
| Coal Tit Periparus ater | Willow Tit Poecile montanus | 1 | 1 | 0 |
| Coal Tit Periparus ater | Siberian Tit Poecile cinctus | 1 | 1 | 0 |
| Coal Tit Periparus ater | Great Tit Parus major | 1 | 1 | 0 |
| Coal Tit Periparus ater | Barn Swallow Hirundo rustica | 1 | 0 | 1 |
| Coal Tit Periparus ater | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Crested Tit Lophophanes cristatus | Woodlark Lullula arborea | 1 | 1 | 0 |
| Marsh Tit Poecile palustris | Eurasian Blue Tit Cyanistes caeruleus | 1 | 0 | 1 |
| Willow Tit Poecile montanus | Willow Warbler Phylloscopus trochilus | 1 | 1 | 0 |
| Willow Tit Poecile montanus | Common Chiffchaff Phylloscopus collybita | 1 | 0 | 1 |
| Willow Tit Poecile montanus | Redwing Turdus iliacus | 1 | 0 | 1 |
| Willow Tit Poecile montanus | Eurasian Siskin Spinus spinus | 1 | 0 | 1 |
| Azure Tit Cyanistes cyanus | Icterine Warbler Hippolais icterina | 1 | 0 | 1 |
| Great Tit Parus major | Eurasian Skylark Alauda arvensis | 1 | 0 | 1 |
| Eurasian Penduline Tit Remiz pendulinus | Shore Lark Eremophila alpestris | 1 | 0 | 1 |
| Shore Lark Eremophila alpestris | Bimaculated Lark Melanocorypha bimaculata | 1 | 1 | 0 |
| Shore Lark Eremophila alpestris | Eyebrowed Thrush Turdus obscurus | 1 | 0 | 1 |
| Bimaculated Lark Melanocorypha bimaculata | Black Lark Melanocorypha yeltoniensis | 1 | 0 | 1 |
| Black Lark Melanocorypha yeltoniensis | Mediterranean Short-toed Lark Alaudala rufescens | 1 | 1 | 0 |
| Mediterranean Short-toed Lark Alaudala rufescens | Woodlark Lullula arborea | 1 | 1 | 0 |
| Turkestan Short-toed Lark Alaudala heinei | Woodlark Lullula arborea | 1 | 0 | 1 |
| Turkestan Short-toed Lark Alaudala heinei | White-winged Lark Alauda leucoptera | 1 | 1 | 0 |
| Woodlark Lullula arborea | Richard's Pipit Anthus richardi | 1 | 1 | 0 |
| White-winged Lark Alauda leucoptera | Eurasian Skylark Alauda arvensis | 1 | 1 | 0 |
| Eurasian Skylark Alauda arvensis | Tree Pipit Anthus trivialis | 1 | 1 | 0 |
| Zitting Cisticola Cisticola juncidis | Booted Warbler Iduna caligata | 1 | 1 | 0 |
| Booted Warbler Iduna caligata | Willow Warbler Phylloscopus trochilus | 1 | 1 | 0 |
| Sykes's Warbler Iduna rama | Melodious Warbler Hippolais polyglotta | 1 | 0 | 1 |
| Sykes's Warbler Iduna rama | Icterine Warbler Hippolais icterina | 1 | 1 | 0 |
| Eastern Olivaceous Warbler Iduna pallida | Melodious Warbler Hippolais polyglotta | 1 | 0 | 1 |
| Sedge Warbler Acrocephalus schoenobaenus | Paddyfield Warbler Acrocephalus agricola | 1 | 0 | 1 |
| Sedge Warbler Acrocephalus schoenobaenus | Common Reed Warbler Acrocephalus scirpaceus | 1 | 0 | 1 |
| Blyth's Reed Warbler Acrocephalus dumetorum | Common Reed Warbler Acrocephalus scirpaceus | 1 | 1 | 0 |
| Blyth's Reed Warbler Acrocephalus dumetorum | Great Reed Warbler Acrocephalus arundinaceus | 1 | 1 | 0 |
| Common Reed Warbler Acrocephalus scirpaceus | Richard's Pipit Anthus richardi | 1 | 1 | 0 |
| Great Reed Warbler Acrocephalus arundinaceus | River Warbler Locustella fluviatilis | 1 | 0 | 1 |
| Lanceolated Warbler Locustella lanceolata | River Warbler Locustella fluviatilis | 1 | 0 | 1 |
| River Warbler Locustella fluviatilis | Thrush Nightingale Luscinia luscinia | 1 | 1 | 0 |
| Savi's Warbler Locustella luscinioides | Common Grasshopper Warbler Locustella naevia | 1 | 1 | 0 |
| Common Grasshopper Warbler Locustella naevia | House Sparrow Passer domesticus | 1 | 0 | 1 |
| Common Grasshopper Warbler Locustella naevia | Common Reed Bunting Emberiza schoeniclus | 1 | 1 | 0 |
| Sand Martin Riparia riparia | Western House Martin Delichon urbicum | 1 | 1 | 0 |
| Eurasian Crag Martin Ptyonoprogne rupestris | Cliff Swallow Petrochelidon pyrrhonota | 1 | 1 | 0 |
| Barn Swallow Hirundo rustica | Cliff Swallow Petrochelidon pyrrhonota | 1 | 0 | 1 |
| Barn Swallow Hirundo rustica | Common Redpoll Acanthis flammea | 1 | 0 | 1 |
| Wood Warbler Phylloscopus sibilatrix | Western Bonelli's Warbler Phylloscopus bonelli | 1 | 0 | 1 |
| Wood Warbler Phylloscopus sibilatrix | Yellow-browed Warbler Phylloscopus inornatus | 1 | 1 | 0 |
| Western Bonelli's Warbler Phylloscopus bonelli | Yellow-browed Warbler Phylloscopus inornatus | 1 | 0 | 1 |
| Western Bonelli's Warbler Phylloscopus bonelli | Short-toed Treecreeper Certhia brachydactyla | 1 | 1 | 0 |
| Yellow-browed Warbler Phylloscopus inornatus | Green Warbler Phylloscopus nitidus | 1 | 0 | 1 |
| Radde's Warbler Phylloscopus schwarzi | Plain Leaf Warbler Phylloscopus neglectus | 1 | 1 | 0 |
| Plain Leaf Warbler Phylloscopus neglectus | Willow Warbler Phylloscopus trochilus | 1 | 1 | 0 |
| Plain Leaf Warbler Phylloscopus neglectus | Cetti's Warbler Cettia cetti | 1 | 1 | 0 |
| Willow Warbler Phylloscopus trochilus | Brambling Fringilla montifringilla | 1 | 1 | 0 |
| Common Chiffchaff Phylloscopus collybita | Greenish Warbler Phylloscopus trochiloides | 1 | 1 | 0 |
| Common Chiffchaff Phylloscopus collybita | Garden Warbler Sylvia borin | 1 | 0 | 1 |
| Iberian Chiffchaff Phylloscopus ibericus | Two-barred Warbler Phylloscopus plumbeitarsus | 1 | 1 | 0 |
| Long-tailed Tit Aegithalos caudatus | Eurasian Blackcap Sylvia atricapilla | 1 | 1 | 0 |
