Tony Stones: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 173 of 173 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 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 Mandarin Duck Aix galericulata 310 66.10 10 Shoveler Spatula clypeata 444 94.67 11 Gadwall Mareca strepera 442 94.24 12 Wigeon Mareca penelope 442 94.24 13 Mallard Anas platyrhynchos 461 98.29 14 Pintail Anas acuta 390 83.16 15 Teal Anas crecca 445 94.88 16 Pochard Aythya ferina 426 90.83 17 Ring-necked Duck Aythya collaris 190 40.51 18 Tufted Duck Aythya fuligula 457 97.44 19 Scaup Aythya marila 244 52.03 20 Common Scoter Melanitta nigra 347 73.99 21 Goldeneye Bucephala clangula 383 81.66 22 Smew Mergellus albellus 159 33.90 23 Goosander Mergus merganser 390 83.16 24 Grey Partridge Perdix perdix 294 62.69 25 Pheasant Phasianus colchicus 454 96.80 26 Red-legged Partridge Alectoris rufa 400 85.29 27 Swift Apus apus 430 91.68 28 Cuckoo Cuculus canorus 382 81.45 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 Slavonian Grebe Podiceps auritus 235 50.11 38 Black-necked Grebe Podiceps nigricollis 255 54.37 39 Oystercatcher Haematopus ostralegus 448 95.52 40 Avocet Recurvirostra avosetta 394 84.01 41 Grey Plover Pluvialis squatarola 343 73.13 42 Golden Plover Pluvialis apricaria 389 82.94 43 Little Ringed Plover Charadrius dubius 360 76.76 44 Lapwing Vanellus vanellus 453 96.59 45 Eurasian Whimbrel Numenius phaeopus 349 74.41 46 Curlew Numenius arquata 436 92.96 47 Black-tailed Godwit Limosa limosa 411 87.63 48 Jack Snipe Lymnocryptes minimus 232 49.47 49 Woodcock Scolopax rusticola 291 62.05 50 Snipe Gallinago gallinago 413 88.06 51 Common Sandpiper Actitis hypoleucos 397 84.65 52 Green Sandpiper Tringa ochropus 351 74.84 53 Redshank Tringa totanus 434 92.54 54 Greenshank Tringa nebularia 382 81.45 55 Turnstone Arenaria interpres 411 87.63 56 Ruff Calidris pugnax 369 78.68 57 Curlew Sandpiper Calidris ferruginea 260 55.44 58 Long-toed Stint Calidris subminuta 128 27.29 59 Dunlin Calidris alpina 418 89.13 60 Common Tern Sterna hirundo 407 86.78 61 Sandwich Tern Thalasseus sandvicensis 372 79.32 62 Little Gull Hydrocoloeus minutus 281 59.91 63 Kittiwake Rissa tridactyla 382 81.45 64 Black-headed Gull Chroicocephalus ridibundus 460 98.08 65 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 66 Common Gull Larus canus 418 89.13 67 Herring Gull Larus argentatus 457 97.44 68 Great Black-backed Gull Larus marinus 433 92.32 69 Lesser Black-backed Gull Larus fuscus 448 95.52 70 Iceland Gull Larus glaucoides 158 33.69 71 Arctic Skua Stercorarius parasiticus 204 43.50 72 Great Skua Stercorarius skua 216 46.06 73 Razorbill Alca torda 377 80.38 74 Common Guillemot Uria aalge 387 82.52 75 Red-throated Diver Gavia stellata 330 70.36 76 Great Northern Diver Gavia immer 287 61.19 77 Black-browed Albatross Thalassarche melanophris 200 42.64 78 Fulmar Fulmarus glacialis 389 82.94 79 Sooty Shearwater Ardenna grisea 126 26.87 80 Manx Shearwater Puffinus puffinus 246 52.45 81 Gannet Morus bassanus 405 86.35 82 Cormorant Phalacrocorax carbo 457 97.44 83 Shag Gulosus aristotelis 370 78.89 84 Spoonbill Platalea leucorodia 335 71.43 85 Bittern Botaurus stellaris 294 62.69 86 Little Egret Egretta garzetta 444 94.67 87 Great White Egret Ardea alba 387 82.52 88 Grey Heron Ardea cinerea 454 96.80 89 Osprey Pandion haliaetus 294 62.69 90 Sparrowhawk Accipiter nisus 443 94.46 91 Marsh Harrier Circus aeruginosus 406 86.57 92 Red Kite Milvus milvus 434 92.54 93 