Jason Oliver: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 234 of 234 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 Cackling Goose Branta hutchinsii 9 2.19 5 Greylag Goose Anser anser 390 94.89 6 Pink-footed Goose Anser brachyrhynchus 312 75.91 7 Tundra Bean Goose Anser serrirostris 161 39.17 8 White-fronted Goose Anser albifrons 253 61.56 9 Mute Swan Cygnus olor 399 97.08 10 Bewick's Swan Cygnus columbianus 176 42.82 11 Whooper Swan Cygnus cygnus 294 71.53 12 Egyptian Goose Alopochen aegyptiaca 304 73.97 13 Shelduck Tadorna tadorna 382 92.94 14 Mandarin Duck Aix galericulata 250 60.83 15 Garganey Spatula querquedula 179 43.55 16 Shoveler Spatula clypeata 379 92.21 17 Gadwall Mareca strepera 381 92.70 18 Wigeon Mareca penelope 387 94.16 19 Mallard Anas platyrhynchos 401 97.57 20 Pintail Anas acuta 340 82.73 21 Teal Anas crecca 386 93.92 22 Red-crested Pochard Netta rufina 158 38.44 23 Pochard Aythya ferina 365 88.81 24 Ferruginous Duck Aythya nyroca 62 15.09 25 Ring-necked Duck Aythya collaris 147 35.77 26 Tufted Duck Aythya fuligula 395 96.11 27 Steller's Eider Polysticta stelleri 4 0.97 28 Eider Somateria mollissima 253 61.56 29 Surf Scoter Melanitta perspicillata 38 9.25 30 Velvet Scoter Melanitta fusca 132 32.12 31 Common Scoter Melanitta nigra 284 69.10 32 Long-tailed Duck Clangula hyemalis 221 53.77 33 Goldeneye Bucephala clangula 345 83.94 34 Goosander Mergus merganser 348 84.67 35 Red-breasted Merganser Mergus serrator 266 64.72 36 Red Grouse Lagopus lagopus 191 46.47 37 Grey Partridge Perdix perdix 231 56.20 38 Pheasant Phasianus colchicus 393 95.62 39 Red-legged Partridge Alectoris rufa 322 78.35 40 Nightjar Caprimulgus europaeus 157 38.20 41 Swift Apus apus 352 85.64 42 Cuckoo Cuculus canorus 273 66.42 43 Rock Dove (Feral Pigeon) Columba livia 307 74.70 44 Stock Dove Columba oenas 362 88.08 45 Woodpigeon Columba palumbus 402 97.81 46 Collared Dove Streptopelia decaocto 391 95.13 47 Water Rail Rallus aquaticus 289 70.32 48 Moorhen Gallinula chloropus 397 96.59 49 Coot Fulica atra 396 96.35 50 Little Grebe Tachybaptus ruficollis 377 91.73 51 Great Crested Grebe Podiceps cristatus 378 91.97 52 Slavonian Grebe Podiceps auritus 184 44.77 53 Oystercatcher Haematopus ostralegus 380 92.46 54 Avocet Recurvirostra avosetta 313 76.16 55 Grey Plover Pluvialis squatarola 300 72.99 56 Golden Plover Pluvialis apricaria 335 81.51 57 Ringed Plover Charadrius hiaticula 334 81.27 58 Little Ringed Plover Charadrius dubius 252 61.31 59 Lapwing Vanellus vanellus 394 95.86 60 Sociable Plover Vanellus gregarius 26 6.33 61 Eurasian Whimbrel Numenius phaeopus 237 57.66 62 Curlew Numenius arquata 374 91.00 63 Bar-tailed Godwit Limosa lapponica 282 68.61 64 Black-tailed Godwit Limosa limosa 357 86.86 65 Woodcock Scolopax rusticola 245 59.61 66 Snipe Gallinago gallinago 350 85.16 67 Common Sandpiper Actitis hypoleucos 307 74.70 68 Green Sandpiper Tringa ochropus 288 70.07 69 Wood Sandpiper Tringa glareola 188 45.74 70 Redshank Tringa totanus 372 90.51 71 Greenshank Tringa nebularia 304 73.97 72 Turnstone Arenaria interpres 345 83.94 73 Knot Calidris canutus 301 73.24 74 Ruff Calidris pugnax 300 72.99 75 Curlew Sandpiper Calidris ferruginea 229 55.72 76 Sanderling Calidris alba 298 72.51 77 Dunlin Calidris alpina 357 86.86 78 Purple Sandpiper Calidris maritima 223 54.26 79 Collared Pratincole Glareola pratincola 24 5.84 80 Little Tern Sternula albifrons 170 41.36 81 