| Garden Warbler Sylvia borin | Lesser Whitethroat Curruca curruca | 1 | 1 | 0 |
| Asian Desert Warbler Curruca nana | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Asian Desert Warbler Curruca nana | Twite Linaria flavirostris | 1 | 1 | 0 |
| Sardinian Warbler Curruca melanocephala | Eastern Subalpine Warbler Curruca cantillans | 1 | 1 | 0 |
| Moltoni's Warbler Curruca subalpina | Dartford Warbler Curruca undata | 1 | 1 | 0 |
| Eastern Subalpine Warbler Curruca cantillans | Red-throated Pipit Anthus cervinus | 1 | 0 | 1 |
| Goldcrest Regulus regulus | Brambling Fringilla montifringilla | 1 | 1 | 0 |
| Goldcrest Regulus regulus | Eurasian Siskin Spinus spinus | 1 | 0 | 1 |
| Eurasian Nuthatch Sitta europaea | Eurasian Wren Troglodytes troglodytes | 1 | 0 | 1 |
| Eurasian Nuthatch Sitta europaea | Spotted Flycatcher Muscicapa striata | 1 | 1 | 0 |
| Eurasian Nuthatch Sitta europaea | Pine Grosbeak Pinicola enucleator | 1 | 0 | 1 |
| Eurasian Treecreeper Certhia familiaris | Eurasian Wren Troglodytes troglodytes | 1 | 0 | 1 |
| White-throated Dipper Cinclus cinclus | Redwing Turdus iliacus | 1 | 0 | 1 |
| Common Starling Sturnus vulgaris | Mistle Thrush Turdus viscivorus | 1 | 1 | 0 |
| Common Starling Sturnus vulgaris | Redwing Turdus iliacus | 1 | 1 | 0 |
| Common Starling Sturnus vulgaris | Common Chaffinch Fringilla coelebs | 1 | 0 | 1 |
| Swainson's Thrush Catharus ustulatus | Mistle Thrush Turdus viscivorus | 1 | 0 | 1 |
| Swainson's Thrush Catharus ustulatus | Song Thrush Turdus philomelos | 1 | 1 | 0 |
| Mistle Thrush Turdus viscivorus | Corn Bunting Emberiza calandra | 1 | 0 | 1 |
| Song Thrush Turdus philomelos | Northern Wheatear Oenanthe oenanthe | 1 | 0 | 1 |
| Redwing Turdus iliacus | Eurasian Blackbird Turdus merula | 1 | 1 | 0 |
| Redwing Turdus iliacus | Meadow Pipit Anthus pratensis | 1 | 0 | 1 |
| Eyebrowed Thrush Turdus obscurus | Fieldfare Turdus pilaris | 1 | 1 | 0 |
| Fieldfare Turdus pilaris | Dunnock Prunella modularis | 1 | 0 | 1 |
| Black-throated Thrush Turdus atrogularis | Naumann's Thrush Turdus naumanni | 1 | 0 | 1 |
| Spotted Flycatcher Muscicapa striata | Thrush Nightingale Luscinia luscinia | 1 | 1 | 0 |
| Spotted Flycatcher Muscicapa striata | European Pied Flycatcher Ficedula hypoleuca | 1 | 1 | 0 |
| Spotted Flycatcher Muscicapa striata | Lapland Bunting Calcarius lapponicus | 1 | 1 | 0 |
| Thrush Nightingale Luscinia luscinia | Tree Pipit Anthus trivialis | 1 | 1 | 0 |
| Bluethroat Luscinia svecica | Red-flanked Bluetail Tarsiger cyanurus | 1 | 0 | 1 |
| Bluethroat Luscinia svecica | European Pied Flycatcher Ficedula hypoleuca | 1 | 0 | 1 |
| Bluethroat Luscinia svecica | Common Redstart Phoenicurus phoenicurus | 1 | 0 | 1 |
| Siberian Rubythroat Calliope calliope | European Pied Flycatcher Ficedula hypoleuca | 1 | 1 | 0 |
| Red-flanked Bluetail Tarsiger cyanurus | European Pied Flycatcher Ficedula hypoleuca | 1 | 0 | 1 |
| European Pied Flycatcher Ficedula hypoleuca | Common Redstart Phoenicurus phoenicurus | 1 | 0 | 1 |
| European Pied Flycatcher Ficedula hypoleuca | Whinchat Saxicola rubetra | 1 | 1 | 0 |
| Common Redstart Phoenicurus phoenicurus | Brambling Fringilla montifringilla | 1 | 0 | 1 |
| Common Rock Thrush Monticola saxatilis | Northern Wheatear Oenanthe oenanthe | 1 | 1 | 0 |
| Whinchat Saxicola rubetra | Northern Wheatear Oenanthe oenanthe | 1 | 1 | 0 |
| Whinchat Saxicola rubetra | European Greenfinch Chloris chloris | 1 | 0 | 1 |
| Whinchat Saxicola rubetra | Snow Bunting Plectrophenax nivalis | 1 | 0 | 1 |
| European Stonechat Saxicola rubicola | Common Reed Bunting Emberiza schoeniclus | 1 | 1 | 0 |
| Isabelline Wheatear Oenanthe isabellina | Desert Wheatear Oenanthe deserti | 1 | 0 | 1 |
| Desert Wheatear Oenanthe deserti | Pied Wheatear Oenanthe pleschanka | 1 | 1 | 0 |
| Western Black-eared Wheatear Oenanthe hispanica | Pied Wheatear Oenanthe pleschanka | 1 | 1 | 0 |
| Eastern Black-eared Wheatear Oenanthe melanoleuca | Pied Wheatear Oenanthe pleschanka | 1 | 1 | 0 |
| Bohemian Waxwing Bombycilla garrulus | Alpine Accentor Prunella collaris | 1 | 1 | 0 |
| Alpine Accentor Prunella collaris | Siberian Accentor Prunella montanella | 1 | 1 | 0 |
| Siberian Accentor Prunella montanella | Dunnock Prunella modularis | 1 | 0 | 1 |
| Dunnock Prunella modularis | House Sparrow Passer domesticus | 1 | 0 | 1 |
| House Sparrow Passer domesticus | Spanish Sparrow Passer hispaniolensis | 1 | 1 | 0 |
| Grey Wagtail Motacilla cinerea | Eastern Yellow Wagtail Motacilla tschutschensis | 1 | 0 | 1 |
| Grey Wagtail Motacilla cinerea | Rock Pipit Anthus petrosus | 1 | 0 | 1 |
| Western Yellow Wagtail Motacilla flava | Citrine Wagtail Motacilla citreola | 1 | 0 | 1 |
| Western Yellow Wagtail Motacilla flava | Pied Wagtail/White Wagtail Motacilla alba | 1 | 0 | 1 |
| Western Yellow Wagtail Motacilla flava | Richard's Pipit Anthus richardi | 1 | 0 | 1 |
| Western Yellow Wagtail Motacilla flava | Rock Pipit Anthus petrosus | 1 | 0 | 1 |
| Eastern Yellow Wagtail Motacilla tschutschensis | Citrine Wagtail Motacilla citreola | 1 | 1 | 0 |
| Pied Wagtail/White Wagtail Motacilla alba | Richard's Pipit Anthus richardi | 1 | 0 | 1 |
