David Nickeas: 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 Canada Goose Branta canadensis 460 98.08 2 Barnacle Goose Branta leucopsis 322 68.66 3 Cackling Goose Branta hutchinsii 19 4.05 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 Lesser White-fronted Goose Anser erythropus 3 0.64 8 Mute Swan Cygnus olor 461 98.29 9 Whooper Swan Cygnus cygnus 310 66.10 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 Goosander Mergus merganser 390 83.16 25 Grey Partridge Perdix perdix 294 62.69 26 Pheasant Phasianus colchicus 454 96.80 27 Quail Coturnix coturnix 87 18.55 28 Red-legged Partridge Alectoris rufa 400 85.29 29 Swift Apus apus 430 91.68 30 Cuckoo Cuculus canorus 382 81.45 31 Rock Dove (Feral Pigeon) Columba livia 403 85.93 32 Stock Dove Columba oenas 416 88.70 33 Woodpigeon Columba palumbus 463 98.72 34 Collared Dove Streptopelia decaocto 453 96.59 35 Water Rail Rallus aquaticus 353 75.27 36 Moorhen Gallinula chloropus 458 97.65 37 Coot Fulica atra 456 97.23 38 Little Grebe Tachybaptus ruficollis 443 94.46 39 Great Crested Grebe Podiceps cristatus 447 95.31 40 Oystercatcher Haematopus ostralegus 448 95.52 41 Avocet Recurvirostra avosetta 394 84.01 42 Grey Plover Pluvialis squatarola 343 73.13 43 Golden Plover Pluvialis apricaria 389 82.94 44 American Golden Plover Pluvialis dominica 73 15.57 45 Ringed Plover Charadrius hiaticula 399 85.07 46 Little Ringed Plover Charadrius dubius 360 76.76 47 Lapwing Vanellus vanellus 453 96.59 48 Eurasian Whimbrel Numenius phaeopus 349 74.41 49 Curlew Numenius arquata 436 92.96 50 Bar-tailed Godwit Limosa lapponica 368 78.46 51 Black-tailed Godwit Limosa limosa 411 87.63 52 Jack Snipe Lymnocryptes minimus 232 49.47 53 Woodcock Scolopax rusticola 291 62.05 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 Greenshank Tringa nebularia 382 81.45 60 Knot Calidris canutus 349 74.41 61 Ruff Calidris pugnax 369 78.68 62 Curlew Sandpiper Calidris ferruginea 260 55.44 63 Sanderling Calidris alba 369 78.68 64 Dunlin Calidris alpina 418 89.13 65 Little Stint Calidris minuta 290 61.83 66 Pectoral Sandpiper Calidris melanotos 177 37.74 67 Arctic Tern Sterna paradisaea 290 61.83 68 Common Tern Sterna hirundo 407 86.78 69 Roseate Tern Sterna dougallii 143 30.49 70 Sandwich Tern Thalasseus sandvicensis 372 79.32 71 Elegant Tern Thalasseus elegans 84 17.91 72 Kittiwake Rissa tridactyla 382 81.45 73 Black-headed Gull Chroicocephalus ridibundus 460 98.08 74 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 75 Common Gull Larus canus 418 89.13 76 Herring Gull Larus argentatus 457 97.44 77 Great Black-backed Gull Larus marinus 433 92.32 78 Lesser Black-backed Gull Larus fuscus 448 95.52 79 Arctic Skua Stercorarius parasiticus 204 43.50 80 Puffin Fratercula arctica 305 65.03 81 Black Guillemot Cepphus grylle 206 43.92 82 Razorbill Alca torda 377 80.38 83 Common Guillemot Uria aalge 387 82.52 84 Cormorant Phalacrocorax carbo 457 97.44 85 Glossy Ibis Plegadis falcinellus 213 45.42 86 Spoonbill Platalea leucorodia 335 71.43 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 