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 |
|---|---|---|---|---|
| Marsh Warbler Acrocephalus palustris | Common Reed Warbler Acrocephalus scirpaceus | 11 | 8 | 3 |
| Taiga Bean Goose Anser fabalis | Tundra Bean Goose Anser serrirostris | 10 | 10 | 0 |
| Turkestan Shrike Lanius phoenicuroides | Isabelline Shrike Lanius isabellinus | 10 | 3 | 7 |
| Common Redpoll Acanthis flammea | Lesser Redpoll Acanthis cabaret | 10 | 2 | 8 |
| Marsh Tit Poecile palustris | Willow Tit Poecile montanus | 9 | 7 | 2 |
| Pallas's Grasshopper Warbler Helopsaltes certhiola | Lanceolated Warbler Locustella lanceolata | 9 | 6 | 3 |
| Cape May Warbler Setophaga tigrina | Blackpoll Warbler Setophaga striata | 9 | 6 | 3 |
| Cackling Goose Branta hutchinsii | Canada Goose Branta canadensis | 8 | 3 | 5 |
| Common Snipe Gallinago gallinago | Wilson's Snipe Gallinago delicata | 8 | 4 | 4 |
| Western Sandpiper Calidris mauri | Semipalmated Sandpiper Calidris pusilla | 8 | 3 | 5 |
| Black-throated Diver Gavia arctica | Pacific Diver Gavia pacifica | 8 | 2 | 6 |
| Greater Short-toed Lark Calandrella brachydactyla | Bimaculated Lark Melanocorypha bimaculata | 8 | 3 | 5 |
| Yellow-browed Warbler Phylloscopus inornatus | Hume's Warbler Phylloscopus humei | 8 | 2 | 6 |
| European Golden Plover Pluvialis apricaria | Pacific Golden Plover Pluvialis fulva | 7 | 1 | 6 |
| Grey Plover Pluvialis squatarola | American Golden Plover Pluvialis dominica | 7 | 0 | 7 |
| Ruff Calidris pugnax | Sharp-tailed Sandpiper Calidris acuminata | 7 | 0 | 7 |
| Baird's Sandpiper Calidris bairdii | Pectoral Sandpiper Calidris melanotos | 7 | 7 | 0 |
| Sooty Shearwater Ardenna grisea | Balearic Shearwater Puffinus mauretanicus | 7 | 0 | 7 |
| Lesser Kestrel Falco naumanni | Common Kestrel Falco tinnunculus | 7 | 2 | 5 |
| Sykes's Warbler Iduna rama | Eastern Olivaceous Warbler Iduna pallida | 7 | 2 | 5 |
| Melodious Warbler Hippolais polyglotta | Icterine Warbler Hippolais icterina | 7 | 7 | 0 |
| Thrush Nightingale Luscinia luscinia | Common Nightingale Luscinia megarhynchos | 7 | 3 | 4 |
| European Stonechat Saxicola rubicola | Amur Stonechat Saxicola stejnegeri | 7 | 5 | 2 |
| Pechora Pipit Anthus gustavi | Red-throated Pipit Anthus cervinus | 7 | 4 | 3 |
| Grey-necked Bunting Emberiza buchanani | Cretzschmar's Bunting Emberiza caesia | 7 | 2 | 5 |
| Snow Goose Anser caerulescens | Ross's Goose Anser rossii | 6 | 2 | 4 |
| Greater Scaup Aythya marila | Lesser Scaup Aythya affinis | 6 | 2 | 4 |
| Velvet Scoter Melanitta fusca | White-winged Scoter Melanitta deglandi | 6 | 1 | 5 |
| Corncrake Crex crex | Spotted Crake Porzana porzana | 6 | 3 | 3 |
| Wilson's Phalarope Phalaropus tricolor | Grey Phalarope Phalaropus fulicarius | 6 | 1 | 5 |
| Wilson's Phalarope Phalaropus tricolor | Red-necked Phalarope Phalaropus lobatus | 6 | 3 | 3 |
| Bonaparte's Gull Chroicocephalus philadelphia | Black-headed Gull Chroicocephalus ridibundus | 6 | 3 | 3 |
| Laughing Gull Leucophaeus atricilla | Franklin's Gull Leucophaeus pipixcan | 6 | 2 | 4 |
| Black Tern Chlidonias niger | White-winged Black Tern Chlidonias leucopterus | 6 | 1 | 5 |
| Black-throated Diver Gavia arctica | Great Northern Diver Gavia immer | 6 | 4 | 2 |
| Pacific Diver Gavia pacifica | Great Northern Diver Gavia immer | 6 | 4 | 2 |
| European Storm-Petrel Hydrobates pelagicus | Leach's Storm-Petrel Hydrobates leucorhous | 6 | 4 | 2 |
| Cory's Shearwater Calonectris diomedea | Great Shearwater Ardenna gravis | 6 | 5 | 1 |
| Hen Harrier Circus cyaneus | Pallid Harrier Circus macrourus | 6 | 3 | 3 |
| Masked Shrike Lanius nubicus | Woodchat Shrike Lanius senator | 6 | 2 | 4 |
| Western Bonelli's Warbler Phylloscopus bonelli | Eastern Bonelli's Warbler Phylloscopus orientalis | 6 | 4 | 2 |
| Radde's Warbler Phylloscopus schwarzi | Dusky Warbler Phylloscopus fuscatus | 6 | 5 | 1 |
| Green Warbler Phylloscopus nitidus | Greenish Warbler Phylloscopus trochiloides | 6 | 4 | 2 |
| Veery Catharus fuscescens | Grey-cheeked Thrush Catharus minimus | 6 | 3 | 3 |
| Dusky Thrush Turdus eunomus | Naumann's Thrush Turdus naumanni | 6 | 6 | 0 |
| Taiga Flycatcher Ficedula albicilla | Red-breasted Flycatcher Ficedula parva | 6 | 5 | 1 |
| European Pied Flycatcher Ficedula hypoleuca | Collared Flycatcher Ficedula albicollis | 6 | 1 | 5 |
| Desert Wheatear Oenanthe deserti | Eastern Black-eared Wheatear Oenanthe melanoleuca | 6 | 3 | 3 |
| Eastern Black-eared Wheatear Oenanthe melanoleuca | Pied Wheatear Oenanthe pleschanka | 6 | 6 | 0 |
| Grey Wagtail Motacilla cinerea | Western Yellow Wagtail Motacilla flava | 6 | 2 | 4 |
| Water Pipit Anthus spinoletta | Buff-bellied Pipit Anthus rubescens | 6 | 1 | 5 |
| Common Yellowthroat Geothlypis trichas | Blackpoll Warbler Setophaga striata | 6 | 3 | 3 |
| Velvet Scoter Melanitta fusca | Common Scoter Melanitta nigra | 5 | 5 | 0 |
| Common Swift Apus apus | Pallid Swift Apus pallidus | 5 | 3 | 2 |
| Grey Plover Pluvialis squatarola | Pacific Golden Plover Pluvialis fulva | 5 | 5 | 0 |
| Caspian Plover Anarhynchus asiaticus | Oriental Plover Anarhynchus veredus | 5 | 1 | 4 |
| Green Sandpiper Tringa ochropus | Solitary Sandpiper Tringa solitaria | 5 | 0 | 5 |
| White-rumped Sandpiper Calidris fuscicollis | Western Sandpiper Calidris mauri | 5 | 4 | 1 |
