Nick Bristow: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 284 of 284 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 Cackling Goose Branta hutchinsii 70 14.11 5 Snow Goose Anser caerulescens 46 9.27 6 Greylag Goose Anser anser 481 96.98 7 Taiga Bean Goose Anser fabalis 49 9.88 8 Pink-footed Goose Anser brachyrhynchus 399 80.44 9 Tundra Bean Goose Anser serrirostris 97 19.56 10 White-fronted Goose Anser albifrons 299 60.28 11 Mute Swan Cygnus olor 490 98.79 12 Bewick's Swan Cygnus columbianus 258 52.02 13 Whooper Swan Cygnus cygnus 386 77.82 14 Egyptian Goose Alopochen aegyptiaca 391 78.83 15 Shelduck Tadorna tadorna 477 96.17 16 Mandarin Duck Aix galericulata 346 69.76 17 Garganey Spatula querquedula 320 64.52 18 Blue-winged Teal Spatula discors 82 16.53 19 Shoveler Spatula clypeata 468 94.35 20 Gadwall Mareca strepera 464 93.55 21 Wigeon Mareca penelope 472 95.16 22 American Wigeon Mareca americana 148 29.84 23 Mallard Anas platyrhynchos 489 98.59 24 Pintail Anas acuta 435 87.70 25 Teal Anas crecca 478 96.37 26 Green-winged Teal Anas carolinensis 116 23.39 27 Red-crested Pochard Netta rufina 204 41.13 28 Canvasback Aythya valisineria 80 16.13 29 Pochard Aythya ferina 455 91.73 30 Ring-necked Duck Aythya collaris 233 46.98 31 Tufted Duck Aythya fuligula 478 96.37 32 Scaup Aythya marila 318 64.11 33 Lesser Scaup Aythya affinis 134 27.02 34 King Eider Somateria spectabilis 76 15.32 35 Eider Somateria mollissima 354 71.37 36 Velvet Scoter Melanitta fusca 257 51.81 37 White-winged Scoter Melanitta deglandi 71 14.31 38 Stejneger's Scoter Melanitta stejnegeri 78 15.73 39 Common Scoter Melanitta nigra 379 76.41 40 Long-tailed Duck Clangula hyemalis 283 57.06 41 Goldeneye Bucephala clangula 432 87.10 42 Smew Mergellus albellus 245 49.40 43 Hooded Merganser Lophodytes cucullatus 58 11.69 44 Goosander Mergus merganser 434 87.50 45 Red-breasted Merganser Mergus serrator 364 73.39 46 Red Grouse Lagopus lagopus 258 52.02 47 Black Grouse Lyrurus tetrix 137 27.62 48 Grey Partridge Perdix perdix 314 63.31 49 Pheasant Phasianus colchicus 483 97.38 50 Quail Coturnix coturnix 103 20.77 51 Red-legged Partridge Alectoris rufa 405 81.65 52 Nightjar Caprimulgus europaeus 228 45.97 53 Alpine Swift Tachymarptis melba 179 36.09 54 Swift Apus apus 443 89.31 55 Pallid Swift Apus pallidus 59 11.90 56 Cuckoo Cuculus canorus 389 78.43 57 Rock Dove (Feral Pigeon) Columba livia 417 84.07 58 Stock Dove Columba oenas 449 90.52 59 Woodpigeon Columba palumbus 490 98.79 60 Turtle Dove Streptopelia turtur 174 35.08 61 Collared Dove Streptopelia decaocto 484 97.58 62 Corncrake Crex crex 40 8.06 63 Moorhen Gallinula chloropus 488 98.39 64 Coot Fulica atra 483 97.38 65 Little Crake Zapornia parva 40 8.06 66 Crane Grus grus 257 51.81 67 Little Grebe Tachybaptus ruficollis 466 93.95 68 Red-necked Grebe Podiceps grisegena 153 30.85 69 Great Crested Grebe Podiceps cristatus 467 94.15 70 Slavonian Grebe Podiceps auritus 229 46.17 71 Black-necked Grebe Podiceps nigricollis 253 51.01 72 Stone-curlew Burhinus oedicnemus 155 31.25 73 Oystercatcher Haematopus ostralegus 471 94.96 74 Black-winged Stilt Himantopus himantopus 225 