Jason Stannage: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 203 of 203 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Canada Goose Branta canadensis 460 98.08 2 Barnacle Goose Branta leucopsis 322 68.66 3 Greylag Goose Anser anser 449 95.74 4 Pink-footed Goose Anser brachyrhynchus 357 76.12 5 Mute Swan Cygnus olor 461 98.29 6 Whooper Swan Cygnus cygnus 310 66.10 7 Shelduck Tadorna tadorna 441 94.03 8 Shoveler Spatula clypeata 444 94.67 9 Gadwall Mareca strepera 442 94.24 10 Wigeon Mareca penelope 442 94.24 11 Mallard Anas platyrhynchos 461 98.29 12 Pintail Anas acuta 390 83.16 13 Teal Anas crecca 445 94.88 14 Pochard Aythya ferina 426 90.83 15 Ring-necked Duck Aythya collaris 190 40.51 16 Tufted Duck Aythya fuligula 457 97.44 17 Eider Somateria mollissima 333 71.00 18 Common Scoter Melanitta nigra 347 73.99 19 Goldeneye Bucephala clangula 383 81.66 20 Goosander Mergus merganser 390 83.16 21 Grey Partridge Perdix perdix 294 62.69 22 Pheasant Phasianus colchicus 454 96.80 23 Red-legged Partridge Alectoris rufa 400 85.29 24 Swift Apus apus 430 91.68 25 Cuckoo Cuculus canorus 382 81.45 26 Rock Dove (Feral Pigeon) Columba livia 403 85.93 27 Stock Dove Columba oenas 416 88.70 28 Woodpigeon Columba palumbus 463 98.72 29 Turtle Dove Streptopelia turtur 172 36.67 30 Collared Dove Streptopelia decaocto 453 96.59 31 Water Rail Rallus aquaticus 353 75.27 32 Moorhen Gallinula chloropus 458 97.65 33 Coot Fulica atra 456 97.23 34 Little Grebe Tachybaptus ruficollis 443 94.46 35 Red-necked Grebe Podiceps grisegena 141 30.06 36 Great Crested Grebe Podiceps cristatus 447 95.31 37 Black-necked Grebe Podiceps nigricollis 255 54.37 38 Oystercatcher Haematopus ostralegus 448 95.52 39 Avocet Recurvirostra avosetta 394 84.01 40 Grey Plover Pluvialis squatarola 343 73.13 41 Golden Plover Pluvialis apricaria 389 82.94 42 Ringed Plover Charadrius hiaticula 399 85.07 43 Little Ringed Plover Charadrius dubius 360 76.76 44 Lapwing Vanellus vanellus 453 96.59 45 White-tailed Plover Vanellus leucurus 200 42.64 46 Eurasian Whimbrel Numenius phaeopus 349 74.41 47 Curlew Numenius arquata 436 92.96 48 Bar-tailed Godwit Limosa lapponica 368 78.46 49 Black-tailed Godwit Limosa limosa 411 87.63 50 Jack Snipe Lymnocryptes minimus 232 49.47 51 Woodcock Scolopax rusticola 291 62.05 52 Snipe Gallinago gallinago 413 88.06 53 Red-necked Phalarope Phalaropus lobatus 65 13.86 54 Spotted Sandpiper Actitis macularius 25 5.33 55 Green Sandpiper Tringa ochropus 351 74.84 56 Redshank Tringa totanus 434 92.54 57 Greenshank Tringa nebularia 382 81.45 58 Turnstone Arenaria interpres 411 87.63 59 Knot Calidris canutus 349 74.41 60 Ruff Calidris pugnax 369 78.68 61 Curlew Sandpiper Calidris ferruginea 259 55.22 62 Long-toed Stint Calidris subminuta 128 27.29 63 Red-necked Stint Calidris ruficollis 58 12.37 64 Sanderling Calidris alba 369 78.68 65 Dunlin Calidris alpina 418 89.13 66 Little Stint Calidris minuta 290 61.83 67 Semipalmated Sandpiper Calidris pusilla 38 8.10 68 