| Pectoral Sandpiper Calidris melanotos | Western Sandpiper Calidris mauri | 5 | 1 | 4 |
| Oriental Pratincole Glareola maldivarum | Black-winged Pratincole Glareola nordmanni | 5 | 2 | 3 |
| Caspian Gull Larus cachinnans | Herring Gull Larus argentatus | 5 | 2 | 3 |
| Great Black-backed Gull Larus marinus | Lesser Black-backed Gull Larus fuscus | 5 | 2 | 3 |
| Hen Harrier Circus cyaneus | Montagu's Harrier Circus pygargus | 5 | 3 | 2 |
| Turkestan Shrike Lanius phoenicuroides | Brown Shrike Lanius cristatus | 5 | 2 | 3 |
| Lesser Grey Shrike Lanius minor | Masked Shrike Lanius nubicus | 5 | 3 | 2 |
| Calandra Lark Melanocorypha calandra | Woodlark Lullula arborea | 5 | 1 | 4 |
| Woodlark Lullula arborea | Eurasian Skylark Alauda arvensis | 5 | 2 | 3 |
| Aquatic Warbler Acrocephalus paludicola | Sedge Warbler Acrocephalus schoenobaenus | 5 | 5 | 0 |
| River Warbler Locustella fluviatilis | Common Grasshopper Warbler Locustella naevia | 5 | 2 | 3 |
| Barn Swallow Hirundo rustica | Red-rumped Swallow Cecropis daurica | 5 | 2 | 3 |
| Greenish Warbler Phylloscopus trochiloides | Two-barred Warbler Phylloscopus plumbeitarsus | 5 | 4 | 1 |
| Western Subalpine Warbler Curruca iberiae | Eastern Subalpine Warbler Curruca cantillans | 5 | 3 | 2 |
| Veery Catharus fuscescens | Swainson's Thrush Catharus ustulatus | 5 | 0 | 5 |
| European Stonechat Saxicola rubicola | Siberian Stonechat Saxicola maurus | 5 | 4 | 1 |
| Northern Wheatear Oenanthe oenanthe | Isabelline Wheatear Oenanthe isabellina | 5 | 2 | 3 |
| Pine Bunting Emberiza leucocephalos | Cretzschmar's Bunting Emberiza caesia | 5 | 5 | 0 |
| Pallas's Reed Bunting Emberiza pallasi | Common Reed Bunting Emberiza schoeniclus | 5 | 3 | 2 |
| Savannah Sparrow Passerculus sandwichensis | Song Sparrow Melospiza melodia | 5 | 3 | 2 |
| Mute Swan Cygnus olor | Whooper Swan Cygnus cygnus | 4 | 2 | 2 |
| Common Scoter Melanitta nigra | Black Scoter Melanitta americana | 4 | 0 | 4 |
| European Turtle Dove Streptopelia turtur | Rufous Turtle Dove Streptopelia orientalis | 4 | 1 | 3 |
| Sora Porzana carolina | Spotted Crake Porzana porzana | 4 | 2 | 2 |
| Common Ringed Plover Charadrius hiaticula | Semipalmated Plover Charadrius semipalmatus | 4 | 1 | 3 |
| Greater Sand Plover Anarhynchus leschenaultii | Kentish Plover Anarhynchus alexandrinus | 4 | 4 | 0 |
| Siberian Sand Plover Anarhynchus mongolus | Kentish Plover Anarhynchus alexandrinus | 4 | 0 | 4 |
| Common Sandpiper Actitis hypoleucos | Spotted Sandpiper Actitis macularius | 4 | 1 | 3 |
| Solitary Sandpiper Tringa solitaria | Wood Sandpiper Tringa glareola | 4 | 3 | 1 |
| Little Stint Calidris minuta | White-rumped Sandpiper Calidris fuscicollis | 4 | 0 | 4 |
| Oriental Pratincole Glareola maldivarum | Collared Pratincole Glareola pratincola | 4 | 1 | 3 |
| Black-winged Pratincole Glareola nordmanni | Collared Pratincole Glareola pratincola | 4 | 2 | 2 |
| Arctic Skua Stercorarius parasiticus | Pomarine Skua Stercorarius pomarinus | 4 | 2 | 2 |
| Brünnich's Guillemot Uria lomvia | Common Guillemot Uria aalge | 4 | 2 | 2 |
| Franklin's Gull Leucophaeus pipixcan | Mediterranean Gull Ichthyaetus melanocephalus | 4 | 1 | 3 |
| Lesser Spotted Eagle Clanga pomarina | Greater Spotted Eagle Clanga clanga | 4 | 3 | 1 |
| Pallid Harrier Circus macrourus | Montagu's Harrier Circus pygargus | 4 | 2 | 2 |
| Red Kite Milvus milvus | Black Kite Milvus migrans | 4 | 1 | 3 |
| Grey-headed Woodpecker Picus canus | Eurasian Green Woodpecker Picus viridis | 4 | 1 | 3 |
| Carrion Crow Corvus corone | Common Raven Corvus corax | 4 | 2 | 2 |
| Willow Tit Poecile montanus | Siberian Tit Poecile cinctus | 4 | 2 | 2 |
| Bimaculated Lark Melanocorypha bimaculata | Calandra Lark Melanocorypha calandra | 4 | 2 | 2 |
| Calandra Lark Melanocorypha calandra | White-winged Lark Alauda leucoptera | 4 | 2 | 2 |
| Lanceolated Warbler Locustella lanceolata | Common Grasshopper Warbler Locustella naevia | 4 | 4 | 0 |
| Barn Swallow Hirundo rustica | Western House Martin Delichon urbicum | 4 | 0 | 4 |
| Green Warbler Phylloscopus nitidus | Two-barred Warbler Phylloscopus plumbeitarsus | 4 | 3 | 1 |
| Eastern Subalpine Warbler Curruca cantillans | Common Whitethroat Curruca communis | 4 | 0 | 4 |
| Dark-sided Flycatcher Muscicapa sibirica | Spotted Flycatcher Muscicapa striata | 4 | 3 | 1 |
| Rufous-tailed Scrub Robin Cercotrichas galactotes | Thrush Nightingale Luscinia luscinia | 4 | 2 | 2 |
| Western Yellow Wagtail Motacilla flava | Eastern Yellow Wagtail Motacilla tschutschensis | 4 | 1 | 3 |
| Blyth's Pipit Anthus godlewskii | Tawny Pipit Anthus campestris | 4 | 2 | 2 |
| Tree Pipit Anthus trivialis | Olive-backed Pipit Anthus hodgsoni | 4 | 1 | 3 |
| Parrot Crossbill Loxia pytyopsittacus | Common Crossbill Loxia curvirostra | 4 | 4 | 0 |
| Lapland Bunting Calcarius lapponicus | Corn Bunting Emberiza calandra | 4 | 4 | 0 |
| Grey-necked Bunting Emberiza buchanani | Ortolan Bunting Emberiza hortulana | 4 | 2 | 2 |
| Little Bunting Emberiza pusilla | Rustic Bunting Emberiza rustica | 4 | 3 | 1 |
| Black-and-white Warbler Mniotilta varia | Blackpoll Warbler Setophaga striata | 4 | 2 | 2 |
| Greater White-fronted Goose Anser albifrons | Lesser White-fronted Goose Anser erythropus | 3 | 1 | 2 |
| Barnacle Goose Branta leucopsis | Cackling Goose Branta hutchinsii | 3 | 3 | 0 |