Osprey Pandion haliaetus 294 62.69 92 Sparrowhawk Accipiter nisus 443 94.46 93 Marsh Harrier Circus aeruginosus 406 86.57 94 Buzzard Buteo buteo 457 97.44 95 Little Owl Athene noctua 281 59.91 96 Short-eared Owl Asio flammeus 262 55.86 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 Merlin Falco columbarius 275 58.64 104 Hobby Falco subbuteo 347 73.99 105 Peregrine Falco peregrinus 421 89.77 106 Ring-necked Parakeet Psittacula krameri 290 61.83 107 Red-backed Shrike Lanius collurio 122 26.01 108 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 Hooded Crow Corvus cornix 193 41.15 114 Raven Corvus corax 415 88.49 115 Coal Tit Periparus ater 446 95.10 116 Willow Tit Poecile montanus 179 38.17 117 Blue Tit Cyanistes caeruleus 463 98.72 118 Great Tit Parus major 461 98.29 119 Skylark Alauda arvensis 440 93.82 120 Sand Martin Riparia riparia 426 90.83 121 Swallow Hirundo rustica 437 93.18 122 House Martin Delichon urbicum 432 92.11 123 Long-tailed Tit Aegithalos caudatus 453 96.59 124 Wood Warbler Phylloscopus sibilatrix 179 38.17 125 Dusky Warbler Phylloscopus fuscatus 60 12.79 126 Willow Warbler Phylloscopus trochilus 415 88.49 127 Chiffchaff Phylloscopus collybita 441 94.03 128 Green Warbler Phylloscopus nitidus 91 19.40 129 Arctic Warbler Phylloscopus borealis 29 6.18 130 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 Lesser Whitethroat Curruca curruca 332 70.79 135 Whitethroat Curruca communis 421 89.77 136 Goldcrest Regulus regulus 427 91.04 137 Wren Troglodytes troglodytes 458 97.65 138 Nuthatch Sitta europaea 431 91.90 139 Treecreeper Certhia familiaris 420 89.55 140 Starling Sturnus vulgaris 458 97.65 141 Song Thrush Turdus philomelos 454 96.80 142 Mistle Thrush Turdus viscivorus 437 93.18 143 Redwing Turdus iliacus 443 94.46 144 Blackbird Turdus merula 462 98.51 145 Fieldfare Turdus pilaris 422 89.98 146 Spotted Flycatcher Muscicapa striata 330 70.36 147 Robin Erithacus rubecula 462 98.51 148 Redstart Phoenicurus phoenicurus 335 71.43 149 Whinchat Saxicola rubetra 302 64.39 150 Stonechat Saxicola rubicola 432 92.11 151 Wheatear Oenanthe oenanthe 409 87.21 152 Dipper Cinclus cinclus 289 61.62 153 Tree Sparrow Passer montanus 328 69.94 154 House Sparrow Passer domesticus 458 97.65 155 Dunnock Prunella modularis 462 98.51 156 Yellow Wagtail Motacilla flava 368 78.46 157 Grey Wagtail Motacilla cinerea 440 93.82 158 Pied Wagtail Motacilla alba 460 98.08 159 Meadow Pipit Anthus pratensis 434 92.54 160 Tree Pipit Anthus trivialis 307 65.46 161 Chaffinch Fringilla coelebs 457 97.44 162 Bullfinch Pyrrhula pyrrhula 429 91.47 163 Greenfinch Chloris chloris 453 96.59 164 Twite Linaria flavirostris 178 37.95 165 Linnet Linaria cannabina 437 93.18 166 Lesser Redpoll Acanthis cabaret 341 72.71 167 Common Crossbill Loxia curvirostra 263 56.08 168 Goldfinch Carduelis carduelis 454 96.80 169 Siskin Spinus spinus 414 88.27 170 Snow Bunting Plectrophenax nivalis 254 54.16 171 Corn Bunting Emberiza calandra 289 61.62 172 Yellowhammer Emberiza citrinella 407 86.78 173 Reed Bunting Emberiza schoeniclus 439 93.60