Joe Dobinson: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 170 of 170 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 317 77.13 2 Canada Goose Branta canadensis 397 96.59 3 Barnacle Goose Branta leucopsis 273 66.42 4 Greylag Goose Anser anser 390 94.89 5 Pink-footed Goose Anser brachyrhynchus 312 75.91 6 White-fronted Goose Anser albifrons 253 61.56 7 Mute Swan Cygnus olor 399 97.08 8 Bewick's Swan Cygnus columbianus 176 42.82 9 Whooper Swan Cygnus cygnus 294 71.53 10 Shelduck Tadorna tadorna 382 92.94 11 Mandarin Duck Aix galericulata 250 60.83 12 Shoveler Spatula clypeata 379 92.21 13 Gadwall Mareca strepera 381 92.70 14 Wigeon Mareca penelope 387 94.16 15 Mallard Anas platyrhynchos 401 97.57 16 Pintail Anas acuta 340 82.73 17 Teal Anas crecca 386 93.92 18 Pochard Aythya ferina 365 88.81 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 Red Grouse Lagopus lagopus 191 46.47 29 Grey Partridge Perdix perdix 231 56.20 30 Pheasant Phasianus colchicus 393 95.62 31 Rock Dove (Feral Pigeon) Columba livia 307 74.70 32 Stock Dove Columba oenas 362 88.08 33 Woodpigeon Columba palumbus 402 97.81 34 Collared Dove Streptopelia decaocto 391 95.13 35 Water Rail Rallus aquaticus 289 70.32 36 Moorhen Gallinula chloropus 397 96.59 37 Coot Fulica atra 396 96.35 38 Little Grebe Tachybaptus ruficollis 377 91.73 39 Red-necked Grebe Podiceps grisegena 122 29.68 40 Great Crested Grebe Podiceps cristatus 378 91.97 41 Slavonian Grebe Podiceps auritus 184 44.77 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 Ringed Plover Charadrius hiaticula 334 81.27 48 Lapwing Vanellus vanellus 394 95.86 49 Eurasian Whimbrel Numenius phaeopus 237 57.66 50 Curlew Numenius arquata 374 91.00 51 Bar-tailed Godwit Limosa lapponica 282 68.61 52 Black-tailed Godwit Limosa limosa 357 86.86 53 Jack Snipe Lymnocryptes minimus 155 37.71 54 Woodcock Scolopax rusticola 245 59.61 55 Snipe Gallinago gallinago 350 85.16 56 Common Sandpiper Actitis hypoleucos 307 74.70 57 Redshank Tringa totanus 372 90.51 58 Spotted Redshank Tringa erythropus 237 57.66 59 Turnstone Arenaria interpres 345 83.94 60 Ruff Calidris pugnax 300 72.99 61 Sanderling Calidris alba 298 72.51 62 Dunlin Calidris alpina 357 86.86 63 Purple Sandpiper Calidris maritima 223 54.26 64 Common Tern Sterna hirundo 322 78.35 65 Kittiwake Rissa tridactyla 270 65.69 66 Black-headed Gull Chroicocephalus ridibundus 394 95.86 67 Mediterranean Gull Ichthyaetus melanocephalus 310 75.43 68 Common Gull Larus canus 367 89.29 69 Herring Gull Larus argentatus 389 94.65 70 Great Black-backed Gull Larus marinus 374 91.00 71 Lesser Black-backed Gull Larus fuscus 374 91.00 72 Iceland Gull Larus glaucoides 125 30.41 73 Great Skua Stercorarius skua 151 36.74 74 Puffin Fratercula arctica 170 41.36 75 Razorbill Alca torda 247 60.10 76 Common Guillemot Uria aalge 282 68.61 77 Red-throated Diver Gavia stellata 243 59.12 78 Great Northern Diver Gavia immer 231 56.20 79 Fulmar Fulmarus glacialis 283 68.86 80 Gannet Morus bassanus 318 77.37 81 Cormorant Phalacrocorax carbo 393 95.62 82 Shag Gulosus aristotelis 282 68.61 83 Spoonbill Platalea leucorodia 246 59.85 84 Little Egret Egretta garzetta 388 94.40 85 Cattle Egret Bubulcus ibis 251 61.07 86 Great White Egret Ardea alba 337 82.00 87 Grey Heron Ardea cinerea 393 95.62 88 Honey-buzzard Pernis apivorus 63 15.33 89 Sparrowhawk Accipiter nisus 384 93.43 90 Marsh Harrier Circus aeruginosus 349 84.91 91 Red