Nigel Sluman: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 243 of 243 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 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 American Wigeon Mareca americana 148 29.84 19 Mallard Anas platyrhynchos 489 98.59 20 Pintail Anas acuta 435 87.70 21 Teal Anas crecca 478 96.37 22 Green-winged Teal Anas carolinensis 116 23.39 23 Red-crested Pochard Netta rufina 204 41.13 24 Pochard Aythya ferina 455 91.73 25 Ring-necked Duck Aythya collaris 233 46.98 26 Tufted Duck Aythya fuligula 478 96.37 27 Scaup Aythya marila 318 64.11 28 Lesser Scaup Aythya affinis 134 27.02 29 Eider Somateria mollissima 354 71.37 30 Surf Scoter Melanitta perspicillata 135 27.22 31 Common Scoter Melanitta nigra 379 76.41 32 Long-tailed Duck Clangula hyemalis 283 57.06 33 Goldeneye Bucephala clangula 432 87.10 34 Smew Mergellus albellus 245 49.40 35 Goosander Mergus merganser 434 87.50 36 Red-breasted Merganser Mergus serrator 364 73.39 37 Red Grouse Lagopus lagopus 258 52.02 38 Black Grouse Lyrurus tetrix 137 27.62 39 Grey Partridge Perdix perdix 314 63.31 40 Pheasant Phasianus colchicus 483 97.38 41 Quail Coturnix coturnix 103 20.77 42 Red-legged Partridge Alectoris rufa 405 81.65 43 Nightjar Caprimulgus europaeus 228 45.97 44 Alpine Swift Tachymarptis melba 179 36.09 45 Swift Apus apus 443 89.31 46 Great Bustard Otis tarda 23 4.64 47 Cuckoo Cuculus canorus 389 78.43 48 Rock Dove (Feral Pigeon) Columba livia 417 84.07 49 Stock Dove Columba oenas 449 90.52 50 Woodpigeon Columba palumbus 490 98.79 51 Collared Dove Streptopelia decaocto 484 97.58 52 Water Rail Rallus aquaticus 383 77.22 53 Moorhen Gallinula chloropus 488 98.39 54 Coot Fulica atra 483 97.38 55 Crane Grus grus 257 51.81 56 Little Grebe Tachybaptus ruficollis 466 93.95 57 Red-necked Grebe Podiceps grisegena 153 30.85 58 Great Crested Grebe Podiceps cristatus 467 94.15 59 Slavonian Grebe Podiceps auritus 229 46.17 60 Black-necked Grebe Podiceps nigricollis 253 51.01 61 Stone-curlew Burhinus oedicnemus 155 31.25 62 Oystercatcher Haematopus ostralegus 471 94.96 63 Avocet Recurvirostra avosetta 432 87.10 64 Grey Plover Pluvialis squatarola 375 75.60 65 Golden Plover Pluvialis apricaria 421 84.88 66 Ringed Plover Charadrius hiaticula 443 89.31 67 Little Ringed Plover Charadrius dubius 373 75.20 68 Lapwing Vanellus vanellus 479 96.57 69 Kentish Plover Anarhynchus alexandrinus 73 14.72 70 Eurasian Whimbrel Numenius phaeopus 335 67.54 71 Curlew Numenius arquata 465 93.75 72 Bar-tailed Godwit Limosa lapponica 376 75.81 73 Black-tailed Godwit Limosa limosa 444 89.52 74 Woodcock Scolopax rusticola 321 64.72 75 Snipe Gallinago gallinago 446 89.92 76 Grey Phalarope Phalaropus fulicarius 148 29.84 77 Common Sandpiper Actitis hypoleucos 408 82.26 78 Green Sandpiper Tringa ochropus 349 70.36 79 Wood Sandpiper Tringa glareola 260 52.42 80 Redshank Tringa totanus 470 94.76 81 Lesser Yellowlegs Tringa flavipes 129 26.01 82 Spotted Redshank Tringa erythropus 301 60.69 83 Greenshank Tringa nebularia 375 75.60 84 Turnstone Arenaria interpres 434 87.50 85 Knot Calidris canutus 348 70.16 86 Ruff Calidris pugnax 390 78.63 87 Curlew Sandpiper Calidris ferruginea 267 53.83 88 Temminck's Stint Calidris temminckii 144 29.03 89 Sanderling Calidris alba 387 78.02 90 Dunlin Calidris alpina 452 91.13 