Wayne Glossop: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 276 of 276 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 359 76.55 2 Canada Goose Branta canadensis 460 98.08 3 Barnacle Goose Branta leucopsis 322 68.66 4 Greylag Goose Anser anser 449 95.74 5 Taiga Bean Goose Anser fabalis 36 7.68 6 Pink-footed Goose Anser brachyrhynchus 357 76.12 7 White-fronted Goose Anser albifrons 238 50.75 8 Mute Swan Cygnus olor 461 98.29 9 Bewick's Swan Cygnus columbianus 135 28.78 10 Whooper Swan Cygnus cygnus 310 66.10 11 Egyptian Goose Alopochen aegyptiaca 370 78.89 12 Shelduck Tadorna tadorna 441 94.03 13 Mandarin Duck Aix galericulata 310 66.10 14 Garganey Spatula querquedula 282 60.13 15 Shoveler Spatula clypeata 444 94.67 16 Gadwall Mareca strepera 442 94.24 17 Wigeon Mareca penelope 442 94.24 18 American Wigeon Mareca americana 68 14.50 19 Mallard Anas platyrhynchos 461 98.29 20 Pintail Anas acuta 390 83.16 21 Teal Anas crecca 445 94.88 22 Green-winged Teal Anas carolinensis 74 15.78 23 Red-crested Pochard Netta rufina 170 36.25 24 Pochard Aythya ferina 426 90.83 25 Ferruginous Duck Aythya nyroca 44 9.38 26 Ring-necked Duck Aythya collaris 190 40.51 27 Tufted Duck Aythya fuligula 457 97.44 28 Scaup Aythya marila 244 52.03 29 Eider Somateria mollissima 333 71.00 30 Surf Scoter Melanitta perspicillata 53 11.30 31 Velvet Scoter Melanitta fusca 171 36.46 32 White-winged Scoter Melanitta deglandi 20 4.26 33 Common Scoter Melanitta nigra 347 73.99 34 Long-tailed Duck Clangula hyemalis 205 43.71 35 Bufflehead Bucephala albeola 22 4.69 36 Goldeneye Bucephala clangula 383 81.66 37 Smew Mergellus albellus 159 33.90 38 Goosander Mergus merganser 390 83.16 39 Red-breasted Merganser Mergus serrator 324 69.08 40 Ruddy Duck Oxyura jamaicensis 35 7.46 41 Red Grouse Lagopus lagopus 209 44.56 42 Capercaillie Tetrao urogallus 18 3.84 43 Black Grouse Lyrurus tetrix 102 21.75 44 Grey Partridge Perdix perdix 294 62.69 45 Pheasant Phasianus colchicus 454 96.80 46 Quail Coturnix coturnix 87 18.55 47 Red-legged Partridge Alectoris rufa 400 85.29 48 Nightjar Caprimulgus europaeus 205 43.71 49 Swift Apus apus 430 91.68 50 Great Bustard Otis tarda 17 3.62 51 Cuckoo Cuculus canorus 382 81.45 52 Rock Dove (Feral Pigeon) Columba livia 403 85.93 53 Stock Dove Columba oenas 416 88.70 54 Woodpigeon Columba palumbus 463 98.72 55 Oriental Turtle Dove Streptopelia orientalis 33 7.04 56 Collared Dove Streptopelia decaocto 453 96.59 57 Water Rail Rallus aquaticus 353 75.27 58 Moorhen Gallinula chloropus 458 97.65 59 Coot Fulica atra 456 97.23 60 Crane Grus grus 199 42.43 61 Little Grebe Tachybaptus ruficollis 443 94.46 62 Great Crested Grebe Podiceps cristatus 447 95.31 63 Slavonian Grebe Podiceps auritus 235 50.11 64 Black-necked Grebe Podiceps nigricollis 255 54.37 65 Stone-curlew Burhinus oedicnemus 168 35.82 66 Oystercatcher Haematopus ostralegus 448 95.52 67 Black-winged Stilt Himantopus himantopus 82 17.48 68 Avocet Recurvirostra avosetta 394 84.01 69 Grey Plover Pluvialis squatarola 343 73.13 70 Golden Plover Pluvialis apricaria 389 