Arctic Tern Sterna paradisaea 290 61.83 69 Common Tern Sterna hirundo 407 86.78 70 Roseate Tern Sterna dougallii 143 30.49 71 Sandwich Tern Thalasseus sandvicensis 372 79.32 72 Little Gull Hydrocoloeus minutus 281 59.91 73 Kittiwake Rissa tridactyla 382 81.45 74 Black-headed Gull Chroicocephalus ridibundus 460 98.08 75 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 76 Common Gull Larus canus 418 89.13 77 Herring Gull Larus argentatus 457 97.44 78 Great Black-backed Gull Larus marinus 433 92.32 79 Lesser Black-backed Gull Larus fuscus 448 95.52 80 American Herring Gull Larus smithsonianus 51 10.87 81 Great Skua Stercorarius skua 216 46.06 82 Puffin Fratercula arctica 305 65.03 83 Razorbill Alca torda 377 80.38 84 Common Guillemot Uria aalge 387 82.52 85 Great Northern Diver Gavia immer 287 61.19 86 Black-browed Albatross Thalassarche melanophris 200 42.64 87 Fulmar Fulmarus glacialis 389 82.94 88 Sooty Shearwater Ardenna grisea 126 26.87 89 Manx Shearwater Puffinus puffinus 246 52.45 90 Gannet Morus bassanus 405 86.35 91 Cormorant Phalacrocorax carbo 457 97.44 92 Shag Gulosus aristotelis 370 78.89 93 Glossy Ibis Plegadis falcinellus 213 45.42 94 Spoonbill Platalea leucorodia 335 71.43 95 Bittern Botaurus stellaris 294 62.69 96 Little Egret Egretta garzetta 444 94.67 97 Cattle Egret Bubulcus ibis 300 63.97 98 Great White Egret Ardea alba 387 82.52 99 Grey Heron Ardea cinerea 454 96.80 100 Honey-buzzard Pernis apivorus 83 17.70 101 Sparrowhawk Accipiter nisus 443 94.46 102 Goshawk Accipiter gentilis 195 41.58 103 Marsh Harrier Circus aeruginosus 406 86.57 104 Red Kite Milvus milvus 434 92.54 105 Buzzard Buteo buteo 457 97.44 106 Barn Owl Tyto alba 371 79.10 107 Tawny Owl Strix aluco 364 77.61 108 Kingfisher Alcedo atthis 410 87.42 109 Belted Kingfisher Megaceryle alcyon 93 19.83 110 Great Spotted Woodpecker Dendrocopos major 443 94.46 111 Green Woodpecker Picus viridis 395 84.22 112 Kestrel Falco tinnunculus 453 96.59 113 Merlin Falco columbarius 275 58.64 114 Hobby Falco subbuteo 347 73.99 115 Peregrine Falco peregrinus 421 89.77 116 Red-backed Shrike Lanius collurio 122 26.01 117 Brown Shrike Lanius cristatus 15 3.20 118 Jay Garrulus glandarius 447 95.31 119 Magpie Pica pica 460 98.08 120 Jackdaw Coloeus monedula 459 97.87 121 Rook Corvus frugilegus 453 96.59 122 Carrion Crow Corvus corone 460 98.08 123 Raven Corvus corax 415 88.49 124 Coal Tit Periparus ater 446 95.10 125 Marsh Tit Poecile palustris 318 67.80 126 Blue Tit Cyanistes caeruleus 463 98.72 127 Great Tit Parus major 461 98.29 128 Bearded Tit Panurus biarmicus 299 63.75 129 Woodlark Lullula arborea 210 44.78 130 Skylark Alauda arvensis 440 93.82 131 Sand Martin Riparia riparia 426 90.83 132 Swallow Hirundo rustica 437 93.18 133 House Martin Delichon urbicum 432 92.11 134 Red-rumped Swallow Cecropis daurica 23 4.90 135 Cetti's Warbler Cettia cetti 387 82.52 136 Long-tailed Tit Aegithalos caudatus 453 96.59 137 Wood Warbler Phylloscopus sibilatrix 179 38.17 138 Yellow-browed