Kay Donaghy: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 235 of 235 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 Pink-footed Goose Anser brachyrhynchus 357 76.12 6 White-fronted Goose Anser albifrons 238 50.75 7 Mute Swan Cygnus olor 461 98.29 8 Egyptian Goose Alopochen aegyptiaca 370 78.89 9 Shelduck Tadorna tadorna 441 94.03 10 Mandarin Duck Aix galericulata 310 66.10 11 Garganey Spatula querquedula 282 60.13 12 Shoveler Spatula clypeata 444 94.67 13 Gadwall Mareca strepera 442 94.24 14 Wigeon Mareca penelope 442 94.24 15 Mallard Anas platyrhynchos 461 98.29 16 Pintail Anas acuta 390 83.16 17 Teal Anas crecca 445 94.88 18 Pochard Aythya ferina 426 90.83 19 Ferruginous Duck Aythya nyroca 44 9.38 20 Tufted Duck Aythya fuligula 457 97.44 21 Scaup Aythya marila 244 52.03 22 Eider Somateria mollissima 333 71.00 23 Velvet Scoter Melanitta fusca 171 36.46 24 Common Scoter Melanitta nigra 347 73.99 25 Bufflehead Bucephala albeola 22 4.69 26 Goldeneye Bucephala clangula 383 81.66 27 Goosander Mergus merganser 390 83.16 28 Red-breasted Merganser Mergus serrator 324 69.08 29 Grey Partridge Perdix perdix 294 62.69 30 Pheasant Phasianus colchicus 454 96.80 31 Red-legged Partridge Alectoris rufa 400 85.29 32 Nightjar Caprimulgus europaeus 205 43.71 33 Swift Apus apus 430 91.68 34 Cuckoo Cuculus canorus 382 81.45 35 Rock Dove (Feral Pigeon) Columba livia 403 85.93 36 Stock Dove Columba oenas 416 88.70 37 Woodpigeon Columba palumbus 463 98.72 38 Turtle Dove Streptopelia turtur 172 36.67 39 Oriental Turtle Dove Streptopelia orientalis 33 7.04 40 Collared Dove Streptopelia decaocto 453 96.59 41 Water Rail Rallus aquaticus 353 75.27 42 Moorhen Gallinula chloropus 458 97.65 43 Coot Fulica atra 456 97.23 44 Crane Grus grus 199 42.43 45 Little Grebe Tachybaptus ruficollis 443 94.46 46 Great Crested Grebe Podiceps cristatus 447 95.31 47 Slavonian Grebe Podiceps auritus 235 50.11 48 Black-necked Grebe Podiceps nigricollis 255 54.37 49 Stone-curlew Burhinus oedicnemus 168 35.82 50 Oystercatcher Haematopus ostralegus 448 95.52 51 Avocet Recurvirostra avosetta 394 84.01 52 Grey Plover Pluvialis squatarola 343 73.13 53 Golden Plover Pluvialis apricaria 389 82.94 54 Pacific Golden Plover Pluvialis fulva 133 28.36 55 Dotterel Eudromias morinellus 109 23.24 56 Ringed Plover Charadrius hiaticula 399 85.07 57 Little Ringed Plover Charadrius dubius 360 76.76 58 Lapwing Vanellus vanellus 453 96.59 59 White-tailed Plover Vanellus leucurus 200 42.64 60 Eurasian Whimbrel Numenius phaeopus 349 74.41 61 Curlew Numenius arquata 436 92.96 62 Bar-tailed Godwit Limosa lapponica 368 78.46 63 Black-tailed Godwit Limosa limosa 411 87.63 64 Jack Snipe Lymnocryptes minimus 232 49.47 65 Woodcock Scolopax rusticola 291 62.05 66 Snipe Gallinago gallinago 413 88.06 67 Grey Phalarope Phalaropus fulicarius 114 24.31 68 Common Sandpiper Actitis hypoleucos 397 84.65 69 Green Sandpiper Tringa ochropus 351 74.84 70 Wood Sandpiper Tringa glareola 270 57.57 71 Redshank Tringa totanus 434 92.54 72 Lesser Yellowlegs Tringa flavipes 45 9.59 73 Spotted Redshank Tringa erythropus 331 70.58 74 Greenshank Tringa nebularia 382 81.45 75 Turnstone Arenaria interpres 411 87.63 76 Knot Calidris canutus 349 74.41 77 Ruff Calidris pugnax 369 78.68 78 Curlew Sandpiper Calidris ferruginea 259 55.22 79 Sanderling Calidris alba 369 78.68 80 Dunlin Calidris alpina 418 89.13 81 Little Stint Calidris