Sam Sharpe: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 184 of 184 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 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 Egyptian Goose Alopochen aegyptiaca 370 78.89 8 Shelduck Tadorna tadorna 441 94.03 9 Shoveler Spatula clypeata 444 94.67 10 Gadwall Mareca strepera 442 94.24 11 Wigeon Mareca penelope 442 94.24 12 Mallard Anas platyrhynchos 461 98.29 13 Pintail Anas acuta 390 83.16 14 Teal Anas crecca 445 94.88 15 Red-crested Pochard Netta rufina 170 36.25 16 Pochard Aythya ferina 426 90.83 17 Tufted Duck Aythya fuligula 457 97.44 18 Eider Somateria mollissima 333 71.00 19 Common Scoter Melanitta nigra 347 73.99 20 Goldeneye Bucephala clangula 383 81.66 21 Smew Mergellus albellus 159 33.90 22 Goosander Mergus merganser 390 83.16 23 Red-breasted Merganser Mergus serrator 324 69.08 24 Pheasant Phasianus colchicus 454 96.80 25 Red-legged Partridge Alectoris rufa 400 85.29 26 Swift Apus apus 430 91.68 27 Cuckoo Cuculus canorus 382 81.45 28 Rock Dove (Feral Pigeon) Columba livia 403 85.93 29 Stock Dove Columba oenas 416 88.70 30 Woodpigeon Columba palumbus 463 98.72 31 Collared Dove Streptopelia decaocto 453 96.59 32 Water Rail Rallus aquaticus 353 75.27 33 Moorhen Gallinula chloropus 458 97.65 34 Coot Fulica atra 456 97.23 35 Little Grebe Tachybaptus ruficollis 443 94.46 36 Great Crested Grebe Podiceps cristatus 447 95.31 37 Oystercatcher Haematopus ostralegus 448 95.52 38 Avocet Recurvirostra avosetta 394 84.01 39 Grey Plover Pluvialis squatarola 343 73.13 40 Golden Plover Pluvialis apricaria 389 82.94 41 Ringed Plover Charadrius hiaticula 399 85.07 42 Little Ringed Plover Charadrius dubius 360 76.76 43 Lapwing Vanellus vanellus 453 96.59 44 Eurasian Whimbrel Numenius phaeopus 349 74.41 45 Curlew Numenius arquata 436 92.96 46 Bar-tailed Godwit Limosa lapponica 368 78.46 47 Black-tailed Godwit Limosa limosa 411 87.63 48 Woodcock Scolopax rusticola 291 62.05 49 Snipe Gallinago gallinago 413 88.06 50 Common Sandpiper Actitis hypoleucos 397 84.65 51 Green Sandpiper Tringa ochropus 351 74.84 52 Redshank Tringa totanus 434 92.54 53 Spotted Redshank Tringa erythropus 331 70.58 54 Greenshank Tringa nebularia 382 81.45 55 Turnstone Arenaria interpres 411 87.63 56 Knot Calidris canutus 349 74.41 57 Ruff Calidris pugnax 369 78.68 58 Curlew Sandpiper Calidris ferruginea 260 55.44 59 Sanderling Calidris alba 369 78.68 60 Dunlin Calidris alpina 418 89.13 61 Little Tern Sternula albifrons 286 60.98 62 Arctic Tern Sterna paradisaea 290 61.83 63 Common Tern Sterna hirundo 407 86.78 64 Sandwich Tern Thalasseus sandvicensis 372 79.32 65 Kittiwake Rissa tridactyla 382 81.45 66 Black-headed Gull Chroicocephalus ridibundus 460 98.08 67 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 68 Common Gull Larus canus 418 89.13 69 Caspian Gull Larus cachinnans 184 39.23 70 Herring Gull Larus argentatus 457 97.44 71 Yellow-legged Gull Larus michahellis 226 48.19 72 Great Black-backed Gull Larus marinus 433 92.32 73 Glaucous Gull Larus hyperboreus 88 18.76 74 Lesser Black-backed Gull Larus fuscus 448 95.52 75 Great Skua Stercorarius skua 216 46.06 76 Puffin Fratercula arctica 305 65.03 77 Black Guillemot Cepphus grylle 206 43.92 78 Razorbill Alca torda 377 80.38 79 Common Guillemot Uria aalge 387 82.52 80 Red-throated Diver Gavia stellata 330 70.36 81 Black-throated Diver Gavia arctica 178 37.95 82 Great Northern Diver Gavia immer 287 61.19 83 Fulmar Fulmarus glacialis 389 82.94 84 Manx Shearwater Puffinus puffinus 246 52.45 85 Gannet Morus bassanus 405 86.35 86 Cormorant Phalacrocorax carbo 457 97.44 87 Shag Gulosus aristotelis 370 78.89 88 Spoonbill Platalea leucorodia 335 71.43 89 Little Egret Egretta garzetta 444 94.67 90 Great White Egret Ardea alba 387 82.52 91 Grey Heron Ardea cinerea 454 96.80 92 Purple Heron Ardea purpurea 53 11.30 93 Osprey Pandion haliaetus 294 62.69 94 Honey-buzzard Pernis