Chris Onn: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 141 of 141 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Canada Goose Branta canadensis 487 98.19 2 Barnacle Goose Branta leucopsis 374 75.40 3 Greylag Goose Anser anser 481 96.98 4 Pink-footed Goose Anser brachyrhynchus 399 80.44 5 White-fronted Goose Anser albifrons 299 60.28 6 Mute Swan Cygnus olor 490 98.79 7 Whooper Swan Cygnus cygnus 386 77.82 8 Shelduck Tadorna tadorna 477 96.17 9 Mandarin Duck Aix galericulata 346 69.76 10 Garganey Spatula querquedula 320 64.52 11 Shoveler Spatula clypeata 468 94.35 12 Gadwall Mareca strepera 464 93.55 13 Wigeon Mareca penelope 472 95.16 14 Mallard Anas platyrhynchos 489 98.59 15 Pintail Anas acuta 435 87.70 16 Teal Anas crecca 478 96.37 17 Pochard Aythya ferina 455 91.73 18 Tufted Duck Aythya fuligula 478 96.37 19 Long-tailed Duck Clangula hyemalis 283 57.06 20 Goldeneye Bucephala clangula 432 87.10 21 Goosander Mergus merganser 434 87.50 22 Red-breasted Merganser Mergus serrator 364 73.39 23 Pheasant Phasianus colchicus 483 97.38 24 Nightjar Caprimulgus europaeus 228 45.97 25 Swift Apus apus 443 89.31 26 Cuckoo Cuculus canorus 389 78.43 27 Rock Dove (Feral Pigeon) Columba livia 417 84.07 28 Stock Dove Columba oenas 449 90.52 29 Woodpigeon Columba palumbus 490 98.79 30 Collared Dove Streptopelia decaocto 484 97.58 31 Moorhen Gallinula chloropus 488 98.39 32 Coot Fulica atra 483 97.38 33 Crane Grus grus 257 51.81 34 Little Grebe Tachybaptus ruficollis 466 93.95 35 Great Crested Grebe Podiceps cristatus 467 94.15 36 Golden Plover Pluvialis apricaria 421 84.88 37 Ringed Plover Charadrius hiaticula 443 89.31 38 Little Ringed Plover Charadrius dubius 373 75.20 39 Lapwing Vanellus vanellus 479 96.57 40 Curlew Numenius arquata 465 93.75 41 Bar-tailed Godwit Limosa lapponica 376 75.81 42 Black-tailed Godwit Limosa limosa 444 89.52 43 Woodcock Scolopax rusticola 321 64.72 44 Snipe Gallinago gallinago 446 89.92 45 Common Sandpiper Actitis hypoleucos 408 82.26 46 Green Sandpiper Tringa ochropus 349 70.36 47 Wood Sandpiper Tringa glareola 260 52.42 48 Redshank Tringa totanus 470 94.76 49 Spotted Redshank Tringa erythropus 301 60.69 50 Greenshank Tringa nebularia 375 75.60 51 Turnstone Arenaria interpres 434 87.50 52 Knot Calidris canutus 348 70.16 53 Ruff Calidris pugnax 390 78.63 54 Curlew Sandpiper Calidris ferruginea 267 53.83 55 Sanderling Calidris alba 387 78.02 56 Dunlin Calidris alpina 452 91.13 57 Little Stint Calidris minuta 262 52.82 58 Little Gull Hydrocoloeus minutus 285 57.46 59 Black-headed Gull Chroicocephalus ridibundus 485 97.78 60 Common Gull Larus canus 461 92.94 61 Herring Gull Larus argentatus 483 97.38 62 Great Black-backed Gull Larus marinus 453 91.33 63 Lesser Black-backed Gull Larus fuscus 462 93.15 64 Iceland Gull Larus glaucoides 109 21.98 65 Puffin Fratercula arctica 260 52.42 66 Razorbill Alca torda 372 75.00 67 Common Guillemot Uria aalge 391 78.83 68 Great Northern Diver Gavia immer 328 66.13 69 Gannet