Kim Matts: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 245 of 245 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 Bewick's Swan Cygnus columbianus 135 28.78 9 Whooper Swan Cygnus cygnus 310 66.10 10 Egyptian Goose Alopochen aegyptiaca 370 78.89 11 Shelduck Tadorna tadorna 441 94.03 12 Mandarin Duck Aix galericulata 310 66.10 13 Garganey Spatula querquedula 282 60.13 14 Shoveler Spatula clypeata 444 94.67 15 Gadwall Mareca strepera 442 94.24 16 Wigeon Mareca penelope 442 94.24 17 American Wigeon Mareca americana 68 14.50 18 Mallard Anas platyrhynchos 461 98.29 19 Pintail Anas acuta 390 83.16 20 Teal Anas crecca 445 94.88 21 Red-crested Pochard Netta rufina 170 36.25 22 Pochard Aythya ferina 426 90.83 23 Ring-necked Duck Aythya collaris 190 40.51 24 Tufted Duck Aythya fuligula 457 97.44 25 Scaup Aythya marila 244 52.03 26 Eider Somateria mollissima 333 71.00 27 Velvet Scoter Melanitta fusca 171 36.46 28 Common Scoter Melanitta nigra 347 73.99 29 Long-tailed Duck Clangula hyemalis 205 43.71 30 Goldeneye Bucephala clangula 383 81.66 31 Smew Mergellus albellus 159 33.90 32 Goosander Mergus merganser 390 83.16 33 Red-breasted Merganser Mergus serrator 324 69.08 34 Red Grouse Lagopus lagopus 209 44.56 35 Black Grouse Lyrurus tetrix 102 21.75 36 Grey Partridge Perdix perdix 294 62.69 37 Pheasant Phasianus colchicus 454 96.80 38 Red-legged Partridge Alectoris rufa 400 85.29 39 Nightjar Caprimulgus europaeus 205 43.71 40 Swift Apus apus 430 91.68 41 Cuckoo Cuculus canorus 382 81.45 42 Rock Dove (Feral Pigeon) Columba livia 403 85.93 43 Stock Dove Columba oenas 416 88.70 44 Woodpigeon Columba palumbus 463 98.72 45 Turtle Dove Streptopelia turtur 172 36.67 46 Collared Dove Streptopelia decaocto 453 96.59 47 Water Rail Rallus aquaticus 353 75.27 48 Moorhen Gallinula chloropus 458 97.65 49 Coot Fulica atra 456 97.23 50 Crane Grus grus 199 42.43 51 Little Grebe Tachybaptus ruficollis 443 94.46 52 Red-necked Grebe Podiceps grisegena 141 30.06 53 Great Crested Grebe Podiceps cristatus 447 95.31 54 Slavonian Grebe Podiceps auritus 235 50.11 55 Black-necked Grebe Podiceps nigricollis 255 54.37 56 Stone-curlew Burhinus oedicnemus 168 35.82 57 Oystercatcher Haematopus ostralegus 448 95.52 58 Avocet Recurvirostra avosetta 394 84.01 59 Grey Plover Pluvialis squatarola 343 73.13 60 Golden Plover Pluvialis apricaria 389 82.94 61 Pacific Golden Plover Pluvialis fulva 133 28.36 62 American Golden Plover Pluvialis dominica 73 15.57 63 Dotterel Eudromias morinellus 109 23.24 64 Ringed Plover Charadrius hiaticula 399 85.07 65 Little Ringed Plover Charadrius dubius 360 76.76 66 Lapwing Vanellus vanellus 453 96.59 67 White-tailed Plover Vanellus leucurus 200 42.64 68 Kentish Plover Anarhynchus alexandrinus 15 3.20 69 Eurasian Whimbrel Numenius phaeopus 349 74.41 70 Curlew Numenius arquata 436 92.96 71 Bar-tailed Godwit Limosa lapponica 368 78.46 72 Black-tailed Godwit Limosa limosa 411 87.63 73 Jack Snipe Lymnocryptes minimus 232 49.47 74 Woodcock Scolopax rusticola 291 62.05 75 Snipe Gallinago gallinago 413 88.06 76 Common Sandpiper Actitis hypoleucos 397 84.65 77 Green Sandpiper Tringa ochropus 351 74.84 78 Wood Sandpiper Tringa glareola 270 57.57 79 Redshank Tringa totanus 434 92.54 80 Spotted Redshank Tringa erythropus 331 70.58 81 Greenshank Tringa nebularia 382 81.45 82 Turnstone Arenaria interpres 411 87.63 83 Knot Calidris canutus 349 74.41 84 Ruff Calidris pugnax 369 78.68 85 Curlew Sandpiper Calidris ferruginea 260 55.44 86 Temminck's Stint Calidris