Christopher Bell: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 213 of 213 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 Egyptian Goose Alopochen aegyptiaca 370 78.89 11 Shelduck Tadorna tadorna 441 94.03 12 Mandarin Duck Aix galericulata 310 66.10 13 Garganey Spatula querquedula 282 60.13 14 Shoveler Spatula clypeata 444 94.67 15 Gadwall Mareca strepera 442 94.24 16 Wigeon Mareca penelope 442 94.24 17 Mallard Anas platyrhynchos 461 98.29 18 Pintail Anas acuta 390 83.16 19 Teal Anas crecca 445 94.88 20 Green-winged Teal Anas carolinensis 74 15.78 21 Pochard Aythya ferina 426 90.83 22 Tufted Duck Aythya fuligula 457 97.44 23 Scaup Aythya marila 244 52.03 24 Eider Somateria mollissima 333 71.00 25 Velvet Scoter Melanitta fusca 171 36.46 26 Common Scoter Melanitta nigra 347 73.99 27 Goldeneye Bucephala clangula 383 81.66 28 Goosander Mergus merganser 390 83.16 29 Red-breasted Merganser Mergus serrator 324 69.08 30 Ruddy Duck Oxyura jamaicensis 35 7.46 31 Red Grouse Lagopus lagopus 209 44.56 32 Grey Partridge Perdix perdix 294 62.69 33 Pheasant Phasianus colchicus 454 96.80 34 Red-legged Partridge Alectoris rufa 400 85.29 35 Nightjar Caprimulgus europaeus 205 43.71 36 Swift Apus apus 430 91.68 37 Cuckoo Cuculus canorus 382 81.45 38 Rock Dove (Feral Pigeon) Columba livia 403 85.93 39 Stock Dove Columba oenas 416 88.70 40 Woodpigeon Columba palumbus 463 98.72 41 Turtle Dove Streptopelia turtur 172 36.67 42 Collared Dove Streptopelia decaocto 453 96.59 43 Water Rail Rallus aquaticus 353 75.27 44 Moorhen Gallinula chloropus 458 97.65 45 Coot Fulica atra 456 97.23 46 Little Grebe Tachybaptus ruficollis 443 94.46 47 Great Crested Grebe Podiceps cristatus 447 95.31 48 Slavonian Grebe Podiceps auritus 235 50.11 49 Black-necked Grebe Podiceps nigricollis 255 54.37 50 Oystercatcher Haematopus ostralegus 448 95.52 51 Avocet Recurvirostra avosetta 394 84.01 52 Grey Plover Pluvialis squatarola 343 73.13 53 Golden Plover Pluvialis apricaria 389 82.94 54 Ringed Plover Charadrius hiaticula 399 85.07 55 Little Ringed Plover Charadrius dubius 360 76.76 56 Lapwing Vanellus vanellus 453 96.59 57 White-tailed Plover Vanellus leucurus 200 42.64 58 Eurasian Whimbrel Numenius phaeopus 349 74.41 59 Curlew Numenius arquata 436 92.96 60 Bar-tailed Godwit Limosa lapponica 368 78.46 61 Black-tailed Godwit Limosa limosa 411 87.63 62 Jack Snipe Lymnocryptes minimus 232 49.47 63 Woodcock Scolopax rusticola 291 62.05 64 Snipe Gallinago gallinago 413 88.06 65 Grey Phalarope Phalaropus fulicarius 114 24.31 66 Common Sandpiper Actitis hypoleucos 397 84.65 67 Green Sandpiper Tringa ochropus 351 74.84 68 Redshank Tringa totanus 434 92.54 69 Spotted Redshank Tringa erythropus 331 70.58 70 Greenshank Tringa nebularia 382 81.45 71 Turnstone Arenaria interpres 411 87.63 72 Knot Calidris canutus 349 74.41 73 Ruff Calidris pugnax 369 78.68 74 Sanderling Calidris alba 369 78.68 75 