Jon Clark: World Year List 2018 IOC, All records: Top Blockers Record(s) 1 to 387 of 387 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 12 38.71 2 Canada Goose Branta canadensis 17 54.84 3 Barnacle Goose Branta leucopsis 13 41.94 4 Greylag Goose Anser anser 20 64.52 5 Pink-footed Goose Anser brachyrhynchus 11 35.48 6 Mute Swan Cygnus olor 21 67.74 7 Tundra Swan Cygnus columbianus 8 25.81 8 Whooper Swan Cygnus cygnus 12 38.71 9 Egyptian Goose Alopochen aegyptiaca 17 54.84 10 Common Shelduck Tadorna tadorna 21 67.74 11 Mandarin Duck Aix galericulata 11 35.48 12 Garganey Spatula querquedula 14 45.16 13 Northern Shoveler Spatula clypeata 22 70.97 14 Gadwall Mareca strepera 23 74.19 15 Eurasian Wigeon Mareca penelope 19 61.29 16 Mallard Anas platyrhynchos 23 74.19 17 Northern Pintail Anas acuta 19 61.29 18 Eurasian Teal Anas crecca 19 61.29 19 Common Pochard Aythya ferina 18 58.06 20 Ferruginous Duck Aythya nyroca 10 32.26 21 Ring-necked Duck Aythya collaris 8 25.81 22 Tufted Duck Aythya fuligula 20 64.52 23 Common Eider Somateria mollissima 15 48.39 24 Velvet Scoter Melanitta fusca 10 32.26 25 Common Scoter Melanitta nigra 12 38.71 26 Long-tailed Duck Clangula hyemalis 10 32.26 27 Common Goldeneye Bucephala clangula 18 58.06 28 Smew Mergellus albellus 7 22.58 29 Common Merganser Mergus merganser 18 58.06 30 Red-breasted Merganser Mergus serrator 15 48.39 31 Willow Ptarmigan Lagopus lagopus 7 22.58 32 Western Capercaillie Tetrao urogallus 2 6.45 33 Black Grouse Lyrurus tetrix 5 16.13 34 Grey Partridge Perdix perdix 12 38.71 35 Common Pheasant Phasianus colchicus 19 61.29 36 Red-legged Partridge Alectoris rufa 13 41.94 37 Plume-toed Swiftlet Collocalia affinis 3 9.68 38 Black-nest Swiftlet Aerodramus maximus 2 6.45 39 Germain's Swiftlet Aerodramus germani 3 9.68 40 Asian Palm Swift Cypsiurus balasiensis 10 32.26 41 Alpine Swift Tachymarptis melba 7 22.58 42 Common Swift Apus apus 17 54.84 43 Pallid Swift Apus pallidus 7 22.58 44 Great Bustard Otis tarda 4 12.90 45 Little Bustard Tetrax tetrax 3 9.68 46 Greater Coucal Centropus sinensis 9 29.03 47 Great Spotted Cuckoo Clamator glandarius 1 3.23 48 Asian Koel Eudynamys scolopaceus 8 25.81 49 Plaintive Cuckoo Cacomantis merulinus 7 22.58 50 Common Cuckoo Cuculus canorus 15 48.39 51 Pin-tailed Sandgrouse Pterocles alchata 1 3.23 52 Black-bellied Sandgrouse Pterocles orientalis 4 12.90 53 Rock Dove Columba livia 25 80.65 54 Stock Dove Columba oenas 18 58.06 55 Common Wood Pigeon Columba palumbus 20 64.52 56 Eurasian Collared Dove Streptopelia decaocto 15 48.39 57 Red Collared Dove Streptopelia tranquebarica 8 25.81 58 Spotted Dove Spilopelia chinensis 15 48.39 59 Zebra Dove Geopelia striata 5 16.13 60 Pink-necked Green Pigeon Treron vernans 4 12.90 61 Water Rail Rallus aquaticus 15 48.39 62 Common Moorhen Gallinula chloropus 23 74.19 63 Eurasian Coot Fulica atra 22 70.97 64 Western Swamphen Porphyrio porphyrio 4 12.90 65 Watercock Gallicrex cinerea 4 12.90 66 White-breasted Waterhen Amaurornis phoenicurus 9 29.03 67 Common Crane Grus grus 