Ian Strickland: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 257 of 257 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 Tundra Bean Goose Anser serrirostris 161 39.17 7 White-fronted Goose Anser albifrons 253 61.56 8 Mute Swan Cygnus olor 399 97.08 9 Bewick's Swan Cygnus columbianus 176 42.82 10 Whooper Swan Cygnus cygnus 294 71.53 11 Egyptian Goose Alopochen aegyptiaca 304 73.97 12 Shelduck Tadorna tadorna 382 92.94 13 Mandarin Duck Aix galericulata 250 60.83 14 Garganey Spatula querquedula 179 43.55 15 Blue-winged Teal Spatula discors 36 8.76 16 Shoveler Spatula clypeata 379 92.21 17 Gadwall Mareca strepera 381 92.70 18 Wigeon Mareca penelope 387 94.16 19 American Wigeon Mareca americana 23 5.60 20 Mallard Anas platyrhynchos 401 97.57 21 Black Duck Anas rubripes 13 3.16 22 Pintail Anas acuta 340 82.73 23 Teal Anas crecca 386 93.92 24 Red-crested Pochard Netta rufina 158 38.44 25 Pochard Aythya ferina 365 88.81 26 Tufted Duck Aythya fuligula 395 96.11 27 Scaup Aythya marila 247 60.10 28 Eider Somateria mollissima 253 61.56 29 Velvet Scoter Melanitta fusca 132 32.12 30 Common Scoter Melanitta nigra 284 69.10 31 Long-tailed Duck Clangula hyemalis 221 53.77 32 Goldeneye Bucephala clangula 345 83.94 33 Smew Mergellus albellus 189 45.99 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 Black Grouse Lyrurus tetrix 60 14.60 38 Grey Partridge Perdix perdix 231 56.20 39 Pheasant Phasianus colchicus 393 95.62 40 Quail Coturnix coturnix 65 15.82 41 Red-legged Partridge Alectoris rufa 322 78.35 42 Nightjar Caprimulgus europaeus 157 38.20 43 Swift Apus apus 352 85.64 44 Cuckoo Cuculus canorus 273 66.42 45 Rock Dove (Feral Pigeon) Columba livia 307 74.70 46 Stock Dove Columba oenas 362 88.08 47 Woodpigeon Columba palumbus 402 97.81 48 Turtle Dove Streptopelia turtur 137 33.33 49 Collared Dove Streptopelia decaocto 391 95.13 50 Water Rail Rallus aquaticus 289 70.32 51 Moorhen Gallinula chloropus 397 96.59 52 Coot Fulica atra 396 96.35 53 Crane Grus grus 175 42.58 54 Little Grebe Tachybaptus ruficollis 377 91.73 55 Red-necked Grebe Podiceps grisegena 122 29.68 56 Great Crested Grebe Podiceps cristatus 378 91.97 57 Slavonian Grebe Podiceps auritus 184 44.77 58 Black-necked Grebe Podiceps nigricollis 207 50.36 59 Stone-curlew Burhinus oedicnemus 72 17.52 60 Oystercatcher Haematopus ostralegus 380 92.46 61 Avocet Recurvirostra avosetta 313 76.16 62 Grey Plover Pluvialis squatarola 300 72.99 63 Golden Plover Pluvialis apricaria 335 81.51 64 Dotterel Eudromias morinellus 42 10.22 65 Ringed Plover Charadrius hiaticula 334 81.27 66 Little Ringed Plover Charadrius dubius 252 61.31 67 Lapwing Vanellus vanellus 394 95.86 68 Eurasian Whimbrel Numenius phaeopus 237 57.66 69 Curlew Numenius arquata 374 91.00 70 Bar-tailed Godwit Limosa lapponica 282 68.61 71 Black-tailed Godwit Limosa limosa 357 86.86 72 Jack Snipe Lymnocryptes minimus 155 37.71 73 Woodcock Scolopax rusticola 245 59.61 74 Snipe Gallinago gallinago 350 85.16 75 Red-necked Phalarope Phalaropus lobatus 88 21.41 76 Common Sandpiper Actitis hypoleucos 307 74.70 77 Green Sandpiper Tringa ochropus 288 70.07 78 Wood Sandpiper Tringa glareola 188 45.74 79 Redshank Tringa totanus 372 90.51 80 Lesser Yellowlegs Tringa flavipes 102 24.82 81 Spotted Redshank Tringa erythropus 237 57.66 82 Greenshank Tringa nebularia 304 73.97 83 Turnstone Arenaria interpres 345 83.94 84 Knot Calidris canutus 301 73.24 85 Ruff Calidris pugnax 300 72.99 86 Curlew Sandpiper Calidris ferruginea 229 55.72 87 Temminck's Stint Calidris temminckii 45 10.95 88 Sanderling Calidris alba 298 72.51 89 Dunlin Calidris alpina 357 86.86 90 Purple Sandpiper Calidris maritima 223 54.26 91 Little Stint Calidris minuta 194 47.20 