45.36 75 Avocet Recurvirostra avosetta 432 87.10 76 Grey Plover Pluvialis squatarola 375 75.60 77 Golden Plover Pluvialis apricaria 421 84.88 78 American Golden Plover Pluvialis dominica 100 20.16 79 Dotterel Eudromias morinellus 118 23.79 80 Ringed Plover Charadrius hiaticula 443 89.31 81 Little Ringed Plover Charadrius dubius 373 75.20 82 Lapwing Vanellus vanellus 479 96.57 83 Grey-headed Lapwing Vanellus cinereus 120 24.19 84 Kentish Plover Anarhynchus alexandrinus 73 14.72 85 Upland Sandpiper Bartramia longicauda 23 4.64 86 Eurasian Whimbrel Numenius phaeopus 335 67.54 87 Curlew Numenius arquata 465 93.75 88 Bar-tailed Godwit Limosa lapponica 376 75.81 89 Black-tailed Godwit Limosa limosa 444 89.52 90 Long-billed Dowitcher Limnodromus scolopaceus 151 30.44 91 Jack Snipe Lymnocryptes minimus 204 41.13 92 Woodcock Scolopax rusticola 321 64.72 93 Snipe Gallinago gallinago 446 89.92 94 Red-necked Phalarope Phalaropus lobatus 84 16.94 95 Common Sandpiper Actitis hypoleucos 408 82.26 96 Green Sandpiper Tringa ochropus 349 70.36 97 Wood Sandpiper Tringa glareola 259 52.22 98 Redshank Tringa totanus 470 94.76 99 Lesser Yellowlegs Tringa flavipes 128 25.81 100 Spotted Redshank Tringa erythropus 300 60.48 101 Greenshank Tringa nebularia 375 75.60 102 Turnstone Arenaria interpres 433 87.30 103 Knot Calidris canutus 347 69.96 104 Ruff Calidris pugnax 390 78.63 105 Broad-billed Sandpiper Calidris falcinellus 17 3.43 106 Curlew Sandpiper Calidris ferruginea 267 53.83 107 Temminck's Stint Calidris temminckii 144 29.03 108 Buff-breasted Sandpiper Calidris subruficollis 128 25.81 109 Sanderling Calidris alba 387 78.02 110 Dunlin Calidris alpina 452 91.13 111 Purple Sandpiper Calidris maritima 289 58.27 112 Little Stint Calidris minuta 262 52.82 113 White-rumped Sandpiper Calidris fuscicollis 113 22.78 114 Semipalmated Sandpiper Calidris pusilla 57 11.49 115 Bridled Tern Onychoprion anaethetus 17 3.43 116 Black Tern Chlidonias niger 194 39.11 117 Forster's Tern Sterna forsteri 85 17.14 118 Arctic Tern Sterna paradisaea 271 54.64 119 Common Tern Sterna hirundo 406 81.85 120 Sandwich Tern Thalasseus sandvicensis 361 72.78 121 Little Gull Hydrocoloeus minutus 284 57.26 122 Kittiwake Rissa tridactyla 379 76.41 123 Bonaparte's Gull Chroicocephalus philadelphia 26 5.24 124 Black-headed Gull Chroicocephalus ridibundus 485 97.78 125 Mediterranean Gull Ichthyaetus melanocephalus 385 77.62 126 Common Gull Larus canus 461 92.94 127 Caspian Gull Larus cachinnans 200 40.32 128 Herring Gull Larus argentatus 483 97.38 129 Yellow-legged Gull Larus michahellis 222 44.76 130 Great Black-backed Gull Larus marinus 453 91.33 131 Lesser Black-backed Gull Larus fuscus 462 93.15 132 Iceland Gull Larus glaucoides 109 21.98 133 Long-tailed Skua Stercorarius longicaudus 66 13.31 134 Arctic Skua Stercorarius parasiticus 261 52.62 135 South Polar Skua Stercorarius maccormicki 10 2.02 136 Puffin Fratercula arctica 260 52.42 137 Black Guillemot Cepphus grylle 195 39.31 138 Razorbill Alca torda 372 75.00 139 Common Guillemot Uria aalge 391 78.83 140 Red-throated Diver Gavia stellata 356 71.77 141 Black-throated Diver Gavia arctica 215 43.35 