Arctic Tern Sterna paradisaea 167 40.63 82 Common Tern Sterna hirundo 322 78.35 83 Roseate Tern Sterna dougallii 74 18.00 84 Sandwich Tern Thalasseus sandvicensis 284 69.10 85 Little Gull Hydrocoloeus minutus 166 40.39 86 Kittiwake Rissa tridactyla 270 65.69 87 Bonaparte's Gull Chroicocephalus philadelphia 42 10.22 88 Black-headed Gull Chroicocephalus ridibundus 394 95.86 89 Laughing Gull Leucophaeus atricilla 39 9.49 90 Mediterranean Gull Ichthyaetus melanocephalus 310 75.43 91 Common Gull Larus canus 367 89.29 92 Caspian Gull Larus cachinnans 168 40.88 93 Herring Gull Larus argentatus 389 94.65 94 Yellow-legged Gull Larus michahellis 192 46.72 95 Great Black-backed Gull Larus marinus 374 91.00 96 Lesser Black-backed Gull Larus fuscus 374 91.00 97 Iceland Gull Larus glaucoides 125 30.41 98 Arctic Skua Stercorarius parasiticus 148 36.01 99 Great Skua Stercorarius skua 151 36.74 100 Puffin Fratercula arctica 170 41.36 101 Black Guillemot Cepphus grylle 96 23.36 102 Razorbill Alca torda 247 60.10 103 Common Guillemot Uria aalge 282 68.61 104 Red-throated Diver Gavia stellata 243 59.12 105 Black-throated Diver Gavia arctica 143 34.79 106 Great Northern Diver Gavia immer 231 56.20 107 White-billed Diver Gavia adamsii 12 2.92 108 Fulmar Fulmarus glacialis 283 68.86 109 Gannet Morus bassanus 318 77.37 110 Cormorant Phalacrocorax carbo 393 95.62 111 Shag Gulosus aristotelis 282 68.61 112 Glossy Ibis Plegadis falcinellus 115 27.98 113 Little Egret Egretta garzetta 388 94.40 114 Cattle Egret Bubulcus ibis 251 61.07 115 Great White Egret Ardea alba 337 82.00 116 Grey Heron Ardea cinerea 393 95.62 117 Osprey Pandion haliaetus 189 45.99 118 Sparrowhawk Accipiter nisus 384 93.43 119 Goshawk Accipiter gentilis 177 43.07 120 Marsh Harrier Circus aeruginosus 349 84.91 121 Hen Harrier Circus cyaneus 236 57.42 122 Pallid Harrier Circus macrourus 15 3.65 123 Red Kite Milvus milvus 368 89.54 124 Rough-legged Buzzard Buteo lagopus 133 32.36 125 Buzzard Buteo buteo 391 95.13 126 Barn Owl Tyto alba 336 81.75 127 Long-eared Owl Asio otus 128 31.14 128 Short-eared Owl Asio flammeus 243 59.12 129 Tawny Owl Strix aluco 311 75.67 130 Kingfisher Alcedo atthis 358 87.10 131 Great Spotted Woodpecker Dendrocopos major 382 92.94 132 Green Woodpecker Picus viridis 340 82.73 133 Kestrel Falco tinnunculus 394 95.86 134 Merlin Falco columbarius 254 61.80 135 Hobby Falco subbuteo 278 67.64 136 Peregrine Falco peregrinus 346 84.18 137 Ring-necked Parakeet Psittacula krameri 234 56.93 138 Yellow-bellied Flycatcher Empidonax flaviventris 11 2.68 139 Great Grey Shrike Lanius excubitor 156 37.96 140 Woodchat Shrike Lanius senator 15 3.65 141 Red-backed Shrike Lanius collurio 144 35.04 142 Jay Garrulus glandarius 376 91.48 143 Magpie Pica pica 399 97.08 144 Jackdaw Coloeus monedula 393 95.62 145 Rook Corvus frugilegus 388 94.40 146 Carrion Crow Corvus corone 398 96.84 147 Hooded Crow Corvus cornix 113 27.49 148 Raven Corvus corax 341 82.97 149 Waxwing Bombycilla garrulus 147 35.77 150 Coal Tit Periparus ater 387 94.16 151 Marsh Tit Poecile palustris 282 68.61 152 Willow Tit Poecile montanus 168 40.88 153 Blue Tit Cyanistes caeruleus 398 96.84 154 Great Tit Parus major 398 96.84 155 Bearded Tit Panurus biarmicus 210 51.09 156 Woodlark Lullula arborea 151 36.74 157 Skylark Alauda arvensis 369 89.78 158 Sand Martin Riparia riparia 339 82.48 159 Swallow Hirundo rustica 368 89.54 160 House Martin Delichon urbicum 