Arjun Dutta: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 214 of 214 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 Whooper Swan Cygnus cygnus 310 66.10 9 Egyptian Goose Alopochen aegyptiaca 370 78.89 10 Shelduck Tadorna tadorna 441 94.03 11 Mandarin Duck Aix galericulata 310 66.10 12 Garganey Spatula querquedula 282 60.13 13 Shoveler Spatula clypeata 444 94.67 14 Gadwall Mareca strepera 442 94.24 15 Wigeon Mareca penelope 442 94.24 16 Mallard Anas platyrhynchos 461 98.29 17 Pintail Anas acuta 390 83.16 18 Teal Anas crecca 445 94.88 19 Red-crested Pochard Netta rufina 170 36.25 20 Pochard Aythya ferina 426 90.83 21 Tufted Duck Aythya fuligula 457 97.44 22 Eider Somateria mollissima 333 71.00 23 Common Scoter Melanitta nigra 347 73.99 24 Long-tailed Duck Clangula hyemalis 205 43.71 25 Goldeneye Bucephala clangula 383 81.66 26 Red-breasted Merganser Mergus serrator 324 69.08 27 Grey Partridge Perdix perdix 294 62.69 28 Pheasant Phasianus colchicus 454 96.80 29 Red-legged Partridge Alectoris rufa 400 85.29 30 Nightjar Caprimulgus europaeus 205 43.71 31 Swift Apus apus 430 91.68 32 Cuckoo Cuculus canorus 382 81.45 33 Rock Dove (Feral Pigeon) Columba livia 403 85.93 34 Stock Dove Columba oenas 416 88.70 35 Woodpigeon Columba palumbus 463 98.72 36 Collared Dove Streptopelia decaocto 453 96.59 37 Water Rail Rallus aquaticus 353 75.27 38 Spotted Crake Porzana porzana 18 3.84 39 Moorhen Gallinula chloropus 458 97.65 40 Coot Fulica atra 456 97.23 41 Crane Grus grus 199 42.43 42 Little Grebe Tachybaptus ruficollis 443 94.46 43 Great Crested Grebe Podiceps cristatus 447 95.31 44 Slavonian Grebe Podiceps auritus 235 50.11 45 Black-necked Grebe Podiceps nigricollis 255 54.37 46 Oystercatcher Haematopus ostralegus 448 95.52 47 Avocet Recurvirostra avosetta 394 84.01 48 Grey Plover Pluvialis squatarola 343 73.13 49 Golden Plover Pluvialis apricaria 389 82.94 50 Ringed Plover Charadrius hiaticula 399 85.07 51 Little Ringed Plover Charadrius dubius 360 76.76 52 Lapwing Vanellus vanellus 453 96.59 53 Eurasian Whimbrel Numenius phaeopus 349 74.41 54 Curlew Numenius arquata 436 92.96 55 Bar-tailed Godwit Limosa lapponica 368 78.46 56 Black-tailed Godwit Limosa limosa 411 87.63 57 Jack Snipe Lymnocryptes minimus 232 49.47 58 Woodcock Scolopax rusticola 291 62.05 59 Snipe Gallinago gallinago 413 88.06 60 Common Sandpiper Actitis hypoleucos 397 84.65 61 Green Sandpiper Tringa ochropus 351 74.84 62 Wood Sandpiper Tringa glareola 270 57.57 63 Redshank Tringa totanus 434 92.54 64 Spotted Redshank Tringa erythropus 331 70.58 65 Greenshank Tringa nebularia 382 81.45 66 Turnstone Arenaria interpres 411 87.63 67 Knot Calidris canutus 349 74.41 68 Ruff Calidris pugnax 369 78.68 69 Curlew Sandpiper Calidris ferruginea 260 55.44 70 Temminck's Stint Calidris temminckii 89 18.98 71 Sanderling Calidris alba 369 78.68 72 Dunlin Calidris alpina 418 89.13 73 Purple Sandpiper Calidris maritima 265 56.50 74 Little Stint Calidris minuta 290 61.83 75 Little Tern Sternula albifrons 286 60.98 76 Arctic Tern Sterna