Huw Morgan: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 207 of 207 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 White-fronted Goose Anser albifrons 238 50.75 7 Mute Swan Cygnus olor 461 98.29 8 Bewick's Swan Cygnus columbianus 135 28.78 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 Red-crested Pochard Netta rufina 170 36.25 21 Pochard Aythya ferina 426 90.83 22 Ring-necked Duck Aythya collaris 190 40.51 23 Tufted Duck Aythya fuligula 457 97.44 24 Scaup Aythya marila 244 52.03 25 Eider Somateria mollissima 333 71.00 26 Common Scoter Melanitta nigra 347 73.99 27 Long-tailed Duck Clangula hyemalis 205 43.71 28 Goldeneye Bucephala clangula 383 81.66 29 Goosander Mergus merganser 390 83.16 30 Red-breasted Merganser Mergus serrator 324 69.08 31 Red Grouse Lagopus lagopus 209 44.56 32 Ptarmigan Lagopus muta 21 4.48 33 Grey Partridge Perdix perdix 294 62.69 34 Pheasant Phasianus colchicus 454 96.80 35 Red-legged Partridge Alectoris rufa 400 85.29 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 Collared Dove Streptopelia decaocto 453 96.59 42 Water Rail Rallus aquaticus 353 75.27 43 Moorhen Gallinula chloropus 458 97.65 44 Coot Fulica atra 456 97.23 45 Little Grebe Tachybaptus ruficollis 443 94.46 46 Red-necked Grebe Podiceps grisegena 141 30.06 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 Woodcock Scolopax rusticola 291 62.05 63 Snipe Gallinago gallinago 413 88.06 64 Common Sandpiper Actitis hypoleucos 397 84.65 65 Green Sandpiper Tringa ochropus 351 74.84 66 Redshank Tringa totanus 434 92.54 67 Spotted Redshank Tringa erythropus 331 70.58 68 Greenshank Tringa nebularia 382 81.45 69 Turnstone Arenaria interpres 411 87.63 70 Knot Calidris canutus 349 74.41 71 Ruff Calidris pugnax 369 78.68 72 Curlew Sandpiper Calidris ferruginea 260 55.44 73 Long-toed Stint Calidris subminuta 128 27.29 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 Sandwich Tern Thalasseus sandvicensis 372 79.32 83 Elegant Tern Thalasseus elegans 84 17.91 84 Kittiwake Rissa tridactyla 382 81.45 85 Black-headed Gull Chroicocephalus ridibundus 460 98.08 86 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 87 Common Gull Larus canus 418 89.13 88 Herring Gull Larus argentatus 457 97.44 89 Great Black-backed Gull Larus marinus 433 92.32 90 Lesser Black-backed Gull Larus fuscus 448 95.52 91 Iceland Gull Larus glaucoides 158 33.69 92 Arctic Skua Stercorarius parasiticus 204 43.50 93 Puffin Fratercula arctica 305 65.03 94 Black Guillemot Cepphus grylle 206 43.92 95 Razorbill Alca torda 377 80.38 96 Common Guillemot Uria aalge 387 82.52 97 Red-throated Diver Gavia stellata 330 70.36 98 Great Northern Diver Gavia immer 287 61.19 99 Fulmar Fulmarus glacialis 389 82.94 100 Gannet Morus bassanus 405 86.35 101 Cormorant Phalacrocorax carbo 457 97.44 102 Shag Gulosus aristotelis 370 78.89 103 Spoonbill Platalea leucorodia 335 71.43 104 Bittern Botaurus stellaris 294 62.69 105 Little Egret Egretta garzetta 444 94.67 106 Cattle Egret Bubulcus ibis 300 63.97 107 Great White Egret Ardea alba 387 82.52 108 Grey Heron Ardea cinerea 454 96.80 109 Osprey Pandion haliaetus 294 62.69 110 Golden Eagle Aquila chrysaetos 81 17.27 111 Sparrowhawk Accipiter nisus 443 94.46 112 Marsh Harrier Circus aeruginosus 406 86.57 113 Hen Harrier Circus cyaneus 227 48.40 114 Red Kite Milvus milvus 434 92.54 115 Buzzard Buteo buteo 457 97.44 116 Barn Owl Tyto alba 371 79.10 117 Little Owl Athene noctua 281 59.91 118 Long-eared Owl Asio otus 113 24.09 119 Short-eared Owl Asio flammeus 262 55.86 120 Kingfisher Alcedo atthis 410 87.42 121 Belted Kingfisher Megaceryle alcyon 93 19.83 122 Great Spotted Woodpecker Dendrocopos major 443 94.46 123 Green