Kay Donaghy: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 252 of 252 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 388 78.23 2 Canada Goose Branta canadensis 487 98.19 3 Barnacle Goose Branta leucopsis 374 75.40 4 Greylag Goose Anser anser 481 96.98 5 Pink-footed Goose Anser brachyrhynchus 399 80.44 6 Tundra Bean Goose Anser serrirostris 97 19.56 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 Shoveler Spatula clypeata 468 94.35 16 Gadwall Mareca strepera 464 93.55 17 Wigeon Mareca penelope 472 95.16 18 Mallard Anas platyrhynchos 489 98.59 19 Pintail Anas acuta 435 87.70 20 Teal Anas crecca 478 96.37 21 Red-crested Pochard Netta rufina 204 41.13 22 Pochard Aythya ferina 455 91.73 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 Eider Somateria mollissima 354 71.37 27 Surf Scoter Melanitta perspicillata 135 27.22 28 Velvet Scoter Melanitta fusca 257 51.81 29 Common Scoter Melanitta nigra 378 76.21 30 Long-tailed Duck Clangula hyemalis 283 57.06 31 Goldeneye Bucephala clangula 432 87.10 32 Smew Mergellus albellus 245 49.40 33 Goosander Mergus merganser 434 87.50 34 Red-breasted Merganser Mergus serrator 364 73.39 35 Red Grouse Lagopus lagopus 258 52.02 36 Black Grouse Lyrurus tetrix 137 27.62 37 Grey Partridge Perdix perdix 314 63.31 38 Pheasant Phasianus colchicus 483 97.38 39 Red-legged Partridge Alectoris rufa 405 81.65 40 Nightjar Caprimulgus europaeus 228 45.97 41 Alpine Swift Tachymarptis melba 179 36.09 42 Swift Apus apus 443 89.31 43 Pallid Swift Apus pallidus 59 11.90 44 Cuckoo Cuculus canorus 389 78.43 45 Rock Dove (Feral Pigeon) Columba livia 417 84.07 46 Stock Dove Columba oenas 449 90.52 47 Woodpigeon Columba palumbus 490 98.79 48 Collared Dove Streptopelia decaocto 484 97.58 49 Water Rail Rallus aquaticus 383 77.22 50 Moorhen Gallinula chloropus 488 98.39 51 Coot Fulica atra 483 97.38 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 Black-necked Grebe Podiceps nigricollis 253 51.01 56 Stone-curlew Burhinus oedicnemus 155 31.25 57 Oystercatcher Haematopus ostralegus 471 94.96 58 Black-winged Stilt Himantopus himantopus 225 45.36 59 Avocet Recurvirostra avosetta 432 87.10 60 Grey Plover Pluvialis squatarola 375 75.60 61 Golden Plover Pluvialis apricaria 421 84.88 62 American Golden Plover Pluvialis dominica 100 20.16 63 Ringed Plover Charadrius hiaticula 443 89.31 64 Little Ringed Plover Charadrius dubius 373 75.20 65 Lapwing Vanellus vanellus 479 96.57 66 Grey-headed Lapwing Vanellus cinereus 120 24.19 67 Kentish Plover Anarhynchus alexandrinus 73 14.72 68 Eurasian Whimbrel Numenius phaeopus 335 67.54 69 Curlew Numenius arquata 465 93.75 70 Bar-tailed Godwit Limosa lapponica 376 75.81 71 Black-tailed Godwit Limosa limosa 444 89.52 72 Jack Snipe Lymnocryptes minimus 204 41.13 73 Woodcock Scolopax rusticola 321 64.72 74 Snipe Gallinago gallinago 446 89.92 75 Grey Phalarope Phalaropus fulicarius 148 29.84 76 Common Sandpiper Actitis hypoleucos 408 82.26 77 Green Sandpiper Tringa ochropus 349 70.36 78 Wood Sandpiper Tringa glareola 259 52.22 79 Redshank Tringa totanus 470 94.76 80 Spotted Redshank Tringa erythropus 300 60.48 81 Greenshank Tringa nebularia 375 75.60 82 Turnstone Arenaria interpres 433 87.30 83 Knot Calidris canutus 347 69.96 84 Ruff Calidris pugnax 390 78.63 85 Curlew Sandpiper Calidris ferruginea 267 53.83 86 Temminck's Stint Calidris temminckii 144 29.03 87 Buff-breasted Sandpiper Calidris subruficollis 128 25.81 88 Sanderling Calidris alba 387 78.02 89 Dunlin Calidris alpina 452 91.13 90 Purple Sandpiper Calidris maritima 289 58.27 91 Little Stint