Malcolm Curtin: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 247 of 247 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 White-fronted Goose Anser albifrons 299 60.28 7 Mute Swan Cygnus olor 490 98.79 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 Canvasback Aythya valisineria 80 16.13 20 Pochard Aythya ferina 455 91.73 21 Tufted Duck Aythya fuligula 478 96.37 22 Scaup Aythya marila 318 64.11 23 Eider Somateria mollissima 354 71.37 24 Surf Scoter Melanitta perspicillata 135 27.22 25 Velvet Scoter Melanitta fusca 257 51.81 26 Stejneger's Scoter Melanitta stejnegeri 78 15.73 27 Common Scoter Melanitta nigra 378 76.21 28 Long-tailed Duck Clangula hyemalis 283 57.06 29 Goldeneye Bucephala clangula 432 87.10 30 Smew Mergellus albellus 245 49.40 31 Hooded Merganser Lophodytes cucullatus 58 11.69 32 Goosander Mergus merganser 434 87.50 33 Red-breasted Merganser Mergus serrator 364 73.39 34 Red Grouse Lagopus lagopus 258 52.02 35 Black Grouse Lyrurus tetrix 137 27.62 36 Pheasant Phasianus colchicus 483 97.38 37 Swift Apus apus 443 89.31 38 Pallid Swift Apus pallidus 59 11.90 39 Cuckoo Cuculus canorus 389 78.43 40 Rock Dove (Feral Pigeon) Columba livia 417 84.07 41 Stock Dove Columba oenas 449 90.52 42 Woodpigeon Columba palumbus 490 98.79 43 Collared Dove Streptopelia decaocto 484 97.58 44 Water Rail Rallus aquaticus 383 77.22 45 Moorhen Gallinula chloropus 488 98.39 46 Coot Fulica atra 483 97.38 47 Crane Grus grus 257 51.81 48 Little Grebe Tachybaptus ruficollis 466 93.95 49 Great Crested Grebe Podiceps cristatus 467 94.15 50 Black-necked Grebe Podiceps nigricollis 253 51.01 51 Oystercatcher Haematopus ostralegus 471 94.96 52 Black-winged Stilt Himantopus himantopus 225 45.36 53 Avocet Recurvirostra avosetta 432 87.10 54 Grey Plover Pluvialis squatarola 375 75.60 55 Golden Plover Pluvialis apricaria 421 84.88 56 Ringed Plover Charadrius hiaticula 443 89.31 57 Little Ringed Plover Charadrius dubius 373 75.20 58 Lapwing Vanellus vanellus 479 96.57 59 Eurasian Whimbrel Numenius phaeopus 335 67.54 60 Curlew Numenius arquata 465 93.75 61 Bar-tailed Godwit Limosa lapponica 376 75.81 62 Black-tailed Godwit Limosa limosa 444 89.52 63 Jack Snipe Lymnocryptes minimus 204 41.13 64 Snipe Gallinago gallinago 446 89.92 65 Common Sandpiper Actitis hypoleucos 408 82.26 66 Green Sandpiper Tringa ochropus 349 70.36 67 Wood Sandpiper Tringa glareola 259 52.22 68 Redshank Tringa totanus 470 94.76 69 Spotted Redshank Tringa erythropus 300 60.48 70 Greenshank Tringa nebularia 375 75.60 71 Turnstone Arenaria interpres 433 87.30 72 Knot Calidris canutus 347 69.96 73 Ruff Calidris pugnax 390 78.63 74 Curlew Sandpiper Calidris ferruginea 267 53.83 75 Temminck's Stint Calidris temminckii 144 29.03 76 Buff-breasted Sandpiper Calidris subruficollis 128 25.81 77 Sanderling Calidris alba 387 78.02 78 Dunlin Calidris alpina 452 91.13 79 Purple Sandpiper Calidris maritima 289 58.27 80 Baird's Sandpiper Calidris bairdii 15 3.02 81 Little Stint Calidris minuta 262 52.82 82 Pectoral Sandpiper Calidris melanotos 167 33.67 83 Bridled Tern Onychoprion anaethetus 17 3.43 84 Little Tern Sternula albifrons 246 49.60 85 Black Tern Chlidonias niger 194 39.11 86 Forster's Tern Sterna forsteri 85 17.14 87 Arctic Tern Sterna paradisaea 271 54.64 88 Common Tern Sterna hirundo 406 81.85 89 Sandwich Tern Thalasseus sandvicensis 361 72.78 90 Little Gull Hydrocoloeus minutus 284 57.26 91 Kittiwake Rissa tridactyla 379 76.41 92 Sabine's