10 32.26 68 Little Grebe Tachybaptus ruficollis 23 74.19 69 Red-necked Grebe Podiceps grisegena 7 22.58 70 Great Crested Grebe Podiceps cristatus 19 61.29 71 Horned Grebe Podiceps auritus 12 38.71 72 Black-necked Grebe Podiceps nigricollis 13 41.94 73 Greater Flamingo Phoenicopterus roseus 9 29.03 74 Eurasian Stone-curlew Burhinus oedicnemus 9 29.03 75 Eurasian Oystercatcher Haematopus ostralegus 19 61.29 76 Black-winged Stilt Himantopus himantopus 17 54.84 77 Pied Avocet Recurvirostra avosetta 18 58.06 78 Grey Plover Pluvialis squatarola 21 67.74 79 European Golden Plover Pluvialis apricaria 15 48.39 80 Pacific Golden Plover Pluvialis fulva 7 22.58 81 Common Ringed Plover Charadrius hiaticula 18 58.06 82 Little Ringed Plover Charadrius dubius 19 61.29 83 Northern Lapwing Vanellus vanellus 20 64.52 84 Grey-headed Lapwing Vanellus cinereus 5 16.13 85 Red-wattled Lapwing Vanellus indicus 10 32.26 86 Siberian Sand Plover Anarhynchus mongolus 1 3.23 87 Greater Sand Plover Anarhynchus leschenaultii 4 12.90 88 Bronze-winged Jacana Metopidius indicus 5 16.13 89 Eurasian Whimbrel Numenius phaeopus 15 48.39 90 Far Eastern Curlew Numenius madagascariensis 3 9.68 91 Eurasian Curlew Numenius arquata 22 70.97 92 Bar-tailed Godwit Limosa lapponica 19 61.29 93 Black-tailed Godwit Limosa limosa 23 74.19 94 Jack Snipe Lymnocryptes minimus 6 19.35 95 Eurasian Woodcock Scolopax rusticola 9 29.03 96 Pin-tailed Snipe Gallinago stenura 6 19.35 97 Common Snipe Gallinago gallinago 23 74.19 98 Red-necked Phalarope Phalaropus lobatus 10 32.26 99 Common Sandpiper Actitis hypoleucos 24 77.42 100 Green Sandpiper Tringa ochropus 19 61.29 101 Marsh Sandpiper Tringa stagnatilis 10 32.26 102 Wood Sandpiper Tringa glareola 18 58.06 103 Common Redshank Tringa totanus 23 74.19 104 Nordmann's Greenshank Tringa guttifer 2 6.45 105 Spotted Redshank Tringa erythropus 16 51.61 106 Common Greenshank Tringa nebularia 21 67.74 107 Ruddy Turnstone Arenaria interpres 21 67.74 108 Great Knot Calidris tenuirostris 4 12.90 109 Red Knot Calidris canutus 11 35.48 110 Ruff Calidris pugnax 19 61.29 111 Broad-billed Sandpiper Calidris falcinellus 3 9.68 112 Curlew Sandpiper Calidris ferruginea 12 38.71 113 Temminck's Stint Calidris temminckii 11 35.48 114 Red-necked Stint Calidris ruficollis 5 16.13 115 Spoon-billed Sandpiper Calidris pygmaea 1 3.23 116 Sanderling Calidris alba 14 45.16 117 Dunlin Calidris alpina 22 70.97 118 Little Stint Calidris minuta 13 41.94 119 White-rumped Sandpiper Calidris fuscicollis 3 9.68 120 Little Tern Sternula albifrons 11 35.48 121 Gull-billed Tern Gelochelidon nilotica 8 25.81 122 Caspian Tern Hydroprogne caspia 12 38.71 123 Black Tern Chlidonias niger 8 25.81 124 White-winged Tern Chlidonias leucopterus 8 25.81 125 Arctic Tern Sterna paradisaea 12 38.71 126 Common Tern Sterna hirundo 24 77.42 127 Black-naped Tern Sterna sumatrana 4 12.90 128 Sandwich Tern Thalasseus sandvicensis 16 51.61 129 Little Gull Hydrocoloeus minutus 12 38.71 130 Black-legged Kittiwake Rissa tridactyla 12 38.71 131 Black-headed Gull