Calidris minuta 262 52.82 92 Pectoral Sandpiper Calidris melanotos 167 33.67 93 Arctic Tern Sterna paradisaea 271 54.64 94 Common Tern Sterna hirundo 406 81.85 95 Sandwich Tern Thalasseus sandvicensis 361 72.78 96 Little Gull Hydrocoloeus minutus 284 57.26 97 Kittiwake Rissa tridactyla 379 76.41 98 Black-headed Gull Chroicocephalus ridibundus 485 97.78 99 Mediterranean Gull Ichthyaetus melanocephalus 385 77.62 100 Common Gull Larus canus 461 92.94 101 Caspian Gull Larus cachinnans 200 40.32 102 Herring Gull Larus argentatus 483 97.38 103 Yellow-legged Gull Larus michahellis 222 44.76 104 Great Black-backed Gull Larus marinus 454 91.53 105 Glaucous Gull Larus hyperboreus 67 13.51 106 Lesser Black-backed Gull Larus fuscus 462 93.15 107 Iceland Gull Larus glaucoides 109 21.98 108 Arctic Skua Stercorarius parasiticus 261 52.62 109 Great Skua Stercorarius skua 185 37.30 110 Black Guillemot Cepphus grylle 195 39.31 111 Razorbill Alca torda 372 75.00 112 Common Guillemot Uria aalge 391 78.83 113 Red-throated Diver Gavia stellata 356 71.77 114 Great Northern Diver Gavia immer 328 66.13 115 Storm Petrel Hydrobates pelagicus 142 28.63 116 Fulmar Fulmarus glacialis 368 74.19 117 Cory's Shearwater Calonectris borealis 137 27.62 118 Sooty Shearwater Ardenna grisea 149 30.04 119 Great Shearwater Ardenna gravis 118 23.79 120 Manx Shearwater Puffinus puffinus 274 55.24 121 Gannet Morus bassanus 404 81.45 122 Brown Booby Sula leucogaster 141 28.43 123 Cormorant Phalacrocorax carbo 485 97.78 124 Shag Gulosus aristotelis 393 79.23 125 Spoonbill Platalea leucorodia 348 70.16 126 Bittern Botaurus stellaris 293 59.07 127 Night-heron Nycticorax nycticorax 186 37.50 128 Little Egret Egretta garzetta 473 95.36 129 Cattle Egret Bubulcus ibis 336 67.74 130 Great White Egret Ardea alba 428 86.29 131 Grey Heron Ardea cinerea 484 97.58 132 Purple Heron Ardea purpurea 79 15.93 133 Osprey Pandion haliaetus 304 61.29 134 Honey-buzzard Pernis apivorus 91 18.35 135 Sparrowhawk Accipiter nisus 469 94.56 136 Goshawk Accipiter gentilis 241 48.59 137 Marsh Harrier Circus aeruginosus 440 88.71 138 Hen Harrier Circus cyaneus 319 64.31 139 Pallid Harrier Circus macrourus 113 22.78 140 Red Kite Milvus milvus 467 94.15 141 Buzzard Buteo buteo 487 98.19 142 Barn Owl Tyto alba 413 83.27 143 Little Owl Athene noctua 261 52.62 144 Long-eared Owl Asio otus 203 40.93 145 Tawny Owl Strix aluco 385 77.62 146 Hoopoe Upupa epops 90 18.15 147 Kingfisher Alcedo atthis 433 87.30 148 Great Spotted Woodpecker Dendrocopos major 467 94.15 149 Green Woodpecker Picus viridis 406 81.85 150 Kestrel Falco tinnunculus 486 97.98 151 Merlin Falco columbarius 280 56.45 152 Hobby Falco subbuteo 352 70.97 153 Peregrine Falco peregrinus 427 86.09 154 Ring-necked Parakeet Psittacula krameri 326 65.73 155 Jay Garrulus glandarius 470 94.76 156 Magpie Pica pica 490 98.79 157 Chough Pyrrhocorax pyrrhocorax 210 42.34 158 Jackdaw Coloeus monedula 488 98.39 159 Rook Corvus frugilegus 476 95.97 160 Carrion Crow Corvus corone 489 98.59 161 Hooded Crow Corvus cornix 210 42.34 162 Raven Corvus corax 430 86.69 163 Waxwing Bombycilla garrulus 299 60.28 164 Coal Tit Periparus ater 468 94.35 165 Marsh Tit Poecile palustris 335 67.54 166 Willow Tit Poecile montanus 177 35.69 167 Blue Tit Cyanistes caeruleus 488 98.39 168 Great Tit Parus major 487 98.19 169 Bearded Tit Panurus biarmicus 291 58.67 170 Woodlark Lullula arborea 219 44.15 171 Skylark Alauda arvensis 469 94.56 172 Shore Lark Eremophila alpestris 158 31.85 173 Sand Martin Riparia riparia 443 89.31 174 Swallow Hirundo rustica 453 