Liam Langley: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 230 of 230 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 Pink-footed Goose Anser brachyrhynchus 357 76.12 6 Tundra Bean Goose Anser serrirostris 83 17.70 7 White-fronted Goose Anser albifrons 238 50.75 8 Mute Swan Cygnus olor 461 98.29 9 Whooper Swan Cygnus cygnus 310 66.10 10 Shelduck Tadorna tadorna 441 94.03 11 Mandarin Duck Aix galericulata 310 66.10 12 Shoveler Spatula clypeata 444 94.67 13 Gadwall Mareca strepera 442 94.24 14 Wigeon Mareca penelope 442 94.24 15 Mallard Anas platyrhynchos 461 98.29 16 Pintail Anas acuta 390 83.16 17 Teal Anas crecca 445 94.88 18 Pochard Aythya ferina 426 90.83 19 Ring-necked Duck Aythya collaris 190 40.51 20 Tufted Duck Aythya fuligula 457 97.44 21 Scaup Aythya marila 244 52.03 22 Eider Somateria mollissima 333 71.00 23 Velvet Scoter Melanitta fusca 171 36.46 24 Common Scoter Melanitta nigra 347 73.99 25 Long-tailed Duck Clangula hyemalis 205 43.71 26 Goldeneye Bucephala clangula 383 81.66 27 Goosander Mergus merganser 390 83.16 28 Red-breasted Merganser Mergus serrator 324 69.08 29 Grey Partridge Perdix perdix 294 62.69 30 Pheasant Phasianus colchicus 454 96.80 31 Red-legged Partridge Alectoris rufa 400 85.29 32 Swift Apus apus 430 91.68 33 Cuckoo Cuculus canorus 382 81.45 34 Rock Dove (Feral Pigeon) Columba livia 403 85.93 35 Stock Dove Columba oenas 416 88.70 36 Woodpigeon Columba palumbus 463 98.72 37 Turtle Dove Streptopelia turtur 172 36.67 38 Collared Dove Streptopelia decaocto 453 96.59 39 Water Rail Rallus aquaticus 353 75.27 40 Moorhen Gallinula chloropus 458 97.65 41 Coot Fulica atra 456 97.23 42 Little Grebe Tachybaptus ruficollis 443 94.46 43 Red-necked Grebe Podiceps grisegena 141 30.06 44 Great Crested Grebe Podiceps cristatus 447 95.31 45 Oystercatcher Haematopus ostralegus 448 95.52 46 Avocet Recurvirostra avosetta 394 84.01 47 Grey Plover Pluvialis squatarola 343 73.13 48 Golden Plover Pluvialis apricaria 389 82.94 49 Dotterel Eudromias morinellus 109 23.24 50 Ringed Plover Charadrius hiaticula 399 85.07 51 Little Ringed Plover Charadrius dubius 360 76.76 52 Lapwing Vanellus vanellus 453 96.59 53 White-tailed Plover Vanellus leucurus 200 42.64 54 Eurasian Whimbrel Numenius phaeopus 349 74.41 55 Curlew Numenius arquata 436 92.96 56 Bar-tailed Godwit Limosa lapponica 368 78.46 57 Black-tailed Godwit Limosa limosa 411 87.63 58 Jack Snipe Lymnocryptes minimus 232 49.47 59 Woodcock Scolopax rusticola 291 62.05 60 Snipe Gallinago gallinago 413 88.06 61 Common Sandpiper Actitis hypoleucos 397 84.65 62 Green Sandpiper Tringa ochropus 351 74.84 63 Wood Sandpiper Tringa glareola 270 57.57 64 Redshank Tringa totanus 434 92.54 65 Spotted Redshank Tringa erythropus 331 70.58 66 Greenshank Tringa nebularia 382 81.45 67 Turnstone Arenaria interpres 411 87.63 68 Knot Calidris canutus 349 74.41 69 Ruff Calidris pugnax 369 78.68 70 Curlew Sandpiper Calidris ferruginea 260 55.44 71 Long-toed Stint Calidris subminuta 128 27.29 72 Sanderling Calidris alba 369 78.68 73 Dunlin Calidris alpina 418 89.13 74 Purple Sandpiper Calidris maritima 265 56.50 75 Little Stint Calidris minuta 290 61.83 76 Pectoral Sandpiper Calidris melanotos 177 37.74 77 Semipalmated Sandpiper Calidris pusilla 38 8.10 78 Gull-billed Tern Gelochelidon nilotica 7 1.49 79 Arctic Tern Sterna paradisaea 290 61.83 