| Pied Wagtail/White Wagtail Motacilla alba | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Pied Wagtail/White Wagtail Motacilla alba | Corn Bunting Emberiza calandra | 1 | 0 | 1 |
| Richard's Pipit Anthus richardi | Rock Pipit Anthus petrosus | 1 | 1 | 0 |
| Blyth's Pipit Anthus godlewskii | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Tawny Pipit Anthus campestris | Meadow Pipit Anthus pratensis | 1 | 0 | 1 |
| Meadow Pipit Anthus pratensis | Corn Bunting Emberiza calandra | 1 | 0 | 1 |
| Tree Pipit Anthus trivialis | Olive-backed Pipit Anthus hodgsoni | 1 | 0 | 1 |
| Tree Pipit Anthus trivialis | Buff-bellied Pipit Anthus rubescens | 1 | 0 | 1 |
| Olive-backed Pipit Anthus hodgsoni | Red-throated Pipit Anthus cervinus | 1 | 0 | 1 |
| Red-throated Pipit Anthus cervinus | Water Pipit Anthus spinoletta | 1 | 1 | 0 |
| Water Pipit Anthus spinoletta | Buff-bellied Pipit Anthus rubescens | 1 | 0 | 1 |
| Rock Pipit Anthus petrosus | Common Redpoll Acanthis flammea | 1 | 1 | 0 |
| Common Chaffinch Fringilla coelebs | Eurasian Bullfinch Pyrrhula pyrrhula | 1 | 0 | 1 |
| Common Chaffinch Fringilla coelebs | European Greenfinch Chloris chloris | 1 | 1 | 0 |
| Brambling Fringilla montifringilla | Eurasian Bullfinch Pyrrhula pyrrhula | 1 | 1 | 0 |
| Hawfinch Coccothraustes coccothraustes | Pine Grosbeak Pinicola enucleator | 1 | 0 | 1 |
| Common Rosefinch Carpodacus erythrinus | Pine Grosbeak Pinicola enucleator | 1 | 1 | 0 |
| Pine Grosbeak Pinicola enucleator | Twite Linaria flavirostris | 1 | 1 | 0 |
| European Greenfinch Chloris chloris | Common Redpoll Acanthis flammea | 1 | 1 | 0 |
| Twite Linaria flavirostris | Lesser Redpoll Acanthis cabaret | 1 | 1 | 0 |
| Twite Linaria flavirostris | Lapland Bunting Calcarius lapponicus | 1 | 1 | 0 |
| Twite Linaria flavirostris | Corn Bunting Emberiza calandra | 1 | 1 | 0 |
| Common Linnet Linaria cannabina | Eurasian Siskin Spinus spinus | 1 | 0 | 1 |
| Common Redpoll Acanthis flammea | Common Crossbill Loxia curvirostra | 1 | 1 | 0 |
| Lesser Redpoll Acanthis cabaret | Arctic Redpoll Acanthis hornemanni | 1 | 0 | 1 |
| Common Crossbill Loxia curvirostra | Two-barred Crossbill Loxia leucoptera | 1 | 1 | 0 |
| European Serin Serinus serinus | Eurasian Siskin Spinus spinus | 1 | 1 | 0 |
| Lapland Bunting Calcarius lapponicus | Rustic Bunting Emberiza rustica | 1 | 0 | 1 |
| Lapland Bunting Calcarius lapponicus | American Tree Sparrow Spizelloides arborea | 1 | 1 | 0 |
| Black-headed Bunting Emberiza melanocephala | Corn Bunting Emberiza calandra | 1 | 0 | 1 |
| Black-headed Bunting Emberiza melanocephala | Cinereous Bunting Emberiza cineracea | 1 | 0 | 1 |
| Corn Bunting Emberiza calandra | Yellowhammer Emberiza citrinella | 1 | 0 | 1 |
| Corn Bunting Emberiza calandra | Common Reed Bunting Emberiza schoeniclus | 1 | 0 | 1 |
| Corn Bunting Emberiza calandra | Little Bunting Emberiza pusilla | 1 | 0 | 1 |
| Rock Bunting Emberiza cia | Cirl Bunting Emberiza cirlus | 1 | 1 | 0 |
| Rock Bunting Emberiza cia | Pine Bunting Emberiza leucocephalos | 1 | 1 | 0 |
| Cirl Bunting Emberiza cirlus | Pine Bunting Emberiza leucocephalos | 1 | 0 | 1 |
| Cirl Bunting Emberiza cirlus | Cinereous Bunting Emberiza cineracea | 1 | 1 | 0 |
| Pine Bunting Emberiza leucocephalos | Ortolan Bunting Emberiza hortulana | 1 | 0 | 1 |
| Pine Bunting Emberiza leucocephalos | Song Sparrow Melospiza melodia | 1 | 0 | 1 |
| Cinereous Bunting Emberiza cineracea | Cretzschmar's Bunting Emberiza caesia | 1 | 0 | 1 |
| Little Bunting Emberiza pusilla | Rustic Bunting Emberiza rustica | 1 | 1 | 0 |
| Rustic Bunting Emberiza rustica | Black-faced Bunting Emberiza spodocephala | 1 | 0 | 1 |
| Black-faced Bunting Emberiza spodocephala | Yellow-browed Bunting Emberiza chrysophrys | 1 | 1 | 0 |
| Black-faced Bunting Emberiza spodocephala | American Tree Sparrow Spizelloides arborea | 1 | 1 | 0 |
| American Tree Sparrow Spizelloides arborea | Dark-eyed Junco Junco hyemalis | 1 | 0 | 1 |
| Common Magpie Pica pica | Eurasian Jackdaw Coloeus monedula | 1 | 1 | 0 |
| Greylag Goose Anser anser | Lesser White-fronted Goose Anser erythropus | 1 | 1 | 0 |
| Greylag Goose Anser anser | Taiga Bean Goose Anser fabalis | 1 | 1 | 0 |
| Greylag Goose Anser anser | Coal Tit Periparus ater | 1 | 0 | 1 |
| Greylag Goose Anser anser | Buff-bellied Pipit Anthus rubescens | 1 | 0 | 1 |
| Greylag Goose Anser anser | American Tree Sparrow Spizelloides arborea | 1 | 0 | 1 |
| Greater White-fronted Goose Anser albifrons | Black-throated Diver Gavia arctica | 1 | 0 | 1 |
| Tundra Bean Goose Anser serrirostris | Brent Goose Branta bernicla | 1 | 1 | 0 |
| Tundra Bean Goose Anser serrirostris | Northern Shoveler Spatula clypeata | 1 | 1 | 0 |
| Tundra Bean Goose Anser serrirostris | Common Crane Grus grus | 1 | 0 | 1 |
| Pink-footed Goose Anser brachyrhynchus | Brent Goose Branta bernicla | 1 | 0 | 1 |
| Brent Goose Branta bernicla | Mute Swan Cygnus olor | 1 | 0 | 1 |
| Barnacle Goose Branta leucopsis | Common Crane Grus grus | 1 | 0 | 1 |
| Barnacle Goose Branta leucopsis | Great Cormorant Phalacrocorax carbo | 1 | 0 | 1 |
| Barnacle Goose Branta leucopsis | Barn Swallow Hirundo rustica | 1 | 0 | 1 |