92 White-rumped Sandpiper Calidris fuscicollis 7 1.70 93 Pectoral Sandpiper Calidris melanotos 117 28.47 94 Little Tern Sternula albifrons 170 41.36 95 Black Tern Chlidonias niger 99 24.09 96 Arctic Tern Sterna paradisaea 167 40.63 97 Common Tern Sterna hirundo 322 78.35 98 Roseate Tern Sterna dougallii 74 18.00 99 Sandwich Tern Thalasseus sandvicensis 284 69.10 100 Little Gull Hydrocoloeus minutus 166 40.39 101 Kittiwake Rissa tridactyla 270 65.69 102 Sabine's Gull Xema sabini 47 11.44 103 Black-headed Gull Chroicocephalus ridibundus 394 95.86 104 Mediterranean Gull Ichthyaetus melanocephalus 310 75.43 105 Common Gull Larus canus 367 89.29 106 Caspian Gull Larus cachinnans 168 40.88 107 Herring Gull Larus argentatus 389 94.65 108 Yellow-legged Gull Larus michahellis 192 46.72 109 Great Black-backed Gull Larus marinus 374 91.00 110 Lesser Black-backed Gull Larus fuscus 374 91.00 111 Iceland Gull Larus glaucoides 125 30.41 112 Arctic Skua Stercorarius parasiticus 148 36.01 113 Great Skua Stercorarius skua 151 36.74 114 Puffin Fratercula arctica 170 41.36 115 Black Guillemot Cepphus grylle 96 23.36 116 Razorbill Alca torda 247 60.10 117 Common Guillemot Uria aalge 282 68.61 118 Red-throated Diver Gavia stellata 243 59.12 119 Black-throated Diver Gavia arctica 143 34.79 120 Great Northern Diver Gavia immer 231 56.20 121 Fulmar Fulmarus glacialis 283 68.86 122 Sooty Shearwater Ardenna grisea 95 23.11 123 Manx Shearwater Puffinus puffinus 169 41.12 124 Gannet Morus bassanus 318 77.37 125 Cormorant Phalacrocorax carbo 393 95.62 126 Shag Gulosus aristotelis 282 68.61 127 Glossy Ibis Plegadis falcinellus 115 27.98 128 Spoonbill Platalea leucorodia 246 59.85 129 Bittern Botaurus stellaris 164 39.90 130 Little Egret Egretta garzetta 388 94.40 131 Cattle Egret Bubulcus ibis 251 61.07 132 Great White Egret Ardea alba 337 82.00 133 Grey Heron Ardea cinerea 393 95.62 134 Osprey Pandion haliaetus 189 45.99 135 Honey-buzzard Pernis apivorus 63 15.33 136 Sparrowhawk Accipiter nisus 384 93.43 137 Goshawk Accipiter gentilis 177 43.07 138 Marsh Harrier Circus aeruginosus 349 84.91 139 Hen Harrier Circus cyaneus 236 57.42 140 Red Kite Milvus milvus 368 89.54 141 White-tailed Eagle Haliaeetus albicilla 44 10.71 142 Buzzard Buteo buteo 391 95.13 143 Barn Owl Tyto alba 336 81.75 144 Little Owl Athene noctua 221 53.77 145 Long-eared Owl Asio otus 128 31.14 146 Short-eared Owl Asio flammeus 243 59.12 147 Tawny Owl Strix aluco 311 75.67 148 Kingfisher Alcedo atthis 358 87.10 149 Great Spotted Woodpecker Dendrocopos major 382 92.94 150 Green Woodpecker Picus viridis 340 82.73 151 Kestrel Falco tinnunculus 394 95.86 152 Red-footed Falcon Falco vespertinus 64 15.57 153 Merlin Falco columbarius 254 61.80 154 Hobby Falco subbuteo 278 67.64 155 Peregrine Falco peregrinus 346 84.18 156 Ring-necked Parakeet Psittacula krameri 234 56.93 157 Great Grey Shrike Lanius excubitor 156 37.96 158 Red-backed Shrike Lanius collurio 144 35.04 159 Jay Garrulus glandarius 376 91.48 160 Magpie Pica pica 399 97.08 161 Jackdaw Coloeus monedula 393 95.62 162 Rook Corvus frugilegus 388 94.40 163 Carrion Crow Corvus corone 398 96.84 164 Hooded Crow Corvus cornix 113 27.49 165 Raven Corvus corax 341 82.97 166 Coal Tit Periparus ater 387 94.16 167 Crested Tit Lophophanes cristatus 44 10.71 168 Marsh Tit Poecile palustris 282 68.61 169 Willow Tit Poecile montanus 168 40.88 170 Blue Tit Cyanistes caeruleus 398 96.84 171 Great Tit Parus major 398 96.84 172 Bearded Tit Panurus biarmicus 210 51.09 173 Woodlark Lullula arborea 151 36.74 174 Skylark Alauda arvensis 369 89.78 175 Shore Lark Eremophila alpestris 93 22.63 176 Short-toed Lark Calandrella brachydactyla 35 8.52 177 Sand Martin Riparia