91.33 175 House Martin Delichon urbicum 444 89.52 176 Cetti's Warbler Cettia cetti 419 84.48 177 Long-tailed Tit Aegithalos caudatus 483 97.38 178 Wood Warbler Phylloscopus sibilatrix 177 35.69 179 Hume's Warbler Phylloscopus humei 87 17.54 180 Yellow-browed Warbler Phylloscopus inornatus 166 33.47 181 Pallas's Warbler Phylloscopus proregulus 130 26.21 182 Dusky Warbler Phylloscopus fuscatus 53 10.69 183 Willow Warbler Phylloscopus trochilus 425 85.69 184 Chiffchaff Phylloscopus collybita 465 93.75 185 Two-barred Greenish Warbler Phylloscopus plumbeitarsus 55 11.09 186 Arctic Warbler Phylloscopus borealis 30 6.05 187 Sedge Warbler Acrocephalus schoenobaenus 411 82.86 188 Reed Warbler Acrocephalus scirpaceus 388 78.23 189 Grasshopper Warbler Locustella naevia 235 47.38 190 Blackcap Sylvia atricapilla 457 92.14 191 Garden Warbler Sylvia borin 365 73.59 192 Barred Warbler Curruca nisoria 78 15.73 193 Lesser Whitethroat Curruca curruca 324 65.32 194 Eastern Subalpine Warbler Curruca cantillans 39 7.86 195 Whitethroat Curruca communis 428 86.29 196 Dartford Warbler Curruca undata 184 37.10 197 Goldcrest Regulus regulus 458 92.34 198 Wren Troglodytes troglodytes 486 97.98 199 Nuthatch Sitta europaea 447 90.12 200 Treecreeper Certhia familiaris 438 88.31 201 Starling Sturnus vulgaris 487 98.19 202 Veery Catharus fuscescens 29 5.85 203 White's Thrush Zoothera aurea 31 6.25 204 Song Thrush Turdus philomelos 472 95.16 205 Mistle Thrush Turdus viscivorus 452 91.13 206 Redwing Turdus iliacus 466 93.95 207 Blackbird Turdus merula 490 98.79 208 Fieldfare Turdus pilaris 452 91.13 209 Ring Ouzel Turdus torquatus 240 48.39 210 Spotted Flycatcher Muscicapa striata 322 64.92 211 Robin Erithacus rubecula 485 97.78 212 Nightingale Luscinia megarhynchos 163 32.86 213 Bluethroat Luscinia svecica 78 15.73 214 Pied Flycatcher Ficedula hypoleuca 263 53.02 215 Black Redstart Phoenicurus ochruros 245 49.40 216 Redstart Phoenicurus phoenicurus 313 63.10 217 Whinchat Saxicola rubetra 305 61.49 218 Siberian Stonechat Saxicola maurus 55 11.09 219 Stonechat Saxicola rubicola 459 92.54 220 Wheatear Oenanthe oenanthe 413 83.27 221 Dipper Cinclus cinclus 330 66.53 222 Tree Sparrow Passer montanus 329 66.33 223 House Sparrow Passer domesticus 488 98.39 224 Dunnock Prunella modularis 481 96.98 225 Yellow Wagtail Motacilla flava 338 68.15 226 Grey Wagtail Motacilla cinerea 451 90.93 227 Pied Wagtail Motacilla alba 478 96.37 228 Meadow Pipit Anthus pratensis 467 94.15 229 Tree Pipit Anthus trivialis 286 57.66 230 Rock Pipit Anthus petrosus 381 76.81 231 Chaffinch Fringilla coelebs 484 97.58 232 Brambling Fringilla montifringilla 316 63.71 233 Hawfinch Coccothraustes coccothraustes 234 47.18 234 Bullfinch Pyrrhula pyrrhula 435 87.70 235 Common Rosefinch Carpodacus erythrinus 86 17.34 236 Greenfinch Chloris chloris 471 94.96 237 Twite Linaria flavirostris 210 42.34 238 Linnet Linaria cannabina 458 92.34 239 Common Redpoll Acanthis flammea 121 24.40 240 Lesser Redpoll Acanthis cabaret 345 69.56 241 Common Crossbill Loxia curvirostra 239 48.19 242 Goldfinch Carduelis carduelis 486 97.98 243 Siskin Spinus spinus 425 85.69 244 Snow Bunting Plectrophenax nivalis 244 49.19 245 Corn Bunting Emberiza calandra 285 57.46 246 Yellowhammer Emberiza citrinella 421 84.88 247 Little Bunting Emberiza pusilla 83 16.73 248 Red-headed Bunting Emberiza bruniceps 89 17.94 249 Reed Bunting Emberiza schoeniclus 463 93.35 250 White-crowned Sparrow Zonotrichia leucophrys 56 11.29 251 Magnolia Warbler Setophaga magnolia 105 21.17 252 Yellow Warbler Setophaga aestiva 11 2.22