Paul Bowker: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 180 of 180 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 Bewick's Swan Cygnus columbianus 258 52.02 8 Whooper Swan Cygnus cygnus 386 77.82 9 Egyptian Goose Alopochen aegyptiaca 391 78.83 10 Shelduck Tadorna tadorna 477 96.17 11 Mandarin Duck Aix galericulata 346 69.76 12 Garganey Spatula querquedula 320 64.52 13 Shoveler Spatula clypeata 468 94.35 14 Gadwall Mareca strepera 464 93.55 15 Wigeon Mareca penelope 472 95.16 16 Mallard Anas platyrhynchos 489 98.59 17 Pintail Anas acuta 435 87.70 18 Teal Anas crecca 478 96.37 19 Green-winged Teal Anas carolinensis 116 23.39 20 Red-crested Pochard Netta rufina 204 41.13 21 Pochard Aythya ferina 455 91.73 22 Ferruginous Duck Aythya nyroca 80 16.13 23 Ring-necked Duck Aythya collaris 233 46.98 24 Tufted Duck Aythya fuligula 478 96.37 25 Scaup Aythya marila 318 64.11 26 Common Scoter Melanitta nigra 378 76.21 27 Goldeneye Bucephala clangula 432 87.10 28 Smew Mergellus albellus 245 49.40 29 Goosander Mergus merganser 434 87.50 30 Red Grouse Lagopus lagopus 258 52.02 31 Grey Partridge Perdix perdix 314 63.31 32 Pheasant Phasianus colchicus 483 97.38 33 Red-legged Partridge Alectoris rufa 405 81.65 34 Swift Apus apus 443 89.31 35 Cuckoo Cuculus canorus 389 78.43 36 Rock Dove (Feral Pigeon) Columba livia 417 84.07 37 Stock Dove Columba oenas 449 90.52 38 Woodpigeon Columba palumbus 490 98.79 39 Turtle Dove Streptopelia turtur 174 35.08 40 Collared Dove Streptopelia decaocto 484 97.58 41 Moorhen Gallinula chloropus 488 98.39 42 Coot Fulica atra 483 97.38 43 Little Grebe Tachybaptus ruficollis 466 93.95 44 Great Crested Grebe Podiceps cristatus 467 94.15 45 Slavonian Grebe Podiceps auritus 229 46.17 46 Black-necked Grebe Podiceps nigricollis 253 51.01 47 Oystercatcher Haematopus ostralegus 471 94.96 48 Black-winged Stilt Himantopus himantopus 225 45.36 49 Avocet Recurvirostra avosetta 432 87.10 50 Grey Plover Pluvialis squatarola 375 75.60 51 Golden Plover Pluvialis apricaria 421 84.88 52 Ringed Plover Charadrius hiaticula 443 89.31 53 Little Ringed Plover Charadrius dubius 373 75.20 54 Lapwing Vanellus vanellus 479 96.57 55 Kentish Plover Anarhynchus alexandrinus 73 14.72 56 Eurasian Whimbrel Numenius phaeopus 335 67.54 57 Curlew Numenius arquata 465 93.75 58 Bar-tailed Godwit Limosa lapponica 376 75.81 59 Black-tailed Godwit Limosa limosa 444 89.52 60 Snipe Gallinago gallinago 446 89.92 61 Common Sandpiper Actitis hypoleucos 408 82.26 62 Green Sandpiper Tringa ochropus 349 70.36 63 Wood Sandpiper Tringa glareola 259 52.22 64 Redshank Tringa totanus 470 94.76 65 Spotted Redshank Tringa erythropus 300 60.48 66 Greenshank Tringa nebularia 375 75.60 67 Turnstone Arenaria interpres 433 87.30 68 Knot Calidris canutus 347 69.96 69 Ruff Calidris pugnax 390 78.63 70 Temminck's Stint Calidris temminckii 144 29.03 71 Buff-breasted Sandpiper Calidris subruficollis 128 25.81 72 Sanderling Calidris alba 387 78.02 73 Dunlin Calidris alpina 452 91.13 74 Little Stint Calidris minuta 262 52.82 75 Common Tern Sterna hirundo 406 81.85 76 Little Gull Hydrocoloeus minutus 284 57.26 77 Black-headed Gull Chroicocephalus ridibundus 485 97.78 78 Mediterranean Gull Ichthyaetus melanocephalus 385 77.62 79 Common Gull Larus canus 461 92.94 80 Caspian Gull Larus cachinnans 200 40.32 81 Herring Gull Larus argentatus 483 97.38 82 Great Black-backed Gull Larus marinus 454 91.53 83 Lesser Black-backed Gull Larus fuscus 462 93.15 84 Puffin Fratercula arctica 260 52.42 85 Razorbill Alca torda 372 75.00 86 Common Guillemot Uria aalge 391 78.83 87 Red-throated Diver Gavia stellata 356 71.77 88 Great Northern Diver Gavia immer 328 66.13 89 Fulmar Fulmarus glacialis 368 74.19 90 Cory's Shearwater Calonectris borealis 137 27.62 91 Sooty Shearwater Ardenna