| Mute Swan Cygnus olor | Bewick's Swan Cygnus columbianus | 3 | 0 | 3 |
| Bewick's Swan Cygnus columbianus | Whooper Swan Cygnus cygnus | 3 | 3 | 0 |
| Baikal Teal Sibirionetta formosa | Blue-winged Teal Spatula discors | 3 | 3 | 0 |
| Common Pochard Aythya ferina | Ferruginous Duck Aythya nyroca | 3 | 1 | 2 |
| Ring-necked Duck Aythya collaris | Tufted Duck Aythya fuligula | 3 | 3 | 0 |
| King Eider Somateria spectabilis | Common Eider Somateria mollissima | 3 | 3 | 0 |
| Surf Scoter Melanitta perspicillata | Stejneger's Scoter Melanitta stejnegeri | 3 | 3 | 0 |
| Common Goldeneye Bucephala clangula | Barrow's Goldeneye Bucephala islandica | 3 | 1 | 2 |
| Grey Partridge Perdix perdix | Common Quail Coturnix coturnix | 3 | 0 | 3 |
| Little Grebe Tachybaptus ruficollis | Pied-billed Grebe Podilymbus podiceps | 3 | 1 | 2 |
| Alpine Swift Tachymarptis melba | Pallid Swift Apus pallidus | 3 | 2 | 1 |
| Corncrake Crex crex | Sora Porzana carolina | 3 | 2 | 1 |
| European Golden Plover Pluvialis apricaria | American Golden Plover Pluvialis dominica | 3 | 1 | 2 |
| Caspian Plover Anarhynchus asiaticus | Siberian Sand Plover Anarhynchus mongolus | 3 | 1 | 2 |
| Oriental Plover Anarhynchus veredus | Kentish Plover Anarhynchus alexandrinus | 3 | 3 | 0 |
| Short-billed Dowitcher Limnodromus griseus | Long-billed Dowitcher Limnodromus scolopaceus | 3 | 1 | 2 |
| Eurasian Woodcock Scolopax rusticola | Common Snipe Gallinago gallinago | 3 | 3 | 0 |
| Wilson's Snipe Gallinago delicata | Wilson's Phalarope Phalaropus tricolor | 3 | 1 | 2 |
| Marsh Sandpiper Tringa stagnatilis | Common Redshank Tringa totanus | 3 | 3 | 0 |
| Marsh Sandpiper Tringa stagnatilis | Lesser Yellowlegs Tringa flavipes | 3 | 3 | 0 |
| Sharp-tailed Sandpiper Calidris acuminata | Stilt Sandpiper Calidris himantopus | 3 | 1 | 2 |
| White-rumped Sandpiper Calidris fuscicollis | Pectoral Sandpiper Calidris melanotos | 3 | 3 | 0 |
| Arctic Skua Stercorarius parasiticus | Great Skua Stercorarius skua | 3 | 3 | 0 |
| Little Gull Hydrocoloeus minutus | Black-legged Kittiwake Rissa tridactyla | 3 | 2 | 1 |
| Laughing Gull Leucophaeus atricilla | Pallas's Gull Ichthyaetus ichthyaetus | 3 | 2 | 1 |
| Little Tern Sternula albifrons | Whiskered Tern Chlidonias hybrida | 3 | 3 | 0 |
| Gull-billed Tern Gelochelidon nilotica | Whiskered Tern Chlidonias hybrida | 3 | 0 | 3 |
| Whiskered Tern Chlidonias hybrida | Arctic Tern Sterna paradisaea | 3 | 3 | 0 |
| European Storm-Petrel Hydrobates pelagicus | Swinhoe's Storm-Petrel Hydrobates monorhis | 3 | 0 | 3 |
| Eurasian Bittern Botaurus stellaris | Little Bittern Botaurus minutus | 3 | 0 | 3 |
| Western Cattle-Egret Ardea ibis | Great White Egret Ardea alba | 3 | 0 | 3 |
| Steppe Eagle Aquila nipalensis | Golden Eagle Aquila chrysaetos | 3 | 1 | 2 |
| Golden Eagle Aquila chrysaetos | Western Marsh Harrier Circus aeruginosus | 3 | 3 | 0 |
| Ural Owl Strix uralensis | Long-eared Owl Asio otus | 3 | 0 | 3 |
| Red-backed Shrike Lanius collurio | Brown Shrike Lanius cristatus | 3 | 3 | 0 |
| Red-backed Shrike Lanius collurio | Turkestan Shrike Lanius phoenicuroides | 3 | 0 | 3 |
| Brown Shrike Lanius cristatus | Masked Shrike Lanius nubicus | 3 | 3 | 0 |
| Woodlark Lullula arborea | White-winged Lark Alauda leucoptera | 3 | 3 | 0 |
| White-winged Lark Alauda leucoptera | Eurasian Skylark Alauda arvensis | 3 | 1 | 2 |
| Eurasian Skylark Alauda arvensis | Crested Lark Galerida cristata | 3 | 2 | 1 |
| Thick-billed Warbler Arundinax aedon | Sykes's Warbler Iduna rama | 3 | 2 | 1 |
| Eastern Olivaceous Warbler Iduna pallida | Melodious Warbler Hippolais polyglotta | 3 | 3 | 0 |
| Paddyfield Warbler Acrocephalus agricola | Blyth's Reed Warbler Acrocephalus dumetorum | 3 | 2 | 1 |
| Blyth's Reed Warbler Acrocephalus dumetorum | Marsh Warbler Acrocephalus palustris | 3 | 1 | 2 |
| Blyth's Reed Warbler Acrocephalus dumetorum | Common Reed Warbler Acrocephalus scirpaceus | 3 | 1 | 2 |
| Lanceolated Warbler Locustella lanceolata | River Warbler Locustella fluviatilis | 3 | 0 | 3 |
| Western Bonelli's Warbler Phylloscopus bonelli | Yellow-browed Warbler Phylloscopus inornatus | 3 | 1 | 2 |
| Willow Warbler Phylloscopus trochilus | Common Chiffchaff Phylloscopus collybita | 3 | 3 | 0 |
| Green Warbler Phylloscopus nitidus | Arctic Warbler Phylloscopus borealis | 3 | 3 | 0 |
| Two-barred Warbler Phylloscopus plumbeitarsus | Arctic Warbler Phylloscopus borealis | 3 | 2 | 1 |
| Sardinian Warbler Curruca melanocephala | Eastern Subalpine Warbler Curruca cantillans | 3 | 2 | 1 |
| Grey-cheeked Thrush Catharus minimus | Swainson's Thrush Catharus ustulatus | 3 | 1 | 2 |
| Swainson's Thrush Catharus ustulatus | Song Thrush Turdus philomelos | 3 | 2 | 1 |
| Whinchat Saxicola rubetra | Siberian Stonechat Saxicola maurus | 3 | 0 | 3 |
| Siberian Stonechat Saxicola maurus | Amur Stonechat Saxicola stejnegeri | 3 | 0 | 3 |
| Isabelline Wheatear Oenanthe isabellina | Desert Wheatear Oenanthe deserti | 3 | 2 | 1 |
| Western Yellow Wagtail Motacilla flava | Citrine Wagtail Motacilla citreola | 3 | 1 | 2 |
| Blyth's Pipit Anthus godlewskii | Meadow Pipit Anthus pratensis | 3 | 3 | 0 |
| Tree Pipit Anthus trivialis | Pechora Pipit Anthus gustavi | 3 | 1 | 2 |
| Rock Pipit Anthus petrosus | Buff-bellied Pipit Anthus rubescens | 3 | 1 | 2 |