Warbler Phylloscopus inornatus 128 27.29 139 Radde's Warbler Phylloscopus schwarzi 21 4.48 140 Dusky Warbler Phylloscopus fuscatus 60 12.79 141 Willow Warbler Phylloscopus trochilus 415 88.49 142 Chiffchaff Phylloscopus collybita 441 94.03 143 Green Warbler Phylloscopus nitidus 91 19.40 144 Great Reed Warbler Acrocephalus arundinaceus 92 19.62 145 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 146 Reed Warbler Acrocephalus scirpaceus 399 85.07 147 River Warbler Locustella fluviatilis 128 27.29 148 Grasshopper Warbler Locustella naevia 264 56.29 149 Blackcap Sylvia atricapilla 437 93.18 150 Garden Warbler Sylvia borin 343 73.13 151 Barred Warbler Curruca nisoria 63 13.43 152 Lesser Whitethroat Curruca curruca 332 70.79 153 Whitethroat Curruca communis 421 89.77 154 Dartford Warbler Curruca undata 184 39.23 155 Goldcrest Regulus regulus 427 91.04 156 Wren Troglodytes troglodytes 458 97.65 157 Nuthatch Sitta europaea 431 91.90 158 Treecreeper Certhia familiaris 420 89.55 159 Northern Mockingbird Mimus polyglottos 132 28.14 160 Starling Sturnus vulgaris 458 97.65 161 Song Thrush Turdus philomelos 454 96.80 162 Mistle Thrush Turdus viscivorus 437 93.18 163 Redwing Turdus iliacus 443 94.46 164 Blackbird Turdus merula 462 98.51 165 Fieldfare Turdus pilaris 422 89.98 166 Ring Ouzel Turdus torquatus 261 55.65 167 Spotted Flycatcher Muscicapa striata 330 70.36 168 Robin Erithacus rubecula 462 98.51 169 Red-breasted Flycatcher Ficedula parva 68 14.50 170 Taiga Flycatcher Ficedula albicilla 47 10.02 171 Pied Flycatcher Ficedula hypoleuca 286 60.98 172 Red-flanked Bluetail Tarsiger cyanurus 52 11.09 173 Black Redstart Phoenicurus ochruros 230 49.04 174 Redstart Phoenicurus phoenicurus 335 71.43 175 Whinchat Saxicola rubetra 302 64.39 176 Stonechat Saxicola rubicola 432 92.11 177 Wheatear Oenanthe oenanthe 409 87.21 178 Tree Sparrow Passer montanus 328 69.94 179 House Sparrow Passer domesticus 458 97.65 180 Dunnock Prunella modularis 462 98.51 181 Yellow Wagtail Motacilla flava 368 78.46 182 Grey Wagtail Motacilla cinerea 440 93.82 183 Pied Wagtail Motacilla alba 460 98.08 184 Meadow Pipit Anthus pratensis 434 92.54 185 Tree Pipit Anthus trivialis 307 65.46 186 Red-throated Pipit Anthus cervinus 9 1.92 187 Water Pipit Anthus spinoletta 155 33.05 188 Rock Pipit Anthus petrosus 372 79.32 189 Chaffinch Fringilla coelebs 457 97.44 190 Brambling Fringilla montifringilla 310 66.10 191 Bullfinch Pyrrhula pyrrhula 429 91.47 192 Greenfinch Chloris chloris 453 96.59 193 Linnet Linaria cannabina 437 93.18 194 Lesser Redpoll Acanthis cabaret 341 72.71 195 Common Crossbill Loxia curvirostra 263 56.08 196 Goldfinch Carduelis carduelis 454 96.80 197 Serin Serinus serinus 27 5.76 198 Siskin Spinus spinus 414 88.27 199 Snow Bunting Plectrophenax nivalis 254 54.16 200 Corn Bunting Emberiza calandra 289 61.62 201 Yellowhammer Emberiza citrinella 407 86.78 202 Reed Bunting Emberiza schoeniclus 439 93.60 203 White-throated Sparrow Zonotrichia albicollis 63 13.43