Morus bassanus 404 81.45 70 Cormorant Phalacrocorax carbo 485 97.78 71 Shag Gulosus aristotelis 393 79.23 72 Spoonbill Platalea leucorodia 349 70.36 73 Night-heron Nycticorax nycticorax 186 37.50 74 Little Egret Egretta garzetta 473 95.36 75 Cattle Egret Bubulcus ibis 337 67.94 76 Great White Egret Ardea alba 428 86.29 77 Grey Heron Ardea cinerea 484 97.58 78 Sparrowhawk Accipiter nisus 469 94.56 79 Marsh Harrier Circus aeruginosus 441 88.91 80 Hen Harrier Circus cyaneus 319 64.31 81 Red Kite Milvus milvus 468 94.35 82 Buzzard Buteo buteo 487 98.19 83 Barn Owl Tyto alba 413 83.27 84 Little Owl Athene noctua 262 52.82 85 Short-eared Owl Asio flammeus 310 62.50 86 Tawny Owl Strix aluco 384 77.42 87 Hoopoe Upupa epops 90 18.15 88 Great Spotted Woodpecker Dendrocopos major 467 94.15 89 Green Woodpecker Picus viridis 406 81.85 90 Kestrel Falco tinnunculus 486 97.98 91 Hobby Falco subbuteo 352 70.97 92 Jay Garrulus glandarius 470 94.76 93 Magpie Pica pica 490 98.79 94 Chough Pyrrhocorax pyrrhocorax 210 42.34 95 Jackdaw Coloeus monedula 488 98.39 96 Rook Corvus frugilegus 476 95.97 97 Carrion Crow Corvus corone 489 98.59 98 Raven Corvus corax 430 86.69 99 Coal Tit Periparus ater 468 94.35 100 Willow Tit Poecile montanus 177 35.69 101 Blue Tit Cyanistes caeruleus 488 98.39 102 Great Tit Parus major 487 98.19 103 Skylark Alauda arvensis 469 94.56 104 Sand Martin Riparia riparia 443 89.31 105 Swallow Hirundo rustica 453 91.33 106 House Martin Delichon urbicum 444 89.52 107 Long-tailed Tit Aegithalos caudatus 483 97.38 108 Willow Warbler Phylloscopus trochilus 425 85.69 109 Chiffchaff Phylloscopus collybita 465 93.75 110 Grasshopper Warbler Locustella naevia 235 47.38 111 Garden Warbler Sylvia borin 365 73.59 112 Whitethroat Curruca communis 428 86.29 113 Goldcrest Regulus regulus 458 92.34 114 Wren Troglodytes troglodytes 486 97.98 115 Nuthatch Sitta europaea 447 90.12 116 Treecreeper Certhia familiaris 438 88.31 117 Starling Sturnus vulgaris 487 98.19 118 Song Thrush Turdus philomelos 472 95.16 119 Mistle Thrush Turdus viscivorus 452 91.13 120 Redwing Turdus iliacus 467 94.15 121 Blackbird Turdus merula 490 98.79 122 Fieldfare Turdus pilaris 453 91.33 123 Robin Erithacus rubecula 485 97.78 124 Redstart Phoenicurus phoenicurus 314 63.31 125 Stonechat Saxicola rubicola 459 92.54 126 Wheatear Oenanthe oenanthe 413 83.27 127 Dipper Cinclus cinclus 330 66.53 128 House Sparrow Passer domesticus 488 98.39 129 Dunnock Prunella modularis 481 96.98 130 Grey Wagtail Motacilla cinerea 451 90.93 131 Pied Wagtail Motacilla alba 479 96.57 132 Meadow Pipit Anthus pratensis 467 94.15 133 Chaffinch Fringilla coelebs 484 97.58 134 Bullfinch Pyrrhula pyrrhula 435 87.70 135 Greenfinch Chloris chloris 471 94.96 136 Linnet Linaria cannabina 458 92.34 137 Lesser Redpoll Acanthis cabaret 345 69.56 138 Goldfinch Carduelis carduelis 486 97.98 139 Siskin Spinus spinus 425 85.69 140 Reed Bunting Emberiza schoeniclus 463 93.35 141 Magnolia Warbler Setophaga magnolia 105 21.17