Gull Xema sabini 92 18.55 93 Black-headed Gull Chroicocephalus ridibundus 485 97.78 94 Mediterranean Gull Ichthyaetus melanocephalus 385 77.62 95 Common Gull Larus canus 461 92.94 96 Herring Gull Larus argentatus 483 97.38 97 Yellow-legged Gull Larus michahellis 222 44.76 98 Great Black-backed Gull Larus marinus 454 91.53 99 Lesser Black-backed Gull Larus fuscus 462 93.15 100 Iceland Gull Larus glaucoides 109 21.98 101 Arctic Skua Stercorarius parasiticus 261 52.62 102 Puffin Fratercula arctica 260 52.42 103 Black Guillemot Cepphus grylle 195 39.31 104 Razorbill Alca torda 372 75.00 105 Common Guillemot Uria aalge 391 78.83 106 Red-throated Diver Gavia stellata 356 71.77 107 Pacific Diver Gavia pacifica 12 2.42 108 Great Northern Diver Gavia immer 328 66.13 109 Wilson's Petrel Oceanites oceanicus 38 7.66 110 Storm Petrel Hydrobates pelagicus 142 28.63 111 Fulmar Fulmarus glacialis 368 74.19 112 Cory's Shearwater Calonectris borealis 137 27.62 113 Sooty Shearwater Ardenna grisea 149 30.04 114 Great Shearwater Ardenna gravis 118 23.79 115 Manx Shearwater Puffinus puffinus 274 55.24 116 Balearic Shearwater Puffinus mauretanicus 94 18.95 117 Gannet Morus bassanus 404 81.45 118 Red-footed Booby Sula sula 74 14.92 119 Brown Booby Sula leucogaster 141 28.43 120 Cormorant Phalacrocorax carbo 485 97.78 121 Shag Gulosus aristotelis 393 79.23 122 Spoonbill Platalea leucorodia 348 70.16 123 Bittern Botaurus stellaris 293 59.07 124 Night-heron Nycticorax nycticorax 186 37.50 125 Little Egret Egretta garzetta 473 95.36 126 Cattle Egret Bubulcus ibis 336 67.74 127 Great White Egret Ardea alba 428 86.29 128 Grey Heron Ardea cinerea 484 97.58 129 Osprey Pandion haliaetus 304 61.29 130 Black-winged Kite Elanus caeruleus 55 11.09 131 Sparrowhawk Accipiter nisus 469 94.56 132 Goshawk Accipiter gentilis 241 48.59 133 Marsh Harrier Circus aeruginosus 440 88.71 134 Hen Harrier Circus cyaneus 319 64.31 135 Pallid Harrier Circus macrourus 113 22.78 136 Red Kite Milvus milvus 467 94.15 137 White-tailed Eagle Haliaeetus albicilla 164 33.06 138 Buzzard Buteo buteo 487 98.19 139 Barn Owl Tyto alba 413 83.27 140 Little Owl Athene noctua 261 52.62 141 Tawny Owl Strix aluco 385 77.62 142 Hoopoe Upupa epops 90 18.15 143 Kingfisher Alcedo atthis 433 87.30 144 Wryneck Jynx torquilla 87 17.54 145 Lesser Spotted Woodpecker Dryobates minor 102 20.56 146 Great Spotted Woodpecker Dendrocopos major 467 94.15 147 Green Woodpecker Picus viridis 406 81.85 148 Kestrel Falco tinnunculus 486 97.98 149 Merlin Falco columbarius 280 56.45 150 Hobby Falco subbuteo 352 70.97 151 Peregrine Falco peregrinus 427 86.09 152 Jay Garrulus glandarius 470 94.76 153 Magpie Pica pica 490 98.79 154 Chough Pyrrhocorax pyrrhocorax 210 42.34 155 Jackdaw Coloeus monedula 488 98.39 156 Rook Corvus frugilegus 476 95.97 157 Carrion Crow Corvus corone 489 98.59 158 Hooded Crow Corvus cornix 210 42.34 159 Raven Corvus corax 430 86.69 160 Waxwing Bombycilla garrulus 299 60.28 161 Coal Tit Periparus ater 468 94.35 162 Marsh Tit Poecile palustris 335 67.54 163 Blue Tit Cyanistes caeruleus 488 98.39 164 Great Tit Parus major 487 98.19 165 Skylark Alauda arvensis 469 94.56 166 Short-toed Lark Calandrella brachydactyla 18 3.63 167 Sand Martin Riparia riparia 443 89.31 168 Swallow Hirundo rustica 453 91.33 169 House Martin Delichon urbicum 444 89.52 170 Cetti's Warbler Cettia cetti 419 84.48 171 Long-tailed Tit Aegithalos caudatus 483 97.38 172 Wood Warbler Phylloscopus