Dunlin Calidris alpina 418 89.13 76 Purple Sandpiper Calidris maritima 265 56.50 77 Little Stint Calidris minuta 290 61.83 78 Pectoral Sandpiper Calidris melanotos 177 37.74 79 Little Tern Sternula albifrons 286 60.98 80 Arctic Tern Sterna paradisaea 290 61.83 81 Common Tern Sterna hirundo 407 86.78 82 Roseate Tern Sterna dougallii 143 30.49 83 Sandwich Tern Thalasseus sandvicensis 372 79.32 84 Little Gull Hydrocoloeus minutus 281 59.91 85 Kittiwake Rissa tridactyla 382 81.45 86 Black-headed Gull Chroicocephalus ridibundus 460 98.08 87 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 88 Common Gull Larus canus 418 89.13 89 Caspian Gull Larus cachinnans 184 39.23 90 Herring Gull Larus argentatus 457 97.44 91 Yellow-legged Gull Larus michahellis 226 48.19 92 Great Black-backed Gull Larus marinus 433 92.32 93 Glaucous Gull Larus hyperboreus 88 18.76 94 Lesser Black-backed Gull Larus fuscus 448 95.52 95 Iceland Gull Larus glaucoides 158 33.69 96 Long-tailed Skua Stercorarius longicaudus 87 18.55 97 Arctic Skua Stercorarius parasiticus 204 43.50 98 Pomarine Skua Stercorarius pomarinus 81 17.27 99 Great Skua Stercorarius skua 216 46.06 100 Puffin Fratercula arctica 305 65.03 101 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 Black-throated Diver Gavia arctica 178 37.95 106 Great Northern Diver Gavia immer 287 61.19 107 White-billed Diver Gavia adamsii 48 10.23 108 Black-browed Albatross Thalassarche melanophris 200 42.64 109 Fulmar Fulmarus glacialis 389 82.94 110 Sooty Shearwater Ardenna grisea 126 26.87 111 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 Bittern Botaurus stellaris 294 62.69 117 Little Egret Egretta garzetta 444 94.67 118 Cattle Egret Bubulcus ibis 300 63.97 119 Great White Egret Ardea alba 387 82.52 120 Grey Heron Ardea cinerea 454 96.80 121 Osprey Pandion haliaetus 294 62.69 122 Honey-buzzard Pernis apivorus 83 17.70 123 Sparrowhawk Accipiter nisus 443 94.46 124 Goshawk Accipiter gentilis 195 41.58 125 Marsh Harrier Circus aeruginosus 406 86.57 126 Red Kite Milvus milvus 434 92.54 127 Buzzard Buteo buteo 457 97.44 128 Barn Owl Tyto alba 371 79.10 129 Little Owl Athene noctua 281 59.91 130 Short-eared Owl Asio flammeus 262 55.86 131 Tawny Owl Strix aluco 364 77.61 132 Kingfisher Alcedo atthis 410 87.42 133 Great Spotted Woodpecker Dendrocopos major 443 94.46 134 Kestrel Falco tinnunculus 453 96.59 135 Merlin Falco columbarius 275 58.64 136 Hobby Falco subbuteo 347 73.99 137 Peregrine Falco peregrinus 421 89.77 138 Ring-necked Parakeet Psittacula krameri 290 61.83 139 Lesser Grey Shrike Lanius minor 28 5.97 140 Jay Garrulus glandarius 447 95.31 141 Magpie Pica pica 460 98.08 142 Jackdaw Coloeus monedula 459 97.87 143 Rook Corvus frugilegus 453 96.59 144 Carrion Crow Corvus corone 460 98.08 145 Coal Tit Periparus ater 446 95.10 146 Marsh Tit Poecile palustris 318 67.80 147 Willow Tit Poecile montanus 179 38.17 148 Blue