| Twite Linaria flavirostris | Common Linnet Linaria cannabina | 3 | 1 | 2 |
| Corn Bunting Emberiza calandra | Pine Bunting Emberiza leucocephalos | 3 | 1 | 2 |
| Common Yellowthroat Geothlypis trichas | Cape May Warbler Setophaga tigrina | 3 | 0 | 3 |
| Snow Goose Anser caerulescens | Greylag Goose Anser anser | 2 | 0 | 2 |
| Mallard Anas platyrhynchos | American Black Duck Anas rubripes | 2 | 0 | 2 |
| Red-crested Pochard Netta rufina | Common Pochard Aythya ferina | 2 | 2 | 0 |
| Tufted Duck Aythya fuligula | Lesser Scaup Aythya affinis | 2 | 1 | 1 |
| Bufflehead Bucephala albeola | Common Goldeneye Bucephala clangula | 2 | 0 | 2 |
| Pied-billed Grebe Podilymbus podiceps | Slavonian Grebe Podiceps auritus | 2 | 1 | 1 |
| Pallas's Sandgrouse Syrrhaptes paradoxus | Little Bustard Tetrax tetrax | 2 | 0 | 2 |
| Water Rail Rallus aquaticus | Sora Porzana carolina | 2 | 1 | 1 |
| Common Moorhen Gallinula chloropus | Little Crake Zapornia parva | 2 | 1 | 1 |
| American Golden Plover Pluvialis dominica | Pacific Golden Plover Pluvialis fulva | 2 | 2 | 0 |
| Grey-headed Lapwing Vanellus cinereus | White-tailed Lapwing Vanellus leucurus | 2 | 0 | 2 |
| Oriental Plover Anarhynchus veredus | Greater Sand Plover Anarhynchus leschenaultii | 2 | 2 | 0 |
| Siberian Sand Plover Anarhynchus mongolus | Greater Sand Plover Anarhynchus leschenaultii | 2 | 1 | 1 |
| Bar-tailed Godwit Limosa lapponica | Black-tailed Godwit Limosa limosa | 2 | 1 | 1 |
| Spotted Sandpiper Actitis macularius | Solitary Sandpiper Tringa solitaria | 2 | 2 | 0 |
| Lesser Yellowlegs Tringa flavipes | Willet Tringa semipalmata | 2 | 1 | 1 |
| Common Greenshank Tringa nebularia | Greater Yellowlegs Tringa melanoleuca | 2 | 2 | 0 |
| Curlew Sandpiper Calidris ferruginea | Stilt Sandpiper Calidris himantopus | 2 | 0 | 2 |
| Baird's Sandpiper Calidris bairdii | Little Stint Calidris minuta | 2 | 1 | 1 |
| Baird's Sandpiper Calidris bairdii | White-rumped Sandpiper Calidris fuscicollis | 2 | 1 | 1 |
| Pectoral Sandpiper Calidris melanotos | Semipalmated Sandpiper Calidris pusilla | 2 | 0 | 2 |
| Long-tailed Skua Stercorarius longicaudus | Arctic Skua Stercorarius parasiticus | 2 | 1 | 1 |
| Pomarine Skua Stercorarius pomarinus | Great Skua Stercorarius skua | 2 | 0 | 2 |
| Little Gull Hydrocoloeus minutus | Ross's Gull Rhodostethia rosea | 2 | 2 | 0 |
| Black-legged Kittiwake Rissa tridactyla | Bonaparte's Gull Chroicocephalus philadelphia | 2 | 2 | 0 |
| Ivory Gull Pagophila eburnea | Sabine's Gull Xema sabini | 2 | 2 | 0 |
| Sabine's Gull Xema sabini | Bonaparte's Gull Chroicocephalus philadelphia | 2 | 0 | 2 |
| Bonaparte's Gull Chroicocephalus philadelphia | Franklin's Gull Leucophaeus pipixcan | 2 | 2 | 0 |
| Black-headed Gull Chroicocephalus ridibundus | Franklin's Gull Leucophaeus pipixcan | 2 | 1 | 1 |
| Pallas's Gull Ichthyaetus ichthyaetus | Mediterranean Gull Ichthyaetus melanocephalus | 2 | 1 | 1 |
| Common Gull Larus canus | Ring-billed Gull Larus delawarensis | 2 | 1 | 1 |
| Herring Gull Larus argentatus | Yellow-legged Gull Larus michahellis | 2 | 0 | 2 |
| Glaucous Gull Larus hyperboreus | Glaucous-winged Gull Larus glaucescens | 2 | 1 | 1 |
| Glaucous-winged Gull Larus glaucescens | Iceland Gull Larus glaucoides | 2 | 0 | 2 |
| Little Tern Sternula albifrons | Gull-billed Tern Gelochelidon nilotica | 2 | 0 | 2 |
| Gull-billed Tern Gelochelidon nilotica | Black Tern Chlidonias niger | 2 | 2 | 0 |
| Caspian Tern Hydroprogne caspia | Whiskered Tern Chlidonias hybrida | 2 | 2 | 0 |
| Arctic Tern Sterna paradisaea | Common Tern Sterna hirundo | 2 | 1 | 1 |
| Common Tern Sterna hirundo | Sandwich Tern Thalasseus sandvicensis | 2 | 2 | 0 |
| Leach's Storm-Petrel Hydrobates leucorhous | Swinhoe's Storm-Petrel Hydrobates monorhis | 2 | 2 | 0 |
| Great Shearwater Ardenna gravis | Manx Shearwater Puffinus puffinus | 2 | 2 | 0 |
| Manx Shearwater Puffinus puffinus | Balearic Shearwater Puffinus mauretanicus | 2 | 1 | 1 |
| Little Bittern Botaurus minutus | Black-crowned Night Heron Nycticorax nycticorax | 2 | 2 | 0 |
| Little Egret Egretta garzetta | Western Cattle-Egret Ardea ibis | 2 | 0 | 2 |
| Lesser Spotted Eagle Clanga pomarina | Imperial Eagle Aquila heliaca | 2 | 2 | 0 |
| Greater Spotted Eagle Clanga clanga | Imperial Eagle Aquila heliaca | 2 | 2 | 0 |
| Imperial Eagle Aquila heliaca | Golden Eagle Aquila chrysaetos | 2 | 2 | 0 |
| Western Marsh Harrier Circus aeruginosus | Pallid Harrier Circus macrourus | 2 | 2 | 0 |
| Montagu's Harrier Circus pygargus | Eurasian Goshawk Astur gentilis | 2 | 0 | 2 |
| Rough-legged Buzzard Buteo lagopus | Common Buzzard Buteo buteo | 2 | 1 | 1 |
| Rough-legged Buzzard Buteo lagopus | Long-legged Buzzard Buteo rufinus | 2 | 1 | 1 |
| Common Buzzard Buteo buteo | Long-legged Buzzard Buteo rufinus | 2 | 0 | 2 |
| Tawny Owl Strix aluco | Ural Owl Strix uralensis | 2 | 0 | 2 |
| Great Grey Shrike Lanius excubitor | Lesser Grey Shrike Lanius minor | 2 | 0 | 2 |
| Lesser Grey Shrike Lanius minor | Woodchat Shrike Lanius senator | 2 | 1 | 1 |
| Shore Lark Eremophila alpestris | Calandra Lark Melanocorypha calandra | 2 | 2 | 0 |
| Thick-billed Warbler Arundinax aedon | Eastern Olivaceous Warbler Iduna pallida | 2 | 2 | 0 |
| Sykes's Warbler Iduna rama | Icterine Warbler Hippolais icterina | 2 | 2 | 0 |
