Angela Merrick: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 159 of 159 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 Whooper Swan Cygnus cygnus 310 66.10 9 Egyptian Goose Alopochen aegyptiaca 370 78.89 10 Shelduck Tadorna tadorna 441 94.03 11 Mandarin Duck Aix galericulata 310 66.10 12 Garganey Spatula querquedula 282 60.13 13 Shoveler Spatula clypeata 444 94.67 14 Gadwall Mareca strepera 442 94.24 15 Wigeon Mareca penelope 442 94.24 16 Mallard Anas platyrhynchos 461 98.29 17 Teal Anas crecca 445 94.88 18 Tufted Duck Aythya fuligula 457 97.44 19 Eider Somateria mollissima 333 71.00 20 Long-tailed Duck Clangula hyemalis 205 43.71 21 Goosander Mergus merganser 390 83.16 22 Red-breasted Merganser Mergus serrator 324 69.08 23 Red Grouse Lagopus lagopus 209 44.56 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 Corncrake Crex crex 26 5.54 34 Moorhen Gallinula chloropus 458 97.65 35 Coot Fulica atra 456 97.23 36 Little Grebe Tachybaptus ruficollis 443 94.46 37 Great Crested Grebe Podiceps cristatus 447 95.31 38 Oystercatcher Haematopus ostralegus 448 95.52 39 Avocet Recurvirostra avosetta 394 84.01 40 Golden Plover Pluvialis apricaria 389 82.94 41 Ringed Plover Charadrius hiaticula 399 85.07 42 Lapwing Vanellus vanellus 453 96.59 43 Curlew Numenius arquata 436 92.96 44 Bar-tailed Godwit Limosa lapponica 368 78.46 45 Black-tailed Godwit Limosa limosa 411 87.63 46 Jack Snipe Lymnocryptes minimus 232 49.47 47 Woodcock Scolopax rusticola 291 62.05 48 Snipe Gallinago gallinago 413 88.06 49 Common Sandpiper Actitis hypoleucos 397 84.65 50 Redshank Tringa totanus 434 92.54 51 Greenshank Tringa nebularia 382 81.45 52 Turnstone Arenaria interpres 411 87.63 53 Knot Calidris canutus 349 74.41 54 Sanderling Calidris alba 369 78.68 55 Dunlin Calidris alpina 418 89.13 56 Common Tern Sterna hirundo 407 86.78 57 Kittiwake Rissa tridactyla 382 81.45 58 Black-headed Gull Chroicocephalus ridibundus 460 98.08 59 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 60 Common Gull Larus canus 418 89.13 61 Herring Gull Larus argentatus 457 97.44 62 Great Black-backed Gull Larus marinus 433 92.32 63 Lesser Black-backed Gull Larus fuscus 448 95.52 64 Great Skua Stercorarius skua 216 46.06 65 Puffin Fratercula arctica 305 65.03 66 Black Guillemot Cepphus grylle 206 43.92 67 Razorbill Alca torda 377 80.38 68 Common Guillemot Uria aalge 387 82.52 69 Red-throated Diver Gavia stellata 330 70.36 70 Great Northern Diver Gavia immer 287 61.19 71 Fulmar Fulmarus glacialis 389 82.94 72 Gannet Morus bassanus 405 86.35 73 Cormorant Phalacrocorax carbo 457 97.44 74 Shag Gulosus aristotelis 370 78.89 75 Bittern Botaurus stellaris 294 62.69 76 Little Egret Egretta garzetta 444 94.67 77 Great White Egret Ardea alba 387 82.52 78 Grey Heron Ardea cinerea 454 96.80 79 Golden Eagle Aquila chrysaetos 81 17.27 80 Sparrowhawk Accipiter nisus 443 94.46 81 Goshawk Accipiter gentilis 195 41.58 82 Marsh Harrier Circus aeruginosus 406 86.57 83 Hen Harrier Circus cyaneus 227 48.40 84 Red Kite Milvus milvus 434 92.54 85 White-tailed Eagle Haliaeetus albicilla 114 24.31 86 Buzzard Buteo buteo 457 97.44 87 