142 Great Northern Diver Gavia immer 328 66.13 143 Storm Petrel Hydrobates pelagicus 142 28.63 144 Fulmar Fulmarus glacialis 368 74.19 145 Cory's Shearwater Calonectris borealis 137 27.62 146 Sooty Shearwater Ardenna grisea 149 30.04 147 Great Shearwater Ardenna gravis 118 23.79 148 Manx Shearwater Puffinus puffinus 274 55.24 149 White Stork Ciconia ciconia 72 14.52 150 Gannet Morus bassanus 404 81.45 151 Red-footed Booby Sula sula 74 14.92 152 Brown Booby Sula leucogaster 141 28.43 153 Cormorant Phalacrocorax carbo 485 97.78 154 Shag Gulosus aristotelis 393 79.23 155 Spoonbill Platalea leucorodia 348 70.16 156 Bittern Botaurus stellaris 293 59.07 157 Night-heron Nycticorax nycticorax 186 37.50 158 Little Egret Egretta garzetta 473 95.36 159 Cattle Egret Bubulcus ibis 336 67.74 160 Great White Egret Ardea alba 428 86.29 161 Grey Heron Ardea cinerea 484 97.58 162 Osprey Pandion haliaetus 304 61.29 163 Black-winged Kite Elanus caeruleus 55 11.09 164 Golden Eagle Aquila chrysaetos 101 20.36 165 Sparrowhawk Accipiter nisus 469 94.56 166 Goshawk Accipiter gentilis 241 48.59 167 Marsh Harrier Circus aeruginosus 440 88.71 168 Hen Harrier Circus cyaneus 319 64.31 169 Red Kite Milvus milvus 468 94.35 170 Black Kite Milvus migrans 32 6.45 171 White-tailed Eagle Haliaeetus albicilla 164 33.06 172 Rough-legged Buzzard Buteo lagopus 43 8.67 173 Buzzard Buteo buteo 487 98.19 174 Barn Owl Tyto alba 413 83.27 175 Little Owl Athene noctua 261 52.62 176 Long-eared Owl Asio otus 203 40.93 177 Short-eared Owl Asio flammeus 310 62.50 178 Tawny Owl Strix aluco 384 77.42 179 Kingfisher Alcedo atthis 433 87.30 180 Bee-eater Merops apiaster 77 15.52 181 Lesser Spotted Woodpecker Dryobates minor 102 20.56 182 Great Spotted Woodpecker Dendrocopos major 467 94.15 183 Green Woodpecker Picus viridis 406 81.85 184 Kestrel Falco tinnunculus 486 97.98 185 Merlin Falco columbarius 280 56.45 186 Hobby Falco subbuteo 352 70.97 187 Peregrine Falco peregrinus 427 86.09 188 Ring-necked Parakeet Psittacula krameri 326 65.73 189 Red-backed Shrike Lanius collurio 129 26.01 190 Jay Garrulus glandarius 470 94.76 191 Magpie Pica pica 490 98.79 192 Chough Pyrrhocorax pyrrhocorax 210 42.34 193 Jackdaw Coloeus monedula 488 98.39 194 Rook Corvus frugilegus 476 95.97 195 Carrion Crow Corvus corone 489 98.59 196 Hooded Crow Corvus cornix 210 42.34 197 Raven Corvus corax 430 86.69 198 Waxwing Bombycilla garrulus 299 60.28 199 Coal Tit Periparus ater 468 94.35 200 Crested Tit Lophophanes cristatus 73 14.72 201 Marsh Tit Poecile palustris 336 67.74 202 Willow Tit Poecile montanus 177 35.69 203 Blue Tit Cyanistes caeruleus 488 98.39 204 Great Tit Parus major 487 98.19 205 Bearded Tit Panurus biarmicus 291 58.67 206 Woodlark Lullula arborea 219 44.15 207 Skylark Alauda arvensis 469 94.56 208 Shore Lark Eremophila alpestris 158 31.85 209 Sand Martin Riparia riparia 443 89.31 210 Swallow Hirundo rustica 453 91.33 211 House Martin Delichon urbicum 444 89.52 212 American Cliff Swallow Petrochelidon pyrrhonota 15 3.02 213 Cetti's Warbler Cettia cetti 419 84.48 214 Long-tailed Tit Aegithalos caudatus 483 97.38 215 Wood Warbler Phylloscopus sibilatrix 