Tom and Lydia Flowers: Britain Year List 2023 BOU, All records: Top Blockers Record(s) 1 to 204 of 204 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 388 78.23 2 Canada Goose Branta canadensis 487 98.19 3 Barnacle Goose Branta leucopsis 374 75.40 4 Greylag Goose Anser anser 481 96.98 5 Pink-footed Goose Anser brachyrhynchus 399 80.44 6 Tundra Bean Goose Anser serrirostris 97 19.56 7 White-fronted Goose Anser albifrons 299 60.28 8 Mute Swan Cygnus olor 490 98.79 9 Whooper Swan Cygnus cygnus 386 77.82 10 Shelduck Tadorna tadorna 477 96.17 11 Garganey Spatula querquedula 320 64.52 12 Shoveler Spatula clypeata 468 94.35 13 Gadwall Mareca strepera 464 93.55 14 Wigeon Mareca penelope 472 95.16 15 Mallard Anas platyrhynchos 489 98.59 16 Pintail Anas acuta 435 87.70 17 Teal Anas crecca 478 96.37 18 Green-winged Teal Anas carolinensis 116 23.39 19 Pochard Aythya ferina 455 91.73 20 Ring-necked Duck Aythya collaris 233 46.98 21 Tufted Duck Aythya fuligula 478 96.37 22 Scaup Aythya marila 318 64.11 23 King Eider Somateria spectabilis 76 15.32 24 Eider Somateria mollissima 354 71.37 25 Surf Scoter Melanitta perspicillata 135 27.22 26 Velvet Scoter Melanitta fusca 257 51.81 27 White-winged Scoter Melanitta deglandi 71 14.31 28 Common Scoter Melanitta nigra 378 76.21 29 Long-tailed Duck Clangula hyemalis 283 57.06 30 Goldeneye Bucephala clangula 432 87.10 31 Smew Mergellus albellus 245 49.40 32 Goosander Mergus merganser 434 87.50 33 Red-breasted Merganser Mergus serrator 364 73.39 34 Red Grouse Lagopus lagopus 258 52.02 35 Ptarmigan Lagopus muta 30 6.05 36 Grey Partridge Perdix perdix 314 63.31 37 Pheasant Phasianus colchicus 483 97.38 38 Red-legged Partridge Alectoris rufa 405 81.65 39 Swift Apus apus 443 89.31 40 Cuckoo Cuculus canorus 389 78.43 41 Rock Dove (Feral Pigeon) Columba livia 417 84.07 42 Stock Dove Columba oenas 449 90.52 43 Woodpigeon Columba palumbus 490 98.79 44 Collared Dove Streptopelia decaocto 484 97.58 45 Water Rail Rallus aquaticus 383 77.22 46 Corncrake Crex crex 40 8.06 47 Moorhen Gallinula chloropus 488 98.39 48 Coot Fulica atra 483 97.38 49 Little Grebe Tachybaptus ruficollis 466 93.95 50 Great Crested Grebe Podiceps cristatus 467 94.15 51 Slavonian Grebe Podiceps auritus 229 46.17 52 Oystercatcher Haematopus ostralegus 471 94.96 53 Grey Plover Pluvialis squatarola 375 75.60 54 Golden Plover Pluvialis apricaria 421 84.88 55 Ringed Plover Charadrius hiaticula 443 89.31 56 Little Ringed Plover Charadrius dubius 373 75.20 57 Lapwing Vanellus vanellus 479 96.57 58 Grey-headed Lapwing Vanellus cinereus 120 24.19 59 Eurasian Whimbrel Numenius phaeopus 335 67.54 60 Curlew Numenius arquata 465 93.75 61 Bar-tailed Godwit Limosa lapponica 376 75.81 62 Black-tailed Godwit Limosa limosa 444 89.52 63 Woodcock Scolopax rusticola 321 64.72 64 Snipe Gallinago gallinago 446 89.92 65 Grey Phalarope Phalaropus fulicarius 148 29.84 66 Red-necked Phalarope Phalaropus lobatus 84 16.94 67 Common Sandpiper Actitis