91 Purple Sandpiper Calidris maritima 289 58.27 92 Little Stint Calidris minuta 262 52.82 93 White-rumped Sandpiper Calidris fuscicollis 113 22.78 94 Pectoral Sandpiper Calidris melanotos 167 33.67 95 Little Tern Sternula albifrons 246 49.60 96 Common Tern Sterna hirundo 406 81.85 97 Roseate Tern Sterna dougallii 93 18.75 98 Sandwich Tern Thalasseus sandvicensis 361 72.78 99 Little Gull Hydrocoloeus minutus 285 57.46 100 Kittiwake Rissa tridactyla 379 76.41 101 Black-headed Gull Chroicocephalus ridibundus 485 97.78 102 Mediterranean Gull Ichthyaetus melanocephalus 386 77.82 103 Common Gull Larus canus 461 92.94 104 Caspian Gull Larus cachinnans 200 40.32 105 Herring Gull Larus argentatus 483 97.38 106 Yellow-legged Gull Larus michahellis 222 44.76 107 Great Black-backed Gull Larus marinus 453 91.33 108 Lesser Black-backed Gull Larus fuscus 462 93.15 109 Iceland Gull Larus glaucoides 109 21.98 110 Arctic Skua Stercorarius parasiticus 261 52.62 111 Great Skua Stercorarius skua 185 37.30 112 Razorbill Alca torda 372 75.00 113 Common Guillemot Uria aalge 391 78.83 114 Red-throated Diver Gavia stellata 356 71.77 115 Black-throated Diver Gavia arctica 215 43.35 116 Great Northern Diver Gavia immer 328 66.13 117 Fulmar Fulmarus glacialis 368 74.19 118 Cory's Shearwater Calonectris borealis 137 27.62 119 Sooty Shearwater Ardenna grisea 149 30.04 120 Manx Shearwater Puffinus puffinus 274 55.24 121 Balearic Shearwater Puffinus mauretanicus 94 18.95 122 Gannet Morus bassanus 404 81.45 123 Cormorant Phalacrocorax carbo 485 97.78 124 Shag Gulosus aristotelis 393 79.23 125 Glossy Ibis Plegadis falcinellus 202 40.73 126 Spoonbill Platalea leucorodia 349 70.36 127 Bittern Botaurus stellaris 293 59.07 128 Night-heron Nycticorax nycticorax 186 37.50 129 Little Egret Egretta garzetta 473 95.36 130 Squacco Heron Ardeola ralloides 40 8.06 131 Cattle Egret Bubulcus ibis 337 67.94 132 Great White Egret Ardea alba 428 86.29 133 Grey Heron Ardea cinerea 484 97.58 134 Purple Heron Ardea purpurea 79 15.93 135 Osprey Pandion haliaetus 304 61.29 136 Sparrowhawk Accipiter nisus 469 94.56 137 Goshawk Accipiter gentilis 241 48.59 138 Marsh Harrier Circus aeruginosus 441 88.91 139 Hen Harrier Circus cyaneus 319 64.31 140 Pallid Harrier Circus macrourus 113 22.78 141 Red Kite Milvus milvus 468 94.35 142 White-tailed Eagle Haliaeetus albicilla 164 33.06 143 Buzzard Buteo buteo 487 98.19 144 Barn Owl Tyto alba 413 83.27 145 Little Owl Athene noctua 262 52.82 146 Long-eared Owl Asio otus 203 40.93 147 Short-eared Owl Asio flammeus 310 62.50 148 Tawny Owl Strix aluco 384 77.42 149 Hoopoe Upupa epops 90 18.15 150 Kingfisher Alcedo atthis 433 87.30 151 Great Spotted Woodpecker Dendrocopos major 467 94.15 152 Green Woodpecker Picus viridis 406 81.85 153 Kestrel Falco tinnunculus 486 97.98 154 Hobby Falco subbuteo 352 70.97 155 Peregrine Falco peregrinus 427 86.09 156 Ring-necked Parakeet Psittacula krameri 326 65.73 157 Jay Garrulus glandarius 470 94.76 158 Magpie Pica pica 490 98.79 159 Chough Pyrrhocorax pyrrhocorax 210 42.34 160 Jackdaw Coloeus monedula 488 98.39 161 Rook Corvus frugilegus 476 95.97 162 Carrion Crow Corvus corone 489 98.59 163 Hooded Crow Corvus cornix 210 42.34 164 Raven Corvus corax 430 86.69 165 Waxwing Bombycilla garrulus 299 60.28 166 Coal Tit Periparus ater 468 