| Cackling Goose Branta hutchinsii | Red-breasted Goose Branta ruficollis | 1 | 0 | 1 |
| Cackling Goose Branta hutchinsii | Baird's Sandpiper Calidris bairdii | 1 | 0 | 1 |
| Ruddy Shelduck Tadorna ferruginea | Garganey Spatula querquedula | 1 | 1 | 0 |
| Common Shelduck Tadorna tadorna | Garganey Spatula querquedula | 1 | 0 | 1 |
| Garganey Spatula querquedula | Blue-winged Teal Spatula discors | 1 | 0 | 1 |
| Northern Shoveler Spatula clypeata | Gadwall Mareca strepera | 1 | 1 | 0 |
| Northern Shoveler Spatula clypeata | Razorbill Alca torda | 1 | 1 | 0 |
| Gadwall Mareca strepera | American Wigeon Mareca americana | 1 | 1 | 0 |
| Gadwall Mareca strepera | Northern Pintail Anas acuta | 1 | 0 | 1 |
| Eurasian Wigeon Mareca penelope | American Wigeon Mareca americana | 1 | 0 | 1 |
| Eurasian Wigeon Mareca penelope | Mallard Anas platyrhynchos | 1 | 1 | 0 |
| Mallard Anas platyrhynchos | American Black Duck Anas rubripes | 1 | 0 | 1 |
| Mallard Anas platyrhynchos | Eurasian/Green-winged Teal Anas crecca | 1 | 0 | 1 |
| Mallard Anas platyrhynchos | Common Raven Corvus corax | 1 | 0 | 1 |
| Mallard Anas platyrhynchos | Coal Tit Periparus ater | 1 | 0 | 1 |
| Mallard Anas platyrhynchos | Willow Warbler Phylloscopus trochilus | 1 | 0 | 1 |
| Mallard Anas platyrhynchos | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Northern Pintail Anas acuta | Eurasian/Green-winged Teal Anas crecca | 1 | 0 | 1 |
| Northern Pintail Anas acuta | Common Pochard Aythya ferina | 1 | 1 | 0 |
| Eurasian/Green-winged Teal Anas crecca | Dunlin Calidris alpina | 1 | 0 | 1 |
| Common Pochard Aythya ferina | Ring-necked Duck Aythya collaris | 1 | 1 | 0 |
| Common Pochard Aythya ferina | Ferruginous Duck Aythya nyroca | 1 | 1 | 0 |
| Common Pochard Aythya ferina | Greater Scaup Aythya marila | 1 | 0 | 1 |
| Common Pochard Aythya ferina | Ruddy Duck Oxyura jamaicensis | 1 | 0 | 1 |
| Ring-necked Duck Aythya collaris | Tufted Duck Aythya fuligula | 1 | 1 | 0 |
| Tufted Duck Aythya fuligula | Lesser Scaup Aythya affinis | 1 | 0 | 1 |
| Tufted Duck Aythya fuligula | Common Eider Somateria mollissima | 1 | 0 | 1 |
| Tufted Duck Aythya fuligula | Great Cormorant Phalacrocorax carbo | 1 | 1 | 0 |
| Tufted Duck Aythya fuligula | Willow Warbler Phylloscopus trochilus | 1 | 1 | 0 |
| Tufted Duck Aythya fuligula | Brambling Fringilla montifringilla | 1 | 0 | 1 |
| Greater Scaup Aythya marila | Steller's Eider Polysticta stelleri | 1 | 0 | 1 |
| Greater Scaup Aythya marila | Common Scoter Melanitta nigra | 1 | 1 | 0 |
| Common Eider Somateria mollissima | Velvet Scoter Melanitta fusca | 1 | 0 | 1 |
| Common Eider Somateria mollissima | Common Scoter Melanitta nigra | 1 | 1 | 0 |
| Common Eider Somateria mollissima | Coal Tit Periparus ater | 1 | 1 | 0 |
| White-winged Scoter Melanitta deglandi | Ruddy Duck Oxyura jamaicensis | 1 | 0 | 1 |
| Stejneger's Scoter Melanitta stejnegeri | Black Scoter Melanitta americana | 1 | 0 | 1 |
| Common Scoter Melanitta nigra | Great Cormorant Phalacrocorax carbo | 1 | 0 | 1 |
| Long-tailed Duck Clangula hyemalis | Common Goldeneye Bucephala clangula | 1 | 0 | 1 |
| Long-tailed Duck Clangula hyemalis | Red-breasted Merganser Mergus serrator | 1 | 0 | 1 |
| Long-tailed Duck Clangula hyemalis | Razorbill Alca torda | 1 | 0 | 1 |
| Long-tailed Duck Clangula hyemalis | Rook Corvus frugilegus | 1 | 1 | 0 |
| Common Goldeneye Bucephala clangula | Arctic Tern Sterna paradisaea | 1 | 1 | 0 |
| Common Goldeneye Bucephala clangula | Meadow Pipit Anthus pratensis | 1 | 0 | 1 |
| Smew Mergellus albellus | Common Redshank Tringa totanus | 1 | 1 | 0 |
| Hazel Grouse Tetrastes bonasia | Willow Ptarmigan Lagopus lagopus | 1 | 0 | 1 |
| Willow Ptarmigan Lagopus lagopus | Western Capercaillie Tetrao urogallus | 1 | 0 | 1 |
| Rock Ptarmigan Lagopus muta | Black Grouse Lyrurus tetrix | 1 | 0 | 1 |
| Rock Ptarmigan Lagopus muta | Grey Partridge Perdix perdix | 1 | 0 | 1 |
| Rock Ptarmigan Lagopus muta | Black Guillemot Cepphus grylle | 1 | 0 | 1 |
| Western Capercaillie Tetrao urogallus | Common Quail Coturnix coturnix | 1 | 0 | 1 |
| Black Grouse Lyrurus tetrix | Grey Partridge Perdix perdix | 1 | 0 | 1 |
| Black Grouse Lyrurus tetrix | Common Swift Apus apus | 1 | 1 | 0 |
| Black Grouse Lyrurus tetrix | Great Cormorant Phalacrocorax carbo | 1 | 1 | 0 |
| Little Grebe Tachybaptus ruficollis | Slavonian Grebe Podiceps auritus | 1 | 1 | 0 |
| Slavonian Grebe Podiceps auritus | Meadow Pipit Anthus pratensis | 1 | 0 | 1 |
| Great Crested Grebe Podiceps cristatus | Black-necked Grebe Podiceps nigricollis | 1 | 1 | 0 |
| Great Crested Grebe Podiceps cristatus | Great Snipe Gallinago media | 1 | 0 | 1 |
| Stock Dove Columba oenas | European Turtle Dove Streptopelia turtur | 1 | 1 | 0 |
| European Turtle Dove Streptopelia turtur | Mourning Dove Zenaida macroura | 1 | 0 | 1 |
| Rufous Turtle Dove Streptopelia orientalis | Collared Dove Streptopelia decaocto | 1 | 1 | 0 |
| Rufous Turtle Dove Streptopelia orientalis | Mourning Dove Zenaida macroura | 1 | 1 | 0 |
| Collared Dove Streptopelia decaocto | Mourning Dove Zenaida macroura | 1 | 0 | 1 |
| Common Cuckoo Cuculus canorus | Eurasian Nightjar Caprimulgus europaeus | 1 | 0 | 1 |
