Matthew Broadbent: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 279 of 279 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 359 76.55 2 Canada Goose Branta canadensis 460 98.08 3 Barnacle Goose Branta leucopsis 322 68.66 4 Greylag Goose Anser anser 449 95.74 5 Taiga Bean Goose Anser fabalis 36 7.68 6 Pink-footed Goose Anser brachyrhynchus 357 76.12 7 Tundra Bean Goose Anser serrirostris 83 17.70 8 White-fronted Goose Anser albifrons 238 50.75 9 Mute Swan Cygnus olor 461 98.29 10 Whooper Swan Cygnus cygnus 310 66.10 11 Egyptian Goose Alopochen aegyptiaca 370 78.89 12 Shelduck Tadorna tadorna 441 94.03 13 Mandarin Duck Aix galericulata 310 66.10 14 Garganey Spatula querquedula 282 60.13 15 Blue-winged Teal Spatula discors 12 2.56 16 Shoveler Spatula clypeata 444 94.67 17 Gadwall Mareca strepera 442 94.24 18 Wigeon Mareca penelope 442 94.24 19 American Wigeon Mareca americana 68 14.50 20 Mallard Anas platyrhynchos 461 98.29 21 Pintail Anas acuta 390 83.16 22 Teal Anas crecca 445 94.88 23 Pochard Aythya ferina 426 90.83 24 Ring-necked Duck Aythya collaris 190 40.51 25 Tufted Duck Aythya fuligula 457 97.44 26 Scaup Aythya marila 244 52.03 27 King Eider Somateria spectabilis 57 12.15 28 Eider Somateria mollissima 333 71.00 29 Surf Scoter Melanitta perspicillata 53 11.30 30 Velvet Scoter Melanitta fusca 171 36.46 31 White-winged Scoter Melanitta deglandi 20 4.26 32 Common Scoter Melanitta nigra 347 73.99 33 Black Scoter Melanitta americana 8 1.71 34 Long-tailed Duck Clangula hyemalis 205 43.71 35 Goldeneye Bucephala clangula 383 81.66 36 Smew Mergellus albellus 159 33.90 37 Goosander Mergus merganser 390 83.16 38 Red-breasted Merganser Mergus serrator 324 69.08 39 Red Grouse Lagopus lagopus 209 44.56 40 Capercaillie Tetrao urogallus 18 3.84 41 Black Grouse Lyrurus tetrix 102 21.75 42 Grey Partridge Perdix perdix 294 62.69 43 Pheasant Phasianus colchicus 454 96.80 44 Quail Coturnix coturnix 87 18.55 45 Red-legged Partridge Alectoris rufa 400 85.29 46 Nightjar Caprimulgus europaeus 205 43.71 47 Swift Apus apus 430 91.68 48 Cuckoo Cuculus canorus 382 81.45 49 Rock Dove (Feral Pigeon) Columba livia 403 85.93 50 Stock Dove Columba oenas 416 88.70 51 Woodpigeon Columba palumbus 463 98.72 52 Turtle Dove Streptopelia turtur 172 36.67 53 Collared Dove Streptopelia decaocto 453 96.59 54 Water Rail Rallus aquaticus 353 75.27 55 Moorhen Gallinula chloropus 458 97.65 56 Coot Fulica atra 456 97.23 57 Crane Grus grus 199 42.43 58 Little Grebe Tachybaptus ruficollis 443 94.46 59 Red-necked Grebe Podiceps grisegena 141 30.06 60 Great Crested Grebe Podiceps cristatus 447 95.31 61 Slavonian Grebe Podiceps auritus 235 50.11 62 Black-necked Grebe Podiceps nigricollis 255 54.37 63 Stone-curlew Burhinus oedicnemus 168 35.82 64 Oystercatcher Haematopus ostralegus 448 95.52 65 Black-winged Stilt Himantopus himantopus 82 17.48 66 Avocet Recurvirostra avosetta 394 84.01 67 Grey Plover Pluvialis squatarola 343 73.13 68 Golden Plover Pluvialis apricaria 389 82.94 69 Pacific Golden Plover Pluvialis fulva 133 28.36 70 American Golden Plover Pluvialis dominica 73 15.57 71 