Tom Speller: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 177 of 177 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 Pintail Anas acuta 390 83.16 18 Teal Anas crecca 445 94.88 19 Pochard Aythya ferina 426 90.83 20 Tufted Duck Aythya fuligula 457 97.44 21 Eider Somateria mollissima 333 71.00 22 Common Scoter Melanitta nigra 347 73.99 23 Goldeneye Bucephala clangula 383 81.66 24 Smew Mergellus albellus 159 33.90 25 Goosander Mergus merganser 390 83.16 26 Grey Partridge Perdix perdix 294 62.69 27 Pheasant Phasianus colchicus 454 96.80 28 Quail Coturnix coturnix 87 18.55 29 Red-legged Partridge Alectoris rufa 400 85.29 30 Swift Apus apus 430 91.68 31 Cuckoo Cuculus canorus 382 81.45 32 Rock Dove (Feral Pigeon) Columba livia 403 85.93 33 Stock Dove Columba oenas 416 88.70 34 Woodpigeon Columba palumbus 463 98.72 35 Collared Dove Streptopelia decaocto 453 96.59 36 Water Rail Rallus aquaticus 353 75.27 37 Moorhen Gallinula chloropus 458 97.65 38 Coot Fulica atra 456 97.23 39 Little Grebe Tachybaptus ruficollis 443 94.46 40 Great Crested Grebe Podiceps cristatus 447 95.31 41 Black-necked Grebe Podiceps nigricollis 255 54.37 42 Stone-curlew Burhinus oedicnemus 168 35.82 43 Oystercatcher Haematopus ostralegus 448 95.52 44 Avocet Recurvirostra avosetta 394 84.01 45 Grey Plover Pluvialis squatarola 343 73.13 46 Golden Plover Pluvialis apricaria 389 82.94 47 Ringed Plover Charadrius hiaticula 399 85.07 48 Little Ringed Plover Charadrius dubius 360 76.76 49 Lapwing Vanellus vanellus 453 96.59 50 Eurasian Whimbrel Numenius phaeopus 349 74.41 51 Curlew Numenius arquata 436 92.96 52 Bar-tailed Godwit Limosa lapponica 368 78.46 53 Black-tailed Godwit Limosa limosa 411 87.63 54 Snipe Gallinago gallinago 413 88.06 55 Common Sandpiper Actitis hypoleucos 397 84.65 56 Green Sandpiper Tringa ochropus 351 74.84 57 Wood Sandpiper Tringa glareola 270 57.57 58 Redshank Tringa totanus 434 92.54 59 Spotted Redshank Tringa erythropus 331 70.58 60 Greenshank Tringa nebularia 382 81.45 61 Turnstone Arenaria interpres 411 87.63 62 Knot Calidris canutus 349 74.41 63 Ruff Calidris pugnax 369 78.68 64 Sanderling Calidris alba 369 78.68 65 Dunlin Calidris alpina 418 89.13 66 Little Stint Calidris minuta 290 61.83 67 Common Tern Sterna hirundo 407 86.78 68 Sandwich Tern Thalasseus sandvicensis 372 79.32 69 Little Gull Hydrocoloeus minutus 281 59.91 70 Kittiwake Rissa tridactyla 382 81.45 71 Bonaparte's Gull Chroicocephalus philadelphia 107 22.81 72 Black-headed Gull Chroicocephalus ridibundus 460 98.08 73 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 74 Common Gull Larus canus 418 89.13 75 Caspian Gull Larus cachinnans 184 39.23 76 Herring Gull Larus argentatus 457 97.44 77 Yellow-legged Gull Larus michahellis 226 48.19 78 Great Black-backed Gull Larus marinus 433 92.32 79 Lesser Black-backed Gull Larus fuscus 448 95.52 80 Common Guillemot Uria aalge 387 82.52 81 Red-throated Diver Gavia stellata 330 70.36 82 Great Northern Diver Gavia immer 287 61.19 83 Gannet Morus bassanus 405 86.35 84 Cormorant Phalacrocorax carbo 457 97.44 85 Glossy Ibis Plegadis falcinellus 213 45.42 86 Bittern Botaurus stellaris 294 62.69 87 Little Egret Egretta garzetta 444 94.67 88 Cattle Egret Bubulcus ibis 300 63.97 89 Great White Egret Ardea alba 387 82.52 90 Grey Heron Ardea cinerea 454 96.80 91 Sparrowhawk Accipiter nisus 443 94.46 92 Marsh Harrier Circus aeruginosus 406 86.57 93 Hen