Neil Gordon: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 198 of 198 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Canada Goose Branta canadensis 397 96.59 2 Barnacle Goose Branta leucopsis 273 66.42 3 Greylag Goose Anser anser 390 94.89 4 Pink-footed Goose Anser brachyrhynchus 312 75.91 5 Tundra Bean Goose Anser serrirostris 161 39.17 6 Mute Swan Cygnus olor 399 97.08 7 Whooper Swan Cygnus cygnus 294 71.53 8 Egyptian Goose Alopochen aegyptiaca 304 73.97 9 Shelduck Tadorna tadorna 382 92.94 10 Garganey Spatula querquedula 179 43.55 11 Shoveler Spatula clypeata 379 92.21 12 Gadwall Mareca strepera 381 92.70 13 Wigeon Mareca penelope 387 94.16 14 Mallard Anas platyrhynchos 401 97.57 15 Pintail Anas acuta 340 82.73 16 Teal Anas crecca 386 93.92 17 Pochard Aythya ferina 365 88.81 18 Ring-necked Duck Aythya collaris 147 35.77 19 Tufted Duck Aythya fuligula 395 96.11 20 Scaup Aythya marila 247 60.10 21 Eider Somateria mollissima 253 61.56 22 Common Scoter Melanitta nigra 284 69.10 23 Long-tailed Duck Clangula hyemalis 221 53.77 24 Goldeneye Bucephala clangula 345 83.94 25 Smew Mergellus albellus 189 45.99 26 Goosander Mergus merganser 348 84.67 27 Red-breasted Merganser Mergus serrator 266 64.72 28 Grey Partridge Perdix perdix 231 56.20 29 Pheasant Phasianus colchicus 393 95.62 30 Red-legged Partridge Alectoris rufa 322 78.35 31 Swift Apus apus 352 85.64 32 Rock Dove (Feral Pigeon) Columba livia 307 74.70 33 Stock Dove Columba oenas 362 88.08 34 Woodpigeon Columba palumbus 402 97.81 35 Collared Dove Streptopelia decaocto 391 95.13 36 Water Rail Rallus aquaticus 289 70.32 37 Moorhen Gallinula chloropus 397 96.59 38 Coot Fulica atra 396 96.35 39 Little Grebe Tachybaptus ruficollis 377 91.73 40 Pied-billed Grebe Podilymbus podiceps 31 7.54 41 Great Crested Grebe Podiceps cristatus 378 91.97 42 Black-necked Grebe Podiceps nigricollis 207 50.36 43 Oystercatcher Haematopus ostralegus 380 92.46 44 Avocet Recurvirostra avosetta 313 76.16 45 Grey Plover Pluvialis squatarola 300 72.99 46 Golden Plover Pluvialis apricaria 335 81.51 47 Pacific Golden Plover Pluvialis fulva 21 5.11 48 Ringed Plover Charadrius hiaticula 334 81.27 49 Little Ringed Plover Charadrius dubius 252 61.31 50 Lapwing Vanellus vanellus 394 95.86 51 Eurasian Whimbrel Numenius phaeopus 237 57.66 52 Curlew Numenius arquata 374 91.00 53 Black-tailed Godwit Limosa limosa 357 86.86 54 Long-billed Dowitcher Limnodromus scolopaceus 56 13.63 55 Woodcock Scolopax rusticola 245 59.61 56 Snipe Gallinago gallinago 350 85.16 57 Grey Phalarope Phalaropus fulicarius 111 27.01 58 Common Sandpiper Actitis hypoleucos 307 74.70 59 Green Sandpiper Tringa ochropus 288 70.07 60 Wood Sandpiper Tringa glareola 188 45.74 61 Redshank Tringa totanus 372 90.51 62 Lesser Yellowlegs Tringa flavipes 102 24.82 63 Spotted Redshank Tringa erythropus 237 57.66 64 Greenshank Tringa nebularia 304 