minuta 290 61.83 82 Pectoral Sandpiper Calidris melanotos 177 37.74 83 Semipalmated Sandpiper Calidris pusilla 38 8.10 84 Little Tern Sternula albifrons 286 60.98 85 Black Tern Chlidonias niger 167 35.61 86 Arctic Tern Sterna paradisaea 290 61.83 87 Common Tern Sterna hirundo 407 86.78 88 Sandwich Tern Thalasseus sandvicensis 372 79.32 89 Elegant Tern Thalasseus elegans 84 17.91 90 Little Gull Hydrocoloeus minutus 281 59.91 91 Kittiwake Rissa tridactyla 382 81.45 92 Bonaparte's Gull Chroicocephalus philadelphia 107 22.81 93 Black-headed Gull Chroicocephalus ridibundus 460 98.08 94 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 95 Common Gull Larus canus 418 89.13 96 Herring Gull Larus argentatus 457 97.44 97 Yellow-legged Gull Larus michahellis 226 48.19 98 Great Black-backed Gull Larus marinus 433 92.32 99 Lesser Black-backed Gull Larus fuscus 448 95.52 100 Puffin Fratercula arctica 305 65.03 101 Black Guillemot Cepphus grylle 206 43.92 102 Razorbill Alca torda 377 80.38 103 Common Guillemot Uria aalge 387 82.52 104 Red-throated Diver Gavia stellata 330 70.36 105 Black-throated Diver Gavia arctica 178 37.95 106 Great Northern Diver Gavia immer 287 61.19 107 Black-browed Albatross Thalassarche melanophris 200 42.64 108 Fulmar Fulmarus glacialis 389 82.94 109 Sooty Shearwater Ardenna grisea 126 26.87 110 Manx Shearwater Puffinus puffinus 246 52.45 111 Gannet Morus bassanus 405 86.35 112 Cormorant Phalacrocorax carbo 457 97.44 113 Shag Gulosus aristotelis 370 78.89 114 Glossy Ibis Plegadis falcinellus 213 45.42 115 Spoonbill Platalea leucorodia 335 71.43 116 Bittern Botaurus stellaris 294 62.69 117 Little Egret Egretta garzetta 444 94.67 118 Cattle Egret Bubulcus ibis 300 63.97 119 Great White Egret Ardea alba 387 82.52 120 Grey Heron Ardea cinerea 454 96.80 121 Osprey Pandion haliaetus 294 62.69 122 Sparrowhawk Accipiter nisus 443 94.46 123 Goshawk Accipiter gentilis 195 41.58 124 Marsh Harrier Circus aeruginosus 406 86.57 125 Hen Harrier Circus cyaneus 227 48.40 126 Red Kite Milvus milvus 434 92.54 127 Buzzard Buteo buteo 457 97.44 128 Barn Owl Tyto alba 371 79.10 129 Little Owl Athene noctua 281 59.91 130 Short-eared Owl Asio flammeus 262 55.86 131 Tawny Owl Strix aluco 364 77.61 132 Hoopoe Upupa epops 92 19.62 133 Kingfisher Alcedo atthis 410 87.42 134 Belted Kingfisher Megaceryle alcyon 93 19.83 135 Wryneck Jynx torquilla 108 23.03 136 Lesser Spotted Woodpecker Dryobates minor 117 24.95 137 Great Spotted Woodpecker Dendrocopos major 443 94.46 138 Green Woodpecker Picus viridis 395 84.22 139 Kestrel Falco tinnunculus 453 96.59 140 Merlin Falco columbarius 275 58.64 141 Hobby Falco subbuteo 347 73.99 142 Peregrine Falco peregrinus 421 89.77 143 Ring-necked Parakeet Psittacula krameri 290 61.83 144 Golden Oriole Oriolus oriolus 57 12.15 145 Woodchat Shrike Lanius senator 99 21.11 146 Red-backed Shrike Lanius collurio 122 26.01 147 Jay Garrulus glandarius 447 95.31 148 Magpie Pica pica 460 98.08 149 Chough Pyrrhocorax pyrrhocorax 194 41.36 150 Jackdaw Coloeus monedula 459 97.87 151 Rook Corvus frugilegus 453 96.59 152 Carrion Crow Corvus corone 460 98.08 153 Raven Corvus corax 415 88.49 154 Coal Tit Periparus ater 446 95.10 155 Willow Tit Poecile montanus 179 38.17 156 Blue Tit Cyanistes caeruleus 463 98.72 157 Great Tit Parus major 461 98.29 158 Bearded Tit Panurus biarmicus 299 63.75 159 Woodlark Lullula arborea 210 44.78 160 Skylark