Steven Ward: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 134 of 134 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Canada Goose Branta canadensis 460 98.08 2 Greylag Goose Anser anser 449 95.74 3 Pink-footed Goose Anser brachyrhynchus 357 76.12 4 Mute Swan Cygnus olor 461 98.29 5 Whooper Swan Cygnus cygnus 310 66.10 6 Shelduck Tadorna tadorna 441 94.03 7 Mandarin Duck Aix galericulata 310 66.10 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 Teal Anas crecca 445 94.88 13 Pochard Aythya ferina 426 90.83 14 Tufted Duck Aythya fuligula 457 97.44 15 Common Scoter Melanitta nigra 347 73.99 16 Goldeneye Bucephala clangula 383 81.66 17 Goosander Mergus merganser 390 83.16 18 Red-breasted Merganser Mergus serrator 324 69.08 19 Red Grouse Lagopus lagopus 209 44.56 20 Black Grouse Lyrurus tetrix 102 21.75 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 Collared Dove Streptopelia decaocto 453 96.59 30 Water Rail Rallus aquaticus 353 75.27 31 Moorhen Gallinula chloropus 458 97.65 32 Coot Fulica atra 456 97.23 33 Little Grebe Tachybaptus ruficollis 443 94.46 34 Great Crested Grebe Podiceps cristatus 447 95.31 35 Oystercatcher Haematopus ostralegus 448 95.52 36 Golden Plover Pluvialis apricaria 389 82.94 37 Lapwing Vanellus vanellus 453 96.59 38 Curlew Numenius arquata 436 92.96 39 Black-tailed Godwit Limosa limosa 411 87.63 40 Woodcock Scolopax rusticola 291 62.05 41 Snipe Gallinago gallinago 413 88.06 42 Common Sandpiper Actitis hypoleucos 397 84.65 43 Green Sandpiper Tringa ochropus 351 74.84 44 Redshank Tringa totanus 434 92.54 45 Greenshank Tringa nebularia 382 81.45 46 Dunlin Calidris alpina 418 89.13 47 Black-headed Gull Chroicocephalus ridibundus 460 98.08 48 Common Gull Larus canus 418 89.13 49 Herring Gull Larus argentatus 457 97.44 50 Great Black-backed Gull Larus marinus 433 92.32 51 Lesser Black-backed Gull Larus fuscus 448 95.52 52 Common Guillemot Uria aalge 387 82.52 53 Cormorant Phalacrocorax carbo 457 97.44 54 Little Egret Egretta garzetta 444 94.67 55 Great White Egret Ardea alba 387 82.52 56 Grey Heron Ardea cinerea 454 96.80 57 Osprey Pandion haliaetus 294 62.69 58 Sparrowhawk Accipiter nisus 443 94.46 59 Marsh Harrier Circus aeruginosus 406 86.57 60 Hen Harrier Circus cyaneus 227 48.40 61 Red Kite Milvus milvus 434 92.54 62 Buzzard Buteo buteo 457 97.44 63 Barn Owl Tyto alba 371 79.10 64 Little Owl Athene noctua 281 59.91 65 Long-eared Owl Asio otus 113 24.09 66 Short-eared Owl Asio flammeus 262 55.86 67 Tawny Owl Strix aluco 364 77.61 68 Kingfisher Alcedo atthis 410 87.42 69 Great Spotted Woodpecker Dendrocopos major 443 94.46 70 Green Woodpecker Picus viridis 395 84.22 71 Kestrel Falco tinnunculus 453 96.59 72 Merlin Falco columbarius 275 58.64 73 Hobby Falco subbuteo 347 73.99 74 Peregrine Falco peregrinus 421 89.77 75 Jay Garrulus glandarius 447 95.31 76 Magpie Pica pica 460 98.08 77 Jackdaw Coloeus monedula 459 97.87 78 Rook Corvus frugilegus 453 96.59 79 Carrion Crow Corvus corone 460 98.08 80 Raven Corvus corax 415 88.49 81 Coal Tit Periparus ater 446 95.10 82 Marsh Tit Poecile palustris 318 67.80 83 Blue Tit Cyanistes caeruleus 463 98.72 84 Great Tit Parus major 461 98.29 85 Skylark Alauda arvensis 440 93.82 86 Sand Martin Riparia riparia 426 90.83 87 Swallow Hirundo rustica 437 93.18 88 House Martin Delichon urbicum 432 92.11 89 Cetti's Warbler Cettia cetti 387 82.52 90 Long-tailed Tit Aegithalos caudatus 453 96.59 91 Wood Warbler Phylloscopus sibilatrix 179 38.17 92 Willow Warbler Phylloscopus trochilus 415 88.49 93 Chiffchaff Phylloscopus collybita 441 94.03 94 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 95 Grasshopper Warbler Locustella naevia 264 56.29 96 Blackcap Sylvia atricapilla 437 93.18 97 Garden Warbler Sylvia borin 343 73.13 98 Whitethroat Curruca communis 421 89.77 99 Goldcrest Regulus regulus 427 91.04 100 Wren Troglodytes troglodytes 458 97.65 101 Nuthatch Sitta europaea 431 91.90 102 Treecreeper Certhia familiaris 420 89.55 103 Starling Sturnus vulgaris 458 97.65 104 Song Thrush Turdus philomelos 454 96.80 105 Mistle Thrush Turdus viscivorus 437 93.18 106 Redwing Turdus iliacus 443 94.46 107 Blackbird Turdus merula 462 98.51 108 Fieldfare Turdus pilaris 422 89.98 109 Ring Ouzel Turdus torquatus 261 55.65 110 Spotted Flycatcher Muscicapa striata 330 70.36 111 Robin Erithacus rubecula 462 98.51 112 Redstart Phoenicurus phoenicurus 335 71.43 113 Whinchat Saxicola rubetra 302 64.39 114 Stonechat Saxicola rubicola 432 92.11 115 Wheatear Oenanthe oenanthe 409 87.21 116 Dipper Cinclus cinclus 289 61.62 117 House Sparrow Passer domesticus 458 97.65 118 Dunnock Prunella modularis 462 98.51 119 Yellow Wagtail Motacilla flava 368 78.46 120 Grey Wagtail Motacilla cinerea 440 93.82 121 Pied Wagtail Motacilla alba 460 98.08 122 Meadow Pipit Anthus pratensis 434 92.54 123 Chaffinch Fringilla coelebs 457 97.44 124 Brambling Fringilla montifringilla 310 66.10 125 Bullfinch Pyrrhula pyrrhula 429 91.47 126 Greenfinch Chloris chloris 453 96.59 127 Linnet Linaria cannabina 437 93.18 128 Lesser Redpoll Acanthis cabaret 341 72.71 129 Common Crossbill Loxia curvirostra 263 56.08 130 Goldfinch Carduelis carduelis 454 96.80 131 Siskin Spinus spinus 414 88.27 132 Snow Bunting Plectrophenax nivalis 254 54.16 133 Yellowhammer Emberiza citrinella 407 86.78 134 Reed Bunting Emberiza schoeniclus 439 93.60