| Eurasian Nightjar Caprimulgus europaeus | Gyr Falcon Falco rusticolus | 1 | 0 | 1 |
| Eurasian Nightjar Caprimulgus europaeus | Northern Wheatear Oenanthe oenanthe | 1 | 0 | 1 |
| Chimney Swift Chaetura pelagica | Alpine Swift Tachymarptis melba | 1 | 1 | 0 |
| Chimney Swift Chaetura pelagica | Pallid Swift Apus pallidus | 1 | 1 | 0 |
| Alpine Swift Tachymarptis melba | Pacific Swift Apus pacificus | 1 | 1 | 0 |
| Common Swift Apus apus | Black-headed Gull Chroicocephalus ridibundus | 1 | 0 | 1 |
| Common Swift Apus apus | Barn Swallow Hirundo rustica | 1 | 1 | 0 |
| Water Rail Rallus aquaticus | Sora Porzana carolina | 1 | 0 | 1 |
| Corncrake Crex crex | Spotted Crake Porzana porzana | 1 | 1 | 0 |
| Sora Porzana carolina | Baillon's Crake Zapornia pusilla | 1 | 0 | 1 |
| Baillon's Crake Zapornia pusilla | Sandhill Crane Antigone canadensis | 1 | 1 | 0 |
| Baillon's Crake Zapornia pusilla | Common Crane Grus grus | 1 | 1 | 0 |
| Demoiselle Crane Grus virgo | Sandhill Crane Antigone canadensis | 1 | 0 | 1 |
| Sandhill Crane Antigone canadensis | Common Crane Grus grus | 1 | 1 | 0 |
| Black-winged Stilt Himantopus himantopus | Grey Plover Pluvialis squatarola | 1 | 1 | 0 |
| Pied Avocet Recurvirostra avosetta | Eurasian Dotterel Eudromias morinellus | 1 | 0 | 1 |
| Pied Avocet Recurvirostra avosetta | Common Greenshank Tringa nebularia | 1 | 0 | 1 |
| Pied Avocet Recurvirostra avosetta | Tree Pipit Anthus trivialis | 1 | 1 | 0 |
| Eurasian Oystercatcher Haematopus ostralegus | Grey Plover Pluvialis squatarola | 1 | 0 | 1 |
| Grey Plover Pluvialis squatarola | Eurasian Dotterel Eudromias morinellus | 1 | 1 | 0 |
| Grey Plover Pluvialis squatarola | Common Snipe Gallinago gallinago | 1 | 1 | 0 |
| Grey Plover Pluvialis squatarola | Temminck's Stint Calidris temminckii | 1 | 0 | 1 |
| European Golden Plover Pluvialis apricaria | Pacific Golden Plover Pluvialis fulva | 1 | 0 | 1 |
| European Golden Plover Pluvialis apricaria | Eurasian Woodcock Scolopax rusticola | 1 | 0 | 1 |
| Pacific Golden Plover Pluvialis fulva | Eurasian Dotterel Eudromias morinellus | 1 | 0 | 1 |
| Eurasian Dotterel Eudromias morinellus | Northern Lapwing Vanellus vanellus | 1 | 0 | 1 |
| Eurasian Dotterel Eudromias morinellus | Common Sandpiper Actitis hypoleucos | 1 | 1 | 0 |
| Eurasian Dotterel Eudromias morinellus | Marsh Sandpiper Tringa stagnatilis | 1 | 0 | 1 |
| Eurasian Dotterel Eudromias morinellus | Mistle Thrush Turdus viscivorus | 1 | 1 | 0 |
| Eurasian Dotterel Eudromias morinellus | Common Redpoll Acanthis flammea | 1 | 0 | 1 |
| Common Ringed Plover Charadrius hiaticula | Dunlin Calidris alpina | 1 | 0 | 1 |
| Common Ringed Plover Charadrius hiaticula | Herring Gull Larus argentatus | 1 | 1 | 0 |
| Common Ringed Plover Charadrius hiaticula | Grey Wagtail Motacilla cinerea | 1 | 1 | 0 |
| Northern Lapwing Vanellus vanellus | Sociable Lapwing Vanellus gregarius | 1 | 1 | 0 |
| Northern Lapwing Vanellus vanellus | Crested Lark Galerida cristata | 1 | 0 | 1 |
| Sociable Lapwing Vanellus gregarius | Caspian Plover Anarhynchus asiaticus | 1 | 1 | 0 |
| Caspian Plover Anarhynchus asiaticus | Greater Sand Plover Anarhynchus leschenaultii | 1 | 0 | 1 |
| Oriental Plover Anarhynchus veredus | Greater Sand Plover Anarhynchus leschenaultii | 1 | 1 | 0 |
| Oriental Plover Anarhynchus veredus | Kentish Plover Anarhynchus alexandrinus | 1 | 0 | 1 |
| Whimbrel Numenius phaeopus | Little Whimbrel Numenius minutus | 1 | 0 | 1 |
| Whimbrel Numenius phaeopus | Green Sandpiper Tringa ochropus | 1 | 1 | 0 |
| Eurasian Curlew Numenius arquata | Bar-tailed Godwit Limosa lapponica | 1 | 0 | 1 |
| Eurasian Curlew Numenius arquata | Hudsonian Godwit Limosa haemastica | 1 | 1 | 0 |
| Eurasian Curlew Numenius arquata | Eurasian Woodcock Scolopax rusticola | 1 | 0 | 1 |
| Bar-tailed Godwit Limosa lapponica | Common Snipe Gallinago gallinago | 1 | 1 | 0 |
| Bar-tailed Godwit Limosa lapponica | Hooded Crow Corvus cornix | 1 | 1 | 0 |
| Black-tailed Godwit Limosa limosa | Hudsonian Godwit Limosa haemastica | 1 | 0 | 1 |
| Eurasian Woodcock Scolopax rusticola | Wilson's Snipe Gallinago delicata | 1 | 1 | 0 |
| Eurasian Woodcock Scolopax rusticola | Mistle Thrush Turdus viscivorus | 1 | 0 | 1 |
| Eurasian Woodcock Scolopax rusticola | Snow Bunting Plectrophenax nivalis | 1 | 1 | 0 |
| Great Snipe Gallinago media | Razorbill Alca torda | 1 | 1 | 0 |
| Common Snipe Gallinago gallinago | Common Sandpiper Actitis hypoleucos | 1 | 0 | 1 |
| Common Snipe Gallinago gallinago | Green Sandpiper Tringa ochropus | 1 | 1 | 0 |
| Common Snipe Gallinago gallinago | Common Redshank Tringa totanus | 1 | 0 | 1 |
| Wilson's Phalarope Phalaropus tricolor | Red-necked Phalarope Phalaropus lobatus | 1 | 1 | 0 |
| Red-necked Phalarope Phalaropus lobatus | Common Sandpiper Actitis hypoleucos | 1 | 0 | 1 |
| Red-necked Phalarope Phalaropus lobatus | Marsh Sandpiper Tringa stagnatilis | 1 | 1 | 0 |
| Red-necked Phalarope Phalaropus lobatus | Black-legged Kittiwake Rissa tridactyla | 1 | 1 | 0 |
| Red-necked Phalarope Phalaropus lobatus | Great Northern Diver Gavia immer | 1 | 1 | 0 |
| Terek Sandpiper Xenus cinereus | Spotted Sandpiper Actitis macularius | 1 | 1 | 0 |