Short-eared Owl Asio flammeus 262 55.86 88 Kingfisher Alcedo atthis 410 87.42 89 Lesser Spotted Woodpecker Dryobates minor 117 24.95 90 Great Spotted Woodpecker Dendrocopos major 443 94.46 91 Green Woodpecker Picus viridis 395 84.22 92 Kestrel Falco tinnunculus 453 96.59 93 Merlin Falco columbarius 275 58.64 94 Hobby Falco subbuteo 347 73.99 95 Peregrine Falco peregrinus 421 89.77 96 Red-backed Shrike Lanius collurio 122 26.01 97 Jay Garrulus glandarius 447 95.31 98 Magpie Pica pica 460 98.08 99 Jackdaw Coloeus monedula 459 97.87 100 Rook Corvus frugilegus 453 96.59 101 Carrion Crow Corvus corone 460 98.08 102 Hooded Crow Corvus cornix 193 41.15 103 Raven Corvus corax 415 88.49 104 Coal Tit Periparus ater 446 95.10 105 Marsh Tit Poecile palustris 318 67.80 106 Blue Tit Cyanistes caeruleus 463 98.72 107 Great Tit Parus major 461 98.29 108 Bearded Tit Panurus biarmicus 299 63.75 109 Woodlark Lullula arborea 210 44.78 110 Skylark Alauda arvensis 440 93.82 111 Sand Martin Riparia riparia 426 90.83 112 Swallow Hirundo rustica 437 93.18 113 House Martin Delichon urbicum 432 92.11 114 Cetti's Warbler Cettia cetti 387 82.52 115 Long-tailed Tit Aegithalos caudatus 453 96.59 116 Yellow-browed Warbler Phylloscopus inornatus 128 27.29 117 Willow Warbler Phylloscopus trochilus 415 88.49 118 Chiffchaff Phylloscopus collybita 441 94.03 119 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 120 Reed Warbler Acrocephalus scirpaceus 399 85.07 121 Grasshopper Warbler Locustella naevia 264 56.29 122 Blackcap Sylvia atricapilla 437 93.18 123 Garden Warbler Sylvia borin 343 73.13 124 Whitethroat Curruca communis 421 89.77 125 Dartford Warbler Curruca undata 184 39.23 126 Goldcrest Regulus regulus 427 91.04 127 Wren Troglodytes troglodytes 458 97.65 128 Nuthatch Sitta europaea 431 91.90 129 Treecreeper Certhia familiaris 420 89.55 130 Starling Sturnus vulgaris 458 97.65 131 Song Thrush Turdus philomelos 454 96.80 132 Mistle Thrush Turdus viscivorus 437 93.18 133 Redwing Turdus iliacus 443 94.46 134 Blackbird Turdus merula 462 98.51 135 Fieldfare Turdus pilaris 422 89.98 136 Ring Ouzel Turdus torquatus 261 55.65 137 Robin Erithacus rubecula 462 98.51 138 Pied Flycatcher Ficedula hypoleuca 286 60.98 139 Stonechat Saxicola rubicola 432 92.11 140 Wheatear Oenanthe oenanthe 409 87.21 141 Dipper Cinclus cinclus 289 61.62 142 House Sparrow Passer domesticus 458 97.65 143 Dunnock Prunella modularis 462 98.51 144 Grey Wagtail Motacilla cinerea 440 93.82 145 Pied Wagtail Motacilla alba 460 98.08 146 Meadow Pipit Anthus pratensis 434 92.54 147 Chaffinch Fringilla coelebs 457 97.44 148 Brambling Fringilla montifringilla 310 66.10 149 Bullfinch Pyrrhula pyrrhula 429 91.47 150 Common Rosefinch Carpodacus erythrinus 69 14.71 151 Greenfinch Chloris chloris 453 96.59 152 Twite Linaria flavirostris 178 37.95 153 Linnet Linaria cannabina 437 93.18 154 Lesser Redpoll Acanthis cabaret 341 72.71 155 Common Crossbill Loxia curvirostra 263 56.08 156 Goldfinch Carduelis carduelis 454 96.80 157 Siskin Spinus spinus 414 88.27 158 Yellowhammer Emberiza citrinella 407 86.78 159 Reed Bunting Emberiza schoeniclus 439 93.60