grisea 149 30.04 92 Manx Shearwater Puffinus puffinus 274 55.24 93 Balearic Shearwater Puffinus mauretanicus 94 18.95 94 Gannet Morus bassanus 404 81.45 95 Cormorant Phalacrocorax carbo 485 97.78 96 Shag Gulosus aristotelis 393 79.23 97 Spoonbill Platalea leucorodia 348 70.16 98 Bittern Botaurus stellaris 293 59.07 99 Little Egret Egretta garzetta 473 95.36 100 Cattle Egret Bubulcus ibis 336 67.74 101 Great White Egret Ardea alba 428 86.29 102 Grey Heron Ardea cinerea 484 97.58 103 Osprey Pandion haliaetus 304 61.29 104 Sparrowhawk Accipiter nisus 469 94.56 105 Marsh Harrier Circus aeruginosus 440 88.71 106 Red Kite Milvus milvus 467 94.15 107 Buzzard Buteo buteo 487 98.19 108 Barn Owl Tyto alba 413 83.27 109 Long-eared Owl Asio otus 203 40.93 110 Tawny Owl Strix aluco 385 77.62 111 Kingfisher Alcedo atthis 433 87.30 112 Great Spotted Woodpecker Dendrocopos major 467 94.15 113 Green Woodpecker Picus viridis 406 81.85 114 Kestrel Falco tinnunculus 486 97.98 115 Hobby Falco subbuteo 352 70.97 116 Peregrine Falco peregrinus 427 86.09 117 Jay Garrulus glandarius 470 94.76 118 Magpie Pica pica 490 98.79 119 Chough Pyrrhocorax pyrrhocorax 210 42.34 120 Jackdaw Coloeus monedula 488 98.39 121 Rook Corvus frugilegus 476 95.97 122 Carrion Crow Corvus corone 489 98.59 123 Raven Corvus corax 430 86.69 124 Waxwing Bombycilla garrulus 299 60.28 125 Coal Tit Periparus ater 468 94.35 126 Willow Tit Poecile montanus 177 35.69 127 Blue Tit Cyanistes caeruleus 488 98.39 128 Great Tit Parus major 487 98.19 129 Bearded Tit Panurus biarmicus 291 58.67 130 Skylark Alauda arvensis 469 94.56 131 Sand Martin Riparia riparia 443 89.31 132 Swallow Hirundo rustica 453 91.33 133 House Martin Delichon urbicum 444 89.52 134 Cetti's Warbler Cettia cetti 419 84.48 135 Long-tailed Tit Aegithalos caudatus 483 97.38 136 Wood Warbler Phylloscopus sibilatrix 177 35.69 137 Willow Warbler Phylloscopus trochilus 425 85.69 138 Chiffchaff Phylloscopus collybita 465 93.75 139 Sedge Warbler Acrocephalus schoenobaenus 411 82.86 140 Reed Warbler Acrocephalus scirpaceus 388 78.23 141 Blackcap Sylvia atricapilla 457 92.14 142 Garden Warbler Sylvia borin 365 73.59 143 Lesser Whitethroat Curruca curruca 324 65.32 144 Whitethroat Curruca communis 428 86.29 145 Goldcrest Regulus regulus 458 92.34 146 Wren Troglodytes troglodytes 486 97.98 147 Nuthatch Sitta europaea 447 90.12 148 Treecreeper Certhia familiaris 438 88.31 149 Starling Sturnus vulgaris 487 98.19 150 Song Thrush Turdus philomelos 472 95.16 151 Mistle Thrush Turdus viscivorus 452 91.13 152 Redwing Turdus iliacus 466 93.95 153 Blackbird Turdus merula 490 98.79 154 Fieldfare Turdus pilaris 452 91.13 155 Ring Ouzel Turdus torquatus 240 48.39 156 Spotted Flycatcher Muscicapa striata 322 64.92 157 Robin Erithacus rubecula 485 97.78 158 Pied Flycatcher Ficedula hypoleuca 263 53.02 159 Redstart Phoenicurus phoenicurus 313 63.10 160 Stonechat Saxicola rubicola 459 92.54 161 Wheatear Oenanthe oenanthe 413 83.27 162 Tree Sparrow Passer montanus 329 66.33 163 House Sparrow Passer domesticus 488 98.39 164 Dunnock Prunella modularis 481 96.98 165 Yellow Wagtail Motacilla flava 338 68.15 166 Grey Wagtail Motacilla cinerea 451 90.93 167 Pied Wagtail Motacilla alba 478 96.37 168 Meadow Pipit Anthus pratensis 467 94.15 169 Tree Pipit Anthus trivialis 286 57.66 170 Water Pipit Anthus spinoletta 205 41.33 171 Chaffinch Fringilla coelebs 484 97.58 172 Brambling Fringilla montifringilla 316 63.71 173 Bullfinch Pyrrhula pyrrhula 435 87.70 174 Greenfinch Chloris chloris 471 94.96 175 Linnet Linaria cannabina 458 92.34 176 Lesser Redpoll Acanthis cabaret 345 69.56 177 Goldfinch Carduelis carduelis 486 97.98 178 Corn Bunting Emberiza calandra 285 57.46 179 Yellowhammer Emberiza citrinella 421 84.88 180 Reed Bunting Emberiza schoeniclus 463 93.35