| Common Sandpiper Actitis hypoleucos | Solitary Sandpiper Tringa solitaria | 1 | 1 | 0 |
| Common Sandpiper Actitis hypoleucos | Red Knot Calidris canutus | 1 | 1 | 0 |
| Spotted Sandpiper Actitis macularius | Green Sandpiper Tringa ochropus | 1 | 1 | 0 |
| Green Sandpiper Tringa ochropus | Marsh Sandpiper Tringa stagnatilis | 1 | 0 | 1 |
| Marsh Sandpiper Tringa stagnatilis | Common Redshank Tringa totanus | 1 | 1 | 0 |
| Marsh Sandpiper Tringa stagnatilis | Spotted Redshank Tringa erythropus | 1 | 1 | 0 |
| Common Redshank Tringa totanus | Red Knot Calidris canutus | 1 | 1 | 0 |
| Common Redshank Tringa totanus | Black-headed Gull Chroicocephalus ridibundus | 1 | 0 | 1 |
| Lesser Yellowlegs Tringa flavipes | Common Greenshank Tringa nebularia | 1 | 0 | 1 |
| Lesser Yellowlegs Tringa flavipes | Greater Yellowlegs Tringa melanoleuca | 1 | 1 | 0 |
| Spotted Redshank Tringa erythropus | Greater Yellowlegs Tringa melanoleuca | 1 | 0 | 1 |
| Common Greenshank Tringa nebularia | Greater Yellowlegs Tringa melanoleuca | 1 | 1 | 0 |
| Greater Yellowlegs Tringa melanoleuca | Great Knot Calidris tenuirostris | 1 | 1 | 0 |
| Red Knot Calidris canutus | Dunlin Calidris alpina | 1 | 0 | 1 |
| Red Knot Calidris canutus | Purple Sandpiper Calidris maritima | 1 | 0 | 1 |
| Ruff Calidris pugnax | Broad-billed Sandpiper Calidris falcinellus | 1 | 0 | 1 |
| Ruff Calidris pugnax | Sharp-tailed Sandpiper Calidris acuminata | 1 | 0 | 1 |
| Ruff Calidris pugnax | Temminck's Stint Calidris temminckii | 1 | 0 | 1 |
| Sharp-tailed Sandpiper Calidris acuminata | Stilt Sandpiper Calidris himantopus | 1 | 0 | 1 |
| Sharp-tailed Sandpiper Calidris acuminata | Temminck's Stint Calidris temminckii | 1 | 1 | 0 |
| Sharp-tailed Sandpiper Calidris acuminata | Long-toed Stint Calidris subminuta | 1 | 1 | 0 |
| Sharp-tailed Sandpiper Calidris acuminata | White-rumped Sandpiper Calidris fuscicollis | 1 | 0 | 1 |
| Sharp-tailed Sandpiper Calidris acuminata | Pectoral Sandpiper Calidris melanotos | 1 | 1 | 0 |
| Stilt Sandpiper Calidris himantopus | Temminck's Stint Calidris temminckii | 1 | 1 | 0 |
| Temminck's Stint Calidris temminckii | Long-toed Stint Calidris subminuta | 1 | 1 | 0 |
| Temminck's Stint Calidris temminckii | Baird's Sandpiper Calidris bairdii | 1 | 0 | 1 |
| Temminck's Stint Calidris temminckii | Grey Heron Ardea cinerea | 1 | 1 | 0 |
| Temminck's Stint Calidris temminckii | Snow Bunting Plectrophenax nivalis | 1 | 1 | 0 |
| Long-toed Stint Calidris subminuta | Buff-breasted Sandpiper Calidris subruficollis | 1 | 1 | 0 |
| Red-necked Stint Calidris ruficollis | Buff-breasted Sandpiper Calidris subruficollis | 1 | 1 | 0 |
| Red-necked Stint Calidris ruficollis | Sanderling Calidris alba | 1 | 1 | 0 |
| Red-necked Stint Calidris ruficollis | Little Stint Calidris minuta | 1 | 1 | 0 |
| Buff-breasted Sandpiper Calidris subruficollis | Sanderling Calidris alba | 1 | 1 | 0 |
| Sanderling Calidris alba | Purple Sandpiper Calidris maritima | 1 | 1 | 0 |
| Dunlin Calidris alpina | Purple Sandpiper Calidris maritima | 1 | 0 | 1 |
| Dunlin Calidris alpina | Baird's Sandpiper Calidris bairdii | 1 | 0 | 1 |
| Purple Sandpiper Calidris maritima | Little Stint Calidris minuta | 1 | 0 | 1 |
| Purple Sandpiper Calidris maritima | Black-winged Pratincole Glareola nordmanni | 1 | 0 | 1 |
| Little Stint Calidris minuta | Western Sandpiper Calidris mauri | 1 | 0 | 1 |
| White-rumped Sandpiper Calidris fuscicollis | Western Sandpiper Calidris mauri | 1 | 0 | 1 |
| Western Sandpiper Calidris mauri | Oriental Pratincole Glareola maldivarum | 1 | 0 | 1 |
| Western Sandpiper Calidris mauri | Black-winged Pratincole Glareola nordmanni | 1 | 0 | 1 |
| Black-winged Pratincole Glareola nordmanni | Black Guillemot Cepphus grylle | 1 | 1 | 0 |
| Black-winged Pratincole Glareola nordmanni | Common Kestrel Falco tinnunculus | 1 | 1 | 0 |
| Black-winged Pratincole Glareola nordmanni | Eurasian Hobby Falco subbuteo | 1 | 0 | 1 |
| Black-winged Pratincole Glareola nordmanni | Common Grasshopper Warbler Locustella naevia | 1 | 1 | 0 |
| Long-tailed Skua Stercorarius longicaudus | Pomarine Skua Stercorarius pomarinus | 1 | 0 | 1 |
| Long-tailed Skua Stercorarius longicaudus | Black Guillemot Cepphus grylle | 1 | 1 | 0 |
| Long-tailed Skua Stercorarius longicaudus | Siberian Jay Perisoreus infaustus | 1 | 1 | 0 |
| Arctic Skua Stercorarius parasiticus | Great Skua Stercorarius skua | 1 | 0 | 1 |
| Arctic Skua Stercorarius parasiticus | Black Guillemot Cepphus grylle | 1 | 0 | 1 |
| Arctic Skua Stercorarius parasiticus | Razorbill Alca torda | 1 | 0 | 1 |
| Arctic Skua Stercorarius parasiticus | Common Guillemot Uria aalge | 1 | 0 | 1 |
| Arctic Skua Stercorarius parasiticus | Coal Tit Periparus ater | 1 | 1 | 0 |
| Pomarine Skua Stercorarius pomarinus | Great Skua Stercorarius skua | 1 | 0 | 1 |
| Tufted Puffin Fratercula cirrhata | Atlantic Puffin Fratercula arctica | 1 | 0 | 1 |
| Razorbill Alca torda | Brünnich's Guillemot Uria lomvia | 1 | 0 | 1 |
| Razorbill Alca torda | Herring Gull Larus argentatus | 1 | 1 | 0 |
| Common Guillemot Uria aalge | Northern Hawk Owl Surnia ulula | 1 | 0 | 1 |