hypoleucos 408 82.26 68 Wood Sandpiper Tringa glareola 259 52.22 69 Redshank Tringa totanus 470 94.76 70 Greenshank Tringa nebularia 375 75.60 71 Turnstone Arenaria interpres 433 87.30 72 Knot Calidris canutus 347 69.96 73 Ruff Calidris pugnax 390 78.63 74 Curlew Sandpiper Calidris ferruginea 267 53.83 75 Sanderling Calidris alba 387 78.02 76 Dunlin Calidris alpina 452 91.13 77 Purple Sandpiper Calidris maritima 289 58.27 78 Little Stint Calidris minuta 262 52.82 79 Little Tern Sternula albifrons 246 49.60 80 Arctic Tern Sterna paradisaea 271 54.64 81 Common Tern Sterna hirundo 406 81.85 82 Sandwich Tern Thalasseus sandvicensis 361 72.78 83 Little Gull Hydrocoloeus minutus 284 57.26 84 Kittiwake Rissa tridactyla 379 76.41 85 Sabine's Gull Xema sabini 92 18.55 86 Bonaparte's Gull Chroicocephalus philadelphia 26 5.24 87 Black-headed Gull Chroicocephalus ridibundus 485 97.78 88 Common Gull Larus canus 461 92.94 89 Herring Gull Larus argentatus 483 97.38 90 Great Black-backed Gull Larus marinus 454 91.53 91 Lesser Black-backed Gull Larus fuscus 462 93.15 92 Long-tailed Skua Stercorarius longicaudus 66 13.31 93 Arctic Skua Stercorarius parasiticus 261 52.62 94 Pomarine Skua Stercorarius pomarinus 91 18.35 95 Great Skua Stercorarius skua 185 37.30 96 Puffin Fratercula arctica 260 52.42 97 Black Guillemot Cepphus grylle 195 39.31 98 Razorbill Alca torda 372 75.00 99 Little Auk Alle alle 37 7.46 100 Common Guillemot Uria aalge 391 78.83 101 Red-throated Diver Gavia stellata 356 71.77 102 Black-throated Diver Gavia arctica 215 43.35 103 Great Northern Diver Gavia immer 328 66.13 104 White-billed Diver Gavia adamsii 32 6.45 105 Storm Petrel Hydrobates pelagicus 142 28.63 106 Fulmar Fulmarus glacialis 368 74.19 107 Cory's Shearwater Calonectris borealis 137 27.62 108 Sooty Shearwater Ardenna grisea 149 30.04 109 Manx Shearwater Puffinus puffinus 274 55.24 110 Balearic Shearwater Puffinus mauretanicus 94 18.95 111 Gannet Morus bassanus 404 81.45 112 Cormorant Phalacrocorax carbo 485 97.78 113 Shag Gulosus aristotelis 393 79.23 114 Little Egret Egretta garzetta 473 95.36 115 Great White Egret Ardea alba 428 86.29 116 Grey Heron Ardea cinerea 484 97.58 117 Osprey Pandion haliaetus 304 61.29 118 Honey-buzzard Pernis apivorus 91 18.35 119 Golden Eagle Aquila chrysaetos 101 20.36 120 Sparrowhawk Accipiter nisus 469 94.56 121 Goshawk Accipiter gentilis 241 48.59 122 Marsh Harrier Circus aeruginosus 440 88.71 123 Hen Harrier Circus cyaneus 319 64.31 124 Red Kite Milvus milvus 467 94.15 125 White-tailed Eagle Haliaeetus albicilla 164 33.06 126 Buzzard Buteo buteo 487 98.19 127 Long-eared Owl Asio otus 203 40.93 128 Short-eared Owl Asio flammeus 310 62.50 129 Tawny Owl Strix aluco 385 77.62 130 Kingfisher Alcedo atthis 433 87.30 131 Great Spotted Woodpecker Dendrocopos major 467 94.15 132 Green Woodpecker Picus viridis 406 81.85 133 Kestrel Falco tinnunculus 486 97.98 134 Merlin Falco columbarius 280 56.45 135 Hobby Falco subbuteo 