Angus Barnett: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 146 of 146 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 Mute Swan Cygnus olor 461 98.29 7 Whooper Swan Cygnus cygnus 310 66.10 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 Teal Anas crecca 445 94.88 15 Pochard Aythya ferina 426 90.83 16 Ring-necked Duck Aythya collaris 190 40.51 17 Tufted Duck Aythya fuligula 457 97.44 18 Eider Somateria mollissima 333 71.00 19 Common Scoter Melanitta nigra 347 73.99 20 Goosander Mergus merganser 390 83.16 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 Avocet Recurvirostra avosetta 394 84.01 37 Golden Plover Pluvialis apricaria 389 82.94 38 Ringed Plover Charadrius hiaticula 399 85.07 39 Lapwing Vanellus vanellus 453 96.59 40 White-tailed Plover Vanellus leucurus 200 42.64 41 Eurasian Whimbrel Numenius phaeopus 349 74.41 42 Curlew Numenius arquata 436 92.96 43 Black-tailed Godwit Limosa limosa 411 87.63 44 Snipe Gallinago gallinago 413 88.06 45 Common Sandpiper Actitis hypoleucos 397 84.65 46 Redshank Tringa totanus 434 92.54 47 Spotted Redshank Tringa erythropus 331 70.58 48 Greenshank Tringa nebularia 382 81.45 49 Turnstone Arenaria interpres 411 87.63 50 Knot Calidris canutus 349 74.41 51 Ruff Calidris pugnax 369 78.68 52 Dunlin Calidris alpina 418 89.13 53 Purple Sandpiper Calidris maritima 265 56.50 54 Common Tern Sterna hirundo 407 86.78 55 Sandwich Tern Thalasseus sandvicensis 372 79.32 56 Elegant Tern Thalasseus elegans 84 17.91 57 Little Gull Hydrocoloeus minutus 281 59.91 58 Kittiwake Rissa tridactyla 382 81.45 59 Black-headed Gull Chroicocephalus ridibundus 460 98.08 60 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 61 Common Gull Larus canus 418 89.13 62 Herring Gull Larus argentatus 457 97.44 63 Great Black-backed Gull Larus marinus 433 92.32 64 Lesser Black-backed Gull Larus fuscus 448 95.52 65 Red-throated Diver Gavia stellata 330 70.36 66 Gannet Morus bassanus 405 86.35 67 Cormorant Phalacrocorax carbo 457 97.44 68 Shag Gulosus aristotelis 370 78.89 69 Glossy Ibis Plegadis falcinellus 213 45.42 70 Little Egret Egretta garzetta 444 94.67 71 Cattle Egret Bubulcus ibis 300 63.97 72 Great White Egret Ardea alba 387 82.52 73 Grey Heron Ardea cinerea 454 96.80 74 Osprey Pandion haliaetus 294 62.69 75 Sparrowhawk Accipiter nisus 443 94.46 76 Marsh Harrier Circus aeruginosus 406 86.57 77 Red Kite Milvus milvus 434 92.54 78 Buzzard Buteo buteo 457 97.44 79 Barn Owl Tyto alba 371 79.10 80 Little Owl Athene noctua 281 59.91 81 Short-eared Owl Asio flammeus 262 55.86 82 Kingfisher Alcedo atthis 410 87.42 83 Great Spotted Woodpecker Dendrocopos major 443 94.46 84 Green Woodpecker Picus viridis 395 84.22 85 Kestrel Falco tinnunculus 453 96.59 86 Peregrine Falco peregrinus 421 89.77 87 Ring-necked Parakeet Psittacula krameri 290 61.83 88 Great Grey Shrike Lanius excubitor 67 14.29 89 Jay Garrulus glandarius 447 95.31 90 Magpie Pica pica 460 98.08 91 Chough Pyrrhocorax pyrrhocorax 194 41.36 92 Jackdaw Coloeus monedula 459 97.87 93 Rook Corvus frugilegus 453 96.59 94 Carrion Crow Corvus corone 460 98.08 95 Hooded Crow Corvus cornix 193 41.15 96 Raven Corvus corax 415 88.49 97 Coal Tit Periparus ater 446 95.10 98 Blue Tit Cyanistes caeruleus 463 98.72 99 Great Tit Parus major 461 98.29 100 Bearded Tit Panurus biarmicus 299 63.75 101 Skylark Alauda arvensis 440 93.82 102 Sand Martin Riparia riparia 426 90.83 103 Swallow Hirundo rustica 437 93.18 104 House Martin Delichon urbicum 432 92.11 105 Cetti's Warbler Cettia cetti 387 82.52 106 Long-tailed Tit Aegithalos caudatus 453 96.59 107 Hume's Warbler Phylloscopus humei 5 1.07 108 Willow Warbler Phylloscopus trochilus 415 88.49 109 Chiffchaff Phylloscopus collybita 441 94.03 110 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 111 Grasshopper Warbler Locustella naevia 264 56.29 112 Blackcap Sylvia atricapilla 437 93.18 113 Garden Warbler Sylvia borin 343 73.13 114 Whitethroat Curruca communis 421 89.77 115 Goldcrest Regulus regulus 427 91.04 116 Wren Troglodytes troglodytes 458 97.65 117 Nuthatch Sitta europaea 431 91.90 118 Treecreeper Certhia familiaris 420 89.55 119 Starling Sturnus vulgaris 458 97.65 120 Song Thrush Turdus philomelos 454 96.80 121 Mistle Thrush Turdus viscivorus 437 93.18 122 Redwing Turdus iliacus 443 94.46 123 Blackbird Turdus merula 462 98.51 124 Fieldfare Turdus pilaris 422 89.98 125 Robin Erithacus rubecula 462 98.51 126 Pied Flycatcher Ficedula hypoleuca 286 60.98 127 Whinchat Saxicola rubetra 302 64.39 128 Stonechat Saxicola rubicola 432 92.11 129 Wheatear Oenanthe oenanthe 409 87.21 130 Dipper Cinclus cinclus 289 61.62 131 House Sparrow Passer domesticus 458 97.65 132 Dunnock Prunella modularis 462 98.51 133 Grey Wagtail Motacilla cinerea 440 93.82 134 Pied Wagtail Motacilla alba 460 98.08 135 Meadow Pipit Anthus pratensis 434 92.54 136 Tree Pipit Anthus trivialis 307 65.46 137 Rock Pipit Anthus petrosus 372 79.32 138 Chaffinch Fringilla coelebs 457 97.44 139 Bullfinch Pyrrhula pyrrhula 429 91.47 140 Greenfinch Chloris chloris 453 96.59 141 Linnet Linaria cannabina 437 93.18 142 Common Crossbill Loxia curvirostra 263 56.08 143 Goldfinch Carduelis carduelis 454 96.80 144 Siskin Spinus spinus 414 88.27 145 Yellowhammer Emberiza citrinella 407 86.78 146 Reed Bunting Emberiza schoeniclus 439 93.60