| Little Gull Hydrocoloeus minutus | Bonaparte's Gull Chroicocephalus philadelphia | 1 | 0 | 1 |
| Little Gull Hydrocoloeus minutus | Northern Gannet Morus bassanus | 1 | 1 | 0 |
| Ivory Gull Pagophila eburnea | Slender-billed Gull Chroicocephalus genei | 1 | 0 | 1 |
| Sabine's Gull Xema sabini | Bonaparte's Gull Chroicocephalus philadelphia | 1 | 0 | 1 |
| Sabine's Gull Xema sabini | Common Gull Larus canus | 1 | 0 | 1 |
| Bonaparte's Gull Chroicocephalus philadelphia | Black-headed Gull Chroicocephalus ridibundus | 1 | 1 | 0 |
| Black-headed Gull Chroicocephalus ridibundus | Franklin's Gull Leucophaeus pipixcan | 1 | 0 | 1 |
| Black-headed Gull Chroicocephalus ridibundus | Great Tit Parus major | 1 | 0 | 1 |
| Laughing Gull Leucophaeus atricilla | Mediterranean Gull Ichthyaetus melanocephalus | 1 | 1 | 0 |
| Franklin's Gull Leucophaeus pipixcan | Mediterranean Gull Ichthyaetus melanocephalus | 1 | 1 | 0 |
| Common Gull Larus canus | Ring-billed Gull Larus delawarensis | 1 | 0 | 1 |
| Common Gull Larus canus | Herring Gull Larus argentatus | 1 | 0 | 1 |
| Ring-billed Gull Larus delawarensis | Herring Gull Larus argentatus | 1 | 1 | 0 |
| Caspian Gull Larus cachinnans | Herring Gull Larus argentatus | 1 | 0 | 1 |
| Caspian Gull Larus cachinnans | Great Black-backed Gull Larus marinus | 1 | 1 | 0 |
| Yellow-legged Gull Larus michahellis | Great Black-backed Gull Larus marinus | 1 | 0 | 1 |
| Yellow-legged Gull Larus michahellis | Glaucous Gull Larus hyperboreus | 1 | 0 | 1 |
| Glaucous Gull Larus hyperboreus | Lesser Black-backed Gull Larus fuscus | 1 | 1 | 0 |
| Little Tern Sternula albifrons | Caspian Tern Hydroprogne caspia | 1 | 1 | 0 |
| Gull-billed Tern Gelochelidon nilotica | Whiskered Tern Chlidonias hybrida | 1 | 0 | 1 |
| Whiskered Tern Chlidonias hybrida | Arctic Tern Sterna paradisaea | 1 | 1 | 0 |
| Black Tern Chlidonias niger | White-winged Black Tern Chlidonias leucopterus | 1 | 0 | 1 |
| Black Tern Chlidonias niger | Arctic Tern Sterna paradisaea | 1 | 1 | 0 |
| Black Tern Chlidonias niger | Common Tern Sterna hirundo | 1 | 0 | 1 |
| Arctic Tern Sterna paradisaea | Sandwich Tern Thalasseus sandvicensis | 1 | 1 | 0 |
| Red-throated Diver Gavia stellata | Great Northern Diver Gavia immer | 1 | 0 | 1 |
| Black-throated Diver Gavia arctica | Northern Fulmar Fulmarus glacialis | 1 | 0 | 1 |
| Pacific Diver Gavia pacifica | Great Northern Diver Gavia immer | 1 | 1 | 0 |
| White-billed Diver Gavia adamsii | Atlantic Yellow-nosed Albatross Thalassarche chlororhynchos | 1 | 0 | 1 |
| White-billed Diver Gavia adamsii | Snowy Owl Bubo scandiacus | 1 | 0 | 1 |
| Atlantic Yellow-nosed Albatross Thalassarche chlororhynchos | Black-browed Albatross Thalassarche melanophris | 1 | 0 | 1 |
| European Storm-Petrel Hydrobates pelagicus | Northern Fulmar Fulmarus glacialis | 1 | 1 | 0 |
| Leach's Storm-Petrel Hydrobates leucorhous | Northern Fulmar Fulmarus glacialis | 1 | 0 | 1 |
| Northern Fulmar Fulmarus glacialis | Cory's Shearwater Calonectris diomedea | 1 | 0 | 1 |
| Northern Fulmar Fulmarus glacialis | Great Shearwater Ardenna gravis | 1 | 0 | 1 |
| Northern Fulmar Fulmarus glacialis | Rook Corvus frugilegus | 1 | 1 | 0 |
| Cory's Shearwater Calonectris diomedea | Manx Shearwater Puffinus puffinus | 1 | 1 | 0 |
| Cory's Shearwater Calonectris diomedea | Balearic Shearwater Puffinus mauretanicus | 1 | 0 | 1 |
| Great Shearwater Ardenna gravis | Manx Shearwater Puffinus puffinus | 1 | 1 | 0 |
| Manx Shearwater Puffinus puffinus | European Shag Gulosus aristotelis | 1 | 1 | 0 |
| Manx Shearwater Puffinus puffinus | Grey Heron Ardea cinerea | 1 | 1 | 0 |
| Northern Gannet Morus bassanus | Brown Booby Sula leucogaster | 1 | 1 | 0 |
| Northern Gannet Morus bassanus | Great Cormorant Phalacrocorax carbo | 1 | 0 | 1 |
| Brown Booby Sula leucogaster | Pygmy Cormorant Microcarbo pygmaeus | 1 | 1 | 0 |
| Pygmy Cormorant Microcarbo pygmaeus | Great Cormorant Phalacrocorax carbo | 1 | 1 | 0 |
| Great Cormorant Phalacrocorax carbo | Siberian Jay Perisoreus infaustus | 1 | 1 | 0 |
| Great Cormorant Phalacrocorax carbo | Common Raven Corvus corax | 1 | 0 | 1 |
| Great Cormorant Phalacrocorax carbo | Common Starling Sturnus vulgaris | 1 | 0 | 1 |
| Little Bittern Botaurus minutus | Little Egret Egretta garzetta | 1 | 1 | 0 |
| Little Egret Egretta garzetta | Great White Egret Ardea alba | 1 | 1 | 0 |
| Squacco Heron Ardeola ralloides | Western Cattle-Egret Ardea ibis | 1 | 0 | 1 |
| Great White Egret Ardea alba | Grey Heron Ardea cinerea | 1 | 1 | 0 |
| Great White Egret Ardea alba | Golden Eagle Aquila chrysaetos | 1 | 1 | 0 |
| Grey Heron Ardea cinerea | Glossy Ibis Plegadis falcinellus | 1 | 0 | 1 |
| Glossy Ibis Plegadis falcinellus | Northern Bald Ibis Geronticus eremita | 1 | 0 | 1 |
| African Sacred Ibis Threskiornis aethiopicus | Northern Bald Ibis Geronticus eremita | 1 | 0 | 1 |
| Osprey Pandion haliaetus | European Honey-buzzard Pernis apivorus | 1 | 1 | 0 |
| Osprey Pandion haliaetus | Imperial Eagle Aquila heliaca | 1 | 0 | 1 |
| Osprey Pandion haliaetus | Western Marsh Harrier Circus aeruginosus | 1 | 1 | 0 |
| European Honey-buzzard Pernis apivorus | Golden Eagle Aquila chrysaetos | 1 | 0 | 1 |