Buzzard Buteo buteo 457 97.44 94 Barn Owl Tyto alba 371 79.10 95 Little Owl Athene noctua 281 59.91 96 Long-eared Owl Asio otus 113 24.09 97 Tawny Owl Strix aluco 364 77.61 98 Kingfisher Alcedo atthis 410 87.42 99 Belted Kingfisher Megaceryle alcyon 93 19.83 100 Great Spotted Woodpecker Dendrocopos major 443 94.46 101 Green Woodpecker Picus viridis 395 84.22 102 Kestrel Falco tinnunculus 453 96.59 103 Hobby Falco subbuteo 347 73.99 104 Peregrine Falco peregrinus 421 89.77 105 Ring-necked Parakeet Psittacula krameri 290 61.83 106 Woodchat Shrike Lanius senator 99 21.11 107 Jay Garrulus glandarius 447 95.31 108 Magpie Pica pica 460 98.08 109 Jackdaw Coloeus monedula 459 97.87 110 Rook Corvus frugilegus 453 96.59 111 Carrion Crow Corvus corone 460 98.08 112 Raven Corvus corax 415 88.49 113 Coal Tit Periparus ater 446 95.10 114 Willow Tit Poecile montanus 179 38.17 115 Blue Tit Cyanistes caeruleus 463 98.72 116 Great Tit Parus major 461 98.29 117 Bearded Tit Panurus biarmicus 299 63.75 118 Skylark Alauda arvensis 440 93.82 119 Sand Martin Riparia riparia 426 90.83 120 Swallow Hirundo rustica 437 93.18 121 House Martin Delichon urbicum 432 92.11 122 Cetti's Warbler Cettia cetti 387 82.52 123 Long-tailed Tit Aegithalos caudatus 453 96.59 124 Yellow-browed Warbler Phylloscopus inornatus 128 27.29 125 Willow Warbler Phylloscopus trochilus 415 88.49 126 Chiffchaff Phylloscopus collybita 441 94.03 127 Green Warbler Phylloscopus nitidus 91 19.40 128 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 129 Reed Warbler Acrocephalus scirpaceus 399 85.07 130 Blackcap Sylvia atricapilla 437 93.18 131 Lesser Whitethroat Curruca curruca 332 70.79 132 Whitethroat Curruca communis 421 89.77 133 Goldcrest Regulus regulus 427 91.04 134 Wren Troglodytes troglodytes 458 97.65 135 Nuthatch Sitta europaea 431 91.90 136 Treecreeper Certhia familiaris 420 89.55 137 Northern Mockingbird Mimus polyglottos 132 28.14 138 Starling Sturnus vulgaris 458 97.65 139 Song Thrush Turdus philomelos 454 96.80 140 Mistle Thrush Turdus viscivorus 437 93.18 141 Redwing Turdus iliacus 443 94.46 142 Blackbird Turdus merula 462 98.51 143 Fieldfare Turdus pilaris 422 89.98 144 Spotted Flycatcher Muscicapa striata 330 70.36 145 Robin Erithacus rubecula 462 98.51 146 Nightingale Luscinia megarhynchos 158 33.69 147 Taiga Flycatcher Ficedula albicilla 47 10.02 148 Pied Flycatcher Ficedula hypoleuca 286 60.98 149 Red-flanked Bluetail Tarsiger cyanurus 52 11.09 150 Redstart Phoenicurus phoenicurus 335 71.43 151 Whinchat Saxicola rubetra 302 64.39 152 Stonechat Saxicola rubicola 432 92.11 153 Wheatear Oenanthe oenanthe 409 87.21 154 Dipper Cinclus cinclus 289 61.62 155 Tree Sparrow Passer montanus 328 69.94 156 House Sparrow Passer domesticus 458 97.65 157 Dunnock Prunella modularis 462 98.51 158 Yellow Wagtail Motacilla flava 368 78.46 159 Grey Wagtail Motacilla cinerea 440 93.82 160 Pied Wagtail Motacilla alba 460 98.08 161 Meadow Pipit Anthus pratensis 434 92.54 162 Water Pipit Anthus spinoletta 155 33.05 163 Rock Pipit Anthus petrosus 372 79.32 164 Chaffinch Fringilla coelebs 457 97.44 165 Brambling Fringilla montifringilla 310 66.10 166 Bullfinch Pyrrhula pyrrhula 429 91.47 167 Greenfinch Chloris chloris 453 96.59 168 Linnet Linaria cannabina 437 93.18 169 Lesser Redpoll Acanthis cabaret 341 72.71 170 Goldfinch Carduelis carduelis 454 96.80 171 Siskin Spinus spinus 414 88.27 172 Yellowhammer Emberiza citrinella 407 86.78 173 Reed Bunting Emberiza schoeniclus 439 93.60