David Blakeman: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 249 of 249 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 317 77.13 2 Canada Goose Branta canadensis 397 96.59 3 Barnacle Goose Branta leucopsis 273 66.42 4 Greylag Goose Anser anser 390 94.89 5 Pink-footed Goose Anser brachyrhynchus 312 75.91 6 White-fronted Goose Anser albifrons 253 61.56 7 Mute Swan Cygnus olor 399 97.08 8 Whooper Swan Cygnus cygnus 294 71.53 9 Egyptian Goose Alopochen aegyptiaca 304 73.97 10 Shelduck Tadorna tadorna 382 92.94 11 Mandarin Duck Aix galericulata 250 60.83 12 Garganey Spatula querquedula 179 43.55 13 Shoveler Spatula clypeata 379 92.21 14 Gadwall Mareca strepera 381 92.70 15 Wigeon Mareca penelope 387 94.16 16 American Wigeon Mareca americana 23 5.60 17 Mallard Anas platyrhynchos 401 97.57 18 Pintail Anas acuta 340 82.73 19 Teal Anas crecca 386 93.92 20 Red-crested Pochard Netta rufina 158 38.44 21 Pochard Aythya ferina 365 88.81 22 Ferruginous Duck Aythya nyroca 62 15.09 23 Ring-necked Duck Aythya collaris 147 35.77 24 Tufted Duck Aythya fuligula 395 96.11 25 Scaup Aythya marila 247 60.10 26 Eider Somateria mollissima 253 61.56 27 Common Scoter Melanitta nigra 284 69.10 28 Long-tailed Duck Clangula hyemalis 221 53.77 29 Goldeneye Bucephala clangula 345 83.94 30 Smew Mergellus albellus 189 45.99 31 Goosander Mergus merganser 348 84.67 32 Red-breasted Merganser Mergus serrator 266 64.72 33 Red Grouse Lagopus lagopus 191 46.47 34 Grey Partridge Perdix perdix 231 56.20 35 Pheasant Phasianus colchicus 393 95.62 36 Quail Coturnix coturnix 65 15.82 37 Red-legged Partridge Alectoris rufa 322 78.35 38 Nightjar Caprimulgus europaeus 157 38.20 39 Swift Apus apus 352 85.64 40 Cuckoo Cuculus canorus 273 66.42 41 Rock Dove (Feral Pigeon) Columba livia 307 74.70 42 Stock Dove Columba oenas 362 88.08 43 Woodpigeon Columba palumbus 402 97.81 44 Turtle Dove Streptopelia turtur 137 33.33 45 Collared Dove Streptopelia decaocto 391 95.13 46 Water Rail Rallus aquaticus 289 70.32 47 Spotted Crake Porzana porzana 35 8.52 48 Moorhen Gallinula chloropus 397 96.59 49 Coot Fulica atra 396 96.35 50 Little Grebe Tachybaptus ruficollis 377 91.73 51 Pied-billed Grebe Podilymbus podiceps 31 7.54 52 Red-necked Grebe Podiceps grisegena 122 29.68 53 Great Crested Grebe Podiceps cristatus 378 91.97 54 Black-necked Grebe Podiceps nigricollis 207 50.36 55 Oystercatcher Haematopus ostralegus 380 92.46 56 Avocet Recurvirostra avosetta 313 76.16 57 Grey Plover Pluvialis squatarola 300 72.99 58 Golden Plover Pluvialis apricaria 335 81.51 59 Dotterel Eudromias morinellus 42 10.22 60 Ringed Plover Charadrius hiaticula 334 81.27 61 Little Ringed Plover Charadrius dubius 252 61.31 62 Lapwing Vanellus vanellus 394 95.86 63 Eurasian Whimbrel Numenius phaeopus 237 57.66 64 Curlew Numenius arquata 374 91.00 65 Bar-tailed Godwit Limosa lapponica 282 68.61 66 Black-tailed Godwit Limosa limosa 357 86.86 67 Long-billed Dowitcher Limnodromus scolopaceus 56 13.63 68 Jack Snipe Lymnocryptes minimus 155 37.71 69 Woodcock Scolopax rusticola 245 59.61 70 Snipe Gallinago gallinago 350 85.16 71 Grey Phalarope Phalaropus fulicarius 111 27.01 72 Red-necked Phalarope Phalaropus lobatus 88 21.41 73 Common Sandpiper Actitis hypoleucos 307 74.70 74 Green Sandpiper Tringa ochropus 288 70.07 75 Wood Sandpiper Tringa glareola 188 45.74 76 Redshank Tringa totanus 372 90.51 77 Spotted Redshank Tringa erythropus 237 57.66 78 Greenshank Tringa nebularia 304 73.97 79 Turnstone Arenaria interpres 345 83.94 80 Knot Calidris canutus 301 73.24 81 Ruff Calidris pugnax 300 72.99 82 Curlew Sandpiper Calidris ferruginea 229 55.72 83 Sanderling Calidris alba 298 72.51 84 