| Paddyfield Warbler Acrocephalus agricola | Marsh Warbler Acrocephalus palustris | 2 | 2 | 0 |
| Blyth's Reed Warbler Acrocephalus dumetorum | Great Reed Warbler Acrocephalus arundinaceus | 2 | 2 | 0 |
| Marsh Warbler Acrocephalus palustris | Great Reed Warbler Acrocephalus arundinaceus | 2 | 2 | 0 |
| Savi's Warbler Locustella luscinioides | Common Grasshopper Warbler Locustella naevia | 2 | 2 | 0 |
| Dusky Warbler Phylloscopus fuscatus | Willow Warbler Phylloscopus trochilus | 2 | 0 | 2 |
| Common Chiffchaff Phylloscopus collybita | Greenish Warbler Phylloscopus trochiloides | 2 | 0 | 2 |
| Greenish Warbler Phylloscopus trochiloides | Arctic Warbler Phylloscopus borealis | 2 | 0 | 2 |
| Garden Warbler Sylvia borin | Eastern Orphean Warbler Curruca crassirostris | 2 | 2 | 0 |
| Eastern Orphean Warbler Curruca crassirostris | Sardinian Warbler Curruca melanocephala | 2 | 2 | 0 |
| Asian Desert Warbler Curruca nana | Sardinian Warbler Curruca melanocephala | 2 | 2 | 0 |
| Asian Desert Warbler Curruca nana | Western Subalpine Warbler Curruca iberiae | 2 | 1 | 1 |
| Asian Desert Warbler Curruca nana | Eastern Subalpine Warbler Curruca cantillans | 2 | 2 | 0 |
| Grey-cheeked Thrush Catharus minimus | Mistle Thrush Turdus viscivorus | 2 | 0 | 2 |
| European Robin Erithacus rubecula | Thrush Nightingale Luscinia luscinia | 2 | 1 | 1 |
| Red-breasted Flycatcher Ficedula parva | European Pied Flycatcher Ficedula hypoleuca | 2 | 1 | 1 |
| Northern Wheatear Oenanthe oenanthe | Desert Wheatear Oenanthe deserti | 2 | 2 | 0 |
| Northern Wheatear Oenanthe oenanthe | Eastern Black-eared Wheatear Oenanthe melanoleuca | 2 | 2 | 0 |
| Grey Wagtail Motacilla cinerea | Eastern Yellow Wagtail Motacilla tschutschensis | 2 | 1 | 1 |
| Eastern Yellow Wagtail Motacilla tschutschensis | Citrine Wagtail Motacilla citreola | 2 | 2 | 0 |
| Richard's Pipit Anthus richardi | Tawny Pipit Anthus campestris | 2 | 2 | 0 |
| Richard's Pipit Anthus richardi | Blyth's Pipit Anthus godlewskii | 2 | 0 | 2 |
| Pechora Pipit Anthus gustavi | Water Pipit Anthus spinoletta | 2 | 0 | 2 |
| Water Pipit Anthus spinoletta | Rock Pipit Anthus petrosus | 2 | 0 | 2 |
| Common Linnet Linaria cannabina | Lesser Redpoll Acanthis cabaret | 2 | 0 | 2 |
| Lesser Redpoll Acanthis cabaret | Arctic Redpoll Acanthis hornemanni | 2 | 2 | 0 |
| European Serin Serinus serinus | Eurasian Siskin Spinus spinus | 2 | 2 | 0 |
| Lapland Bunting Calcarius lapponicus | Snow Bunting Plectrophenax nivalis | 2 | 2 | 0 |
| Pine Bunting Emberiza leucocephalos | Grey-necked Bunting Emberiza buchanani | 2 | 1 | 1 |
| Ortolan Bunting Emberiza hortulana | Pallas's Reed Bunting Emberiza pallasi | 2 | 0 | 2 |
| Pallas's Reed Bunting Emberiza pallasi | Yellow-breasted Bunting Emberiza aureola | 2 | 0 | 2 |
| Yellow-breasted Bunting Emberiza aureola | Black-faced Bunting Emberiza spodocephala | 2 | 2 | 0 |
| Black-faced Bunting Emberiza spodocephala | Dark-eyed Junco Junco hyemalis | 2 | 2 | 0 |
| White-throated Sparrow Zonotrichia albicollis | Savannah Sparrow Passerculus sandwichensis | 2 | 2 | 0 |
| White-throated Sparrow Zonotrichia albicollis | Song Sparrow Melospiza melodia | 2 | 0 | 2 |
| Greylag Goose Anser anser | Lesser White-fronted Goose Anser erythropus | 1 | 1 | 0 |
| Tundra Bean Goose Anser serrirostris | Pink-footed Goose Anser brachyrhynchus | 1 | 0 | 1 |
| Egyptian Goose Alopochen aegyptiaca | Ruddy Shelduck Tadorna ferruginea | 1 | 1 | 0 |
| Ruddy Shelduck Tadorna ferruginea | Common Shelduck Tadorna tadorna | 1 | 0 | 1 |
| Garganey Spatula querquedula | Blue-winged Teal Spatula discors | 1 | 0 | 1 |
| Blue-winged Teal Spatula discors | Eurasian Wigeon Mareca penelope | 1 | 1 | 0 |
| Blue-winged Teal Spatula discors | Gadwall Mareca strepera | 1 | 0 | 1 |
| Gadwall Mareca strepera | American Wigeon Mareca americana | 1 | 1 | 0 |
| Eurasian Wigeon Mareca penelope | American Wigeon Mareca americana | 1 | 0 | 1 |
| Eurasian Wigeon Mareca penelope | Northern Pintail Anas acuta | 1 | 0 | 1 |
| Northern Pintail Anas acuta | Red-crested Pochard Netta rufina | 1 | 1 | 0 |
| Eurasian/Green-winged Teal Anas crecca | Black Woodpecker Dryocopus martius | 1 | 1 | 0 |
| Red-crested Pochard Netta rufina | Ferruginous Duck Aythya nyroca | 1 | 1 | 0 |
| King Eider Somateria spectabilis | Common Guillemot Uria aalge | 1 | 1 | 0 |
| Common Eider Somateria mollissima | Black-legged Kittiwake Rissa tridactyla | 1 | 1 | 0 |
| Velvet Scoter Melanitta fusca | Stejneger's Scoter Melanitta stejnegeri | 1 | 1 | 0 |
| White-winged Scoter Melanitta deglandi | Common Scoter Melanitta nigra | 1 | 1 | 0 |
| White-winged Scoter Melanitta deglandi | Stejneger's Scoter Melanitta stejnegeri | 1 | 0 | 1 |
| Bufflehead Bucephala albeola | Barrow's Goldeneye Bucephala islandica | 1 | 0 | 1 |
| Smew Mergellus albellus | Goosander Mergus merganser | 1 | 0 | 1 |
| Goosander Mergus merganser | Red-breasted Merganser Mergus serrator | 1 | 1 | 0 |
| Western Capercaillie Tetrao urogallus | Black Grouse Lyrurus tetrix | 1 | 0 | 1 |
| Slavonian Grebe Podiceps auritus | Great Crested Grebe Podiceps cristatus | 1 | 1 | 0 |
| Red-necked Grebe Podiceps grisegena | Black-necked Grebe Podiceps nigricollis | 1 | 0 | 1 |
| Stock Dove Columba oenas | Common Woodpigeon Columba palumbus | 1 | 1 | 0 |