temminckii 89 18.98 87 Long-toed Stint Calidris subminuta 128 27.29 88 Sanderling Calidris alba 369 78.68 89 Dunlin Calidris alpina 418 89.13 90 Purple Sandpiper Calidris maritima 265 56.50 91 Little Stint Calidris minuta 290 61.83 92 White-rumped Sandpiper Calidris fuscicollis 37 7.89 93 Pectoral Sandpiper Calidris melanotos 177 37.74 94 Semipalmated Sandpiper Calidris pusilla 38 8.10 95 Little Tern Sternula albifrons 286 60.98 96 Caspian Tern Hydroprogne caspia 54 11.51 97 Black Tern Chlidonias niger 167 35.61 98 Arctic Tern Sterna paradisaea 290 61.83 99 Common Tern Sterna hirundo 407 86.78 100 Sandwich Tern Thalasseus sandvicensis 372 79.32 101 Little Gull Hydrocoloeus minutus 281 59.91 102 Kittiwake Rissa tridactyla 382 81.45 103 Bonaparte's Gull Chroicocephalus philadelphia 107 22.81 104 Black-headed Gull Chroicocephalus ridibundus 460 98.08 105 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 106 Common Gull Larus canus 418 89.13 107 Caspian Gull Larus cachinnans 184 39.23 108 Herring Gull Larus argentatus 457 97.44 109 Yellow-legged Gull Larus michahellis 226 48.19 110 Great Black-backed Gull Larus marinus 433 92.32 111 Lesser Black-backed Gull Larus fuscus 448 95.52 112 American Herring Gull Larus smithsonianus 51 10.87 113 Iceland Gull Larus glaucoides 158 33.69 114 Arctic Skua Stercorarius parasiticus 204 43.50 115 Great Skua Stercorarius skua 216 46.06 116 Puffin Fratercula arctica 305 65.03 117 Black Guillemot Cepphus grylle 206 43.92 118 Razorbill Alca torda 377 80.38 119 Little Auk Alle alle 98 20.90 120 Common Guillemot Uria aalge 387 82.52 121 Red-throated Diver Gavia stellata 330 70.36 122 Black-throated Diver Gavia arctica 178 37.95 123 Great Northern Diver Gavia immer 287 61.19 124 Black-browed Albatross Thalassarche melanophris 200 42.64 125 Fulmar Fulmarus glacialis 389 82.94 126 Manx Shearwater Puffinus puffinus 246 52.45 127 Black Stork Ciconia nigra 82 17.48 128 White Stork Ciconia ciconia 64 13.65 129 Gannet Morus bassanus 405 86.35 130 Cormorant Phalacrocorax carbo 457 97.44 131 Shag Gulosus aristotelis 370 78.89 132 Glossy Ibis Plegadis falcinellus 213 45.42 133 Spoonbill Platalea leucorodia 335 71.43 134 Bittern Botaurus stellaris 294 62.69 135 Little Egret Egretta garzetta 444 94.67 136 Cattle Egret Bubulcus ibis 300 63.97 137 Great White Egret Ardea alba 387 82.52 138 Grey Heron Ardea cinerea 454 96.80 139 Osprey Pandion haliaetus 294 62.69 140 Honey-buzzard Pernis apivorus 83 17.70 141 Sparrowhawk Accipiter nisus 443 94.46 142 Marsh Harrier Circus aeruginosus 406 86.57 143 Hen Harrier Circus cyaneus 227 48.40 144 Red Kite Milvus milvus 434 92.54 145 White-tailed Eagle Haliaeetus albicilla 114 24.31 146 Buzzard Buteo buteo 457 97.44 147 Barn Owl Tyto alba 371 79.10 148 Little Owl Athene noctua 281 59.91 149 Long-eared Owl Asio otus 113 24.09 150 Short-eared Owl Asio flammeus 262 55.86 151 Tawny Owl Strix aluco 364 77.61 152 Hoopoe Upupa epops 92 19.62 153 Kingfisher Alcedo atthis 410 87.42 154 Wryneck Jynx torquilla 108 23.03 155 Great Spotted Woodpecker Dendrocopos major 443 94.46 156 Green Woodpecker Picus viridis 395 84.22 157 Kestrel Falco tinnunculus 453 96.59 158 Merlin Falco columbarius 275 58.64 159 Hobby Falco subbuteo 347 73.99 160 Peregrine Falco peregrinus 421 89.77 161 Ring-necked Parakeet Psittacula krameri 290 61.83 162 Jay Garrulus glandarius 447 95.31 163 Magpie Pica pica 460 98.08 164 Chough Pyrrhocorax pyrrhocorax 194 41.36 165 Jackdaw Coloeus monedula 459 97.87 166 Rook Corvus frugilegus 