Ringed Plover Charadrius hiaticula 399 85.07 72 Little Ringed Plover Charadrius dubius 360 76.76 73 Lapwing Vanellus vanellus 453 96.59 74 Eurasian Whimbrel Numenius phaeopus 349 74.41 75 Curlew Numenius arquata 436 92.96 76 Bar-tailed Godwit Limosa lapponica 368 78.46 77 Black-tailed Godwit Limosa limosa 411 87.63 78 Jack Snipe Lymnocryptes minimus 232 49.47 79 Woodcock Scolopax rusticola 291 62.05 80 Snipe Gallinago gallinago 413 88.06 81 Common Sandpiper Actitis hypoleucos 397 84.65 82 Green Sandpiper Tringa ochropus 351 74.84 83 Wood Sandpiper Tringa glareola 270 57.57 84 Redshank Tringa totanus 434 92.54 85 Spotted Redshank Tringa erythropus 331 70.58 86 Greenshank Tringa nebularia 382 81.45 87 Greater Yellowlegs Tringa melanoleuca 14 2.99 88 Turnstone Arenaria interpres 411 87.63 89 Knot Calidris canutus 349 74.41 90 Ruff Calidris pugnax 369 78.68 91 Curlew Sandpiper Calidris ferruginea 260 55.44 92 Buff-breasted Sandpiper Calidris subruficollis 34 7.25 93 Sanderling Calidris alba 369 78.68 94 Dunlin Calidris alpina 418 89.13 95 Purple Sandpiper Calidris maritima 265 56.50 96 Little Stint Calidris minuta 290 61.83 97 White-rumped Sandpiper Calidris fuscicollis 37 7.89 98 Pectoral Sandpiper Calidris melanotos 177 37.74 99 Western Sandpiper Calidris mauri 59 12.58 100 Semipalmated Sandpiper Calidris pusilla 38 8.10 101 Little Tern Sternula albifrons 286 60.98 102 Gull-billed Tern Gelochelidon nilotica 7 1.49 103 Caspian Tern Hydroprogne caspia 54 11.51 104 Whiskered Tern Chlidonias hybrida 35 7.46 105 Black Tern Chlidonias niger 167 35.61 106 Arctic Tern Sterna paradisaea 290 61.83 107 Common Tern Sterna hirundo 407 86.78 108 Roseate Tern Sterna dougallii 143 30.49 109 Sandwich Tern Thalasseus sandvicensis 372 79.32 110 Elegant Tern Thalasseus elegans 84 17.91 111 Little Gull Hydrocoloeus minutus 281 59.91 112 Kittiwake Rissa tridactyla 382 81.45 113 Sabine's Gull Xema sabini 38 8.10 114 Black-headed Gull Chroicocephalus ridibundus 460 98.08 115 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 116 Common Gull Larus canus 418 89.13 117 Caspian Gull Larus cachinnans 184 39.23 118 Herring Gull Larus argentatus 457 97.44 119 Yellow-legged Gull Larus michahellis 226 48.19 120 Great Black-backed Gull Larus marinus 433 92.32 121 Glaucous Gull Larus hyperboreus 88 18.76 122 Lesser Black-backed Gull Larus fuscus 448 95.52 123 American Herring Gull Larus smithsonianus 51 10.87 124 Iceland Gull Larus glaucoides 158 33.69 125 Long-tailed Skua Stercorarius longicaudus 87 18.55 126 Arctic Skua Stercorarius parasiticus 204 43.50 127 Pomarine Skua Stercorarius pomarinus 81 17.27 128 Great Skua Stercorarius skua 216 46.06 129 Puffin Fratercula arctica 305 65.03 130 Black Guillemot Cepphus grylle 206 43.92 131 Razorbill Alca torda 377 80.38 132 Little Auk Alle alle 98 20.90 133 Common Guillemot Uria aalge 387 82.52 134 Red-throated Diver Gavia stellata 330 70.36 135 Black-throated Diver Gavia arctica 178 37.95 136 Pacific Diver Gavia pacifica 30 6.40 137 Great Northern Diver Gavia immer 287 61.19 138 White-billed Diver Gavia adamsii 48 10.23 139 Black-browed