82.94 71 Pacific Golden Plover Pluvialis fulva 133 28.36 72 American Golden Plover Pluvialis dominica 73 15.57 73 Dotterel Eudromias morinellus 109 23.24 74 Ringed Plover Charadrius hiaticula 399 85.07 75 Little Ringed Plover Charadrius dubius 360 76.76 76 Lapwing Vanellus vanellus 453 96.59 77 White-tailed Plover Vanellus leucurus 200 42.64 78 Eurasian Whimbrel Numenius phaeopus 349 74.41 79 Curlew Numenius arquata 436 92.96 80 Bar-tailed Godwit Limosa lapponica 368 78.46 81 Black-tailed Godwit Limosa limosa 411 87.63 82 Long-billed Dowitcher Limnodromus scolopaceus 42 8.96 83 Jack Snipe Lymnocryptes minimus 232 49.47 84 Woodcock Scolopax rusticola 291 62.05 85 Snipe Gallinago gallinago 413 88.06 86 Common Sandpiper Actitis hypoleucos 397 84.65 87 Green Sandpiper Tringa ochropus 351 74.84 88 Wood Sandpiper Tringa glareola 270 57.57 89 Redshank Tringa totanus 434 92.54 90 Spotted Redshank Tringa erythropus 331 70.58 91 Greenshank Tringa nebularia 382 81.45 92 Turnstone Arenaria interpres 411 87.63 93 Knot Calidris canutus 349 74.41 94 Ruff Calidris pugnax 369 78.68 95 Curlew Sandpiper Calidris ferruginea 259 55.22 96 Temminck's Stint Calidris temminckii 89 18.98 97 Long-toed Stint Calidris subminuta 128 27.29 98 Red-necked Stint Calidris ruficollis 58 12.37 99 Sanderling Calidris alba 369 78.68 100 Dunlin Calidris alpina 418 89.13 101 Purple Sandpiper Calidris maritima 265 56.50 102 Little Stint Calidris minuta 290 61.83 103 Pectoral Sandpiper Calidris melanotos 177 37.74 104 Western Sandpiper Calidris mauri 59 12.58 105 Collared Pratincole Glareola pratincola 60 12.79 106 Little Tern Sternula albifrons 286 60.98 107 Black Tern Chlidonias niger 167 35.61 108 Arctic Tern Sterna paradisaea 290 61.83 109 Common Tern Sterna hirundo 407 86.78 110 Roseate Tern Sterna dougallii 143 30.49 111 Sandwich Tern Thalasseus sandvicensis 372 79.32 112 Elegant Tern Thalasseus elegans 84 17.91 113 Little Gull Hydrocoloeus minutus 281 59.91 114 Kittiwake Rissa tridactyla 382 81.45 115 Bonaparte's Gull Chroicocephalus philadelphia 107 22.81 116 Black-headed Gull Chroicocephalus ridibundus 460 98.08 117 Franklin's Gull Leucophaeus pipixcan 33 7.04 118 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 119 Common Gull Larus canus 418 89.13 120 Caspian Gull Larus cachinnans 184 39.23 121 Herring Gull Larus argentatus 457 97.44 122 Yellow-legged Gull Larus michahellis 226 48.19 123 Great Black-backed Gull Larus marinus 433 92.32 124 Lesser Black-backed Gull Larus fuscus 448 95.52 125 Long-tailed Skua Stercorarius longicaudus 87 18.55 126 Arctic Skua Stercorarius parasiticus 204 43.50 127 Great Skua Stercorarius skua 216 46.06 128 Puffin Fratercula arctica 305 65.03 129 Black Guillemot Cepphus grylle 206 43.92 130 Razorbill Alca torda 377 80.38 131 Little Auk Alle alle 98 20.90 132 Common Guillemot Uria aalge 387 82.52 133 Red-throated Diver Gavia stellata 330 70.36 134 Black-throated Diver Gavia arctica 178 37.95 135 Great Northern Diver Gavia immer 287 61.19 136 Black-browed Albatross Thalassarche melanophris 200 42.64 137 Storm