73.97 65 Turnstone Arenaria interpres 345 83.94 66 Knot Calidris canutus 301 73.24 67 Ruff Calidris pugnax 300 72.99 68 Curlew Sandpiper Calidris ferruginea 229 55.72 69 Temminck's Stint Calidris temminckii 45 10.95 70 Sanderling Calidris alba 298 72.51 71 Dunlin Calidris alpina 357 86.86 72 Purple Sandpiper Calidris maritima 223 54.26 73 Little Stint Calidris minuta 194 47.20 74 Pectoral Sandpiper Calidris melanotos 117 28.47 75 Little Tern Sternula albifrons 170 41.36 76 Black Tern Chlidonias niger 99 24.09 77 White-winged Black Tern Chlidonias leucopterus 25 6.08 78 Arctic Tern Sterna paradisaea 167 40.63 79 Common Tern Sterna hirundo 322 78.35 80 Roseate Tern Sterna dougallii 74 18.00 81 Sandwich Tern Thalasseus sandvicensis 284 69.10 82 Kittiwake Rissa tridactyla 270 65.69 83 Sabine's Gull Xema sabini 47 11.44 84 Black-headed Gull Chroicocephalus ridibundus 394 95.86 85 Franklin's Gull Leucophaeus pipixcan 22 5.35 86 Mediterranean Gull Ichthyaetus melanocephalus 310 75.43 87 Common Gull Larus canus 367 89.29 88 Caspian Gull Larus cachinnans 168 40.88 89 Herring Gull Larus argentatus 389 94.65 90 Yellow-legged Gull Larus michahellis 192 46.72 91 Great Black-backed Gull Larus marinus 374 91.00 92 Lesser Black-backed Gull Larus fuscus 374 91.00 93 Iceland Gull Larus glaucoides 125 30.41 94 Puffin Fratercula arctica 170 41.36 95 Razorbill Alca torda 247 60.10 96 Common Guillemot Uria aalge 282 68.61 97 Red-throated Diver Gavia stellata 243 59.12 98 Great Northern Diver Gavia immer 231 56.20 99 Fulmar Fulmarus glacialis 283 68.86 100 Manx Shearwater Puffinus puffinus 169 41.12 101 Gannet Morus bassanus 318 77.37 102 Cormorant Phalacrocorax carbo 393 95.62 103 Shag Gulosus aristotelis 282 68.61 104 Spoonbill Platalea leucorodia 246 59.85 105 Bittern Botaurus stellaris 164 39.90 106 Little Egret Egretta garzetta 388 94.40 107 Cattle Egret Bubulcus ibis 251 61.07 108 Great White Egret Ardea alba 337 82.00 109 Grey Heron Ardea cinerea 393 95.62 110 Purple Heron Ardea purpurea 67 16.30 111 Osprey Pandion haliaetus 189 45.99 112 Sparrowhawk Accipiter nisus 384 93.43 113 Goshawk Accipiter gentilis 177 43.07 114 Marsh Harrier Circus aeruginosus 349 84.91 115 Hen Harrier Circus cyaneus 236 57.42 116 Red Kite Milvus milvus 368 89.54 117 Rough-legged Buzzard Buteo lagopus 133 32.36 118 Buzzard Buteo buteo 391 95.13 119 Barn Owl Tyto alba 336 81.75 120 Little Owl Athene noctua 221 53.77 121 Tawny Owl Strix aluco 311 75.67 122 Kingfisher Alcedo atthis 358 87.10 123 Wryneck Jynx torquilla 92 22.38 124 Great Spotted Woodpecker Dendrocopos major 382 92.94 125 Kestrel Falco tinnunculus 394 95.86 126 Merlin Falco columbarius 254 61.80 127 Hobby Falco subbuteo 278 67.64 128 Peregrine Falco peregrinus 346 84.18 129 Ring-necked Parakeet Psittacula krameri 234 56.93 130 Red-backed Shrike Lanius collurio 144 35.04 131 Jay Garrulus glandarius 376 91.48 