Chroicocephalus ridibundus 21 67.74 132 Brown-headed Gull Chroicocephalus brunnicephalus 7 22.58 133 Mediterranean Gull Ichthyaetus melanocephalus 14 45.16 134 Common Gull Larus canus 11 35.48 135 European Herring Gull Larus argentatus 20 64.52 136 Yellow-legged Gull Larus michahellis 16 51.61 137 Great Black-backed Gull Larus marinus 18 58.06 138 Lesser Black-backed Gull Larus fuscus 21 67.74 139 Great Skua Stercorarius skua 10 32.26 140 Atlantic Puffin Fratercula arctica 9 29.03 141 Black Guillemot Cepphus grylle 10 32.26 142 Razorbill Alca torda 11 35.48 143 Common Murre Uria aalge 14 45.16 144 Red-throated Diver Gavia stellata 14 45.16 145 Black-throated Diver Gavia arctica 8 25.81 146 Great Northern Diver Gavia immer 10 32.26 147 Northern Fulmar Fulmarus glacialis 12 38.71 148 Manx Shearwater Puffinus puffinus 8 25.81 149 Asian Openbill Anastomus oscitans 7 22.58 150 Painted Stork Mycteria leucocephala 4 12.90 151 White Stork Ciconia ciconia 10 32.26 152 Lesser Frigatebird Fregata ariel 3 9.68 153 Northern Gannet Morus bassanus 14 45.16 154 Oriental Darter Anhinga melanogaster 11 35.48 155 Little Cormorant Microcarbo niger 8 25.81 156 Indian Cormorant Phalacrocorax fuscicollis 6 19.35 157 Great Cormorant Phalacrocorax carbo 23 74.19 158 European Shag Gulosus aristotelis 15 48.39 159 Eurasian Spoonbill Platalea leucorodia 16 51.61 160 Eurasian Bittern Botaurus stellaris 12 38.71 161 American Bittern Botaurus lentiginosus 6 19.35 162 Little Bittern Ixobrychus minutus 5 16.13 163 Yellow Bittern Ixobrychus sinensis 7 22.58 164 Black-crowned Night Heron Nycticorax nycticorax 21 67.74 165 Pacific Reef Heron Egretta sacra 4 12.90 166 Little Egret Egretta garzetta 25 80.65 167 Striated Heron Butorides striata 19 61.29 168 Chinese Pond Heron Ardeola bacchus 7 22.58 169 Javan Pond Heron Ardeola speciosa 2 6.45 170 Western Cattle Egret Bubulcus ibis 22 70.97 171 Eastern Cattle Egret Bubulcus coromandus 15 48.39 172 Great Egret Ardea alba 27 87.10 173 Medium Egret Ardea intermedia 5 16.13 174 Grey Heron Ardea cinerea 24 77.42 175 Purple Heron Ardea purpurea 16 51.61 176 Osprey Pandion haliaetus 20 64.52 177 Black-winged Kite Elanus caeruleus 15 48.39 178 Crested Honey Buzzard Pernis ptilorhynchus 13 41.94 179 Griffon Vulture Gyps fulvus 6 19.35 180 Cinereous Vulture Aegypius monachus 5 16.13 181 Short-toed Snake Eagle Circaetus gallicus 7 22.58 182 Changeable Hawk-Eagle Nisaetus cirrhatus 9 29.03 183 Booted Eagle Hieraaetus pennatus 10 32.26 184 Golden Eagle Aquila chrysaetos 5 16.13 185 Bonelli's Eagle Aquila fasciata 4 12.90 186 Crested Goshawk Accipiter trivirgatus 7 22.58 187 Shikra Accipiter badius 14 45.16 188 Eurasian Sparrowhawk Accipiter nisus 20 64.52 189 Eurasian Goshawk Accipiter gentilis 7 22.58 190 Western Marsh Harrier Circus aeruginosus 20 64.52 191 Hen Harrier Circus cyaneus 13 41.94 192 Pallid Harrier Circus macrourus 7 22.58 193 Montagu's Harrier Circus pygargus 6 19.35 194 Red Kite Milvus milvus 19 61.29 195 Black Kite Milvus migrans 20 64.52 196 Brahminy Kite Haliastur