Tit Cyanistes caeruleus 463 98.72 149 Great Tit Parus major 461 98.29 150 Bearded Tit Panurus biarmicus 299 63.75 151 Skylark Alauda arvensis 440 93.82 152 Sand Martin Riparia riparia 426 90.83 153 Swallow Hirundo rustica 437 93.18 154 House Martin Delichon urbicum 432 92.11 155 Cetti's Warbler Cettia cetti 387 82.52 156 Long-tailed Tit Aegithalos caudatus 453 96.59 157 Wood Warbler Phylloscopus sibilatrix 179 38.17 158 Willow Warbler Phylloscopus trochilus 415 88.49 159 Chiffchaff Phylloscopus collybita 441 94.03 160 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 161 Reed Warbler Acrocephalus scirpaceus 399 85.07 162 Grasshopper Warbler Locustella naevia 264 56.29 163 Blackcap Sylvia atricapilla 437 93.18 164 Garden Warbler Sylvia borin 343 73.13 165 Lesser Whitethroat Curruca curruca 332 70.79 166 Whitethroat Curruca communis 421 89.77 167 Firecrest Regulus ignicapilla 198 42.22 168 Goldcrest Regulus regulus 427 91.04 169 Wren Troglodytes troglodytes 458 97.65 170 Nuthatch Sitta europaea 431 91.90 171 Treecreeper Certhia familiaris 420 89.55 172 Starling Sturnus vulgaris 458 97.65 173 Song Thrush Turdus philomelos 454 96.80 174 Mistle Thrush Turdus viscivorus 437 93.18 175 Redwing Turdus iliacus 443 94.46 176 Blackbird Turdus merula 462 98.51 177 Fieldfare Turdus pilaris 422 89.98 178 Ring Ouzel Turdus torquatus 261 55.65 179 Spotted Flycatcher Muscicapa striata 330 70.36 180 Robin Erithacus rubecula 462 98.51 181 Taiga Flycatcher Ficedula albicilla 47 10.02 182 Pied Flycatcher Ficedula hypoleuca 286 60.98 183 Red-flanked Bluetail Tarsiger cyanurus 52 11.09 184 Black Redstart Phoenicurus ochruros 230 49.04 185 Redstart Phoenicurus phoenicurus 335 71.43 186 Whinchat Saxicola rubetra 302 64.39 187 Stonechat Saxicola rubicola 432 92.11 188 Wheatear Oenanthe oenanthe 409 87.21 189 Dipper Cinclus cinclus 289 61.62 190 Tree Sparrow Passer montanus 328 69.94 191 House Sparrow Passer domesticus 458 97.65 192 Dunnock Prunella modularis 462 98.51 193 Yellow Wagtail Motacilla flava 368 78.46 194 Grey Wagtail Motacilla cinerea 440 93.82 195 Pied Wagtail Motacilla alba 460 98.08 196 Meadow Pipit Anthus pratensis 434 92.54 197 Tree Pipit Anthus trivialis 307 65.46 198 Water Pipit Anthus spinoletta 155 33.05 199 Rock Pipit Anthus petrosus 372 79.32 200 Chaffinch Fringilla coelebs 457 97.44 201 Brambling Fringilla montifringilla 310 66.10 202 Bullfinch Pyrrhula pyrrhula 429 91.47 203 Greenfinch Chloris chloris 453 96.59 204 Twite Linaria flavirostris 178 37.95 205 Linnet Linaria cannabina 437 93.18 206 Common Crossbill Loxia curvirostra 263 56.08 207 Goldfinch Carduelis carduelis 454 96.80 208 Siskin Spinus spinus 414 88.27 209 Lapland Bunting Calcarius lapponicus 78 16.63 210 Snow Bunting Plectrophenax nivalis 254 54.16 211 Corn Bunting Emberiza calandra 289 61.62 212 Yellowhammer Emberiza citrinella 407 86.78 213 Reed Bunting Emberiza schoeniclus 439 93.60