Andy Williams: Scotland Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 171 of 171 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Canada Goose Branta canadensis 9 81.82 2 Barnacle Goose Branta leucopsis 10 90.91 3 Snow Goose Anser caerulescens 6 54.55 4 Greylag Goose Anser anser 10 90.91 5 Pink-footed Goose Anser brachyrhynchus 11 100.00 6 Mute Swan Cygnus olor 9 81.82 7 Whooper Swan Cygnus cygnus 9 81.82 8 Shelduck Tadorna tadorna 9 81.82 9 Gadwall Mareca strepera 8 72.73 10 Wigeon Mareca penelope 9 81.82 11 Mallard Anas platyrhynchos 10 90.91 12 Pintail Anas acuta 6 54.55 13 Teal Anas crecca 9 81.82 14 Tufted Duck Aythya fuligula 10 90.91 15 Scaup Aythya marila 7 63.64 16 Eider Somateria mollissima 10 90.91 17 Common Scoter Melanitta nigra 8 72.73 18 Long-tailed Duck Clangula hyemalis 8 72.73 19 Goldeneye Bucephala clangula 10 90.91 20 Goosander Mergus merganser 10 90.91 21 Red-breasted Merganser Mergus serrator 9 81.82 22 Red Grouse Lagopus lagopus 8 72.73 23 Ptarmigan Lagopus muta 3 27.27 24 Black Grouse Lyrurus tetrix 4 36.36 25 Pheasant Phasianus colchicus 10 90.91 26 Red-legged Partridge Alectoris rufa 9 81.82 27 Swift Apus apus 10 90.91 28 Cuckoo Cuculus canorus 7 63.64 29 Rock Dove (Feral Pigeon) Columba livia 8 72.73 30 Woodpigeon Columba palumbus 10 90.91 31 Collared Dove Streptopelia decaocto 10 90.91 32 Water Rail Rallus aquaticus 5 45.45 33 Moorhen Gallinula chloropus 9 81.82 34 Coot Fulica atra 9 81.82 35 Little Grebe Tachybaptus ruficollis 9 81.82 36 Slavonian Grebe Podiceps auritus 5 45.45 37 Oystercatcher Haematopus ostralegus 9 81.82 38 Golden Plover Pluvialis apricaria 9 81.82 39 Ringed Plover Charadrius hiaticula 9 81.82 40 Lapwing Vanellus vanellus 9 81.82 41 Eurasian Whimbrel Numenius phaeopus 9 81.82 42 Curlew Numenius arquata 9 81.82 43 Bar-tailed Godwit Limosa lapponica 7 63.64 44 Black-tailed Godwit Limosa limosa 9 81.82 45 Jack Snipe Lymnocryptes minimus 5 45.45 46 Woodcock Scolopax rusticola 8 72.73 47 Snipe Gallinago gallinago 9 81.82 48 Common Sandpiper Actitis hypoleucos 9 81.82 49 Green Sandpiper Tringa ochropus 6 54.55 50 Redshank Tringa totanus 9 81.82 51 Greenshank Tringa nebularia 9 81.82 52 Turnstone Arenaria interpres 9 81.82 53 Knot Calidris canutus 9 81.82 54 Ruff Calidris pugnax 7 63.64 55 Curlew Sandpiper Calidris ferruginea 4 36.36 56 Sanderling Calidris alba 8 72.73 57 Dunlin Calidris alpina 9 81.82 58 Purple Sandpiper Calidris maritima 8 72.73 59 Baird's Sandpiper Calidris bairdii 2 18.18 60 Little Tern Sternula albifrons 4 36.36 61 Arctic Tern Sterna paradisaea 7 63.64 62 Common Tern Sterna hirundo 8 72.73 63 Sandwich Tern Thalasseus sandvicensis 9 81.82 64 Little Gull Hydrocoloeus minutus 5 45.45 65 Kittiwake Rissa tridactyla 8 72.73 66 Sabine's Gull Xema sabini 2 18.18 67 Black-headed Gull Chroicocephalus ridibundus 10 90.91 68 Mediterranean Gull Ichthyaetus melanocephalus 7 63.64 69 Common Gull Larus canus 10 90.91 70 Herring Gull Larus argentatus 10 90.91 71 Great Black-backed Gull Larus marinus 9 81.82 72 Lesser Black-backed Gull Larus fuscus 10 90.91 73 Iceland Gull Larus glaucoides 7 63.64 74 Arctic Skua Stercorarius parasiticus 7 63.64 75 Great Skua Stercorarius skua 7 63.64 76 Puffin Fratercula arctica 6 54.55 77 Black Guillemot Cepphus grylle 8 72.73 78 Razorbill Alca torda 8 72.73 79 Common Guillemot Uria aalge 9 81.82 80 Red-throated Diver Gavia stellata 9 81.82 81 Black-throated Diver Gavia arctica 7 63.64 82 Great Northern Diver Gavia immer 6 54.55 83 Storm Petrel Hydrobates pelagicus 4 36.36 84 Leach's Petrel Hydrobates