Dunlin Calidris alpina 357 86.86 85 Purple Sandpiper Calidris maritima 223 54.26 86 Little Stint Calidris minuta 194 47.20 87 Pectoral Sandpiper Calidris melanotos 117 28.47 88 Little Tern Sternula albifrons 170 41.36 89 Caspian Tern Hydroprogne caspia 70 17.03 90 Black Tern Chlidonias niger 99 24.09 91 Arctic Tern Sterna paradisaea 167 40.63 92 Common Tern Sterna hirundo 322 78.35 93 Roseate Tern Sterna dougallii 74 18.00 94 Sandwich Tern Thalasseus sandvicensis 284 69.10 95 Little Gull Hydrocoloeus minutus 166 40.39 96 Kittiwake Rissa tridactyla 270 65.69 97 Black-headed Gull Chroicocephalus ridibundus 394 95.86 98 Laughing Gull Leucophaeus atricilla 39 9.49 99 Franklin's Gull Leucophaeus pipixcan 22 5.35 100 Mediterranean Gull Ichthyaetus melanocephalus 310 75.43 101 Common Gull Larus canus 367 89.29 102 Caspian Gull Larus cachinnans 168 40.88 103 Herring Gull Larus argentatus 389 94.65 104 Yellow-legged Gull Larus michahellis 192 46.72 105 Great Black-backed Gull Larus marinus 374 91.00 106 Lesser Black-backed Gull Larus fuscus 374 91.00 107 Pomarine Skua Stercorarius pomarinus 71 17.27 108 Great Skua Stercorarius skua 151 36.74 109 Puffin Fratercula arctica 170 41.36 110 Black Guillemot Cepphus grylle 96 23.36 111 Razorbill Alca torda 247 60.10 112 Common Guillemot Uria aalge 282 68.61 113 Red-throated Diver Gavia stellata 243 59.12 114 Great Northern Diver Gavia immer 231 56.20 115 Fulmar Fulmarus glacialis 283 68.86 116 Sooty Shearwater Ardenna grisea 95 23.11 117 Manx Shearwater Puffinus puffinus 169 41.12 118 Balearic Shearwater Puffinus mauretanicus 75 18.25 119 Gannet Morus bassanus 318 77.37 120 Cormorant Phalacrocorax carbo 393 95.62 121 Shag Gulosus aristotelis 282 68.61 122 Spoonbill Platalea leucorodia 246 59.85 123 Bittern Botaurus stellaris 164 39.90 124 Little Egret Egretta garzetta 388 94.40 125 Cattle Egret Bubulcus ibis 251 61.07 126 Great White Egret Ardea alba 337 82.00 127 Grey Heron Ardea cinerea 393 95.62 128 Purple Heron Ardea purpurea 67 16.30 129 Osprey Pandion haliaetus 189 45.99 130 Honey-buzzard Pernis apivorus 63 15.33 131 Sparrowhawk Accipiter nisus 384 93.43 132 Goshawk Accipiter gentilis 177 43.07 133 Marsh Harrier Circus aeruginosus 349 84.91 134 Hen Harrier Circus cyaneus 236 57.42 135 Red Kite Milvus milvus 368 89.54 136 Rough-legged Buzzard Buteo lagopus 133 32.36 137 Buzzard Buteo buteo 391 95.13 138 Barn Owl Tyto alba 336 81.75 139 Little Owl Athene noctua 221 53.77 140 Long-eared Owl Asio otus 128 31.14 141 Short-eared Owl Asio flammeus 243 59.12 142 Tawny Owl Strix aluco 311 75.67 143 Kingfisher Alcedo atthis 358 87.10 144 Wryneck Jynx torquilla 92 22.38 145 Lesser Spotted Woodpecker Dryobates minor 76 18.49 146 Great Spotted Woodpecker Dendrocopos major 382 92.94 147 Green Woodpecker Picus viridis 340 82.73 148 Kestrel Falco tinnunculus 394 95.86 149 Merlin Falco columbarius 254 61.80 150 Hobby Falco subbuteo 278 67.64 151 Peregrine Falco peregrinus 346 84.18 152 Ring-necked Parakeet Psittacula krameri 234 56.93 153 Great Grey Shrike Lanius excubitor 156 37.96 154 Red-backed Shrike Lanius collurio 144 35.04 155 Brown Shrike Lanius cristatus 77 18.73 156 Jay Garrulus glandarius 376 91.48 157 Magpie Pica pica 399 97.08 158 Chough Pyrrhocorax pyrrhocorax 107 26.03 159 Jackdaw Coloeus monedula 393 95.62 160 Rook Corvus frugilegus 388 94.40 161 Carrion Crow Corvus corone 398 96.84 162 Hooded Crow Corvus cornix 113 27.49 163 Raven Corvus corax 341 82.97 164 Waxwing Bombycilla garrulus 147 35.77 165 Coal Tit Periparus ater 387 94.16 166 Marsh Tit Poecile palustris 282 68.61 167 Willow Tit Poecile montanus 168 40.88 168 Blue Tit Cyanistes caeruleus 398 96.84 169 