Robert Gilbert: Isles of Scilly Life List BOU, All records: Top Blockers Record(s) 1 to 147 of 147 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Brent Goose Branta bernicla 81 75.70 2 Greylag Goose Anser anser 61 57.01 3 Pink-footed Goose Anser brachyrhynchus 86 80.37 4 White-fronted Goose Anser albifrons 43 40.19 5 Mute Swan Cygnus olor 103 96.26 6 Shelduck Tadorna tadorna 89 83.18 7 Mandarin Duck Aix galericulata 37 34.58 8 Shoveler Spatula clypeata 86 80.37 9 Gadwall Mareca strepera 102 95.33 10 Wigeon Mareca penelope 94 87.85 11 Mallard Anas platyrhynchos 104 97.20 12 Teal Anas crecca 105 98.13 13 Pochard Aythya ferina 87 81.31 14 Tufted Duck Aythya fuligula 85 79.44 15 Pheasant Phasianus colchicus 102 95.33 16 Swift Apus apus 75 70.09 17 Rock Dove (Feral Pigeon) Columba livia 80 74.77 18 Stock Dove Columba oenas 97 90.65 19 Woodpigeon Columba palumbus 105 98.13 20 Collared Dove Streptopelia decaocto 104 97.20 21 Water Rail Rallus aquaticus 105 98.13 22 Moorhen Gallinula chloropus 102 95.33 23 Coot Fulica atra 98 91.59 24 Oystercatcher Haematopus ostralegus 104 97.20 25 Grey Plover Pluvialis squatarola 88 82.24 26 American Golden Plover Pluvialis dominica 86 80.37 27 Ringed Plover Charadrius hiaticula 103 96.26 28 Eurasian Whimbrel Numenius phaeopus 99 92.52 29 Curlew Numenius arquata 104 97.20 30 Bar-tailed Godwit Limosa lapponica 96 89.72 31 Black-tailed Godwit Limosa limosa 89 83.18 32 Jack Snipe Lymnocryptes minimus 102 95.33 33 Snipe Gallinago gallinago 104 97.20 34 Common Sandpiper Actitis hypoleucos 92 85.98 35 Green Sandpiper Tringa ochropus 68 63.55 36 Redshank Tringa totanus 102 95.33 37 Lesser Yellowlegs Tringa flavipes 60 56.07 38 Greenshank Tringa nebularia 104 97.20 39 Turnstone Arenaria interpres 104 97.20 40 Ruff Calidris pugnax 77 71.96 41 Sanderling Calidris alba 101 94.39 42 Dunlin Calidris alpina 100 93.46 43 Pectoral Sandpiper Calidris melanotos 89 83.18 44 Arctic Tern Sterna paradisaea 84 78.50 45 Common Tern Sterna hirundo 83 77.57 46 Sandwich Tern Thalasseus sandvicensis 103 96.26 47 Kittiwake Rissa tridactyla 101 94.39 48 Sabine's Gull Xema sabini 60 56.07 49 Black-headed Gull Chroicocephalus ridibundus 104 97.20 50 Mediterranean Gull Ichthyaetus melanocephalus 99 92.52 51 Herring Gull Larus argentatus 103 96.26 52 Yellow-legged Gull Larus michahellis 64 59.81 53 Great Black-backed Gull Larus marinus 103 96.26 54 Lesser Black-backed Gull Larus fuscus 102 95.33 55 Iceland Gull Larus glaucoides 45 42.06 56 Long-tailed Skua Stercorarius longicaudus 30 28.04 57 Arctic Skua Stercorarius parasiticus 89 83.18 58 Pomarine Skua Stercorarius pomarinus 65 60.75 59 Great Skua Stercorarius skua 98 91.59 60 Puffin Fratercula arctica 86 80.37 61 Common Guillemot Uria aalge 100 93.46 62 Wilson's Petrel Oceanites oceanicus 58 54.21 63 Storm Petrel Hydrobates pelagicus 88 82.24 64 Leach's Petrel Hydrobates leucorhous 38 35.51 65 Fulmar Fulmarus glacialis 92 85.98 66 Cory's Shearwater Calonectris borealis 72 67.29 67 Sooty Shearwater Ardenna grisea 95 88.79 68 Great Shearwater Ardenna gravis 76 71.03 69 Manx Shearwater Puffinus puffinus 99 92.52 70 Balearic Shearwater Puffinus mauretanicus 78 72.90 71 Gannet Morus bassanus 104 97.20 72 Cormorant Phalacrocorax carbo 102 