453 96.59 167 Carrion Crow Corvus corone 460 98.08 168 Hooded Crow Corvus cornix 193 41.15 169 Raven Corvus corax 415 88.49 170 Coal Tit Periparus ater 446 95.10 171 Marsh Tit Poecile palustris 318 67.80 172 Willow Tit Poecile montanus 179 38.17 173 Blue Tit Cyanistes caeruleus 463 98.72 174 Great Tit Parus major 461 98.29 175 Bearded Tit Panurus biarmicus 299 63.75 176 Woodlark Lullula arborea 210 44.78 177 Skylark Alauda arvensis 440 93.82 178 Shore Lark Eremophila alpestris 122 26.01 179 Sand Martin Riparia riparia 426 90.83 180 Swallow Hirundo rustica 437 93.18 181 House Martin Delichon urbicum 432 92.11 182 Cetti's Warbler Cettia cetti 387 82.52 183 Long-tailed Tit Aegithalos caudatus 453 96.59 184 Wood Warbler Phylloscopus sibilatrix 179 38.17 185 Willow Warbler Phylloscopus trochilus 415 88.49 186 Chiffchaff Phylloscopus collybita 441 94.03 187 Green Warbler Phylloscopus nitidus 91 19.40 188 Great Reed Warbler Acrocephalus arundinaceus 92 19.62 189 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 190 Reed Warbler Acrocephalus scirpaceus 399 85.07 191 River Warbler Locustella fluviatilis 128 27.29 192 Blackcap Sylvia atricapilla 437 93.18 193 Garden Warbler Sylvia borin 343 73.13 194 Barred Warbler Curruca nisoria 63 13.43 195 Lesser Whitethroat Curruca curruca 332 70.79 196 Eastern Subalpine Warbler Curruca cantillans 49 10.45 197 Whitethroat Curruca communis 421 89.77 198 Dartford Warbler Curruca undata 184 39.23 199 Goldcrest Regulus regulus 427 91.04 200 Wren Troglodytes troglodytes 458 97.65 201 Nuthatch Sitta europaea 431 91.90 202 Treecreeper Certhia familiaris 420 89.55 203 Northern Mockingbird Mimus polyglottos 132 28.14 204 Starling Sturnus vulgaris 458 97.65 205 Song Thrush Turdus philomelos 454 96.80 206 Mistle Thrush Turdus viscivorus 437 93.18 207 Redwing Turdus iliacus 443 94.46 208 Blackbird Turdus merula 462 98.51 209 Fieldfare Turdus pilaris 422 89.98 210 Ring Ouzel Turdus torquatus 261 55.65 211 Spotted Flycatcher Muscicapa striata 330 70.36 212 Robin Erithacus rubecula 462 98.51 213 Pied Flycatcher Ficedula hypoleuca 286 60.98 214 Black Redstart Phoenicurus ochruros 230 49.04 215 Redstart Phoenicurus phoenicurus 335 71.43 216 Whinchat Saxicola rubetra 302 64.39 217 Stonechat Saxicola rubicola 432 92.11 218 Wheatear Oenanthe oenanthe 409 87.21 219 Isabelline Wheatear Oenanthe isabellina 25 5.33 220 Dipper Cinclus cinclus 289 61.62 221 Tree Sparrow Passer montanus 328 69.94 222 House Sparrow Passer domesticus 458 97.65 223 Dunnock Prunella modularis 462 98.51 224 Yellow Wagtail Motacilla flava 368 78.46 225 Grey Wagtail Motacilla cinerea 440 93.82 226 Pied Wagtail Motacilla alba 460 98.08 227 Meadow Pipit Anthus pratensis 434 92.54 228 Tree Pipit Anthus trivialis 307 65.46 229 Water Pipit Anthus spinoletta 155 33.05 230 Rock Pipit Anthus petrosus 372 79.32 231 Chaffinch Fringilla coelebs 457 97.44 232 Brambling Fringilla montifringilla 310 66.10 233 Hawfinch Coccothraustes coccothraustes 170 36.25 234 Bullfinch Pyrrhula pyrrhula 429 91.47 235 Greenfinch Chloris chloris 453 96.59 236 Linnet Linaria cannabina 437 93.18 237 Lesser Redpoll Acanthis cabaret 341 72.71 238 Common Crossbill Loxia curvirostra 263 56.08 239 Goldfinch Carduelis carduelis 454 96.80 240 Siskin Spinus spinus 414 88.27 241 Snow Bunting Plectrophenax nivalis 254 54.16 242 Corn Bunting Emberiza calandra 289 61.62 243 Yellowhammer Emberiza citrinella 407 86.78 244 Little Bunting Emberiza pusilla 110 23.45 245 Reed Bunting Emberiza schoeniclus 439 93.60