Kite Milvus milvus 368 89.54 92 Buzzard Buteo buteo 391 95.13 93 Barn Owl Tyto alba 336 81.75 94 Little Owl Athene noctua 221 53.77 95 Long-eared Owl Asio otus 128 31.14 96 Short-eared Owl Asio flammeus 243 59.12 97 Tawny Owl Strix aluco 311 75.67 98 Kingfisher Alcedo atthis 358 87.10 99 Great Spotted Woodpecker Dendrocopos major 382 92.94 100 Green Woodpecker Picus viridis 340 82.73 101 Kestrel Falco tinnunculus 394 95.86 102 Merlin Falco columbarius 254 61.80 103 Peregrine Falco peregrinus 346 84.18 104 Ring-necked Parakeet Psittacula krameri 234 56.93 105 Jay Garrulus glandarius 376 91.48 106 Magpie Pica pica 399 97.08 107 Jackdaw Coloeus monedula 393 95.62 108 Rook Corvus frugilegus 388 94.40 109 Carrion Crow Corvus corone 398 96.84 110 Raven Corvus corax 341 82.97 111 Waxwing Bombycilla garrulus 147 35.77 112 Coal Tit Periparus ater 387 94.16 113 Willow Tit Poecile montanus 168 40.88 114 Blue Tit Cyanistes caeruleus 398 96.84 115 Great Tit Parus major 398 96.84 116 Skylark Alauda arvensis 369 89.78 117 Sand Martin Riparia riparia 339 82.48 118 Swallow Hirundo rustica 368 89.54 119 Cetti's Warbler Cettia cetti 313 76.16 120 Long-tailed Tit Aegithalos caudatus 392 95.38 121 Willow Warbler Phylloscopus trochilus 333 81.02 122 Chiffchaff Phylloscopus collybita 373 90.75 123 Sedge Warbler Acrocephalus schoenobaenus 312 75.91 124 Reed Warbler Acrocephalus scirpaceus 301 73.24 125 Grasshopper Warbler Locustella naevia 177 43.07 126 Blackcap Sylvia atricapilla 356 86.62 127 Lesser Whitethroat Curruca curruca 265 64.48 128 Whitethroat Curruca communis 333 81.02 129 Firecrest Regulus ignicapilla 205 49.88 130 Goldcrest Regulus regulus 368 89.54 131 Wren Troglodytes troglodytes 395 96.11 132 Nuthatch Sitta europaea 369 89.78 133 Treecreeper Certhia familiaris 354 86.13 134 Starling Sturnus vulgaris 397 96.59 135 Song Thrush Turdus philomelos 389 94.65 136 Mistle Thrush Turdus viscivorus 369 89.78 137 Redwing Turdus iliacus 384 93.43 138 Blackbird Turdus merula 397 96.59 139 Fieldfare Turdus pilaris 361 87.83 140 Spotted Flycatcher Muscicapa striata 271 65.94 141 Robin Erithacus rubecula 398 96.84 142 Red-flanked Bluetail Tarsiger cyanurus 105 25.55 143 Redstart Phoenicurus phoenicurus 247 60.10 144 Whinchat Saxicola rubetra 251 61.07 145 Stonechat Saxicola rubicola 375 91.24 146 Wheatear Oenanthe oenanthe 314 76.40 147 Dipper Cinclus cinclus 229 55.72 148 Tree Sparrow Passer montanus 267 64.96 149 House Sparrow Passer domesticus 396 96.35 150 Dunnock Prunella modularis 394 95.86 151 Eastern Yellow Wagtail Motacilla tschutschensis 132 32.12 152 Grey Wagtail Motacilla cinerea 359 87.35 153 Pied Wagtail Motacilla alba 395 96.11 154 Meadow Pipit Anthus pratensis 373 90.75 155 Rock Pipit Anthus petrosus 290 70.56 156 Chaffinch Fringilla coelebs 397 96.59 157 Brambling Fringilla montifringilla 250 60.83 158 Bullfinch Pyrrhula pyrrhula 369 89.78 159 Greenfinch Chloris chloris 377 91.73 160 Twite Linaria flavirostris 163 39.66 161 Linnet Linaria cannabina 368 89.54 162 Lesser Redpoll Acanthis cabaret 263 63.99 163 Common Crossbill Loxia curvirostra 245 59.61 164 Goldfinch Carduelis carduelis 393 95.62 165 Siskin Spinus spinus 339 82.48 166 Lapland Bunting Calcarius lapponicus 106 25.79 167 Snow Bunting Plectrophenax nivalis 200 48.66 168 Corn Bunting Emberiza calandra 216 52.55 169 Yellowhammer Emberiza citrinella 349 84.91 170 Reed Bunting Emberiza schoeniclus 377 91.73