paradisaea 290 61.83 77 Common Tern Sterna hirundo 407 86.78 78 Roseate Tern Sterna dougallii 143 30.49 79 Sandwich Tern Thalasseus sandvicensis 372 79.32 80 Elegant Tern Thalasseus elegans 84 17.91 81 Little Gull Hydrocoloeus minutus 281 59.91 82 Kittiwake Rissa tridactyla 382 81.45 83 Bonaparte's Gull Chroicocephalus philadelphia 107 22.81 84 Black-headed Gull Chroicocephalus ridibundus 460 98.08 85 Mediterranean Gull Ichthyaetus melanocephalus 366 78.04 86 Common Gull Larus canus 418 89.13 87 Caspian Gull Larus cachinnans 184 39.23 88 Herring Gull Larus argentatus 457 97.44 89 Yellow-legged Gull Larus michahellis 226 48.19 90 Great Black-backed Gull Larus marinus 433 92.32 91 Lesser Black-backed Gull Larus fuscus 448 95.52 92 Iceland Gull Larus glaucoides 158 33.69 93 Arctic Skua Stercorarius parasiticus 204 43.50 94 Great Skua Stercorarius skua 216 46.06 95 Puffin Fratercula arctica 305 65.03 96 Black Guillemot Cepphus grylle 206 43.92 97 Razorbill Alca torda 377 80.38 98 Little Auk Alle alle 98 20.90 99 Common Guillemot Uria aalge 387 82.52 100 Red-throated Diver Gavia stellata 330 70.36 101 Great Northern Diver Gavia immer 287 61.19 102 Black-browed Albatross Thalassarche melanophris 200 42.64 103 Fulmar Fulmarus glacialis 389 82.94 104 Sooty Shearwater Ardenna grisea 126 26.87 105 Manx Shearwater Puffinus puffinus 246 52.45 106 Balearic Shearwater Puffinus mauretanicus 94 20.04 107 White Stork Ciconia ciconia 64 13.65 108 Gannet Morus bassanus 405 86.35 109 Cormorant Phalacrocorax carbo 457 97.44 110 Shag Gulosus aristotelis 370 78.89 111 Glossy Ibis Plegadis falcinellus 213 45.42 112 Spoonbill Platalea leucorodia 335 71.43 113 Bittern Botaurus stellaris 294 62.69 114 Little Egret Egretta garzetta 444 94.67 115 Cattle Egret Bubulcus ibis 300 63.97 116 Great White Egret Ardea alba 387 82.52 117 Grey Heron Ardea cinerea 454 96.80 118 Sparrowhawk Accipiter nisus 443 94.46 119 Goshawk Accipiter gentilis 195 41.58 120 Marsh Harrier Circus aeruginosus 406 86.57 121 Hen Harrier Circus cyaneus 227 48.40 122 Red Kite Milvus milvus 434 92.54 123 Buzzard Buteo buteo 457 97.44 124 Barn Owl Tyto alba 371 79.10 125 Little Owl Athene noctua 281 59.91 126 Short-eared Owl Asio flammeus 262 55.86 127 Tawny Owl Strix aluco 364 77.61 128 Kingfisher Alcedo atthis 410 87.42 129 Great Spotted Woodpecker Dendrocopos major 443 94.46 130 Green Woodpecker Picus viridis 395 84.22 131 Kestrel Falco tinnunculus 453 96.59 132 Merlin Falco columbarius 275 58.64 133 Hobby Falco subbuteo 347 73.99 134 Peregrine Falco peregrinus 421 89.77 135 Ring-necked Parakeet Psittacula krameri 290 61.83 136 Woodchat Shrike Lanius senator 99 21.11 137 Jay Garrulus glandarius 447 95.31 138 Magpie Pica pica 460 98.08 139 Chough Pyrrhocorax pyrrhocorax 194 41.36 140 Jackdaw Coloeus monedula 459 97.87 141 Rook Corvus frugilegus 453 96.59 142 Carrion Crow Corvus corone 460 98.08 143 Hooded Crow Corvus cornix 193 41.15 144 Raven Corvus corax 415 88.49 145 Coal Tit Periparus ater 446 95.10 146 Marsh Tit Poecile palustris 318 67.80 