Alauda arvensis 440 93.82 161 Shore Lark Eremophila alpestris 122 26.01 162 Short-toed Lark Calandrella brachydactyla 37 7.89 163 Sand Martin Riparia riparia 426 90.83 164 Swallow Hirundo rustica 437 93.18 165 House Martin Delichon urbicum 432 92.11 166 Red-rumped Swallow Cecropis daurica 23 4.90 167 Cetti's Warbler Cettia cetti 387 82.52 168 Long-tailed Tit Aegithalos caudatus 453 96.59 169 Wood Warbler Phylloscopus sibilatrix 179 38.17 170 Dusky Warbler Phylloscopus fuscatus 60 12.79 171 Willow Warbler Phylloscopus trochilus 415 88.49 172 Chiffchaff Phylloscopus collybita 441 94.03 173 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 174 Blyth's Reed Warbler Acrocephalus dumetorum 43 9.17 175 Reed Warbler Acrocephalus scirpaceus 399 85.07 176 River Warbler Locustella fluviatilis 128 27.29 177 Grasshopper Warbler Locustella naevia 264 56.29 178 Blackcap Sylvia atricapilla 437 93.18 179 Garden Warbler Sylvia borin 343 73.13 180 Lesser Whitethroat Curruca curruca 332 70.79 181 Whitethroat Curruca communis 421 89.77 182 Dartford Warbler Curruca undata 184 39.23 183 Firecrest Regulus ignicapilla 198 42.22 184 Goldcrest Regulus regulus 427 91.04 185 Wren Troglodytes troglodytes 458 97.65 186 Nuthatch Sitta europaea 431 91.90 187 Treecreeper Certhia familiaris 420 89.55 188 Starling Sturnus vulgaris 458 97.65 189 Song Thrush Turdus philomelos 454 96.80 190 Mistle Thrush Turdus viscivorus 437 93.18 191 Redwing Turdus iliacus 443 94.46 192 Blackbird Turdus merula 462 98.51 193 Fieldfare Turdus pilaris 422 89.98 194 Ring Ouzel Turdus torquatus 261 55.65 195 Spotted Flycatcher Muscicapa striata 330 70.36 196 Robin Erithacus rubecula 462 98.51 197 Nightingale Luscinia megarhynchos 158 33.69 198 Bluethroat Luscinia svecica 83 17.70 199 Red-breasted Flycatcher Ficedula parva 68 14.50 200 Taiga Flycatcher Ficedula albicilla 47 10.02 201 Pied Flycatcher Ficedula hypoleuca 286 60.98 202 Red-flanked Bluetail Tarsiger cyanurus 52 11.09 203 Black Redstart Phoenicurus ochruros 230 49.04 204 Redstart Phoenicurus phoenicurus 335 71.43 205 Whinchat Saxicola rubetra 302 64.39 206 Stonechat Saxicola rubicola 432 92.11 207 Wheatear Oenanthe oenanthe 409 87.21 208 Dipper Cinclus cinclus 289 61.62 209 Tree Sparrow Passer montanus 328 69.94 210 House Sparrow Passer domesticus 458 97.65 211 Dunnock Prunella modularis 462 98.51 212 Yellow Wagtail Motacilla flava 368 78.46 213 Grey Wagtail Motacilla cinerea 440 93.82 214 Pied Wagtail Motacilla alba 460 98.08 215 Meadow Pipit Anthus pratensis 434 92.54 216 Tree Pipit Anthus trivialis 307 65.46 217 Water Pipit Anthus spinoletta 155 33.05 218 Rock Pipit Anthus petrosus 372 79.32 219 Chaffinch Fringilla coelebs 457 97.44 220 Brambling Fringilla montifringilla 310 66.10 221 Hawfinch Coccothraustes coccothraustes 170 36.25 222 Bullfinch Pyrrhula pyrrhula 429 91.47 223 Common Rosefinch Carpodacus erythrinus 69 14.71 224 Greenfinch Chloris chloris 453 96.59 225 Linnet Linaria cannabina 437 93.18 226 Lesser Redpoll Acanthis cabaret 341 72.71 227 Common Crossbill Loxia curvirostra 263 56.08 228 Goldfinch Carduelis carduelis 454 96.80 229 Serin Serinus serinus 27 5.76 230 Siskin Spinus spinus 414 88.27 231 Snow Bunting Plectrophenax nivalis 254 54.16 232 Corn Bunting Emberiza calandra 289 61.62 233 Yellowhammer Emberiza citrinella 407 86.78 234 Rustic Bunting Emberiza rustica 54 11.51 235 Reed Bunting Emberiza schoeniclus 439 93.60