Albatross Thalassarche melanophris 200 42.64 140 Storm Petrel Hydrobates pelagicus 79 16.84 141 Fulmar Fulmarus glacialis 389 82.94 142 Sooty Shearwater Ardenna grisea 126 26.87 143 Great Shearwater Ardenna gravis 38 8.10 144 Manx Shearwater Puffinus puffinus 246 52.45 145 Balearic Shearwater Puffinus mauretanicus 94 20.04 146 Black Stork Ciconia nigra 82 17.48 147 Gannet Morus bassanus 405 86.35 148 Cormorant Phalacrocorax carbo 457 97.44 149 Shag Gulosus aristotelis 370 78.89 150 Spoonbill Platalea leucorodia 335 71.43 151 Bittern Botaurus stellaris 294 62.69 152 Night-heron Nycticorax nycticorax 18 3.84 153 Little Egret Egretta garzetta 444 94.67 154 Cattle Egret Bubulcus ibis 300 63.97 155 Great White Egret Ardea alba 387 82.52 156 Grey Heron Ardea cinerea 454 96.80 157 Osprey Pandion haliaetus 294 62.69 158 Golden Eagle Aquila chrysaetos 81 17.27 159 Sparrowhawk Accipiter nisus 443 94.46 160 Goshawk Accipiter gentilis 195 41.58 161 Marsh Harrier Circus aeruginosus 406 86.57 162 Hen Harrier Circus cyaneus 227 48.40 163 Montagu's Harrier Circus pygargus 22 4.69 164 Red Kite Milvus milvus 434 92.54 165 White-tailed Eagle Haliaeetus albicilla 114 24.31 166 Buzzard Buteo buteo 457 97.44 167 Barn Owl Tyto alba 371 79.10 168 Little Owl Athene noctua 281 59.91 169 Long-eared Owl Asio otus 113 24.09 170 Short-eared Owl Asio flammeus 262 55.86 171 Tawny Owl Strix aluco 364 77.61 172 Hoopoe Upupa epops 92 19.62 173 Kingfisher Alcedo atthis 410 87.42 174 Belted Kingfisher Megaceryle alcyon 93 19.83 175 Lesser Spotted Woodpecker Dryobates minor 117 24.95 176 Great Spotted Woodpecker Dendrocopos major 443 94.46 177 Green Woodpecker Picus viridis 395 84.22 178 Kestrel Falco tinnunculus 453 96.59 179 Merlin Falco columbarius 275 58.64 180 Hobby Falco subbuteo 347 73.99 181 Peregrine Falco peregrinus 421 89.77 182 Ring-necked Parakeet Psittacula krameri 290 61.83 183 Great Grey Shrike Lanius excubitor 67 14.29 184 Woodchat Shrike Lanius senator 99 21.11 185 Red-backed Shrike Lanius collurio 122 26.01 186 Jay Garrulus glandarius 447 95.31 187 Magpie Pica pica 460 98.08 188 Chough Pyrrhocorax pyrrhocorax 194 41.36 189 Jackdaw Coloeus monedula 459 97.87 190 Rook Corvus frugilegus 453 96.59 191 Carrion Crow Corvus corone 460 98.08 192 Hooded Crow Corvus cornix 193 41.15 193 Raven Corvus corax 415 88.49 194 Coal Tit Periparus ater 446 95.10 195 Crested Tit Lophophanes cristatus 63 13.43 196 Marsh Tit Poecile palustris 318 67.80 197 Willow Tit Poecile montanus 179 38.17 198 Blue Tit Cyanistes caeruleus 463 98.72 199 Great Tit Parus major 461 98.29 200 Bearded Tit Panurus biarmicus 299 63.75 201 Woodlark Lullula arborea 210 44.78 202 Skylark Alauda arvensis 440 93.82 203 Shore Lark Eremophila alpestris 122 26.01 204 Sand Martin Riparia riparia 426 90.83 205 Swallow Hirundo rustica 437 93.18 206 House Martin Delichon urbicum 432 92.11 207 Cetti's Warbler Cettia cetti 387 82.52 208 Long-tailed Tit Aegithalos caudatus 453 96.59 209 Western Bonelli's Warbler Phylloscopus bonelli 38 8.10 210 Yellow-browed Warbler Phylloscopus inornatus 128 27.29 211 Radde's Warbler