352 85.64 161 Cetti's Warbler Cettia cetti 313 76.16 162 Long-tailed Tit Aegithalos caudatus 392 95.38 163 Wood Warbler Phylloscopus sibilatrix 101 24.57 164 Yellow-browed Warbler Phylloscopus inornatus 192 46.72 165 Pallas's Warbler Phylloscopus proregulus 89 21.65 166 Radde's Warbler Phylloscopus schwarzi 42 10.22 167 Dusky Warbler Phylloscopus fuscatus 86 20.92 168 Willow Warbler Phylloscopus trochilus 333 81.02 169 Chiffchaff Phylloscopus collybita 373 90.75 170 Arctic Warbler Phylloscopus borealis 9 2.19 171 Sedge Warbler Acrocephalus schoenobaenus 312 75.91 172 Reed Warbler Acrocephalus scirpaceus 301 73.24 173 Pallas's Grasshopper Warbler Helopsaltes certhiola 7 1.70 174 Lanceolated Warbler Locustella lanceolata 7 1.70 175 Blackcap Sylvia atricapilla 356 86.62 176 Garden Warbler Sylvia borin 260 63.26 177 Barred Warbler Curruca nisoria 88 21.41 178 Lesser Whitethroat Curruca curruca 265 64.48 179 Asian Desert Warbler Curruca nana 36 8.76 180 Whitethroat Curruca communis 333 81.02 181 Goldcrest Regulus regulus 368 89.54 182 Wren Troglodytes troglodytes 395 96.11 183 Nuthatch Sitta europaea 369 89.78 184 Treecreeper Certhia familiaris 354 86.13 185 Rose-coloured Starling Pastor roseus 108 26.28 186 Starling Sturnus vulgaris 397 96.59 187 White's Thrush Zoothera aurea 6 1.46 188 Song Thrush Turdus philomelos 389 94.65 189 Mistle Thrush Turdus viscivorus 369 89.78 190 Redwing Turdus iliacus 384 93.43 191 Blackbird Turdus merula 397 96.59 192 Fieldfare Turdus pilaris 361 87.83 193 Ring Ouzel Turdus torquatus 167 40.63 194 Black-throated Thrush Turdus atrogularis 91 22.14 195 Rufous-tailed Scrub Robin Cercotrichas galactotes 79 19.22 196 Spotted Flycatcher Muscicapa striata 271 65.94 197 Robin Erithacus rubecula 398 96.84 198 Red-breasted Flycatcher Ficedula parva 90 21.90 199 Taiga Flycatcher Ficedula albicilla 35 8.52 200 Pied Flycatcher Ficedula hypoleuca 208 50.61 201 Black Redstart Phoenicurus ochruros 191 46.47 202 Redstart Phoenicurus phoenicurus 247 60.10 203 Whinchat Saxicola rubetra 251 61.07 204 Stonechat Saxicola rubicola 375 91.24 205 Wheatear Oenanthe oenanthe 314 76.40 206 Tree Sparrow Passer montanus 267 64.96 207 House Sparrow Passer domesticus 396 96.35 208 Dunnock Prunella modularis 394 95.86 209 Yellow Wagtail Motacilla flava 268 65.21 210 Eastern Yellow Wagtail Motacilla tschutschensis 132 32.12 211 Grey Wagtail Motacilla cinerea 359 87.35 212 Pied Wagtail Motacilla alba 395 96.11 213 Meadow Pipit Anthus pratensis 373 90.75 214 Tree Pipit Anthus trivialis 204 49.64 215 Olive-backed Pipit Anthus hodgsoni 22 5.35 216 Rock Pipit Anthus petrosus 290 70.56 217 Chaffinch Fringilla coelebs 397 96.59 218 Brambling Fringilla montifringilla 250 60.83 219 Hawfinch Coccothraustes coccothraustes 190 46.23 220 Bullfinch Pyrrhula pyrrhula 369 89.78 221 Greenfinch Chloris chloris 377 91.73 222 Twite Linaria flavirostris 163 39.66 223 Linnet Linaria cannabina 368 89.54 224 Common Redpoll Acanthis flammea 57 13.87 225 Lesser Redpoll Acanthis cabaret 263 63.99 226 Common Crossbill Loxia curvirostra 245 59.61 227 Goldfinch Carduelis carduelis 393 95.62 228 Siskin Spinus spinus 339 82.48 229 Snow Bunting Plectrophenax nivalis 200 48.66 230 Corn Bunting Emberiza calandra 216 52.55 231 Yellowhammer Emberiza citrinella 349 84.91 232 Little Bunting Emberiza pusilla 63 15.33 233 Reed Bunting Emberiza schoeniclus 377 91.73 234 Tennessee Warbler Leiothlypis peregrina 6 1.46