apivorus 83 17.70 95 Sparrowhawk Accipiter nisus 443 94.46 96 Goshawk Accipiter gentilis 195 41.58 97 Marsh Harrier Circus aeruginosus 406 86.57 98 Red Kite Milvus milvus 434 92.54 99 White-tailed Eagle Haliaeetus albicilla 114 24.31 100 Buzzard Buteo buteo 457 97.44 101 Barn Owl Tyto alba 371 79.10 102 Little Owl Athene noctua 281 59.91 103 Short-eared Owl Asio flammeus 262 55.86 104 Tawny Owl Strix aluco 364 77.61 105 Kingfisher Alcedo atthis 410 87.42 106 Great Spotted Woodpecker Dendrocopos major 443 94.46 107 Green Woodpecker Picus viridis 395 84.22 108 Kestrel Falco tinnunculus 453 96.59 109 Merlin Falco columbarius 275 58.64 110 Hobby Falco subbuteo 347 73.99 111 Peregrine Falco peregrinus 421 89.77 112 Ring-necked Parakeet Psittacula krameri 290 61.83 113 Red-backed Shrike Lanius collurio 122 26.01 114 Jay Garrulus glandarius 447 95.31 115 Magpie Pica pica 460 98.08 116 Jackdaw Coloeus monedula 459 97.87 117 Rook Corvus frugilegus 453 96.59 118 Carrion Crow Corvus corone 460 98.08 119 Hooded Crow Corvus cornix 193 41.15 120 Raven Corvus corax 415 88.49 121 Coal Tit Periparus ater 446 95.10 122 Crested Tit Lophophanes cristatus 63 13.43 123 Marsh Tit Poecile palustris 318 67.80 124 Blue Tit Cyanistes caeruleus 463 98.72 125 Great Tit Parus major 461 98.29 126 Skylark Alauda arvensis 440 93.82 127 Sand Martin Riparia riparia 426 90.83 128 Swallow Hirundo rustica 437 93.18 129 House Martin Delichon urbicum 432 92.11 130 Cetti's Warbler Cettia cetti 387 82.52 131 Long-tailed Tit Aegithalos caudatus 453 96.59 132 Willow Warbler Phylloscopus trochilus 415 88.49 133 Chiffchaff Phylloscopus collybita 441 94.03 134 Great Reed Warbler Acrocephalus arundinaceus 92 19.62 135 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 136 Reed Warbler Acrocephalus scirpaceus 399 85.07 137 Grasshopper Warbler Locustella naevia 264 56.29 138 Blackcap Sylvia atricapilla 437 93.18 139 Garden Warbler Sylvia borin 343 73.13 140 Lesser Whitethroat Curruca curruca 332 70.79 141 Eastern Subalpine Warbler Curruca cantillans 49 10.45 142 Whitethroat Curruca communis 421 89.77 143 Goldcrest Regulus regulus 427 91.04 144 Wren Troglodytes troglodytes 458 97.65 145 Nuthatch Sitta europaea 431 91.90 146 Treecreeper Certhia familiaris 420 89.55 147 Starling Sturnus vulgaris 458 97.65 148 Song Thrush Turdus philomelos 454 96.80 149 Mistle Thrush Turdus viscivorus 437 93.18 150 Redwing Turdus iliacus 443 94.46 151 Blackbird Turdus merula 462 98.51 152 Fieldfare Turdus pilaris 422 89.98 153 Ring Ouzel Turdus torquatus 261 55.65 154 Spotted Flycatcher Muscicapa striata 330 70.36 155 Robin Erithacus rubecula 462 98.51 156 Black Redstart Phoenicurus ochruros 230 49.04 157 Redstart Phoenicurus phoenicurus 335 71.43 158 Whinchat Saxicola rubetra 302 64.39 159 Stonechat Saxicola rubicola 432 92.11 160 Wheatear Oenanthe oenanthe 409 87.21 161 Tree Sparrow Passer montanus 328 69.94 162 House Sparrow Passer domesticus 458 97.65 163 Dunnock Prunella modularis 462 98.51 164 Yellow Wagtail Motacilla flava 368 78.46 165 Grey Wagtail Motacilla cinerea 440 93.82 166 Pied Wagtail Motacilla alba 460 98.08 167 Meadow Pipit Anthus pratensis 434 92.54 168 Tree Pipit Anthus trivialis 307 65.46 169 Water Pipit Anthus spinoletta 155 33.05 170 Rock Pipit Anthus petrosus 372 79.32 171 Chaffinch Fringilla coelebs 457 97.44 172 Brambling Fringilla montifringilla 310 66.10 173 Bullfinch Pyrrhula pyrrhula 429 91.47 174 Greenfinch Chloris chloris 453 96.59 175 Twite Linaria flavirostris 178 37.95 176 Linnet Linaria cannabina 437 93.18 177 Lesser Redpoll Acanthis cabaret 341 72.71 178 Common Crossbill Loxia curvirostra 263 56.08 179 Goldfinch Carduelis carduelis 454 96.80 180 Siskin Spinus spinus 414 88.27 181 Snow Bunting Plectrophenax nivalis 254 54.16 182 Corn Bunting Emberiza calandra 289 61.62 183 Yellowhammer Emberiza citrinella 407 86.78 184 Reed Bunting Emberiza schoeniclus 439 93.60