indus 9 29.03 197 White-tailed Eagle Haliaeetus albicilla 7 22.58 198 White-bellied Sea Eagle Icthyophaga leucogaster 9 29.03 199 Grey-faced Buzzard Butastur indicus 4 12.90 200 Common Buzzard Buteo buteo 21 67.74 201 Western Barn Owl Tyto alba 11 35.48 202 Boreal Owl Aegolius funereus 1 3.23 203 Northern Hawk-Owl Surnia ulula 1 3.23 204 Eurasian Pygmy Owl Glaucidium passerinum 1 3.23 205 Short-eared Owl Asio flammeus 10 32.26 206 Tawny Owl Strix aluco 12 38.71 207 Ural Owl Strix uralensis 3 9.68 208 Great Grey Owl Strix nebulosa 1 3.23 209 Eurasian Hoopoe Upupa epops 17 54.84 210 Indochinese Roller Coracias affinis 4 12.90 211 Oriental Dollarbird Eurystomus orientalis 7 22.58 212 White-throated Kingfisher Halcyon smyrnensis 7 22.58 213 Black-capped Kingfisher Halcyon pileata 3 9.68 214 Collared Kingfisher Todiramphus chloris 5 16.13 215 Common Kingfisher Alcedo atthis 23 74.19 216 Asian Green Bee-eater Merops orientalis 5 16.13 217 Blue-tailed Bee-eater Merops philippinus 7 22.58 218 Blue-eared Barbet Psilopogon cyanotis 2 6.45 219 Coppersmith Barbet Psilopogon haemacephalus 9 29.03 220 Eurasian Wryneck Jynx torquilla 6 19.35 221 Eurasian Three-toed Woodpecker Picoides tridactylus 1 3.23 222 Great Spotted Woodpecker Dendrocopos major 20 64.52 223 Black Woodpecker Dryocopus martius 6 19.35 224 European Green Woodpecker Picus viridis 19 61.29 225 Lesser Kestrel Falco naumanni 4 12.90 226 Common Kestrel Falco tinnunculus 22 70.97 227 Merlin Falco columbarius 10 32.26 228 Eurasian Hobby Falco subbuteo 17 54.84 229 Peregrine Falcon Falco peregrinus 19 61.29 230 Monk Parakeet Myiopsitta monachus 6 19.35 231 Rose-ringed Parakeet Psittacula krameri 17 54.84 232 Golden-bellied Gerygone Gerygone sulphurea 3 9.68 233 Ashy Woodswallow Artamus fuscus 7 22.58 234 Small Minivet Pericrocotus cinnamomeus 4 12.90 235 Black-naped Oriole Oriolus chinensis 7 22.58 236 Bronzed Drongo Dicrurus aeneus 9 29.03 237 Ashy Drongo Dicrurus leucophaeus 9 29.03 238 Black Drongo Dicrurus macrocercus 12 38.71 239 Malaysian Pied Fantail Rhipidura javanica 4 12.90 240 Iberian Grey Shrike Lanius meridionalis 6 19.35 241 Woodchat Shrike Lanius senator 7 22.58 242 Burmese Shrike Lanius collurioides 3 9.68 243 Red-backed Shrike Lanius collurio 9 29.03 244 Brown Shrike Lanius cristatus 12 38.71 245 Siberian Jay Perisoreus infaustus 2 6.45 246 Eurasian Jay Garrulus glandarius 21 67.74 247 Iberian Magpie Cyanopica cooki 3 9.68 248 Eurasian Magpie Pica pica 20 64.52 249 Western Jackdaw Coloeus monedula 20 64.52 250 House Crow Corvus splendens 11 35.48 251 Rook Corvus frugilegus 20 64.52 252 Carrion Crow Corvus corone 20 64.52 253 Hooded Crow Corvus cornix 15 48.39 254 Large-billed Crow Corvus macrorhynchos 10 32.26 255 Northern Raven Corvus corax 19 61.29 256 Bohemian Waxwing Bombycilla garrulus 4 12.90 257 Grey-headed Canary-flycatcher Culicicapa ceylonensis 9 29.03 258 Coal Tit Periparus ater 19 61.29 259 Crested Tit Lophophanes cristatus 12 38.71 260 Grey-headed Chickadee Poecile cinctus 1 3.23 261 Marsh Tit Poecile palustris 