| European Honey-buzzard Pernis apivorus | Eurasian Sparrowhawk Accipiter nisus | 1 | 1 | 0 |
| Short-toed Eagle Circaetus gallicus | Greater Spotted Eagle Clanga clanga | 1 | 0 | 1 |
| Greater Spotted Eagle Clanga clanga | Booted Eagle Hieraaetus pennatus | 1 | 1 | 0 |
| Greater Spotted Eagle Clanga clanga | Steppe Eagle Aquila nipalensis | 1 | 1 | 0 |
| Greater Spotted Eagle Clanga clanga | Western Marsh Harrier Circus aeruginosus | 1 | 0 | 1 |
| Booted Eagle Hieraaetus pennatus | Steppe Eagle Aquila nipalensis | 1 | 1 | 0 |
| Booted Eagle Hieraaetus pennatus | Bonelli's Eagle Aquila fasciata | 1 | 0 | 1 |
| Golden Eagle Aquila chrysaetos | Bonelli's Eagle Aquila fasciata | 1 | 0 | 1 |
| Golden Eagle Aquila chrysaetos | Eurasian Goshawk Astur gentilis | 1 | 1 | 0 |
| Western Marsh Harrier Circus aeruginosus | Common Kestrel Falco tinnunculus | 1 | 0 | 1 |
| Eurasian Sparrowhawk Accipiter nisus | Rough-legged Buzzard Buteo lagopus | 1 | 0 | 1 |
| Eurasian Sparrowhawk Accipiter nisus | Common Buzzard Buteo buteo | 1 | 0 | 1 |
| Eurasian Goshawk Astur gentilis | Rough-legged Buzzard Buteo lagopus | 1 | 1 | 0 |
| Eurasian Goshawk Astur gentilis | Common Buzzard Buteo buteo | 1 | 0 | 1 |
| Red Kite Milvus milvus | Black Kite Milvus migrans | 1 | 0 | 1 |
| Black Kite Milvus migrans | Rough-legged Buzzard Buteo lagopus | 1 | 1 | 0 |
| Rough-legged Buzzard Buteo lagopus | Long-legged Buzzard Buteo rufinus | 1 | 0 | 1 |
| Common Buzzard Buteo buteo | Long-legged Buzzard Buteo rufinus | 1 | 0 | 1 |
| American Barn Owl Tyto furcata | Eurasian Scops Owl Otus scops | 1 | 1 | 0 |
| American Barn Owl Tyto furcata | Snowy Owl Bubo scandiacus | 1 | 1 | 0 |
| American Barn Owl Tyto furcata | Northern Hawk Owl Surnia ulula | 1 | 1 | 0 |
| Eurasian Scops Owl Otus scops | Northern Hawk Owl Surnia ulula | 1 | 1 | 0 |
| Snowy Owl Bubo scandiacus | Tawny Owl Strix aluco | 1 | 0 | 1 |
| Snowy Owl Bubo scandiacus | Tengmalm's Owl Aegolius funereus | 1 | 1 | 0 |
| Eurasian Eagle Owl Bubo bubo | Northern Hawk Owl Surnia ulula | 1 | 1 | 0 |
| Eurasian Eagle Owl Bubo bubo | Tawny Owl Strix aluco | 1 | 0 | 1 |
| Northern Hawk Owl Surnia ulula | Tengmalm's Owl Aegolius funereus | 1 | 0 | 1 |
| Ural Owl Strix uralensis | Great Grey Owl Strix nebulosa | 1 | 1 | 0 |
| Ural Owl Strix uralensis | Asian Desert Warbler Curruca nana | 1 | 0 | 1 |
| Great Grey Owl Strix nebulosa | Tengmalm's Owl Aegolius funereus | 1 | 1 | 0 |
| Long-eared Owl Asio otus | Tengmalm's Owl Aegolius funereus | 1 | 0 | 1 |
| Tengmalm's Owl Aegolius funereus | Merlin Falco columbarius | 1 | 0 | 1 |
| Common Hoopoe Upupa epops | European Roller Coracias garrulus | 1 | 1 | 0 |
| European Bee-eater Merops apiaster | Greenish Warbler Phylloscopus trochiloides | 1 | 1 | 0 |
| Eurasian Wryneck Jynx torquilla | Grey-headed Woodpecker Picus canus | 1 | 1 | 0 |
| Eurasian Wryneck Jynx torquilla | Great Grey Shrike Lanius excubitor | 1 | 0 | 1 |
| Eurasian Three-toed Woodpecker Picoides tridactylus | Lesser Spotted Woodpecker Dryobates minor | 1 | 1 | 0 |
| Great Spotted Woodpecker Dendrocopos major | Lesser Spotted Woodpecker Dryobates minor | 1 | 0 | 1 |
| Great Spotted Woodpecker Dendrocopos major | Willow Warbler Phylloscopus trochilus | 1 | 0 | 1 |
| Great Spotted Woodpecker Dendrocopos major | Common Chaffinch Fringilla coelebs | 1 | 0 | 1 |
| Lesser Spotted Woodpecker Dryobates minor | Eurasian Green Woodpecker Picus viridis | 1 | 1 | 0 |
| Lesser Spotted Woodpecker Dryobates minor | Black Woodpecker Dryocopus martius | 1 | 1 | 0 |
| Grey-headed Woodpecker Picus canus | Wood Warbler Phylloscopus sibilatrix | 1 | 1 | 0 |
| Common Kestrel Falco tinnunculus | Amur Falcon Falco amurensis | 1 | 0 | 1 |
| Common Kestrel Falco tinnunculus | Merlin Falco columbarius | 1 | 0 | 1 |
| Common Kestrel Falco tinnunculus | Gyr Falcon Falco rusticolus | 1 | 0 | 1 |
| Red-footed Falcon Falco vespertinus | Eleonora's Falcon Falco eleonorae | 1 | 1 | 0 |
| Eleonora's Falcon Falco eleonorae | Eurasian Hobby Falco subbuteo | 1 | 1 | 0 |
| Merlin Falco columbarius | Eurasian Hobby Falco subbuteo | 1 | 1 | 0 |
| Red-backed Shrike Lanius collurio | Isabelline Shrike Lanius isabellinus | 1 | 1 | 0 |
| Red-backed Shrike Lanius collurio | Brown Shrike Lanius cristatus | 1 | 1 | 0 |
| Red-backed Shrike Lanius collurio | Common Grasshopper Warbler Locustella naevia | 1 | 1 | 0 |
| Great Grey Shrike Lanius excubitor | Eurasian Jay Garrulus glandarius | 1 | 1 | 0 |
| Great Grey Shrike Lanius excubitor | Woodlark Lullula arborea | 1 | 1 | 0 |
| Lesser Grey Shrike Lanius minor | Siberian Jay Perisoreus infaustus | 1 | 1 | 0 |
| Lesser Grey Shrike Lanius minor | Asian Desert Warbler Curruca nana | 1 | 0 | 1 |
| Lesser Grey Shrike Lanius minor | Mistle Thrush Turdus viscivorus | 1 | 0 | 1 |
| Siberian Jay Perisoreus infaustus | Eurasian Jay Garrulus glandarius | 1 | 0 | 1 |
| Siberian Jay Perisoreus infaustus | Spotted Nutcracker Nucifraga caryocatactes | 1 | 1 | 0 |
| Eurasian Jay Garrulus glandarius | Common Magpie Pica pica | 1 | 1 | 0 |
| Eurasian Jay Garrulus glandarius | Spotted Nutcracker Nucifraga caryocatactes | 1 | 1 | 0 |