| Common Woodpigeon Columba palumbus | European Turtle Dove Streptopelia turtur | 1 | 1 | 0 |
| Stock Dove Columba oenas | European Turtle Dove Streptopelia turtur | 1 | 0 | 1 |
| European Turtle Dove Streptopelia turtur | Pallas's Sandgrouse Syrrhaptes paradoxus | 1 | 1 | 0 |
| Alpine Swift Tachymarptis melba | Common Swift Apus apus | 1 | 0 | 1 |
| Eurasian Coot Fulica atra | Demoiselle Crane Grus virgo | 1 | 0 | 1 |
| Demoiselle Crane Grus virgo | Common Crane Grus grus | 1 | 1 | 0 |
| Demoiselle Crane Grus virgo | Sandhill Crane Antigone canadensis | 1 | 0 | 1 |
| Sandhill Crane Antigone canadensis | Stone-curlew Burhinus oedicnemus | 1 | 1 | 0 |
| Black-winged Stilt Himantopus himantopus | Pied Avocet Recurvirostra avosetta | 1 | 1 | 0 |
| Eurasian Oystercatcher Haematopus ostralegus | European Golden Plover Pluvialis apricaria | 1 | 0 | 1 |
| Little Bustard Tetrax tetrax | Eurasian Dotterel Eudromias morinellus | 1 | 0 | 1 |
| Semipalmated Plover Charadrius semipalmatus | Little Ringed Plover Thinornis dubius | 1 | 1 | 0 |
| Northern Lapwing Vanellus vanellus | Whimbrel Numenius phaeopus | 1 | 1 | 0 |
| Caspian Plover Anarhynchus asiaticus | Greater Sand Plover Anarhynchus leschenaultii | 1 | 1 | 0 |
| Whimbrel Numenius phaeopus | Eurasian Curlew Numenius arquata | 1 | 0 | 1 |
| Jack Snipe Lymnocryptes minimus | Great Snipe Gallinago media | 1 | 0 | 1 |
| Great Snipe Gallinago media | Common Snipe Gallinago gallinago | 1 | 0 | 1 |
| Wilson's Snipe Gallinago delicata | Grey Phalarope Phalaropus fulicarius | 1 | 0 | 1 |
| Grey Phalarope Phalaropus fulicarius | Red-necked Phalarope Phalaropus lobatus | 1 | 1 | 0 |
| Common Snipe Gallinago gallinago | Common Sandpiper Actitis hypoleucos | 1 | 0 | 1 |
| Red-necked Phalarope Phalaropus lobatus | Common Sandpiper Actitis hypoleucos | 1 | 0 | 1 |
| Green Sandpiper Tringa ochropus | Marsh Sandpiper Tringa stagnatilis | 1 | 1 | 0 |
| Green Sandpiper Tringa ochropus | Wood Sandpiper Tringa glareola | 1 | 1 | 0 |
| Wood Sandpiper Tringa glareola | Lesser Yellowlegs Tringa flavipes | 1 | 1 | 0 |
| Wood Sandpiper Tringa glareola | Willet Tringa semipalmata | 1 | 1 | 0 |
| Common Redshank Tringa totanus | Willet Tringa semipalmata | 1 | 0 | 1 |
| Willet Tringa semipalmata | Greater Yellowlegs Tringa melanoleuca | 1 | 1 | 0 |
| Red Knot Calidris canutus | Ruff Calidris pugnax | 1 | 1 | 0 |
| Ruff Calidris pugnax | Temminck's Stint Calidris temminckii | 1 | 0 | 1 |
| Red-necked Stint Calidris ruficollis | Buff-breasted Sandpiper Calidris subruficollis | 1 | 0 | 1 |
| Red-necked Stint Calidris ruficollis | Sanderling Calidris alba | 1 | 0 | 1 |
| Sanderling Calidris alba | Baird's Sandpiper Calidris bairdii | 1 | 1 | 0 |
| Dunlin Calidris alpina | Purple Sandpiper Calidris maritima | 1 | 1 | 0 |
| Little Stint Calidris minuta | Pectoral Sandpiper Calidris melanotos | 1 | 1 | 0 |
| Black-winged Pratincole Glareola nordmanni | Long-tailed Skua Stercorarius longicaudus | 1 | 1 | 0 |
| Long-tailed Skua Stercorarius longicaudus | Pomarine Skua Stercorarius pomarinus | 1 | 1 | 0 |
| Common Eider Somateria mollissima | Atlantic Puffin Fratercula arctica | 1 | 0 | 1 |
| Razorbill Alca torda | Brünnich's Guillemot Uria lomvia | 1 | 1 | 0 |
| Little Auk Alle alle | Brünnich's Guillemot Uria lomvia | 1 | 0 | 1 |
| Brünnich's Guillemot Uria lomvia | Little Gull Hydrocoloeus minutus | 1 | 1 | 0 |
| Brünnich's Guillemot Uria lomvia | Amur Stonechat Saxicola stejnegeri | 1 | 1 | 0 |
| Common Guillemot Uria aalge | Northern Fulmar Fulmarus glacialis | 1 | 1 | 0 |
| Common Guillemot Uria aalge | Little Gull Hydrocoloeus minutus | 1 | 0 | 1 |
| Ross's Gull Rhodostethia rosea | Black-legged Kittiwake Rissa tridactyla | 1 | 0 | 1 |
| Black-legged Kittiwake Rissa tridactyla | Common Gull Larus canus | 1 | 1 | 0 |
| Sabine's Gull Xema sabini | Black-headed Gull Chroicocephalus ridibundus | 1 | 0 | 1 |
| Pallas's Gull Ichthyaetus ichthyaetus | Common Gull Larus canus | 1 | 1 | 0 |
| Common Gull Larus canus | Herring Gull Larus argentatus | 1 | 1 | 0 |
| Common Gull Larus canus | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Ring-billed Gull Larus delawarensis | Herring Gull Larus argentatus | 1 | 1 | 0 |
| King Eider Somateria spectabilis | Herring Gull Larus argentatus | 1 | 0 | 1 |
| Herring Gull Larus argentatus | Great Black-backed Gull Larus marinus | 1 | 1 | 0 |
| Caspian Gull Larus cachinnans | Yellow-legged Gull Larus michahellis | 1 | 0 | 1 |
| Great Black-backed Gull Larus marinus | Glaucous-winged Gull Larus glaucescens | 1 | 1 | 0 |
| Glaucous Gull Larus hyperboreus | Iceland Gull Larus glaucoides | 1 | 1 | 0 |
| Eurasian Oystercatcher Haematopus ostralegus | Lesser Black-backed Gull Larus fuscus | 1 | 0 | 1 |
| Lesser Black-backed Gull Larus fuscus | Iceland Gull Larus glaucoides | 1 | 0 | 1 |
| Little Tern Sternula albifrons | Caspian Tern Hydroprogne caspia | 1 | 1 | 0 |
| Iceland Gull Larus glaucoides | Gull-billed Tern Gelochelidon nilotica | 1 | 0 | 1 |
| Gull-billed Tern Gelochelidon nilotica | Caspian Tern Hydroprogne caspia | 1 | 1 | 0 |
| Whiskered Tern Chlidonias hybrida | Black Tern Chlidonias niger | 1 | 1 | 0 |
| Whiskered Tern Chlidonias hybrida | Sandwich Tern Thalasseus sandvicensis | 1 | 0 | 1 |