Petrel Hydrobates pelagicus 79 16.84 138 Fulmar Fulmarus glacialis 389 82.94 139 Sooty Shearwater Ardenna grisea 126 26.87 140 Manx Shearwater Puffinus puffinus 246 52.45 141 Balearic Shearwater Puffinus mauretanicus 94 20.04 142 White Stork Ciconia ciconia 64 13.65 143 Gannet Morus bassanus 405 86.35 144 Cormorant Phalacrocorax carbo 457 97.44 145 Shag Gulosus aristotelis 370 78.89 146 Glossy Ibis Plegadis falcinellus 213 45.42 147 Spoonbill Platalea leucorodia 335 71.43 148 Bittern Botaurus stellaris 294 62.69 149 Little Egret Egretta garzetta 444 94.67 150 Cattle Egret Bubulcus ibis 300 63.97 151 Great White Egret Ardea alba 387 82.52 152 Grey Heron Ardea cinerea 454 96.80 153 Osprey Pandion haliaetus 294 62.69 154 Honey-buzzard Pernis apivorus 83 17.70 155 Sparrowhawk Accipiter nisus 443 94.46 156 Goshawk Accipiter gentilis 195 41.58 157 Marsh Harrier Circus aeruginosus 406 86.57 158 Hen Harrier Circus cyaneus 227 48.40 159 Red Kite Milvus milvus 434 92.54 160 Buzzard Buteo buteo 457 97.44 161 Barn Owl Tyto alba 371 79.10 162 Little Owl Athene noctua 281 59.91 163 Long-eared Owl Asio otus 113 24.09 164 Short-eared Owl Asio flammeus 262 55.86 165 Tawny Owl Strix aluco 364 77.61 166 Roller Coracias garrulus 113 24.09 167 Kingfisher Alcedo atthis 410 87.42 168 Belted Kingfisher Megaceryle alcyon 93 19.83 169 Bee-eater Merops apiaster 54 11.51 170 Wryneck Jynx torquilla 108 23.03 171 Lesser Spotted Woodpecker Dryobates minor 117 24.95 172 Great Spotted Woodpecker Dendrocopos major 443 94.46 173 Green Woodpecker Picus viridis 395 84.22 174 Kestrel Falco tinnunculus 453 96.59 175 Red-footed Falcon Falco vespertinus 32 6.82 176 Merlin Falco columbarius 275 58.64 177 Hobby Falco subbuteo 347 73.99 178 Peregrine Falco peregrinus 421 89.77 179 Ring-necked Parakeet Psittacula krameri 290 61.83 180 Golden Oriole Oriolus oriolus 57 12.15 181 Lesser Grey Shrike Lanius minor 28 5.97 182 Red-backed Shrike Lanius collurio 122 26.01 183 Jay Garrulus glandarius 447 95.31 184 Magpie Pica pica 460 98.08 185 Chough Pyrrhocorax pyrrhocorax 194 41.36 186 Jackdaw Coloeus monedula 459 97.87 187 Rook Corvus frugilegus 453 96.59 188 Carrion Crow Corvus corone 460 98.08 189 Hooded Crow Corvus cornix 193 41.15 190 Raven Corvus corax 415 88.49 191 Coal Tit Periparus ater 446 95.10 192 Crested Tit Lophophanes cristatus 63 13.43 193 Marsh Tit Poecile palustris 318 67.80 194 Willow Tit Poecile montanus 179 38.17 195 Blue Tit Cyanistes caeruleus 463 98.72 196 Great Tit Parus major 461 98.29 197 Bearded Tit Panurus biarmicus 299 63.75 198 Woodlark Lullula arborea 210 44.78 199 Skylark Alauda arvensis 440 93.82 200 Shore Lark Eremophila alpestris 122 26.01 201 Sand Martin Riparia riparia 426 90.83 202 Swallow Hirundo rustica 437 93.18 203 House Martin Delichon urbicum 432 92.11 204 Cetti's Warbler Cettia cetti 387 82.52 205 Long-tailed Tit Aegithalos caudatus 453 96.59 206 Willow Warbler Phylloscopus trochilus 415 88.49 207 Chiffchaff Phylloscopus collybita 441 94.03 208 Two-barred Greenish Warbler Phylloscopus plumbeitarsus 69 14.71 209 Arctic