95.33 73 Shag Gulosus aristotelis 104 97.20 74 Spoonbill Platalea leucorodia 87 81.31 75 Little Egret Egretta garzetta 103 96.26 76 Great White Egret Ardea alba 55 51.40 77 Grey Heron Ardea cinerea 104 97.20 78 Sparrowhawk Accipiter nisus 102 95.33 79 Hen Harrier Circus cyaneus 62 57.94 80 Short-eared Owl Asio flammeus 86 80.37 81 Kingfisher Alcedo atthis 98 91.59 82 Wryneck Jynx torquilla 96 89.72 83 Great Spotted Woodpecker Dendrocopos major 76 71.03 84 Kestrel Falco tinnunculus 104 97.20 85 Merlin Falco columbarius 101 94.39 86 Hobby Falco subbuteo 79 73.83 87 Peregrine Falco peregrinus 103 96.26 88 Red-backed Shrike Lanius collurio 97 90.65 89 Carrion Crow Corvus corone 103 96.26 90 Raven Corvus corax 96 89.72 91 Blue Tit Cyanistes caeruleus 104 97.20 92 Great Tit Parus major 103 96.26 93 Skylark Alauda arvensis 100 93.46 94 Sand Martin Riparia riparia 90 84.11 95 Swallow Hirundo rustica 104 97.20 96 House Martin Delichon urbicum 102 95.33 97 American Cliff Swallow Petrochelidon pyrrhonota 42 39.25 98 Cetti's Warbler Cettia cetti 62 57.94 99 Yellow-browed Warbler Phylloscopus inornatus 102 95.33 100 Willow Warbler Phylloscopus trochilus 100 93.46 101 Chiffchaff Phylloscopus collybita 104 97.20 102 Sedge Warbler Acrocephalus schoenobaenus 88 82.24 103 Reed Warbler Acrocephalus scirpaceus 95 88.79 104 Blackcap Sylvia atricapilla 103 96.26 105 Barred Warbler Curruca nisoria 85 79.44 106 Lesser Whitethroat Curruca curruca 89 83.18 107 Whitethroat Curruca communis 88 82.24 108 Firecrest Regulus ignicapilla 101 94.39 109 Goldcrest Regulus regulus 102 95.33 110 Wren Troglodytes troglodytes 104 97.20 111 Starling Sturnus vulgaris 104 97.20 112 Swainson's Thrush Catharus ustulatus 73 68.22 113 Song Thrush Turdus philomelos 103 96.26 114 Mistle Thrush Turdus viscivorus 86 80.37 115 Redwing Turdus iliacus 101 94.39 116 Blackbird Turdus merula 104 97.20 117 Fieldfare Turdus pilaris 96 89.72 118 Ring Ouzel Turdus torquatus 97 90.65 119 Spotted Flycatcher Muscicapa striata 97 90.65 120 Robin Erithacus rubecula 104 97.20 121 Nightingale Luscinia megarhynchos 60 56.07 122 Bluethroat Luscinia svecica 80 74.77 123 Red-breasted Flycatcher Ficedula parva 98 91.59 124 Pied Flycatcher Ficedula hypoleuca 99 92.52 125 Black Redstart Phoenicurus ochruros 102 95.33 126 Redstart Phoenicurus phoenicurus 93 86.92 127 Whinchat Saxicola rubetra 102 95.33 128 Stonechat Saxicola rubicola 104 97.20 129 Wheatear Oenanthe oenanthe 104 97.20 130 House Sparrow Passer domesticus 104 97.20 131 Dunnock Prunella modularis 104 97.20 132 Yellow Wagtail Motacilla flava 94 87.85 133 Grey Wagtail Motacilla cinerea 102 95.33 134 Pied Wagtail Motacilla alba 104 97.20 135 Meadow Pipit Anthus pratensis 104 97.20 136 Buff-bellied Pipit Anthus rubescens 83 77.57 137 Rock Pipit Anthus petrosus 104 97.20 138 Chaffinch Fringilla coelebs 104 97.20 139 Greenfinch Chloris chloris 104 97.20 140 Linnet Linaria cannabina 103 96.26 141 Common Crossbill Loxia curvirostra 71 66.36 142 Goldfinch Carduelis carduelis 104 97.20 143 Siskin Spinus spinus 97 90.65 144 Lapland Bunting Calcarius lapponicus 98 91.59 145 Snow Bunting Plectrophenax nivalis 94 87.85 146 Little Bunting Emberiza pusilla 87 81.31 147 Reed Bunting Emberiza schoeniclus 90 84.11