Geoff Busby: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 212 of 212 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 389 78.43 2 Canada Goose Branta canadensis 487 98.19 3 Barnacle Goose Branta leucopsis 374 75.40 4 Cackling Goose Branta hutchinsii 70 14.11 5 Greylag Goose Anser anser 481 96.98 6 Pink-footed Goose Anser brachyrhynchus 399 80.44 7 White-fronted Goose Anser albifrons 299 60.28 8 Mute Swan Cygnus olor 490 98.79 9 Bewick's Swan Cygnus columbianus 258 52.02 10 Whooper Swan Cygnus cygnus 386 77.82 11 Egyptian Goose Alopochen aegyptiaca 391 78.83 12 Shelduck Tadorna tadorna 477 96.17 13 Mandarin Duck Aix galericulata 346 69.76 14 Garganey Spatula querquedula 320 64.52 15 Blue-winged Teal Spatula discors 82 16.53 16 Shoveler Spatula clypeata 468 94.35 17 Gadwall Mareca strepera 464 93.55 18 Wigeon Mareca penelope 472 95.16 19 Mallard Anas platyrhynchos 489 98.59 20 Pintail Anas acuta 435 87.70 21 Teal Anas crecca 478 96.37 22 Red-crested Pochard Netta rufina 204 41.13 23 Pochard Aythya ferina 455 91.73 24 Ring-necked Duck Aythya collaris 233 46.98 25 Tufted Duck Aythya fuligula 478 96.37 26 Scaup Aythya marila 318 64.11 27 Eider Somateria mollissima 354 71.37 28 Surf Scoter Melanitta perspicillata 135 27.22 29 Velvet Scoter Melanitta fusca 257 51.81 30 Common Scoter Melanitta nigra 379 76.41 31 Long-tailed Duck Clangula hyemalis 283 57.06 32 Goldeneye Bucephala clangula 432 87.10 33 Smew Mergellus albellus 245 49.40 34 Goosander Mergus merganser 434 87.50 35 Red-breasted Merganser Mergus serrator 364 73.39 36 Ruddy Duck Oxyura jamaicensis 24 4.84 37 Red Grouse Lagopus lagopus 258 52.02 38 Grey Partridge Perdix perdix 314 63.31 39 Pheasant Phasianus colchicus 483 97.38 40 Red-legged Partridge Alectoris rufa 405 81.65 41 Nightjar Caprimulgus europaeus 228 45.97 42 Swift Apus apus 443 89.31 43 Cuckoo Cuculus canorus 389 78.43 44 Rock Dove (Feral Pigeon) Columba livia 417 84.07 45 Stock Dove Columba oenas 449 90.52 46 Woodpigeon Columba palumbus 490 98.79 47 Collared Dove Streptopelia decaocto 484 97.58 48 Water Rail Rallus aquaticus 383 77.22 49 Moorhen Gallinula chloropus 488 98.39 50 Coot Fulica atra 483 97.38 51 Crane Grus grus 257 51.81 52 Little Grebe Tachybaptus ruficollis 466 93.95 53 Great Crested Grebe Podiceps cristatus 467 94.15 54 Slavonian Grebe Podiceps auritus 229 46.17 55 Stone-curlew Burhinus oedicnemus 155 31.25 56 Oystercatcher Haematopus ostralegus 471 94.96 57 Black-winged Stilt Himantopus himantopus 226 45.56 58 Avocet Recurvirostra avosetta 432 87.10 59 Grey Plover Pluvialis squatarola 375 75.60 60 Golden Plover Pluvialis apricaria 421 84.88 61 Ringed Plover Charadrius hiaticula 443 89.31 62 Little Ringed Plover Charadrius dubius 373 75.20 63 Lapwing Vanellus vanellus 479 96.57 64 Eurasian Whimbrel Numenius phaeopus 335 67.54 65 Curlew Numenius arquata 465 93.75 66 Bar-tailed Godwit Limosa lapponica 376 75.81 67 Black-tailed Godwit Limosa limosa 444 89.52 68 Woodcock Scolopax rusticola 321 64.72 69 Snipe Gallinago gallinago 446 89.92 70 Red-necked Phalarope Phalaropus lobatus 