| Great Northern Diver Gavia immer | Black-browed Albatross Thalassarche melanophris | 1 | 1 | 0 |
| Great Northern Diver Gavia immer | White-billed Diver Gavia adamsii | 1 | 0 | 1 |
| Black-browed Albatross Thalassarche melanophris | European Storm-Petrel Hydrobates pelagicus | 1 | 1 | 0 |
| Northern Fulmar Fulmarus glacialis | Great Shearwater Ardenna gravis | 1 | 1 | 0 |
| Cory's Shearwater Calonectris diomedea | Manx Shearwater Puffinus puffinus | 1 | 1 | 0 |
| Great Shearwater Ardenna gravis | Sooty Shearwater Ardenna grisea | 1 | 0 | 1 |
| Eurasian Bittern Botaurus stellaris | Black-crowned Night Heron Nycticorax nycticorax | 1 | 1 | 0 |
| Little Bittern Botaurus minutus | Squacco Heron Ardeola ralloides | 1 | 1 | 0 |
| Black-crowned Night Heron Nycticorax nycticorax | Squacco Heron Ardeola ralloides | 1 | 1 | 0 |
| Great Cormorant Phalacrocorax carbo | Little Egret Egretta garzetta | 1 | 0 | 1 |
| Little Egret Egretta garzetta | Great White Egret Ardea alba | 1 | 1 | 0 |
| Grey Heron Ardea cinerea | Purple Heron Ardea purpurea | 1 | 0 | 1 |
| European Honey-buzzard Pernis apivorus | Greater Spotted Eagle Clanga clanga | 1 | 0 | 1 |
| Steppe Eagle Aquila nipalensis | Imperial Eagle Aquila heliaca | 1 | 0 | 1 |
| Imperial Eagle Aquila heliaca | Western Marsh Harrier Circus aeruginosus | 1 | 1 | 0 |
| Western Marsh Harrier Circus aeruginosus | Hen Harrier Circus cyaneus | 1 | 1 | 0 |
| Hen Harrier Circus cyaneus | Eurasian Sparrowhawk Accipiter nisus | 1 | 1 | 0 |
| Eurasian Goshawk Astur gentilis | Common Buzzard Buteo buteo | 1 | 1 | 0 |
| Black Kite Milvus migrans | Common Buzzard Buteo buteo | 1 | 1 | 0 |
| Tawny Owl Strix aluco | Long-eared Owl Asio otus | 1 | 1 | 0 |
| Long-eared Owl Asio otus | Short-eared Owl Asio flammeus | 1 | 0 | 1 |
| European Bee-eater Merops apiaster | European Roller Coracias garrulus | 1 | 1 | 0 |
| Eurasian Three-toed Woodpecker Picoides tridactylus | White-backed Woodpecker Dendrocopos leucotos | 1 | 0 | 1 |
| White-backed Woodpecker Dendrocopos leucotos | Grey-headed Woodpecker Picus canus | 1 | 1 | 0 |
| Great Spotted Woodpecker Dendrocopos major | Lesser Spotted Woodpecker Dryobates minor | 1 | 1 | 0 |
| White-backed Woodpecker Dendrocopos leucotos | Lesser Spotted Woodpecker Dryobates minor | 1 | 0 | 1 |
| Lesser Kestrel Falco naumanni | Red-footed Falcon Falco vespertinus | 1 | 0 | 1 |
| Common Kestrel Falco tinnunculus | Merlin Falco columbarius | 1 | 0 | 1 |
| Gyr Falcon Falco rusticolus | Peregrine Falcon Falco peregrinus | 1 | 1 | 0 |
| Eurasian Hobby Falco subbuteo | Peregrine Falcon Falco peregrinus | 1 | 0 | 1 |
| Isabelline Shrike Lanius isabellinus | Brown Shrike Lanius cristatus | 1 | 1 | 0 |
| Isabelline Shrike Lanius isabellinus | Great Grey Shrike Lanius excubitor | 1 | 1 | 0 |
| Siberian Jay Perisoreus infaustus | Eurasian Jay Garrulus glandarius | 1 | 1 | 0 |
| Eurasian Jay Garrulus glandarius | Spotted Nutcracker Nucifraga caryocatactes | 1 | 1 | 0 |
| Eurasian Jay Garrulus glandarius | Common Magpie Pica pica | 1 | 0 | 1 |
| Carrion Crow Corvus corone | Hooded Crow Corvus cornix | 1 | 0 | 1 |
| Hooded Crow Corvus cornix | Common Raven Corvus corax | 1 | 1 | 0 |
| Marsh Tit Poecile palustris | Siberian Tit Poecile cinctus | 1 | 1 | 0 |
| Siberian Tit Poecile cinctus | Eurasian Penduline Tit Remiz pendulinus | 1 | 1 | 0 |
| Shore Lark Eremophila alpestris | Greater Short-toed Lark Calandrella brachydactyla | 1 | 0 | 1 |
| Greater Short-toed Lark Calandrella brachydactyla | Calandra Lark Melanocorypha calandra | 1 | 1 | 0 |
| Bimaculated Lark Melanocorypha bimaculata | Woodlark Lullula arborea | 1 | 0 | 1 |
| Booted Warbler Iduna caligata | Eastern Olivaceous Warbler Iduna pallida | 1 | 1 | 0 |
| Booted Warbler Iduna caligata | Sykes's Warbler Iduna rama | 1 | 0 | 1 |
| Eastern Olivaceous Warbler Iduna pallida | Icterine Warbler Hippolais icterina | 1 | 1 | 0 |
| Eastern Olivaceous Warbler Iduna pallida | Aquatic Warbler Acrocephalus paludicola | 1 | 1 | 0 |
| Melodious Warbler Hippolais polyglotta | Aquatic Warbler Acrocephalus paludicola | 1 | 0 | 1 |
| Marsh Warbler Acrocephalus palustris | Pallas's Grasshopper Warbler Helopsaltes certhiola | 1 | 1 | 0 |
| Common Reed Warbler Acrocephalus scirpaceus | Great Reed Warbler Acrocephalus arundinaceus | 1 | 1 | 0 |
| Common Reed Warbler Acrocephalus scirpaceus | Lanceolated Warbler Locustella lanceolata | 1 | 1 | 0 |
| Common Reed Warbler Acrocephalus scirpaceus | Pallas's Grasshopper Warbler Helopsaltes certhiola | 1 | 0 | 1 |
| Great Reed Warbler Acrocephalus arundinaceus | Pallas's Grasshopper Warbler Helopsaltes certhiola | 1 | 0 | 1 |
| Pallas's Grasshopper Warbler Helopsaltes certhiola | Savi's Warbler Locustella luscinioides | 1 | 1 | 0 |
| Lanceolated Warbler Locustella lanceolata | Savi's Warbler Locustella luscinioides | 1 | 0 | 1 |
| Sand Martin Riparia riparia | Western House Martin Delichon urbicum | 1 | 1 | 0 |
| Western House Martin Delichon urbicum | Red-rumped Swallow Cecropis daurica | 1 | 0 | 1 |
| Wood Warbler Phylloscopus sibilatrix | Western Bonelli's Warbler Phylloscopus bonelli | 1 | 0 | 1 |
| Hume's Warbler Phylloscopus humei | Dusky Warbler Phylloscopus fuscatus | 1 | 1 | 0 |
| Pallas's Warbler Phylloscopus proregulus | Dusky Warbler Phylloscopus fuscatus | 1 | 1 | 0 |