Harrier Circus cyaneus 227 48.40 94 Red Kite Milvus milvus 434 92.54 95 Buzzard Buteo buteo 457 97.44 96 Barn Owl Tyto alba 371 79.10 97 Little Owl Athene noctua 281 59.91 98 Short-eared Owl Asio flammeus 262 55.86 99 Tawny Owl Strix aluco 364 77.61 100 Roller Coracias garrulus 113 24.09 101 Kingfisher Alcedo atthis 410 87.42 102 Great Spotted Woodpecker Dendrocopos major 443 94.46 103 Green Woodpecker Picus viridis 395 84.22 104 Kestrel Falco tinnunculus 453 96.59 105 Hobby Falco subbuteo 347 73.99 106 Peregrine Falco peregrinus 421 89.77 107 Ring-necked Parakeet Psittacula krameri 290 61.83 108 Jay Garrulus glandarius 447 95.31 109 Magpie Pica pica 460 98.08 110 Jackdaw Coloeus monedula 459 97.87 111 Rook Corvus frugilegus 453 96.59 112 Carrion Crow Corvus corone 460 98.08 113 Raven Corvus corax 415 88.49 114 Coal Tit Periparus ater 446 95.10 115 Marsh Tit Poecile palustris 318 67.80 116 Blue Tit Cyanistes caeruleus 463 98.72 117 Great Tit Parus major 461 98.29 118 Bearded Tit Panurus biarmicus 299 63.75 119 Woodlark Lullula arborea 210 44.78 120 Skylark Alauda arvensis 440 93.82 121 Shore Lark Eremophila alpestris 122 26.01 122 Sand Martin Riparia riparia 426 90.83 123 Tree Swallow Tachycineta bicolor 1 0.21 124 Swallow Hirundo rustica 437 93.18 125 House Martin Delichon urbicum 432 92.11 126 Cetti's Warbler Cettia cetti 387 82.52 127 Long-tailed Tit Aegithalos caudatus 453 96.59 128 Willow Warbler Phylloscopus trochilus 415 88.49 129 Chiffchaff Phylloscopus collybita 441 94.03 130 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 131 Reed Warbler Acrocephalus scirpaceus 399 85.07 132 Grasshopper Warbler Locustella naevia 264 56.29 133 Blackcap Sylvia atricapilla 437 93.18 134 Garden Warbler Sylvia borin 343 73.13 135 Lesser Whitethroat Curruca curruca 332 70.79 136 Whitethroat Curruca communis 421 89.77 137 Dartford Warbler Curruca undata 184 39.23 138 Firecrest Regulus ignicapilla 198 42.22 139 Goldcrest Regulus regulus 427 91.04 140 Wren Troglodytes troglodytes 458 97.65 141 Nuthatch Sitta europaea 431 91.90 142 Treecreeper Certhia familiaris 420 89.55 143 Starling Sturnus vulgaris 458 97.65 144 Song Thrush Turdus philomelos 454 96.80 145 Mistle Thrush Turdus viscivorus 437 93.18 146 Redwing Turdus iliacus 443 94.46 147 Blackbird Turdus merula 462 98.51 148 Fieldfare Turdus pilaris 422 89.98 149 Ring Ouzel Turdus torquatus 261 55.65 150 Spotted Flycatcher Muscicapa striata 330 70.36 151 Robin Erithacus rubecula 462 98.51 152 Redstart Phoenicurus phoenicurus 335 71.43 153 Whinchat Saxicola rubetra 302 64.39 154 Stonechat Saxicola rubicola 432 92.11 155 Wheatear Oenanthe oenanthe 409 87.21 156 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 Tree Pipit Anthus trivialis 307 65.46 163 Rock Pipit Anthus petrosus 372 79.32 164 Chaffinch Fringilla coelebs 457 97.44 165 Brambling Fringilla montifringilla 310 66.10 166 Hawfinch Coccothraustes coccothraustes 170 36.25 167 Bullfinch Pyrrhula pyrrhula 429 91.47 168 Greenfinch Chloris chloris 453 96.59 169 Linnet Linaria cannabina 437 93.18 170 Lesser Redpoll Acanthis cabaret 341 72.71 171 Common Crossbill Loxia curvirostra 263 56.08 172 Goldfinch Carduelis carduelis 454 96.80 173 Siskin Spinus spinus 414 88.27 174 Snow Bunting Plectrophenax nivalis 254 54.16 175 Corn Bunting Emberiza calandra 289 61.62 176 Yellowhammer Emberiza citrinella 407 86.78 177 Reed Bunting Emberiza schoeniclus 439 93.60