84 16.94 71 Common Sandpiper Actitis hypoleucos 408 82.26 72 Green Sandpiper Tringa ochropus 349 70.36 73 Wood Sandpiper Tringa glareola 260 52.42 74 Redshank Tringa totanus 470 94.76 75 Lesser Yellowlegs Tringa flavipes 129 26.01 76 Spotted Redshank Tringa erythropus 301 60.69 77 Greenshank Tringa nebularia 375 75.60 78 Turnstone Arenaria interpres 434 87.50 79 Knot Calidris canutus 348 70.16 80 Ruff Calidris pugnax 390 78.63 81 Curlew Sandpiper Calidris ferruginea 267 53.83 82 Sanderling Calidris alba 387 78.02 83 Dunlin Calidris alpina 452 91.13 84 Purple Sandpiper Calidris maritima 289 58.27 85 Little Stint Calidris minuta 262 52.82 86 White-rumped Sandpiper Calidris fuscicollis 113 22.78 87 Black Tern Chlidonias niger 195 39.31 88 Arctic Tern Sterna paradisaea 271 54.64 89 Common Tern Sterna hirundo 406 81.85 90 Sandwich Tern Thalasseus sandvicensis 361 72.78 91 Little Gull Hydrocoloeus minutus 285 57.46 92 Kittiwake Rissa tridactyla 379 76.41 93 Black-headed Gull Chroicocephalus ridibundus 485 97.78 94 Mediterranean Gull Ichthyaetus melanocephalus 386 77.82 95 Common Gull Larus canus 461 92.94 96 Caspian Gull Larus cachinnans 200 40.32 97 Herring Gull Larus argentatus 483 97.38 98 Yellow-legged Gull Larus michahellis 222 44.76 99 Great Black-backed Gull Larus marinus 453 91.33 100 Glaucous Gull Larus hyperboreus 67 13.51 101 Lesser Black-backed Gull Larus fuscus 462 93.15 102 Iceland Gull Larus glaucoides 109 21.98 103 Arctic Skua Stercorarius parasiticus 261 52.62 104 Black Guillemot Cepphus grylle 195 39.31 105 Razorbill Alca torda 372 75.00 106 Common Guillemot Uria aalge 391 78.83 107 Red-throated Diver Gavia stellata 356 71.77 108 Great Northern Diver Gavia immer 328 66.13 109 Fulmar Fulmarus glacialis 368 74.19 110 Manx Shearwater Puffinus puffinus 274 55.24 111 Black Stork Ciconia nigra 32 6.45 112 Gannet Morus bassanus 404 81.45 113 Brown Booby Sula leucogaster 141 28.43 114 Cormorant Phalacrocorax carbo 485 97.78 115 Shag Gulosus aristotelis 393 79.23 116 Spoonbill Platalea leucorodia 349 70.36 117 Bittern Botaurus stellaris 293 59.07 118 Night-heron Nycticorax nycticorax 186 37.50 119 Little Egret Egretta garzetta 473 95.36 120 Cattle Egret Bubulcus ibis 337 67.94 121 Great White Egret Ardea alba 428 86.29 122 Grey Heron Ardea cinerea 484 97.58 123 Osprey Pandion haliaetus 304 61.29 124 Sparrowhawk Accipiter nisus 469 94.56 125 Marsh Harrier Circus aeruginosus 441 88.91 126 Hen Harrier Circus cyaneus 319 64.31 127 Pallid Harrier Circus macrourus 113 22.78 128 Red Kite Milvus milvus 468 94.35 129 Buzzard Buteo buteo 487 98.19 130 Barn Owl Tyto alba 413 83.27 131 Long-eared Owl Asio otus 203 40.93 132 Short-eared Owl Asio flammeus 310 62.50 133 Tawny Owl Strix aluco 384 77.42 134 Hoopoe Upupa epops 90 18.15 135 Kingfisher Alcedo atthis 433 87.30 136 Great Spotted Woodpecker Dendrocopos major 467 94.15 137 Green Woodpecker Picus viridis 406 81.85 138 Kestrel Falco tinnunculus 486 97.98 139 Merlin Falco columbarius 280 56.45 140 Hobby Falco subbuteo 352 70.97 141 Peregrine Falco peregrinus 427 86.09 142 