80 Common Tern Sterna hirundo 407 86.78 81 Sandwich Tern Thalasseus sandvicensis 372 79.32 82 Little Gull Hydrocoloeus minutus 281 59.91 83 Kittiwake Rissa tridactyla 382 81.45 84 Black-headed Gull Chroicocephalus ridibundus 460 98.08 85 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 86 Common Gull Larus canus 418 89.13 87 Ring-billed Gull Larus delawarensis 21 4.48 88 Caspian Gull Larus cachinnans 184 39.23 89 Herring Gull Larus argentatus 457 97.44 90 Yellow-legged Gull Larus michahellis 226 48.19 91 Great Black-backed Gull Larus marinus 433 92.32 92 Glaucous Gull Larus hyperboreus 88 18.76 93 Lesser Black-backed Gull Larus fuscus 448 95.52 94 American Herring Gull Larus smithsonianus 51 10.87 95 Iceland Gull Larus glaucoides 158 33.69 96 Arctic Skua Stercorarius parasiticus 204 43.50 97 Pomarine Skua Stercorarius pomarinus 81 17.27 98 Great Skua Stercorarius skua 216 46.06 99 Puffin Fratercula arctica 305 65.03 100 Black Guillemot Cepphus grylle 206 43.92 101 Razorbill Alca torda 377 80.38 102 Little Auk Alle alle 98 20.90 103 Common Guillemot Uria aalge 387 82.52 104 Red-throated Diver Gavia stellata 330 70.36 105 Great Northern Diver Gavia immer 287 61.19 106 Black-browed Albatross Thalassarche melanophris 200 42.64 107 Storm Petrel Hydrobates pelagicus 79 16.84 108 Fulmar Fulmarus glacialis 389 82.94 109 Sooty Shearwater Ardenna grisea 126 26.87 110 Great Shearwater Ardenna gravis 38 8.10 111 Manx Shearwater Puffinus puffinus 246 52.45 112 Balearic Shearwater Puffinus mauretanicus 94 20.04 113 Gannet Morus bassanus 405 86.35 114 Cormorant Phalacrocorax carbo 457 97.44 115 Shag Gulosus aristotelis 370 78.89 116 Glossy Ibis Plegadis falcinellus 213 45.42 117 Spoonbill Platalea leucorodia 335 71.43 118 Little Egret Egretta garzetta 444 94.67 119 Grey Heron Ardea cinerea 454 96.80 120 Osprey Pandion haliaetus 294 62.69 121 Golden Eagle Aquila chrysaetos 81 17.27 122 Sparrowhawk Accipiter nisus 443 94.46 123 Marsh Harrier Circus aeruginosus 406 86.57 124 Hen Harrier Circus cyaneus 227 48.40 125 Red Kite Milvus milvus 434 92.54 126 White-tailed Eagle Haliaeetus albicilla 114 24.31 127 Buzzard Buteo buteo 457 97.44 128 Little Owl Athene noctua 281 59.91 129 Short-eared Owl Asio flammeus 262 55.86 130 Tawny Owl Strix aluco 364 77.61 131 Hoopoe Upupa epops 92 19.62 132 Kingfisher Alcedo atthis 410 87.42 133 Wryneck Jynx torquilla 108 23.03 134 Great Spotted Woodpecker Dendrocopos major 443 94.46 135 Green Woodpecker Picus viridis 395 84.22 136 Kestrel Falco tinnunculus 453 96.59 137 Merlin Falco columbarius 275 58.64 138 Peregrine Falco peregrinus 421 89.77 139 Ring-necked Parakeet Psittacula krameri 290 61.83 140 Woodchat Shrike Lanius senator 99 21.11 141 Red-backed Shrike Lanius collurio 122 26.01 142 Brown Shrike Lanius cristatus 15 3.20 143 Jay Garrulus glandarius 447 95.31 144 Magpie Pica pica 460 98.08 145 Chough Pyrrhocorax pyrrhocorax 194 41.36 146 Jackdaw Coloeus monedula 459 97.87 147 Rook Corvus frugilegus 453 96.59 148 Carrion Crow Corvus corone 460 98.08 149 Hooded Crow Corvus cornix 193 41.15 150 Raven Corvus corax 415 88.49 151 Coal Tit Periparus ater 446 95.10 152 Marsh Tit Poecile palustris 318 67.80 153 Willow Tit Poecile montanus 179 38.17 154 Blue Tit Cyanistes caeruleus 463 98.72 155 Great Tit Parus major 461 98.29 156 Bearded Tit Panurus biarmicus 299 63.75 157 