352 70.97 136 Peregrine Falco peregrinus 427 86.09 137 Jay Garrulus glandarius 470 94.76 138 Magpie Pica pica 490 98.79 139 Jackdaw Coloeus monedula 488 98.39 140 Rook Corvus frugilegus 476 95.97 141 Carrion Crow Corvus corone 489 98.59 142 Hooded Crow Corvus cornix 210 42.34 143 Raven Corvus corax 430 86.69 144 Waxwing Bombycilla garrulus 299 60.28 145 Coal Tit Periparus ater 468 94.35 146 Crested Tit Lophophanes cristatus 73 14.72 147 Marsh Tit Poecile palustris 335 67.54 148 Blue Tit Cyanistes caeruleus 488 98.39 149 Great Tit Parus major 487 98.19 150 Skylark Alauda arvensis 469 94.56 151 Sand Martin Riparia riparia 443 89.31 152 Swallow Hirundo rustica 453 91.33 153 House Martin Delichon urbicum 444 89.52 154 Cetti's Warbler Cettia cetti 419 84.48 155 Long-tailed Tit Aegithalos caudatus 483 97.38 156 Willow Warbler Phylloscopus trochilus 425 85.69 157 Chiffchaff Phylloscopus collybita 465 93.75 158 Sedge Warbler Acrocephalus schoenobaenus 411 82.86 159 Grasshopper Warbler Locustella naevia 235 47.38 160 Blackcap Sylvia atricapilla 457 92.14 161 Garden Warbler Sylvia borin 365 73.59 162 Whitethroat Curruca communis 428 86.29 163 Goldcrest Regulus regulus 458 92.34 164 Wren Troglodytes troglodytes 486 97.98 165 Treecreeper Certhia familiaris 438 88.31 166 Starling Sturnus vulgaris 487 98.19 167 Song Thrush Turdus philomelos 472 95.16 168 Mistle Thrush Turdus viscivorus 452 91.13 169 Redwing Turdus iliacus 466 93.95 170 Blackbird Turdus merula 490 98.79 171 Fieldfare Turdus pilaris 452 91.13 172 Ring Ouzel Turdus torquatus 240 48.39 173 Spotted Flycatcher Muscicapa striata 322 64.92 174 Robin Erithacus rubecula 485 97.78 175 Pied Flycatcher Ficedula hypoleuca 263 53.02 176 Black Redstart Phoenicurus ochruros 245 49.40 177 Whinchat Saxicola rubetra 305 61.49 178 Stonechat Saxicola rubicola 459 92.54 179 Wheatear Oenanthe oenanthe 413 83.27 180 Dipper Cinclus cinclus 330 66.53 181 Tree Sparrow Passer montanus 329 66.33 182 House Sparrow Passer domesticus 488 98.39 183 Dunnock Prunella modularis 481 96.98 184 Grey Wagtail Motacilla cinerea 451 90.93 185 Pied Wagtail Motacilla alba 478 96.37 186 Meadow Pipit Anthus pratensis 467 94.15 187 Tree Pipit Anthus trivialis 286 57.66 188 Water Pipit Anthus spinoletta 205 41.33 189 Rock Pipit Anthus petrosus 381 76.81 190 Chaffinch Fringilla coelebs 484 97.58 191 Hawfinch Coccothraustes coccothraustes 234 47.18 192 Bullfinch Pyrrhula pyrrhula 435 87.70 193 Greenfinch Chloris chloris 471 94.96 194 Twite Linaria flavirostris 210 42.34 195 Linnet Linaria cannabina 458 92.34 196 Lesser Redpoll Acanthis cabaret 345 69.56 197 Scottish Crossbill Loxia scotica 21 4.23 198 Common Crossbill Loxia curvirostra 239 48.19 199 Goldfinch Carduelis carduelis 486 97.98 200 Siskin Spinus spinus 425 85.69 201 Snow Bunting Plectrophenax nivalis 244 49.19 202 Corn Bunting Emberiza calandra 285 57.46 203 Yellowhammer Emberiza citrinella 421 84.88 204 Reed Bunting Emberiza schoeniclus 463 93.35