David Johnstone: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 203 of 203 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 Snow Goose Anser caerulescens 24 5.84 5 Greylag Goose Anser anser 390 94.89 6 Pink-footed Goose Anser brachyrhynchus 312 75.91 7 White-fronted Goose Anser albifrons 253 61.56 8 Mute Swan Cygnus olor 399 97.08 9 Bewick's Swan Cygnus columbianus 176 42.82 10 Whooper Swan Cygnus cygnus 294 71.53 11 Shelduck Tadorna tadorna 382 92.94 12 Garganey Spatula querquedula 179 43.55 13 Shoveler Spatula clypeata 379 92.21 14 Gadwall Mareca strepera 381 92.70 15 Wigeon Mareca penelope 387 94.16 16 Mallard Anas platyrhynchos 401 97.57 17 Pintail Anas acuta 340 82.73 18 Teal Anas crecca 386 93.92 19 Pochard Aythya ferina 365 88.81 20 Ring-necked Duck Aythya collaris 147 35.77 21 Tufted Duck Aythya fuligula 395 96.11 22 Scaup Aythya marila 247 60.10 23 Eider Somateria mollissima 253 61.56 24 Velvet Scoter Melanitta fusca 132 32.12 25 Common Scoter Melanitta nigra 284 69.10 26 Black Scoter Melanitta americana 19 4.62 27 Long-tailed Duck Clangula hyemalis 221 53.77 28 Goldeneye Bucephala clangula 345 83.94 29 Smew Mergellus albellus 189 45.99 30 Goosander Mergus merganser 348 84.67 31 Red-breasted Merganser Mergus serrator 266 64.72 32 Red Grouse Lagopus lagopus 191 46.47 33 Grey Partridge Perdix perdix 231 56.20 34 Pheasant Phasianus colchicus 393 95.62 35 Quail Coturnix coturnix 65 15.82 36 Swift Apus apus 352 85.64 37 Cuckoo Cuculus canorus 273 66.42 38 Rock Dove (Feral Pigeon) Columba livia 307 74.70 39 Stock Dove Columba oenas 362 88.08 40 Woodpigeon Columba palumbus 402 97.81 41 Collared Dove Streptopelia decaocto 391 95.13 42 Water Rail Rallus aquaticus 289 70.32 43 Spotted Crake Porzana porzana 35 8.52 44 Moorhen Gallinula chloropus 397 96.59 45 Coot Fulica atra 396 96.35 46 Little Grebe Tachybaptus ruficollis 377 91.73 47 Great Crested Grebe Podiceps cristatus 378 91.97 48 Oystercatcher Haematopus ostralegus 380 92.46 49 Avocet Recurvirostra avosetta 313 76.16 50 Golden Plover Pluvialis apricaria 335 81.51 51 Ringed Plover Charadrius hiaticula 334 81.27 52 Little Ringed Plover Charadrius dubius 252 61.31 53 Lapwing Vanellus vanellus 394 95.86 54 Greater Sand Plover Anarhynchus leschenaultii 16 3.89 55 Eurasian Whimbrel Numenius phaeopus 237 57.66 56 Curlew Numenius arquata 374 91.00 57 Black-tailed Godwit Limosa limosa 357 86.86 58 Woodcock Scolopax rusticola 245 59.61 59 Snipe Gallinago gallinago 350 85.16 60 Common Sandpiper Actitis hypoleucos 307 74.70 61 Spotted Sandpiper Actitis macularius 22 5.35 62 Redshank Tringa totanus 372 90.51 63 Lesser Yellowlegs Tringa flavipes 102 24.82 64 Spotted Redshank Tringa erythropus 237 57.66 65 Greenshank Tringa nebularia 304 73.97 66 Turnstone Arenaria interpres 345 83.94 67 Knot Calidris canutus 301 73.24 68 Ruff Calidris pugnax 300 72.99 69 Curlew Sandpiper Calidris ferruginea 229 55.72 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 Common Tern Sterna hirundo 322 78.35 75 Roseate Tern Sterna dougallii 74 18.00 76 Sandwich Tern Thalasseus sandvicensis 284 69.10 77 Little Gull Hydrocoloeus minutus 166 40.39 78 Kittiwake Rissa tridactyla 270 65.69 79 Black-headed Gull Chroicocephalus ridibundus 394 95.86 80 Mediterranean Gull Ichthyaetus melanocephalus 310 75.43 81 Common Gull Larus canus 367 89.29 82 Herring Gull Larus argentatus 389 94.65 83 Great Black-backed Gull Larus marinus 374 91.00 84 Lesser Black-backed Gull Larus fuscus 374 91.00 85 Iceland Gull Larus glaucoides 125 30.41 86 Arctic Skua Stercorarius parasiticus 148 36.01 87 Pomarine Skua Stercorarius pomarinus 71 17.27 88 Great Skua Stercorarius skua 151 36.74 89 Puffin Fratercula arctica 170 41.36 90 Black Guillemot Cepphus grylle 96 23.36 91 Razorbill Alca torda 247 60.10 92 Common Guillemot Uria aalge 282 68.61 93 Red-throated Diver Gavia stellata 243 59.12 94 Black-throated Diver Gavia arctica 143 34.79 95 Great Northern Diver Gavia immer 231 56.20 96 Fulmar Fulmarus glacialis 283 68.86 97 Sooty Shearwater Ardenna grisea 95 23.11 98 Manx Shearwater Puffinus puffinus 169 41.12 99 Gannet Morus bassanus 318 77.37 100 Cormorant Phalacrocorax carbo 393 95.62 101 Shag Gulosus aristotelis 282 68.61 102 Glossy Ibis Plegadis