94.35 167 Willow Tit Poecile montanus 177 35.69 168 Blue Tit Cyanistes caeruleus 488 98.39 169 Great Tit Parus major 487 98.19 170 Bearded Tit Panurus biarmicus 291 58.67 171 Woodlark Lullula arborea 219 44.15 172 Skylark Alauda arvensis 469 94.56 173 Shore Lark Eremophila alpestris 158 31.85 174 Sand Martin Riparia riparia 443 89.31 175 Swallow Hirundo rustica 453 91.33 176 House Martin Delichon urbicum 444 89.52 177 Cetti's Warbler Cettia cetti 419 84.48 178 Long-tailed Tit Aegithalos caudatus 483 97.38 179 Wood Warbler Phylloscopus sibilatrix 177 35.69 180 Hume's Warbler Phylloscopus humei 87 17.54 181 Yellow-browed Warbler Phylloscopus inornatus 166 33.47 182 Pallas's Warbler Phylloscopus proregulus 130 26.21 183 Willow Warbler Phylloscopus trochilus 425 85.69 184 Chiffchaff Phylloscopus collybita 465 93.75 185 Iberian Chiffchaff Phylloscopus ibericus 34 6.85 186 Great Reed Warbler Acrocephalus arundinaceus 77 15.52 187 Sedge Warbler Acrocephalus schoenobaenus 411 82.86 188 Reed Warbler Acrocephalus scirpaceus 388 78.23 189 Savi's Warbler Locustella luscinioides 25 5.04 190 Grasshopper Warbler Locustella naevia 235 47.38 191 Blackcap Sylvia atricapilla 457 92.14 192 Garden Warbler Sylvia borin 365 73.59 193 Lesser Whitethroat Curruca curruca 324 65.32 194 Whitethroat Curruca communis 428 86.29 195 Dartford Warbler Curruca undata 184 37.10 196 Firecrest Regulus ignicapilla 252 50.81 197 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 Song Thrush Turdus philomelos 472 95.16 203 Mistle Thrush Turdus viscivorus 452 91.13 204 Redwing Turdus iliacus 467 94.15 205 Blackbird Turdus merula 490 98.79 206 Fieldfare Turdus pilaris 453 91.33 207 Ring Ouzel Turdus torquatus 240 48.39 208 Spotted Flycatcher Muscicapa striata 322 64.92 209 Robin Erithacus rubecula 485 97.78 210 Nightingale Luscinia megarhynchos 163 32.86 211 Pied Flycatcher Ficedula hypoleuca 263 53.02 212 Black Redstart Phoenicurus ochruros 245 49.40 213 Redstart Phoenicurus phoenicurus 314 63.31 214 Whinchat Saxicola rubetra 305 61.49 215 Stonechat Saxicola rubicola 459 92.54 216 Wheatear Oenanthe oenanthe 413 83.27 217 Dipper Cinclus cinclus 330 66.53 218 House Sparrow Passer domesticus 488 98.39 219 Dunnock Prunella modularis 481 96.98 220 Yellow Wagtail Motacilla flava 338 68.15 221 Grey Wagtail Motacilla cinerea 451 90.93 222 Pied Wagtail Motacilla alba 479 96.57 223 Richard's Pipit Anthus richardi 55 11.09 224 Meadow Pipit Anthus pratensis 467 94.15 225 Tree Pipit Anthus trivialis 286 57.66 226 Water Pipit Anthus spinoletta 205 41.33 227 Rock Pipit Anthus petrosus 381 76.81 228 Chaffinch Fringilla coelebs 484 97.58 229 Brambling Fringilla montifringilla 316 63.71 230 Hawfinch Coccothraustes coccothraustes 234 47.18 231 Bullfinch Pyrrhula pyrrhula 435 87.70 232 Greenfinch Chloris chloris 471 94.96 233 Linnet Linaria cannabina 458 92.34 234 Lesser Redpoll Acanthis cabaret 345 69.56 235 Common Crossbill Loxia curvirostra 239 48.19 236 Goldfinch Carduelis carduelis 486 97.98 237 Siskin Spinus spinus 425 85.69 238 Snow Bunting Plectrophenax nivalis 244 49.19 239 Corn Bunting Emberiza calandra 286 57.66 240 Yellowhammer Emberiza citrinella 421 84.88 241 Little Bunting Emberiza pusilla 83 16.73 242 Reed Bunting Emberiza schoeniclus 463 93.35 243 Magnolia Warbler Setophaga magnolia 105 21.17