Red-backed Shrike Lanius collurio 129 26.01 143 Jay Garrulus glandarius 470 94.76 144 Magpie Pica pica 490 98.79 145 Chough Pyrrhocorax pyrrhocorax 210 42.34 146 Jackdaw Coloeus monedula 488 98.39 147 Rook Corvus frugilegus 476 95.97 148 Carrion Crow Corvus corone 489 98.59 149 Raven Corvus corax 430 86.69 150 Coal Tit Periparus ater 468 94.35 151 Marsh Tit Poecile palustris 336 67.74 152 Willow Tit Poecile montanus 177 35.69 153 Blue Tit Cyanistes caeruleus 488 98.39 154 Great Tit Parus major 487 98.19 155 Bearded Tit Panurus biarmicus 291 58.67 156 Skylark Alauda arvensis 469 94.56 157 Sand Martin Riparia riparia 443 89.31 158 Swallow Hirundo rustica 453 91.33 159 House Martin Delichon urbicum 444 89.52 160 Cetti's Warbler Cettia cetti 419 84.48 161 Long-tailed Tit Aegithalos caudatus 483 97.38 162 Wood Warbler Phylloscopus sibilatrix 177 35.69 163 Willow Warbler Phylloscopus trochilus 425 85.69 164 Chiffchaff Phylloscopus collybita 465 93.75 165 Sedge Warbler Acrocephalus schoenobaenus 411 82.86 166 Reed Warbler Acrocephalus scirpaceus 388 78.23 167 Grasshopper Warbler Locustella naevia 235 47.38 168 Blackcap Sylvia atricapilla 457 92.14 169 Garden Warbler Sylvia borin 365 73.59 170 Lesser Whitethroat Curruca curruca 324 65.32 171 Whitethroat Curruca communis 428 86.29 172 Dartford Warbler Curruca undata 184 37.10 173 Goldcrest Regulus regulus 458 92.34 174 Wren Troglodytes troglodytes 486 97.98 175 Nuthatch Sitta europaea 447 90.12 176 Treecreeper Certhia familiaris 438 88.31 177 Starling Sturnus vulgaris 487 98.19 178 Song Thrush Turdus philomelos 472 95.16 179 Mistle Thrush Turdus viscivorus 452 91.13 180 Redwing Turdus iliacus 467 94.15 181 Blackbird Turdus merula 490 98.79 182 Fieldfare Turdus pilaris 453 91.33 183 Spotted Flycatcher Muscicapa striata 322 64.92 184 Robin Erithacus rubecula 485 97.78 185 Pied Flycatcher Ficedula hypoleuca 263 53.02 186 Black Redstart Phoenicurus ochruros 245 49.40 187 Redstart Phoenicurus phoenicurus 314 63.31 188 Stonechat Saxicola rubicola 459 92.54 189 Wheatear Oenanthe oenanthe 413 83.27 190 Dipper Cinclus cinclus 330 66.53 191 Tree Sparrow Passer montanus 329 66.33 192 House Sparrow Passer domesticus 488 98.39 193 Dunnock Prunella modularis 481 96.98 194 Yellow Wagtail Motacilla flava 338 68.15 195 Grey Wagtail Motacilla cinerea 451 90.93 196 Pied Wagtail Motacilla alba 479 96.57 197 Meadow Pipit Anthus pratensis 467 94.15 198 Tree Pipit Anthus trivialis 286 57.66 199 Rock Pipit Anthus petrosus 381 76.81 200 Chaffinch Fringilla coelebs 484 97.58 201 Hawfinch Coccothraustes coccothraustes 234 47.18 202 Bullfinch Pyrrhula pyrrhula 435 87.70 203 Greenfinch Chloris chloris 471 94.96 204 Linnet Linaria cannabina 458 92.34 205 Lesser Redpoll Acanthis cabaret 345 69.56 206 Common Crossbill Loxia curvirostra 239 48.19 207 Goldfinch Carduelis carduelis 486 97.98 208 Siskin Spinus spinus 425 85.69 209 Snow Bunting Plectrophenax nivalis 244 49.19 210 Yellowhammer Emberiza citrinella 421 84.88 211 Cirl Bunting Emberiza cirlus 93 18.75 212 Reed Bunting Emberiza schoeniclus 463 93.35