Warbler Phylloscopus borealis 29 6.18 210 Great Reed Warbler Acrocephalus arundinaceus 92 19.62 211 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 212 Reed Warbler Acrocephalus scirpaceus 399 85.07 213 River Warbler Locustella fluviatilis 128 27.29 214 Savi's Warbler Locustella luscinioides 60 12.79 215 Grasshopper Warbler Locustella naevia 264 56.29 216 Blackcap Sylvia atricapilla 437 93.18 217 Garden Warbler Sylvia borin 343 73.13 218 Barred Warbler Curruca nisoria 63 13.43 219 Lesser Whitethroat Curruca curruca 332 70.79 220 Whitethroat Curruca communis 421 89.77 221 Dartford Warbler Curruca undata 184 39.23 222 Firecrest Regulus ignicapilla 198 42.22 223 Goldcrest Regulus regulus 427 91.04 224 Wren Troglodytes troglodytes 458 97.65 225 Nuthatch Sitta europaea 431 91.90 226 Treecreeper Certhia familiaris 420 89.55 227 Northern Mockingbird Mimus polyglottos 132 28.14 228 Rose-coloured Starling Pastor roseus 99 21.11 229 Starling Sturnus vulgaris 458 97.65 230 Song Thrush Turdus philomelos 454 96.80 231 Mistle Thrush Turdus viscivorus 437 93.18 232 Redwing Turdus iliacus 443 94.46 233 Blackbird Turdus merula 462 98.51 234 Fieldfare Turdus pilaris 422 89.98 235 Ring Ouzel Turdus torquatus 261 55.65 236 Rufous-tailed Scrub Robin Cercotrichas galactotes 19 4.05 237 Spotted Flycatcher Muscicapa striata 330 70.36 238 Robin Erithacus rubecula 462 98.51 239 Nightingale Luscinia megarhynchos 158 33.69 240 Bluethroat Luscinia svecica 83 17.70 241 Pied Flycatcher Ficedula hypoleuca 286 60.98 242 Red-flanked Bluetail Tarsiger cyanurus 52 11.09 243 Black Redstart Phoenicurus ochruros 230 49.04 244 Redstart Phoenicurus phoenicurus 335 71.43 245 Whinchat Saxicola rubetra 302 64.39 246 Stonechat Saxicola rubicola 432 92.11 247 Wheatear Oenanthe oenanthe 409 87.21 248 Dipper Cinclus cinclus 289 61.62 249 Tree Sparrow Passer montanus 328 69.94 250 House Sparrow Passer domesticus 458 97.65 251 Dunnock Prunella modularis 462 98.51 252 Yellow Wagtail Motacilla flava 368 78.46 253 Grey Wagtail Motacilla cinerea 440 93.82 254 Pied Wagtail Motacilla alba 460 98.08 255 Meadow Pipit Anthus pratensis 434 92.54 256 Tree Pipit Anthus trivialis 307 65.46 257 Water Pipit Anthus spinoletta 155 33.05 258 Rock Pipit Anthus petrosus 372 79.32 259 Chaffinch Fringilla coelebs 457 97.44 260 Brambling Fringilla montifringilla 310 66.10 261 Hawfinch Coccothraustes coccothraustes 170 36.25 262 Bullfinch Pyrrhula pyrrhula 429 91.47 263 Greenfinch Chloris chloris 453 96.59 264 Twite Linaria flavirostris 178 37.95 265 Linnet Linaria cannabina 437 93.18 266 Lesser Redpoll Acanthis cabaret 341 72.71 267 Common Crossbill Loxia curvirostra 263 56.08 268 Goldfinch Carduelis carduelis 454 96.80 269 Siskin Spinus spinus 414 88.27 270 Lapland Bunting Calcarius lapponicus 78 16.63 271 Snow Bunting Plectrophenax nivalis 254 54.16 272 Corn Bunting Emberiza calandra 289 61.62 273 Yellowhammer Emberiza citrinella 407 86.78 274 Cirl Bunting Emberiza cirlus 103 21.96 275 Little Bunting Emberiza pusilla 110 23.45 276 Reed Bunting Emberiza schoeniclus 439 93.60