riparia 339 82.48 178 Swallow Hirundo rustica 368 89.54 179 House Martin Delichon urbicum 352 85.64 180 Cetti's Warbler Cettia cetti 313 76.16 181 Long-tailed Tit Aegithalos caudatus 392 95.38 182 Wood Warbler Phylloscopus sibilatrix 101 24.57 183 Yellow-browed Warbler Phylloscopus inornatus 192 46.72 184 Pallas's Warbler Phylloscopus proregulus 89 21.65 185 Radde's Warbler Phylloscopus schwarzi 42 10.22 186 Dusky Warbler Phylloscopus fuscatus 86 20.92 187 Willow Warbler Phylloscopus trochilus 333 81.02 188 Chiffchaff Phylloscopus collybita 373 90.75 189 Greenish Warbler Phylloscopus trochiloides 30 7.30 190 Sedge Warbler Acrocephalus schoenobaenus 312 75.91 191 Blyth's Reed Warbler Acrocephalus dumetorum 86 20.92 192 Reed Warbler Acrocephalus scirpaceus 301 73.24 193 Marsh Warbler Acrocephalus palustris 53 12.90 194 Grasshopper Warbler Locustella naevia 177 43.07 195 Blackcap Sylvia atricapilla 356 86.62 196 Garden Warbler Sylvia borin 260 63.26 197 Lesser Whitethroat Curruca curruca 265 64.48 198 Asian Desert Warbler Curruca nana 36 8.76 199 Whitethroat Curruca communis 333 81.02 200 Dartford Warbler Curruca undata 136 33.09 201 Firecrest Regulus ignicapilla 205 49.88 202 Goldcrest Regulus regulus 368 89.54 203 Wren Troglodytes troglodytes 395 96.11 204 Nuthatch Sitta europaea 369 89.78 205 Treecreeper Certhia familiaris 354 86.13 206 Rose-coloured Starling Pastor roseus 108 26.28 207 Starling Sturnus vulgaris 397 96.59 208 Song Thrush Turdus philomelos 389 94.65 209 Mistle Thrush Turdus viscivorus 369 89.78 210 Redwing Turdus iliacus 384 93.43 211 Blackbird Turdus merula 397 96.59 212 Fieldfare Turdus pilaris 361 87.83 213 Ring Ouzel Turdus torquatus 167 40.63 214 Black-throated Thrush Turdus atrogularis 91 22.14 215 Rufous-tailed Scrub Robin Cercotrichas galactotes 79 19.22 216 Spotted Flycatcher Muscicapa striata 271 65.94 217 Robin Erithacus rubecula 398 96.84 218 Pied Flycatcher Ficedula hypoleuca 208 50.61 219 Red-flanked Bluetail Tarsiger cyanurus 105 25.55 220 Black Redstart Phoenicurus ochruros 191 46.47 221 Redstart Phoenicurus phoenicurus 247 60.10 222 Whinchat Saxicola rubetra 251 61.07 223 Stejneger's Stonechat Saxicola stejnegeri 36 8.76 224 Siberian Stonechat Saxicola maurus 78 18.98 225 Stonechat Saxicola rubicola 375 91.24 226 Wheatear Oenanthe oenanthe 314 76.40 227 Dipper Cinclus cinclus 229 55.72 228 Tree Sparrow Passer montanus 267 64.96 229 House Sparrow Passer domesticus 396 96.35 230 Dunnock Prunella modularis 394 95.86 231 Yellow Wagtail Motacilla flava 268 65.21 232 Eastern Yellow Wagtail Motacilla tschutschensis 132 32.12 233 Grey Wagtail Motacilla cinerea 359 87.35 234 Pied Wagtail Motacilla alba 395 96.11 235 Meadow Pipit Anthus pratensis 373 90.75 236 Tree Pipit Anthus trivialis 204 49.64 237 Water Pipit Anthus spinoletta 172 41.85 238 Rock Pipit Anthus petrosus 290 70.56 239 Chaffinch Fringilla coelebs 397 96.59 240 Brambling Fringilla montifringilla 250 60.83 241 Hawfinch Coccothraustes coccothraustes 190 46.23 242 Bullfinch Pyrrhula pyrrhula 369 89.78 243 Greenfinch Chloris chloris 377 91.73 244 Twite Linaria flavirostris 163 39.66 245 Linnet Linaria cannabina 368 89.54 246 Lesser Redpoll Acanthis cabaret 263 63.99 247 Scottish Crossbill Loxia scotica 23 5.60 248 Common Crossbill Loxia curvirostra 245 59.61 249 Goldfinch Carduelis carduelis 393 95.62 250 Siskin Spinus spinus 339 82.48 251 Lapland Bunting Calcarius lapponicus 106 25.79 252 Snow Bunting Plectrophenax nivalis 200 48.66 253 Corn Bunting Emberiza calandra 216 52.55 254 Yellowhammer Emberiza citrinella 349 84.91 255 Little Bunting Emberiza pusilla 63 15.33 256 Rustic Bunting Emberiza rustica 36 8.76 257 Reed Bunting Emberiza schoeniclus 377 91.73