16 51.61 262 Willow Tit Poecile montanus 10 32.26 263 Eurasian Blue Tit Cyanistes caeruleus 20 64.52 264 Great Tit Parus major 19 61.29 265 Bearded Reedling Panurus biarmicus 13 41.94 266 Indochinese Bush Lark Mirafra erythrocephala 1 3.23 267 Woodlark Lullula arborea 9 29.03 268 Eurasian Skylark Alauda arvensis 17 54.84 269 Thekla's Lark Galerida theklae 4 12.90 270 Crested Lark Galerida cristata 8 25.81 271 Calandra Lark Melanocorypha calandra 5 16.13 272 Black-headed Bulbul Brachypodius melanocephalos 4 12.90 273 Black-crested Bulbul Rubigula flaviventris 7 22.58 274 Olive-winged Bulbul Pycnonotus plumosus 4 12.90 275 Streak-eared Bulbul Pycnonotus conradi 3 9.68 276 Yellow-vented Bulbul Pycnonotus goiavier 4 12.90 277 Sand Martin Riparia riparia 22 70.97 278 Eurasian Crag Martin Ptyonoprogne rupestris 8 25.81 279 Barn Swallow Hirundo rustica 24 77.42 280 Western House Martin Delichon urbicum 13 41.94 281 Red-rumped Swallow Cecropis daurica 14 45.16 282 Cetti's Warbler Cettia cetti 18 58.06 283 Long-tailed Tit Aegithalos caudatus 20 64.52 284 Yellow-browed Warbler Phylloscopus inornatus 13 41.94 285 Willow Warbler Phylloscopus trochilus 19 61.29 286 Common Chiffchaff Phylloscopus collybita 21 67.74 287 Iberian Chiffchaff Phylloscopus ibericus 4 12.90 288 Arctic Warbler Phylloscopus borealis 4 12.90 289 Claudia's Leaf Warbler Phylloscopus claudiae 2 6.45 290 Sedge Warbler Acrocephalus schoenobaenus 15 48.39 291 Common Reed Warbler Acrocephalus scirpaceus 19 61.29 292 Thick-billed Warbler Arundinax aedon 1 3.23 293 Striated Grassbird Megalurus palustris 5 16.13 294 Zitting Cisticola Cisticola juncidis 15 48.39 295 Plain Prinia Prinia inornata 8 25.81 296 Common Tailorbird Orthotomus sutorius 11 35.48 297 Eurasian Blackcap Sylvia atricapilla 19 61.29 298 Garden Warbler Sylvia borin 11 35.48 299 Lesser Whitethroat Curruca curruca 18 58.06 300 Sardinian Warbler Curruca melanocephala 9 29.03 301 Western Subalpine Warbler Curruca iberiae 3 9.68 302 Common Whitethroat Curruca communis 20 64.52 303 Spectacled Warbler Curruca conspicillata 2 6.45 304 Dartford Warbler Curruca undata 6 19.35 305 Common Firecrest Regulus ignicapilla 12 38.71 306 Goldcrest Regulus regulus 20 64.52 307 Eurasian Wren Troglodytes troglodytes 18 58.06 308 Eurasian Nuthatch Sitta europaea 19 61.29 309 Eurasian Treecreeper Certhia familiaris 17 54.84 310 Short-toed Treecreeper Certhia brachydactyla 10 32.26 311 Great Myna Acridotheres grandis 3 9.68 312 Common Myna Acridotheres tristis 15 48.39 313 Black-collared Starling Gracupica nigricollis 3 9.68 314 Siamese Pied Myna Gracupica floweri 2 6.45 315 Chestnut-tailed Starling Sturnia malabarica 4 12.90 316 Common Starling Sturnus vulgaris 21 67.74 317 Spotless Starling Sturnus unicolor 7 22.58 318 Song Thrush Turdus philomelos 20 64.52 319 Mistle Thrush Turdus viscivorus 19 61.29 320 Redwing Turdus iliacus 17 54.84 321 Common Blackbird Turdus merula 20 64.52 322 Fieldfare Turdus pilaris 17 54.84 323 Oriental Magpie-Robin Copsychus saularis 13 41.94 324 Asian Brown Flycatcher