| Pallas's Warbler Phylloscopus proregulus | Radde's Warbler Phylloscopus schwarzi | 1 | 0 | 1 |
| Willow Warbler Phylloscopus trochilus | Greenish Warbler Phylloscopus trochiloides | 1 | 1 | 0 |
| Willow Warbler Phylloscopus trochilus | Brambling Fringilla montifringilla | 1 | 1 | 0 |
| Long-tailed Tit Aegithalos caudatus | Eurasian Blackcap Sylvia atricapilla | 1 | 1 | 0 |
| Eurasian Blackcap Sylvia atricapilla | Garden Warbler Sylvia borin | 1 | 0 | 1 |
| Garden Warbler Sylvia borin | Barred Warbler Curruca nisoria | 1 | 1 | 0 |
| Garden Warbler Sylvia borin | Lesser Whitethroat Curruca curruca | 1 | 1 | 0 |
| Lesser Whitethroat Curruca curruca | Sardinian Warbler Curruca melanocephala | 1 | 1 | 0 |
| Lesser Whitethroat Curruca curruca | Common Whitethroat Curruca communis | 1 | 1 | 0 |
| Lesser Whitethroat Curruca curruca | Eastern Orphean Warbler Curruca crassirostris | 1 | 0 | 1 |
| Eastern Orphean Warbler Curruca crassirostris | Asian Desert Warbler Curruca nana | 1 | 1 | 0 |
| Eastern Olivaceous Warbler Iduna pallida | Sardinian Warbler Curruca melanocephala | 1 | 0 | 1 |
| Sardinian Warbler Curruca melanocephala | Western Subalpine Warbler Curruca iberiae | 1 | 1 | 0 |
| Western Subalpine Warbler Curruca iberiae | Common Whitethroat Curruca communis | 1 | 1 | 0 |
| Goldcrest Regulus regulus | Common Firecrest Regulus ignicapilla | 1 | 1 | 0 |
| White-throated Dipper Cinclus cinclus | Song Thrush Turdus philomelos | 1 | 1 | 0 |
| Rose-coloured Starling Pastor roseus | Veery Catharus fuscescens | 1 | 1 | 0 |
| Savi's Warbler Locustella luscinioides | Veery Catharus fuscescens | 1 | 0 | 1 |
| Swainson's Thrush Catharus ustulatus | Mistle Thrush Turdus viscivorus | 1 | 0 | 1 |
| Mistle Thrush Turdus viscivorus | Song Thrush Turdus philomelos | 1 | 1 | 0 |
| Redwing Turdus iliacus | Eyebrowed Thrush Turdus obscurus | 1 | 0 | 1 |
| Common Eider Somateria mollissima | Fieldfare Turdus pilaris | 1 | 0 | 1 |
| Fieldfare Turdus pilaris | Black-throated Thrush Turdus atrogularis | 1 | 0 | 1 |
| Black-throated Thrush Turdus atrogularis | Naumann's Thrush Turdus naumanni | 1 | 0 | 1 |
| Naumann's Thrush Turdus naumanni | Dark-sided Flycatcher Muscicapa sibirica | 1 | 1 | 0 |
| Spotted Flycatcher Muscicapa striata | Thrush Nightingale Luscinia luscinia | 1 | 1 | 0 |
| Rufous-tailed Scrub Robin Cercotrichas galactotes | Common Nightingale Luscinia megarhynchos | 1 | 1 | 0 |
| Thrush Nightingale Luscinia luscinia | Red-flanked Bluetail Tarsiger cyanurus | 1 | 1 | 0 |
| European Robin Erithacus rubecula | Bluethroat Luscinia svecica | 1 | 0 | 1 |
| Red-flanked Bluetail Tarsiger cyanurus | Taiga Flycatcher Ficedula albicilla | 1 | 1 | 0 |
| Taiga Flycatcher Ficedula albicilla | European Pied Flycatcher Ficedula hypoleuca | 1 | 0 | 1 |
| Red-breasted Flycatcher Ficedula parva | Collared Flycatcher Ficedula albicollis | 1 | 0 | 1 |
| Whinchat Saxicola rubetra | European Stonechat Saxicola rubicola | 1 | 0 | 1 |
| Siberian Stonechat Saxicola maurus | Northern Wheatear Oenanthe oenanthe | 1 | 1 | 0 |
| Amur Stonechat Saxicola stejnegeri | Northern Wheatear Oenanthe oenanthe | 1 | 1 | 0 |
| House Sparrow Passer domesticus | Eurasian Tree Sparrow Passer montanus | 1 | 0 | 1 |
| Tawny Pipit Anthus campestris | Meadow Pipit Anthus pratensis | 1 | 1 | 0 |
| Common Guillemot Uria aalge | Meadow Pipit Anthus pratensis | 1 | 0 | 1 |
| Fieldfare Turdus pilaris | Meadow Pipit Anthus pratensis | 1 | 0 | 1 |
| Meadow Pipit Anthus pratensis | Olive-backed Pipit Anthus hodgsoni | 1 | 1 | 0 |
| Meadow Pipit Anthus pratensis | Pechora Pipit Anthus gustavi | 1 | 1 | 0 |
| Olive-backed Pipit Anthus hodgsoni | Pechora Pipit Anthus gustavi | 1 | 1 | 0 |
| Common Chaffinch Fringilla coelebs | Common Rosefinch Carpodacus erythrinus | 1 | 1 | 0 |
| Fieldfare Turdus pilaris | Brambling Fringilla montifringilla | 1 | 0 | 1 |
| Brambling Fringilla montifringilla | Common Crossbill Loxia curvirostra | 1 | 1 | 0 |
| Eurasian Three-toed Woodpecker Picoides tridactylus | Pine Grosbeak Pinicola enucleator | 1 | 0 | 1 |
| European Greenfinch Chloris chloris | Eurasian Siskin Spinus spinus | 1 | 0 | 1 |
| Grey Wagtail Motacilla cinerea | Corn Bunting Emberiza calandra | 1 | 0 | 1 |
| Corn Bunting Emberiza calandra | Grey-necked Bunting Emberiza buchanani | 1 | 1 | 0 |
| Pine Bunting Emberiza leucocephalos | Ortolan Bunting Emberiza hortulana | 1 | 1 | 0 |
| Cretzschmar's Bunting Emberiza caesia | Pallas's Reed Bunting Emberiza pallasi | 1 | 0 | 1 |
| Cretzschmar's Bunting Emberiza caesia | Common Reed Bunting Emberiza schoeniclus | 1 | 0 | 1 |
| Yellow-breasted Bunting Emberiza aureola | Rustic Bunting Emberiza rustica | 1 | 1 | 0 |
| Rustic Bunting Emberiza rustica | Black-faced Bunting Emberiza spodocephala | 1 | 1 | 0 |
| Rustic Bunting Emberiza rustica | White-throated Sparrow Zonotrichia albicollis | 1 | 1 | 0 |
| Savannah Sparrow Passerculus sandwichensis | Black-and-white Warbler Mniotilta varia | 1 | 1 | 0 |
| Savannah Sparrow Passerculus sandwichensis | Ovenbird Seiurus aurocapilla | 1 | 0 | 1 |
| Ovenbird Seiurus aurocapilla | Cape May Warbler Setophaga tigrina | 1 | 1 | 0 |
| Black-and-white Warbler Mniotilta varia | Cape May Warbler Setophaga tigrina | 1 | 1 | 0 |
| Ovenbird Seiurus aurocapilla | Blackpoll Warbler Setophaga striata | 1 | 0 | 1 |