177 35.69 216 Hume's Warbler Phylloscopus humei 87 17.54 217 Pallas's Warbler Phylloscopus proregulus 130 26.21 218 Willow Warbler Phylloscopus trochilus 425 85.69 219 Chiffchaff Phylloscopus collybita 465 93.75 220 Arctic Warbler Phylloscopus borealis 30 6.05 221 Sedge Warbler Acrocephalus schoenobaenus 411 82.86 222 Reed Warbler Acrocephalus scirpaceus 388 78.23 223 Marsh Warbler Acrocephalus palustris 93 18.75 224 Eastern Olivaceous Warbler Iduna pallida 15 3.02 225 Grasshopper Warbler Locustella naevia 235 47.38 226 Blackcap Sylvia atricapilla 457 92.14 227 Garden Warbler Sylvia borin 365 73.59 228 Lesser Whitethroat Curruca curruca 324 65.32 229 Whitethroat Curruca communis 428 86.29 230 Dartford Warbler Curruca undata 184 37.10 231 Goldcrest Regulus regulus 458 92.34 232 Wren Troglodytes troglodytes 486 97.98 233 Nuthatch Sitta europaea 447 90.12 234 Treecreeper Certhia familiaris 438 88.31 235 Starling Sturnus vulgaris 487 98.19 236 Song Thrush Turdus philomelos 472 95.16 237 Mistle Thrush Turdus viscivorus 452 91.13 238 Redwing Turdus iliacus 467 94.15 239 Blackbird Turdus merula 490 98.79 240 Fieldfare Turdus pilaris 453 91.33 241 Ring Ouzel Turdus torquatus 240 48.39 242 Spotted Flycatcher Muscicapa striata 322 64.92 243 Robin Erithacus rubecula 485 97.78 244 Nightingale Luscinia megarhynchos 163 32.86 245 Pied Flycatcher Ficedula hypoleuca 263 53.02 246 Red-flanked Bluetail Tarsiger cyanurus 34 6.85 247 Black Redstart Phoenicurus ochruros 245 49.40 248 Redstart Phoenicurus phoenicurus 314 63.31 249 Whinchat Saxicola rubetra 305 61.49 250 Siberian Stonechat Saxicola maurus 55 11.09 251 Stonechat Saxicola rubicola 459 92.54 252 Wheatear Oenanthe oenanthe 413 83.27 253 Dipper Cinclus cinclus 330 66.53 254 Tree Sparrow Passer montanus 329 66.33 255 House Sparrow Passer domesticus 488 98.39 256 Dunnock Prunella modularis 481 96.98 257 Yellow Wagtail Motacilla flava 338 68.15 258 Grey Wagtail Motacilla cinerea 451 90.93 259 Pied Wagtail Motacilla alba 479 96.57 260 Meadow Pipit Anthus pratensis 467 94.15 261 Tree Pipit Anthus trivialis 286 57.66 262 Water Pipit Anthus spinoletta 205 41.33 263 Rock Pipit Anthus petrosus 381 76.81 264 Chaffinch Fringilla coelebs 484 97.58 265 Brambling Fringilla montifringilla 316 63.71 266 Hawfinch Coccothraustes coccothraustes 234 47.18 267 Bullfinch Pyrrhula pyrrhula 435 87.70 268 Common Rosefinch Carpodacus erythrinus 86 17.34 269 Greenfinch Chloris chloris 471 94.96 270 Linnet Linaria cannabina 458 92.34 271 Lesser Redpoll Acanthis cabaret 345 69.56 272 Common Crossbill Loxia curvirostra 239 48.19 273 Goldfinch Carduelis carduelis 486 97.98 274 Siskin Spinus spinus 425 85.69 275 Snow Bunting Plectrophenax nivalis 244 49.19 276 Corn Bunting Emberiza calandra 286 57.66 277 Yellowhammer Emberiza citrinella 421 84.88 278 Ortolan Bunting Emberiza hortulana 15 3.02 279 Cirl Bunting Emberiza cirlus 93 18.75 280 Red-headed Bunting Emberiza bruniceps 89 17.94 281 Reed Bunting Emberiza schoeniclus 463 93.35 282 White-crowned Sparrow Zonotrichia leucophrys 56 11.29 283 Magnolia Warbler Setophaga magnolia 105 21.17 284 Canada Warbler Cardellina canadensis 41 8.27