Woodlark Lullula arborea 210 44.78 158 Skylark Alauda arvensis 440 93.82 159 Sand Martin Riparia riparia 426 90.83 160 Swallow Hirundo rustica 437 93.18 161 House Martin Delichon urbicum 432 92.11 162 Cetti's Warbler Cettia cetti 387 82.52 163 Long-tailed Tit Aegithalos caudatus 453 96.59 164 Western Bonelli's Warbler Phylloscopus bonelli 38 8.10 165 Yellow-browed Warbler Phylloscopus inornatus 128 27.29 166 Willow Warbler Phylloscopus trochilus 415 88.49 167 Chiffchaff Phylloscopus collybita 441 94.03 168 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 169 Blyth's Reed Warbler Acrocephalus dumetorum 43 9.17 170 Reed Warbler Acrocephalus scirpaceus 399 85.07 171 Blackcap Sylvia atricapilla 437 93.18 172 Garden Warbler Sylvia borin 343 73.13 173 Lesser Whitethroat Curruca curruca 332 70.79 174 Western Subalpine Warbler Curruca iberiae 11 2.35 175 Eastern Subalpine Warbler Curruca cantillans 49 10.45 176 Whitethroat Curruca communis 421 89.77 177 Dartford Warbler Curruca undata 184 39.23 178 Firecrest Regulus ignicapilla 198 42.22 179 Goldcrest Regulus regulus 427 91.04 180 Wren Troglodytes troglodytes 458 97.65 181 Nuthatch Sitta europaea 431 91.90 182 Northern Mockingbird Mimus polyglottos 132 28.14 183 Rose-coloured Starling Pastor roseus 99 21.11 184 Starling Sturnus vulgaris 458 97.65 185 Song Thrush Turdus philomelos 454 96.80 186 Mistle Thrush Turdus viscivorus 437 93.18 187 Redwing Turdus iliacus 443 94.46 188 Blackbird Turdus merula 462 98.51 189 Fieldfare Turdus pilaris 422 89.98 190 Ring Ouzel Turdus torquatus 261 55.65 191 Rufous-tailed Scrub Robin Cercotrichas galactotes 19 4.05 192 Spotted Flycatcher Muscicapa striata 330 70.36 193 Robin Erithacus rubecula 462 98.51 194 Bluethroat Luscinia svecica 83 17.70 195 Red-breasted Flycatcher Ficedula parva 68 14.50 196 Pied Flycatcher Ficedula hypoleuca 286 60.98 197 Black Redstart Phoenicurus ochruros 230 49.04 198 Redstart Phoenicurus phoenicurus 335 71.43 199 Whinchat Saxicola rubetra 302 64.39 200 Stonechat Saxicola rubicola 432 92.11 201 Wheatear Oenanthe oenanthe 409 87.21 202 Dipper Cinclus cinclus 289 61.62 203 Tree Sparrow Passer montanus 328 69.94 204 House Sparrow Passer domesticus 458 97.65 205 Dunnock Prunella modularis 462 98.51 206 Yellow Wagtail Motacilla flava 368 78.46 207 Grey Wagtail Motacilla cinerea 440 93.82 208 Pied Wagtail Motacilla alba 460 98.08 209 Meadow Pipit Anthus pratensis 434 92.54 210 Tree Pipit Anthus trivialis 307 65.46 211 Water Pipit Anthus spinoletta 155 33.05 212 Rock Pipit Anthus petrosus 372 79.32 213 Chaffinch Fringilla coelebs 457 97.44 214 Brambling Fringilla montifringilla 310 66.10 215 Bullfinch Pyrrhula pyrrhula 429 91.47 216 Common Rosefinch Carpodacus erythrinus 69 14.71 217 Greenfinch Chloris chloris 453 96.59 218 Twite Linaria flavirostris 178 37.95 219 Linnet Linaria cannabina 437 93.18 220 Lesser Redpoll Acanthis cabaret 341 72.71 221 Arctic Redpoll Acanthis hornemanni 14 2.99 222 Goldfinch Carduelis carduelis 454 96.80 223 Siskin Spinus spinus 414 88.27 224 Lapland Bunting Calcarius lapponicus 78 16.63 225 Snow Bunting Plectrophenax nivalis 254 54.16 226 Yellowhammer Emberiza citrinella 407 86.78 227 Ortolan Bunting Emberiza hortulana 4 0.85 228 Cirl Bunting Emberiza cirlus 103 21.96 229 Little Bunting Emberiza pusilla 110 23.45 230 Reed Bunting Emberiza schoeniclus 439 93.60