Woodpecker Picus viridis 395 84.22 124 Kestrel Falco tinnunculus 453 96.59 125 Merlin Falco columbarius 275 58.64 126 Hobby Falco subbuteo 347 73.99 127 Peregrine Falco peregrinus 421 89.77 128 Ring-necked Parakeet Psittacula krameri 290 61.83 129 Lesser Grey Shrike Lanius minor 28 5.97 130 Jay Garrulus glandarius 447 95.31 131 Magpie Pica pica 460 98.08 132 Chough Pyrrhocorax pyrrhocorax 194 41.36 133 Jackdaw Coloeus monedula 459 97.87 134 Rook Corvus frugilegus 453 96.59 135 Carrion Crow Corvus corone 460 98.08 136 Hooded Crow Corvus cornix 193 41.15 137 Raven Corvus corax 415 88.49 138 Coal Tit Periparus ater 446 95.10 139 Crested Tit Lophophanes cristatus 63 13.43 140 Marsh Tit Poecile palustris 318 67.80 141 Willow Tit Poecile montanus 179 38.17 142 Blue Tit Cyanistes caeruleus 463 98.72 143 Great Tit Parus major 461 98.29 144 Bearded Tit Panurus biarmicus 299 63.75 145 Skylark Alauda arvensis 440 93.82 146 Sand Martin Riparia riparia 426 90.83 147 Swallow Hirundo rustica 437 93.18 148 House Martin Delichon urbicum 432 92.11 149 Cetti's Warbler Cettia cetti 387 82.52 150 Long-tailed Tit Aegithalos caudatus 453 96.59 151 Wood Warbler Phylloscopus sibilatrix 179 38.17 152 Willow Warbler Phylloscopus trochilus 415 88.49 153 Chiffchaff Phylloscopus collybita 441 94.03 154 Great Reed Warbler Acrocephalus arundinaceus 92 19.62 155 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 156 Reed Warbler Acrocephalus scirpaceus 399 85.07 157 Blackcap Sylvia atricapilla 437 93.18 158 Garden Warbler Sylvia borin 343 73.13 159 Lesser Whitethroat Curruca curruca 332 70.79 160 Whitethroat Curruca communis 421 89.77 161 Goldcrest Regulus regulus 427 91.04 162 Wren Troglodytes troglodytes 458 97.65 163 Nuthatch Sitta europaea 431 91.90 164 Treecreeper Certhia familiaris 420 89.55 165 Starling Sturnus vulgaris 458 97.65 166 Song Thrush Turdus philomelos 454 96.80 167 Mistle Thrush Turdus viscivorus 437 93.18 168 Redwing Turdus iliacus 443 94.46 169 Blackbird Turdus merula 462 98.51 170 Fieldfare Turdus pilaris 422 89.98 171 Ring Ouzel Turdus torquatus 261 55.65 172 Spotted Flycatcher Muscicapa striata 330 70.36 173 Robin Erithacus rubecula 462 98.51 174 Bluethroat Luscinia svecica 83 17.70 175 Pied Flycatcher Ficedula hypoleuca 286 60.98 176 Black Redstart Phoenicurus ochruros 230 49.04 177 Redstart Phoenicurus phoenicurus 335 71.43 178 Whinchat Saxicola rubetra 302 64.39 179 Stonechat Saxicola rubicola 432 92.11 180 Wheatear Oenanthe oenanthe 409 87.21 181 Dipper Cinclus cinclus 289 61.62 182 Tree Sparrow Passer montanus 328 69.94 183 House Sparrow Passer domesticus 458 97.65 184 Dunnock Prunella modularis 462 98.51 185 Yellow Wagtail Motacilla flava 368 78.46 186 Grey Wagtail Motacilla cinerea 440 93.82 187 Pied Wagtail Motacilla alba 460 98.08 188 Meadow Pipit Anthus pratensis 434 92.54 189 Tree Pipit Anthus trivialis 307 65.46 190 Rock Pipit Anthus petrosus 372 79.32 191 Chaffinch Fringilla coelebs 457 97.44 192 Brambling Fringilla montifringilla 310 66.10 193 Hawfinch Coccothraustes coccothraustes 170 36.25 194 Bullfinch Pyrrhula pyrrhula 429 91.47 195 Greenfinch Chloris chloris 453 96.59 196 Twite Linaria flavirostris 178 37.95 197 Linnet Linaria cannabina 437 93.18 198 Lesser Redpoll Acanthis cabaret 341 72.71 199 Common Crossbill Loxia curvirostra 263 56.08 200 Two-barred Crossbill Loxia leucoptera 22 4.69 201 Goldfinch Carduelis carduelis 454 96.80 202 Siskin Spinus spinus 414 88.27 203 Snow Bunting Plectrophenax nivalis 254 54.16 204 Corn Bunting Emberiza calandra 289 61.62 205 Yellowhammer Emberiza citrinella 407 86.78 206 Little Bunting Emberiza pusilla 110 23.45 207 Reed Bunting Emberiza schoeniclus 439 93.60