Muscicapa dauurica 7 22.58 325 Spotted Flycatcher Muscicapa striata 16 51.61 326 Verditer Flycatcher Eumyias thalassinus 7 22.58 327 European Robin Erithacus rubecula 20 64.52 328 Common Nightingale Luscinia megarhynchos 9 29.03 329 Bluethroat Luscinia svecica 7 22.58 330 European Pied Flycatcher Ficedula hypoleuca 13 41.94 331 Red-flanked Bluetail Tarsiger cyanurus 3 9.68 332 Black Redstart Phoenicurus ochruros 15 48.39 333 Common Redstart Phoenicurus phoenicurus 14 45.16 334 Blue Rock Thrush Monticola solitarius 10 32.26 335 Whinchat Saxicola rubetra 13 41.94 336 Amur Stonechat Saxicola stejnegeri 4 12.90 337 European Stonechat Saxicola rubicola 20 64.52 338 Northern Wheatear Oenanthe oenanthe 12 38.71 339 White-throated Dipper Cinclus cinclus 13 41.94 340 Orange-bellied Flowerpecker Dicaeum trigonostigma 4 12.90 341 Scarlet-backed Flowerpecker Dicaeum cruentatum 7 22.58 342 Brown-throated Sunbird Anthreptes malacensis 5 16.13 343 Ornate Sunbird Cinnyris ornatus 2 6.45 344 Eurasian Tree Sparrow Passer montanus 20 64.52 345 Plain-backed Sparrow Passer flaveolus 3 9.68 346 Spanish Sparrow Passer hispaniolensis 7 22.58 347 House Sparrow Passer domesticus 24 77.42 348 Asian Golden Weaver Ploceus hypoxanthus 1 3.23 349 Streaked Weaver Ploceus manyar 2 6.45 350 Baya Weaver Ploceus philippinus 7 22.58 351 Scaly-breasted Munia Lonchura punctulata 8 25.81 352 White-rumped Munia Lonchura striata 7 22.58 353 Common Waxbill Estrilda astrild 7 22.58 354 Dunnock Prunella modularis 20 64.52 355 Western Yellow Wagtail Motacilla flava 17 54.84 356 Eastern Yellow Wagtail Motacilla tschutschensis 2 6.45 357 Grey Wagtail Motacilla cinerea 21 67.74 358 White Wagtail Motacilla alba 22 70.97 359 Paddyfield Pipit Anthus rufulus 11 35.48 360 Meadow Pipit Anthus pratensis 18 58.06 361 Tree Pipit Anthus trivialis 11 35.48 362 Water Pipit Anthus spinoletta 13 41.94 363 European Rock Pipit Anthus petrosus 14 45.16 364 Eurasian Chaffinch Fringilla coelebs 11 35.48 365 Brambling Fringilla montifringilla 17 54.84 366 Hawfinch Coccothraustes coccothraustes 13 41.94 367 Eurasian Bullfinch Pyrrhula pyrrhula 18 58.06 368 Common Rosefinch Carpodacus erythrinus 7 22.58 369 European Greenfinch Chloris chloris 20 64.52 370 Common Linnet Linaria cannabina 19 61.29 371 Common Redpoll Acanthis flammea 8 25.81 372 Lesser Redpoll Acanthis cabaret 12 38.71 373 Arctic Redpoll Acanthis hornemanni 3 9.68 374 Parrot Crossbill Loxia pytyopsittacus 6 19.35 375 Red Crossbill Loxia curvirostra 15 48.39 376 European Goldfinch Carduelis carduelis 20 64.52 377 European Serin Serinus serinus 7 22.58 378 Eurasian Siskin Spinus spinus 17 54.84 379 Snow Bunting Plectrophenax nivalis 8 25.81 380 Corn Bunting Emberiza calandra 12 38.71 381 Yellowhammer Emberiza citrinella 17 54.84 382 Rock Bunting Emberiza cia 4 12.90 383 Ortolan Bunting Emberiza hortulana 4 12.90 384 Cirl Bunting Emberiza cirlus 9 29.03 385 Little Bunting Emberiza pusilla 4 12.90 386 Rustic Bunting Emberiza rustica 3 9.68 387 Common Reed Bunting Emberiza schoeniclus 19 61.29