Phylloscopus schwarzi 21 4.48 212 Dusky Warbler Phylloscopus fuscatus 60 12.79 213 Willow Warbler Phylloscopus trochilus 415 88.49 214 Chiffchaff Phylloscopus collybita 441 94.03 215 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 216 Reed Warbler Acrocephalus scirpaceus 399 85.07 217 River Warbler Locustella fluviatilis 128 27.29 218 Grasshopper Warbler Locustella naevia 264 56.29 219 Blackcap Sylvia atricapilla 437 93.18 220 Garden Warbler Sylvia borin 343 73.13 221 Lesser Whitethroat Curruca curruca 332 70.79 222 Western Subalpine Warbler Curruca iberiae 11 2.35 223 Eastern Subalpine Warbler Curruca cantillans 49 10.45 224 Whitethroat Curruca communis 421 89.77 225 Dartford Warbler Curruca undata 184 39.23 226 Firecrest Regulus ignicapilla 198 42.22 227 Goldcrest Regulus regulus 427 91.04 228 Wren Troglodytes troglodytes 458 97.65 229 Nuthatch Sitta europaea 431 91.90 230 Treecreeper Certhia familiaris 420 89.55 231 Northern Mockingbird Mimus polyglottos 132 28.14 232 Starling Sturnus vulgaris 458 97.65 233 Song Thrush Turdus philomelos 454 96.80 234 Mistle Thrush Turdus viscivorus 437 93.18 235 Redwing Turdus iliacus 443 94.46 236 Blackbird Turdus merula 462 98.51 237 Fieldfare Turdus pilaris 422 89.98 238 Ring Ouzel Turdus torquatus 261 55.65 239 Spotted Flycatcher Muscicapa striata 330 70.36 240 Robin Erithacus rubecula 462 98.51 241 Red-breasted Flycatcher Ficedula parva 68 14.50 242 Pied Flycatcher Ficedula hypoleuca 286 60.98 243 Black Redstart Phoenicurus ochruros 230 49.04 244 Redstart Phoenicurus phoenicurus 335 71.43 245 Whinchat Saxicola rubetra 302 64.39 246 Stonechat Saxicola rubicola 432 92.11 247 Wheatear Oenanthe oenanthe 409 87.21 248 Dipper Cinclus cinclus 289 61.62 249 Tree Sparrow Passer montanus 328 69.94 250 House Sparrow Passer domesticus 458 97.65 251 Dunnock Prunella modularis 462 98.51 252 Yellow Wagtail Motacilla flava 368 78.46 253 Grey Wagtail Motacilla cinerea 440 93.82 254 Pied Wagtail Motacilla alba 460 98.08 255 Tawny Pipit Anthus campestris 14 2.99 256 Meadow Pipit Anthus pratensis 434 92.54 257 Tree Pipit Anthus trivialis 307 65.46 258 Olive-backed Pipit Anthus hodgsoni 28 5.97 259 Rock Pipit Anthus petrosus 372 79.32 260 Chaffinch Fringilla coelebs 457 97.44 261 Brambling Fringilla montifringilla 310 66.10 262 Hawfinch Coccothraustes coccothraustes 170 36.25 263 Bullfinch Pyrrhula pyrrhula 429 91.47 264 Common Rosefinch Carpodacus erythrinus 69 14.71 265 Greenfinch Chloris chloris 453 96.59 266 Twite Linaria flavirostris 178 37.95 267 Linnet Linaria cannabina 437 93.18 268 Lesser Redpoll Acanthis cabaret 341 72.71 269 Scottish Crossbill Loxia scotica 21 4.48 270 Common Crossbill Loxia curvirostra 263 56.08 271 Goldfinch Carduelis carduelis 454 96.80 272 Siskin Spinus spinus 414 88.27 273 Snow Bunting Plectrophenax nivalis 254 54.16 274 Corn Bunting Emberiza calandra 289 61.62 275 Yellowhammer Emberiza citrinella 407 86.78 276 Cirl Bunting Emberiza cirlus 103 21.96 277 Little Bunting Emberiza pusilla 110 23.45 278 Rustic Bunting Emberiza rustica 54 11.51 279 Reed Bunting Emberiza schoeniclus 439 93.60