leucorhous 2 18.18 85 Fulmar Fulmarus glacialis 9 81.82 86 Scopoli's Shearwater Calonectris diomedea 3 27.27 87 Sooty Shearwater Ardenna grisea 4 36.36 88 Manx Shearwater Puffinus puffinus 7 63.64 89 Gannet Morus bassanus 9 81.82 90 Cormorant Phalacrocorax carbo 9 81.82 91 Shag Gulosus aristotelis 9 81.82 92 Grey Heron Ardea cinerea 10 90.91 93 Osprey Pandion haliaetus 8 72.73 94 Golden Eagle Aquila chrysaetos 6 54.55 95 Sparrowhawk Accipiter nisus 10 90.91 96 Goshawk Accipiter gentilis 3 27.27 97 Hen Harrier Circus cyaneus 9 81.82 98 Red Kite Milvus milvus 10 90.91 99 White-tailed Eagle Haliaeetus albicilla 5 45.45 100 Buzzard Buteo buteo 10 90.91 101 Barn Owl Tyto alba 7 63.64 102 Long-eared Owl Asio otus 3 27.27 103 Short-eared Owl Asio flammeus 4 36.36 104 Tawny Owl Strix aluco 6 54.55 105 Kingfisher Alcedo atthis 6 54.55 106 Great Spotted Woodpecker Dendrocopos major 10 90.91 107 Kestrel Falco tinnunculus 10 90.91 108 Merlin Falco columbarius 8 72.73 109 Hobby Falco subbuteo 2 18.18 110 Peregrine Falco peregrinus 9 81.82 111 Jay Garrulus glandarius 10 90.91 112 Magpie Pica pica 10 90.91 113 Jackdaw Coloeus monedula 10 90.91 114 Rook Corvus frugilegus 10 90.91 115 Carrion Crow Corvus corone 11 100.00 116 Hooded Crow Corvus cornix 8 72.73 117 Raven Corvus corax 9 81.82 118 Waxwing Bombycilla garrulus 7 63.64 119 Coal Tit Periparus ater 10 90.91 120 Blue Tit Cyanistes caeruleus 10 90.91 121 Great Tit Parus major 10 90.91 122 Skylark Alauda arvensis 11 100.00 123 Sand Martin Riparia riparia 9 81.82 124 Swallow Hirundo rustica 10 90.91 125 House Martin Delichon urbicum 10 90.91 126 Long-tailed Tit Aegithalos caudatus 10 90.91 127 Willow Warbler Phylloscopus trochilus 10 90.91 128 Chiffchaff Phylloscopus collybita 10 90.91 129 Greenish Warbler Phylloscopus trochiloides 3 27.27 130 Sedge Warbler Acrocephalus schoenobaenus 9 81.82 131 Grasshopper Warbler Locustella naevia 8 72.73 132 Blackcap Sylvia atricapilla 10 90.91 133 Lesser Whitethroat Curruca curruca 6 54.55 134 Whitethroat Curruca communis 10 90.91 135 Goldcrest Regulus regulus 10 90.91 136 Wren Troglodytes troglodytes 10 90.91 137 Nuthatch Sitta europaea 7 63.64 138 Treecreeper Certhia familiaris 10 90.91 139 Starling Sturnus vulgaris 9 81.82 140 Song Thrush Turdus philomelos 10 90.91 141 Mistle Thrush Turdus viscivorus 10 90.91 142 Redwing Turdus iliacus 9 81.82 143 Blackbird Turdus merula 10 90.91 144 Fieldfare Turdus pilaris 10 90.91 145 Ring Ouzel Turdus torquatus 3 27.27 146 Spotted Flycatcher Muscicapa striata 8 72.73 147 Robin Erithacus rubecula 10 90.91 148 Stonechat Saxicola rubicola 9 81.82 149 Wheatear Oenanthe oenanthe 9 81.82 150 Dipper Cinclus cinclus 10 90.91 151 Tree Sparrow Passer montanus 9 81.82 152 House Sparrow Passer domesticus 10 90.91 153 Dunnock Prunella modularis 10 90.91 154 Grey Wagtail Motacilla cinerea 9 81.82 155 Pied Wagtail Motacilla alba 10 90.91 156 Meadow Pipit Anthus pratensis 9 81.82 157 Tree Pipit Anthus trivialis 7 63.64 158 Rock Pipit Anthus petrosus 9 81.82 159 Chaffinch Fringilla coelebs 10 90.91 160 Brambling Fringilla montifringilla 6 54.55 161 Bullfinch Pyrrhula pyrrhula 10 90.91 162 Greenfinch Chloris chloris 10 90.91 163 Twite Linaria flavirostris 6 54.55 164 Linnet Linaria cannabina 9 81.82 165 Lesser Redpoll Acanthis cabaret 9 81.82 166 Common Crossbill Loxia curvirostra 6 54.55 167 Goldfinch Carduelis carduelis 10 90.91 168 Siskin Spinus spinus 9 81.82 169 Snow Bunting Plectrophenax nivalis 7 63.64 170 Yellowhammer Emberiza citrinella 10 90.91 171 Reed Bunting Emberiza schoeniclus 9 81.82