falcinellus 115 27.98 103 Spoonbill Platalea leucorodia 246 59.85 104 Little Egret Egretta garzetta 388 94.40 105 Cattle Egret Bubulcus ibis 251 61.07 106 Great White Egret Ardea alba 337 82.00 107 Grey Heron Ardea cinerea 393 95.62 108 Purple Heron Ardea purpurea 67 16.30 109 Osprey Pandion haliaetus 189 45.99 110 Sparrowhawk Accipiter nisus 384 93.43 111 Marsh Harrier Circus aeruginosus 349 84.91 112 Hen Harrier Circus cyaneus 236 57.42 113 Red Kite Milvus milvus 368 89.54 114 Buzzard Buteo buteo 391 95.13 115 Barn Owl Tyto alba 336 81.75 116 Little Owl Athene noctua 221 53.77 117 Tawny Owl Strix aluco 311 75.67 118 Kingfisher Alcedo atthis 358 87.10 119 Wryneck Jynx torquilla 92 22.38 120 Great Spotted Woodpecker Dendrocopos major 382 92.94 121 Green Woodpecker Picus viridis 340 82.73 122 Kestrel Falco tinnunculus 394 95.86 123 Peregrine Falco peregrinus 346 84.18 124 Great Grey Shrike Lanius excubitor 156 37.96 125 Jay Garrulus glandarius 376 91.48 126 Magpie Pica pica 399 97.08 127 Jackdaw Coloeus monedula 393 95.62 128 Rook Corvus frugilegus 388 94.40 129 Carrion Crow Corvus corone 398 96.84 130 Raven Corvus corax 341 82.97 131 Waxwing Bombycilla garrulus 147 35.77 132 Coal Tit Periparus ater 387 94.16 133 Marsh Tit Poecile palustris 282 68.61 134 Willow Tit Poecile montanus 168 40.88 135 Blue Tit Cyanistes caeruleus 398 96.84 136 Great Tit Parus major 398 96.84 137 Skylark Alauda arvensis 369 89.78 138 Sand Martin Riparia riparia 339 82.48 139 Swallow Hirundo rustica 368 89.54 140 House Martin Delichon urbicum 352 85.64 141 Cetti's Warbler Cettia cetti 313 76.16 142 Long-tailed Tit Aegithalos caudatus 392 95.38 143 Yellow-browed Warbler Phylloscopus inornatus 192 46.72 144 Pallas's Warbler Phylloscopus proregulus 89 21.65 145 Willow Warbler Phylloscopus trochilus 333 81.02 146 Chiffchaff Phylloscopus collybita 373 90.75 147 Greenish Warbler Phylloscopus trochiloides 30 7.30 148 Sedge Warbler Acrocephalus schoenobaenus 312 75.91 149 Blyth's Reed Warbler Acrocephalus dumetorum 86 20.92 150 Grasshopper Warbler Locustella naevia 177 43.07 151 Blackcap Sylvia atricapilla 356 86.62 152 Garden Warbler Sylvia borin 260 63.26 153 Barred Warbler Curruca nisoria 88 21.41 154 Lesser Whitethroat Curruca curruca 265 64.48 155 Whitethroat Curruca communis 333 81.02 156 Goldcrest Regulus regulus 368 89.54 157 Wren Troglodytes troglodytes 395 96.11 158 Nuthatch Sitta europaea 369 89.78 159 Treecreeper Certhia familiaris 354 86.13 160 Rose-coloured Starling Pastor roseus 108 26.28 161 Starling Sturnus vulgaris 397 96.59 162 Siberian Thrush Geokichla sibirica 9 2.19 163 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 Rufous-tailed Scrub Robin Cercotrichas galactotes 79 19.22 170 Spotted Flycatcher Muscicapa striata 271 65.94 171 Robin Erithacus rubecula 398 96.84 172 Red-breasted Flycatcher Ficedula parva 90 21.90 173 Taiga Flycatcher Ficedula albicilla 35 8.52 174 Red-flanked Bluetail Tarsiger cyanurus 105 25.55 175 Whinchat Saxicola rubetra 251 61.07 176 Siberian Stonechat Saxicola maurus 78 18.98 177 Stonechat Saxicola rubicola 375 91.24 178 Wheatear Oenanthe oenanthe 314 76.40 179 Desert Wheatear Oenanthe deserti 38 9.25 180 Dipper Cinclus cinclus 229 55.72 181 Tree Sparrow Passer montanus 267 64.96 182 House Sparrow Passer domesticus 396 96.35 183 Dunnock Prunella modularis 394 95.86 184 Eastern Yellow Wagtail Motacilla tschutschensis 132 32.12 185 Grey Wagtail Motacilla cinerea 359 87.35 186 Pied Wagtail Motacilla alba 395 96.11 187 Meadow Pipit Anthus pratensis 373 90.75 188 Tree Pipit Anthus trivialis 204 49.64 189 Water Pipit Anthus spinoletta 172 41.85 190 Rock Pipit Anthus petrosus 290 70.56 191 Chaffinch Fringilla coelebs 397 96.59 192 Brambling Fringilla montifringilla 250 60.83 193 Bullfinch Pyrrhula pyrrhula 369 89.78 194 Common Rosefinch Carpodacus erythrinus 19 4.62 195 Greenfinch Chloris chloris 377 91.73 196 Linnet Linaria cannabina 368 89.54 197 Lesser Redpoll Acanthis cabaret 263 63.99 198 Common Crossbill Loxia curvirostra 245 59.61 199 Goldfinch Carduelis carduelis 393 95.62 200 Siskin Spinus spinus 339 82.48 201 Corn Bunting Emberiza calandra 216 52.55 202 Yellowhammer Emberiza citrinella 349 84.91 203 Reed Bunting Emberiza schoeniclus 377 91.73