132 Magpie Pica pica 399 97.08 133 Jackdaw Coloeus monedula 393 95.62 134 Rook Corvus frugilegus 388 94.40 135 Carrion Crow Corvus corone 398 96.84 136 Hooded Crow Corvus cornix 113 27.49 137 Raven Corvus corax 341 82.97 138 Coal Tit Periparus ater 387 94.16 139 Willow Tit Poecile montanus 168 40.88 140 Blue Tit Cyanistes caeruleus 398 96.84 141 Great Tit Parus major 398 96.84 142 Skylark Alauda arvensis 369 89.78 143 Sand Martin Riparia riparia 339 82.48 144 Swallow Hirundo rustica 368 89.54 145 House Martin Delichon urbicum 352 85.64 146 Cetti's Warbler Cettia cetti 313 76.16 147 Long-tailed Tit Aegithalos caudatus 392 95.38 148 Willow Warbler Phylloscopus trochilus 333 81.02 149 Chiffchaff Phylloscopus collybita 373 90.75 150 Sedge Warbler Acrocephalus schoenobaenus 312 75.91 151 Reed Warbler Acrocephalus scirpaceus 301 73.24 152 Icterine Warbler Hippolais icterina 46 11.19 153 Grasshopper Warbler Locustella naevia 177 43.07 154 Blackcap Sylvia atricapilla 356 86.62 155 Garden Warbler Sylvia borin 260 63.26 156 Lesser Whitethroat Curruca curruca 265 64.48 157 Whitethroat Curruca communis 333 81.02 158 Goldcrest Regulus regulus 368 89.54 159 Wren Troglodytes troglodytes 395 96.11 160 Nuthatch Sitta europaea 369 89.78 161 Treecreeper Certhia familiaris 354 86.13 162 Starling Sturnus vulgaris 397 96.59 163 Song Thrush Turdus philomelos 389 94.65 164 Mistle Thrush Turdus viscivorus 369 89.78 165 Redwing Turdus iliacus 384 93.43 166 Blackbird Turdus merula 397 96.59 167 Fieldfare Turdus pilaris 361 87.83 168 Black-throated Thrush Turdus atrogularis 91 22.14 169 Robin Erithacus rubecula 398 96.84 170 Pied Flycatcher Ficedula hypoleuca 208 50.61 171 Redstart Phoenicurus phoenicurus 247 60.10 172 Whinchat Saxicola rubetra 251 61.07 173 Stonechat Saxicola rubicola 375 91.24 174 Wheatear Oenanthe oenanthe 314 76.40 175 Dipper Cinclus cinclus 229 55.72 176 Tree Sparrow Passer montanus 267 64.96 177 House Sparrow Passer domesticus 396 96.35 178 Dunnock Prunella modularis 394 95.86 179 Yellow Wagtail Motacilla flava 268 65.21 180 Grey Wagtail Motacilla cinerea 359 87.35 181 Pied Wagtail Motacilla alba 395 96.11 182 Meadow Pipit Anthus pratensis 373 90.75 183 Tree Pipit Anthus trivialis 204 49.64 184 Rock Pipit Anthus petrosus 290 70.56 185 Chaffinch Fringilla coelebs 397 96.59 186 Brambling Fringilla montifringilla 250 60.83 187 Bullfinch Pyrrhula pyrrhula 369 89.78 188 Greenfinch Chloris chloris 377 91.73 189 Twite Linaria flavirostris 163 39.66 190 Linnet Linaria cannabina 368 89.54 191 Lesser Redpoll Acanthis cabaret 263 63.99 192 Common Crossbill Loxia curvirostra 245 59.61 193 Goldfinch Carduelis carduelis 393 95.62 194 Siskin Spinus spinus 339 82.48 195 Snow Bunting Plectrophenax nivalis 200 48.66 196 Corn Bunting Emberiza calandra 216 52.55 197 Yellowhammer Emberiza citrinella 349 84.91 198 Reed Bunting Emberiza schoeniclus 377 91.73