Great Tit Parus major 398 96.84 170 Bearded Tit Panurus biarmicus 210 51.09 171 Woodlark Lullula arborea 151 36.74 172 Skylark Alauda arvensis 369 89.78 173 Shore Lark Eremophila alpestris 93 22.63 174 Sand Martin Riparia riparia 339 82.48 175 Swallow Hirundo rustica 368 89.54 176 House Martin Delichon urbicum 352 85.64 177 Cetti's Warbler Cettia cetti 313 76.16 178 Long-tailed Tit Aegithalos caudatus 392 95.38 179 Wood Warbler Phylloscopus sibilatrix 101 24.57 180 Yellow-browed Warbler Phylloscopus inornatus 192 46.72 181 Pallas's Warbler Phylloscopus proregulus 89 21.65 182 Willow Warbler Phylloscopus trochilus 333 81.02 183 Chiffchaff Phylloscopus collybita 373 90.75 184 Sedge Warbler Acrocephalus schoenobaenus 312 75.91 185 Reed Warbler Acrocephalus scirpaceus 301 73.24 186 Icterine Warbler Hippolais icterina 46 11.19 187 Grasshopper Warbler Locustella naevia 177 43.07 188 Blackcap Sylvia atricapilla 356 86.62 189 Garden Warbler Sylvia borin 260 63.26 190 Barred Warbler Curruca nisoria 88 21.41 191 Lesser Whitethroat Curruca curruca 265 64.48 192 Asian Desert Warbler Curruca nana 36 8.76 193 Whitethroat Curruca communis 333 81.02 194 Dartford Warbler Curruca undata 136 33.09 195 Firecrest Regulus ignicapilla 205 49.88 196 Goldcrest Regulus regulus 368 89.54 197 Wren Troglodytes troglodytes 395 96.11 198 Nuthatch Sitta europaea 369 89.78 199 Treecreeper Certhia familiaris 354 86.13 200 Rose-coloured Starling Pastor roseus 108 26.28 201 Starling Sturnus vulgaris 397 96.59 202 Swainson's Thrush Catharus ustulatus 22 5.35 203 Song Thrush Turdus philomelos 389 94.65 204 Mistle Thrush Turdus viscivorus 369 89.78 205 Redwing Turdus iliacus 384 93.43 206 Blackbird Turdus merula 397 96.59 207 Fieldfare Turdus pilaris 361 87.83 208 Ring Ouzel Turdus torquatus 167 40.63 209 Rufous-tailed Scrub Robin Cercotrichas galactotes 79 19.22 210 Spotted Flycatcher Muscicapa striata 271 65.94 211 Robin Erithacus rubecula 398 96.84 212 Nightingale Luscinia megarhynchos 110 26.76 213 Pied Flycatcher Ficedula hypoleuca 208 50.61 214 Red-flanked Bluetail Tarsiger cyanurus 105 25.55 215 Black Redstart Phoenicurus ochruros 191 46.47 216 Redstart Phoenicurus phoenicurus 247 60.10 217 Whinchat Saxicola rubetra 251 61.07 218 Siberian Stonechat Saxicola maurus 78 18.98 219 Stonechat Saxicola rubicola 375 91.24 220 Wheatear Oenanthe oenanthe 314 76.40 221 Dipper Cinclus cinclus 229 55.72 222 Tree Sparrow Passer montanus 267 64.96 223 House Sparrow Passer domesticus 396 96.35 224 Dunnock Prunella modularis 394 95.86 225 Yellow Wagtail Motacilla flava 268 65.21 226 Eastern Yellow Wagtail Motacilla tschutschensis 132 32.12 227 Grey Wagtail Motacilla cinerea 359 87.35 228 Pied Wagtail Motacilla alba 395 96.11 229 Meadow Pipit Anthus pratensis 373 90.75 230 Tree Pipit Anthus trivialis 204 49.64 231 Water Pipit Anthus spinoletta 172 41.85 232 Rock Pipit Anthus petrosus 290 70.56 233 Chaffinch Fringilla coelebs 397 96.59 234 Brambling Fringilla montifringilla 250 60.83 235 Hawfinch Coccothraustes coccothraustes 190 46.23 236 Bullfinch Pyrrhula pyrrhula 369 89.78 237 Greenfinch Chloris chloris 377 91.73 238 Twite Linaria flavirostris 163 39.66 239 Linnet Linaria cannabina 368 89.54 240 Lesser Redpoll Acanthis cabaret 263 63.99 241 Common Crossbill Loxia curvirostra 245 59.61 242 Goldfinch Carduelis carduelis 393 95.62 243 Siskin Spinus spinus 339 82.48 244 Lapland Bunting Calcarius lapponicus 106 25.79 245 Snow Bunting Plectrophenax nivalis 200 48.66 246 Corn Bunting Emberiza calandra 216 52.55 247 Yellowhammer Emberiza citrinella 349 84.91 248 Reed Bunting Emberiza schoeniclus 377 91.73 249 Black-and-white Warbler Mniotilta varia 12 2.92