sibilatrix 177 35.69 173 Yellow-browed Warbler Phylloscopus inornatus 166 33.47 174 Pallas's Warbler Phylloscopus proregulus 130 26.21 175 Dusky Warbler Phylloscopus fuscatus 53 10.69 176 Willow Warbler Phylloscopus trochilus 425 85.69 177 Chiffchaff Phylloscopus collybita 465 93.75 178 Two-barred Greenish Warbler Phylloscopus plumbeitarsus 55 11.09 179 Sedge Warbler Acrocephalus schoenobaenus 411 82.86 180 Blyth's Reed Warbler Acrocephalus dumetorum 23 4.64 181 Reed Warbler Acrocephalus scirpaceus 388 78.23 182 Marsh Warbler Acrocephalus palustris 93 18.75 183 Savi's Warbler Locustella luscinioides 25 5.04 184 Grasshopper Warbler Locustella naevia 235 47.38 185 Blackcap Sylvia atricapilla 457 92.14 186 Garden Warbler Sylvia borin 365 73.59 187 Barred Warbler Curruca nisoria 78 15.73 188 Lesser Whitethroat Curruca curruca 324 65.32 189 Eastern Subalpine Warbler Curruca cantillans 39 7.86 190 Whitethroat Curruca communis 428 86.29 191 Firecrest Regulus ignicapilla 252 50.81 192 Goldcrest Regulus regulus 458 92.34 193 Wren Troglodytes troglodytes 486 97.98 194 Nuthatch Sitta europaea 447 90.12 195 Treecreeper Certhia familiaris 438 88.31 196 Starling Sturnus vulgaris 487 98.19 197 Veery Catharus fuscescens 29 5.85 198 White's Thrush Zoothera aurea 31 6.25 199 Song Thrush Turdus philomelos 472 95.16 200 Mistle Thrush Turdus viscivorus 452 91.13 201 Redwing Turdus iliacus 466 93.95 202 Blackbird Turdus merula 490 98.79 203 Fieldfare Turdus pilaris 452 91.13 204 Ring Ouzel Turdus torquatus 240 48.39 205 Spotted Flycatcher Muscicapa striata 322 64.92 206 Robin Erithacus rubecula 485 97.78 207 Bluethroat Luscinia svecica 78 15.73 208 Red-breasted Flycatcher Ficedula parva 68 13.71 209 Pied Flycatcher Ficedula hypoleuca 263 53.02 210 Red-flanked Bluetail Tarsiger cyanurus 34 6.85 211 Black Redstart Phoenicurus ochruros 245 49.40 212 Redstart Phoenicurus phoenicurus 313 63.10 213 Whinchat Saxicola rubetra 305 61.49 214 Siberian Stonechat Saxicola maurus 55 11.09 215 Stonechat Saxicola rubicola 459 92.54 216 Wheatear Oenanthe oenanthe 413 83.27 217 Dipper Cinclus cinclus 330 66.53 218 Tree Sparrow Passer montanus 329 66.33 219 House Sparrow Passer domesticus 488 98.39 220 Dunnock Prunella modularis 481 96.98 221 Yellow Wagtail Motacilla flava 338 68.15 222 Grey Wagtail Motacilla cinerea 451 90.93 223 Pied Wagtail Motacilla alba 478 96.37 224 Meadow Pipit Anthus pratensis 467 94.15 225 Tree Pipit Anthus trivialis 286 57.66 226 Olive-backed Pipit Anthus hodgsoni 32 6.45 227 Rock Pipit Anthus petrosus 381 76.81 228 Chaffinch Fringilla coelebs 484 97.58 229 Brambling Fringilla montifringilla 316 63.71 230 Bullfinch Pyrrhula pyrrhula 435 87.70 231 Common Rosefinch Carpodacus erythrinus 86 17.34 232 Greenfinch Chloris chloris 471 94.96 233 Twite Linaria flavirostris 210 42.34 234 Linnet Linaria cannabina 458 92.34 235 Common Redpoll Acanthis flammea 121 24.40 236 Lesser Redpoll Acanthis cabaret 345 69.56 237 Goldfinch Carduelis carduelis 486 97.98 238 Siskin Spinus spinus 425 85.69 239 Snow Bunting Plectrophenax nivalis 244 49.19 240 Yellowhammer Emberiza citrinella 421 84.88 241 Red-headed Bunting Emberiza bruniceps 89 17.94 242 Reed Bunting Emberiza schoeniclus 463 93.35 243 Cape May Warbler Setophaga tigrina 13 2.62 244 Magnolia Warbler Setophaga magnolia 105 21.17 245 Bay-breasted Warbler Setophaga castanea 14 2.82 246 Yellow Warbler Setophaga aestiva 11 2.22 247 Canada Warbler Cardellina canadensis 41 8.27