147 Blue Tit Cyanistes caeruleus 463 98.72 148 Great Tit Parus major 461 98.29 149 Bearded Tit Panurus biarmicus 299 63.75 150 Woodlark Lullula arborea 210 44.78 151 Skylark Alauda arvensis 440 93.82 152 Shore Lark Eremophila alpestris 122 26.01 153 Sand Martin Riparia riparia 426 90.83 154 Swallow Hirundo rustica 437 93.18 155 House Martin Delichon urbicum 432 92.11 156 Cetti's Warbler Cettia cetti 387 82.52 157 Long-tailed Tit Aegithalos caudatus 453 96.59 158 Wood Warbler Phylloscopus sibilatrix 179 38.17 159 Yellow-browed Warbler Phylloscopus inornatus 128 27.29 160 Willow Warbler Phylloscopus trochilus 415 88.49 161 Chiffchaff Phylloscopus collybita 441 94.03 162 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 163 Reed Warbler Acrocephalus scirpaceus 399 85.07 164 Melodious Warbler Hippolais polyglotta 32 6.82 165 Blackcap Sylvia atricapilla 437 93.18 166 Garden Warbler Sylvia borin 343 73.13 167 Lesser Whitethroat Curruca curruca 332 70.79 168 Whitethroat Curruca communis 421 89.77 169 Dartford Warbler Curruca undata 184 39.23 170 Firecrest Regulus ignicapilla 198 42.22 171 Goldcrest Regulus regulus 427 91.04 172 Wren Troglodytes troglodytes 458 97.65 173 Nuthatch Sitta europaea 431 91.90 174 Treecreeper Certhia familiaris 420 89.55 175 Starling Sturnus vulgaris 458 97.65 176 Song Thrush Turdus philomelos 454 96.80 177 Mistle Thrush Turdus viscivorus 437 93.18 178 Redwing Turdus iliacus 443 94.46 179 Blackbird Turdus merula 462 98.51 180 Fieldfare Turdus pilaris 422 89.98 181 Rufous-tailed Scrub Robin Cercotrichas galactotes 19 4.05 182 Spotted Flycatcher Muscicapa striata 330 70.36 183 Robin Erithacus rubecula 462 98.51 184 Nightingale Luscinia megarhynchos 158 33.69 185 Pied Flycatcher Ficedula hypoleuca 286 60.98 186 Black Redstart Phoenicurus ochruros 230 49.04 187 Redstart Phoenicurus phoenicurus 335 71.43 188 Whinchat Saxicola rubetra 302 64.39 189 Stonechat Saxicola rubicola 432 92.11 190 Wheatear Oenanthe oenanthe 409 87.21 191 Tree Sparrow Passer montanus 328 69.94 192 House Sparrow Passer domesticus 458 97.65 193 Dunnock Prunella modularis 462 98.51 194 Yellow Wagtail Motacilla flava 368 78.46 195 Grey Wagtail Motacilla cinerea 440 93.82 196 Pied Wagtail Motacilla alba 460 98.08 197 Meadow Pipit Anthus pratensis 434 92.54 198 Tree Pipit Anthus trivialis 307 65.46 199 Water Pipit Anthus spinoletta 155 33.05 200 Rock Pipit Anthus petrosus 372 79.32 201 Chaffinch Fringilla coelebs 457 97.44 202 Brambling Fringilla montifringilla 310 66.10 203 Hawfinch Coccothraustes coccothraustes 170 36.25 204 Bullfinch Pyrrhula pyrrhula 429 91.47 205 Greenfinch Chloris chloris 453 96.59 206 Linnet Linaria cannabina 437 93.18 207 Lesser Redpoll Acanthis cabaret 341 72.71 208 Common Crossbill Loxia curvirostra 263 56.08 209 Goldfinch Carduelis carduelis 454 96.80 210 Siskin Spinus spinus 414 88.27 211 Snow Bunting Plectrophenax nivalis 254 54.16 212 Corn Bunting Emberiza calandra 289 61.62 213 Yellowhammer Emberiza citrinella 407 86.78 214 Reed Bunting Emberiza schoeniclus 439 93.60