Richard Yarnell: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 154 of 154 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,Greylag Goose,Anser anser,390,94.89
4,Pink-footed Goose,Anser brachyrhynchus,312,75.91
5,Mute Swan,Cygnus olor,399,97.08
6,Whooper Swan,Cygnus cygnus,294,71.53
7,Egyptian Goose,Alopochen aegyptiaca,304,73.97
8,Shelduck,Tadorna tadorna,382,92.94
9,Mandarin Duck,Aix galericulata,250,60.83
10,Shoveler,Spatula clypeata,379,92.21
11,Gadwall,Mareca strepera,381,92.70
12,Wigeon,Mareca penelope,387,94.16
13,Mallard,Anas platyrhynchos,401,97.57
14,Pintail,Anas acuta,340,82.73
15,Teal,Anas crecca,386,93.92
16,Pochard,Aythya ferina,365,88.81
17,Tufted Duck,Aythya fuligula,395,96.11
18,Scaup,Aythya marila,247,60.10
19,Eider,Somateria mollissima,253,61.56
20,Goldeneye,Bucephala clangula,345,83.94
21,Smew,Mergellus albellus,189,45.99
22,Goosander,Mergus merganser,348,84.67
23,Red-breasted Merganser,Mergus serrator,266,64.72
24,Red Grouse,Lagopus lagopus,191,46.47
25,Pheasant,Phasianus colchicus,393,95.62
26,Red-legged Partridge,Alectoris rufa,322,78.35
27,Swift,Apus apus,352,85.64
28,Rock Dove (Feral Pigeon),Columba livia,307,74.70
29,Stock Dove,Columba oenas,362,88.08
30,Woodpigeon,Columba palumbus,402,97.81
31,Collared Dove,Streptopelia decaocto,391,95.13
32,Moorhen,Gallinula chloropus,397,96.59
33,Coot,Fulica atra,396,96.35
34,Little Grebe,Tachybaptus ruficollis,377,91.73
35,Slavonian Grebe,Podiceps auritus,184,44.77
36,Black-necked Grebe,Podiceps nigricollis,207,50.36
37,Oystercatcher,Haematopus ostralegus,380,92.46
38,Avocet,Recurvirostra avosetta,313,76.16
39,Golden Plover,Pluvialis apricaria,335,81.51
40,Ringed Plover,Charadrius hiaticula,334,81.27
41,Lapwing,Vanellus vanellus,394,95.86
42,Eurasian Whimbrel,Numenius phaeopus,237,57.66
43,Curlew,Numenius arquata,374,91.00
44,Black-tailed Godwit,Limosa limosa,357,86.86
45,Snipe,Gallinago gallinago,350,85.16
46,Common Sandpiper,Actitis hypoleucos,307,74.70
47,Wood Sandpiper,Tringa glareola,188,45.74
48,Redshank,Tringa totanus,372,90.51
49,Turnstone,Arenaria interpres,345,83.94
50,Knot,Calidris canutus,301,73.24
51,Ruff,Calidris pugnax,300,72.99
52,Curlew Sandpiper,Calidris ferruginea,229,55.72
53,Sanderling,Calidris alba,298,72.51
54,Dunlin,Calidris alpina,357,86.86
55,Pectoral Sandpiper,Calidris melanotos,117,28.47
56,Arctic Tern,Sterna paradisaea,167,40.63
57,Common Tern,Sterna hirundo,322,78.35
58,Roseate Tern,Sterna dougallii,74,18.00
59,Sandwich Tern,Thalasseus sandvicensis,284,69.10
60,Little Gull,Hydrocoloeus minutus,166,40.39
61,Kittiwake,Rissa tridactyla,270,65.69
62,Black-headed Gull,Chroicocephalus ridibundus,394,95.86
63,Mediterranean Gull,Ichthyaetus melanocephalus,310,75.43
64,Common Gull,Larus canus,367,89.29
65,Herring Gull,Larus argentatus,389,94.65
66,Great Black-backed Gull,Larus marinus,374,91.00
67,Lesser Black-backed Gull,Larus fuscus,374,91.00
68,Puffin,Fratercula arctica,170,41.36
69,Razorbill,Alca torda,247,60.10
70,Common Guillemot,Uria aalge,282,68.61
71,Red-throated Diver,Gavia stellata,243,59.12
72,Black-throated Diver,Gavia arctica,143,34.79
73,Great Northern Diver,Gavia immer,231,56.20
74,Fulmar,Fulmarus glacialis,283,68.86
75,Gannet,Morus bassanus,318,77.37
76,Cormorant,Phalacrocorax carbo,393,95.62
77,Shag,Gulosus aristotelis,282,68.61
78,Spoonbill,Platalea leucorodia,246,59.85
79,Little Egret,Egretta garzetta,388,94.40
80,Cattle Egret,Bubulcus ibis,251,61.07
81,Great White Egret,Ardea alba,337,82.00
82,Grey Heron,Ardea cinerea,393,95.62
83,Osprey,Pandion haliaetus,189,45.99
84,Golden Eagle,Aquila chrysaetos,40,9.73
85,Sparrowhawk,Accipiter nisus,384,93.43
86,Marsh Harrier,Circus aeruginosus,349,84.91
87,Hen Harrier,Circus cyaneus,236,57.42
88,Red Kite,Milvus milvus,368,89.54
89,Buzzard,Buteo buteo,391,95.13
90,Barn Owl,Tyto alba,336,81.75
91,Tawny Owl,Strix aluco,311,75.67
92,Great Spotted Woodpecker,Dendrocopos major,382,92.94
93,Green Woodpecker,Picus viridis,340,82.73
94,Kestrel,Falco tinnunculus,394,95.86
95,Merlin,Falco columbarius,254,61.80
96,Hobby,Falco subbuteo,278,67.64
97,Peregrine,Falco peregrinus,346,84.18
98,Jay,Garrulus glandarius,376,91.48
99,Magpie,Pica pica,399,97.08
100,Jackdaw,Coloeus monedula,393,95.62
101,Rook,Corvus frugilegus,388,94.40
102,Carrion Crow,Corvus corone,398,96.84
103,Hooded Crow,Corvus cornix,113,27.49
104,Raven,Corvus corax,341,82.97
105,Coal Tit,Periparus ater,387,94.16
106,Marsh Tit,Poecile palustris,282,68.61
107,Blue Tit,Cyanistes caeruleus,398,96.84
108,Great Tit,Parus major,398,96.84
109,Skylark,Alauda arvensis,369,89.78
110,Sand Martin,Riparia riparia,339,82.48
111,Swallow,Hirundo rustica,368,89.54
112,House Martin,Delichon urbicum,352,85.64
113,Long-tailed Tit,Aegithalos caudatus,392,95.38
114,Willow Warbler,Phylloscopus trochilus,333,81.02
115,Chiffchaff,Phylloscopus collybita,373,90.75
116,Sedge Warbler,Acrocephalus schoenobaenus,312,75.91
117,Reed Warbler,Acrocephalus scirpaceus,301,73.24
118,Blackcap,Sylvia atricapilla,356,86.62
119,Whitethroat,Curruca communis,333,81.02
120,Goldcrest,Regulus regulus,368,89.54
121,Wren,Troglodytes troglodytes,395,96.11
122,Nuthatch,Sitta europaea,369,89.78
123,Treecreeper,Certhia familiaris,354,86.13
124,Starling,Sturnus vulgaris,397,96.59
125,Song Thrush,Turdus philomelos,389,94.65
126,Mistle Thrush,Turdus viscivorus,369,89.78
127,Redwing,Turdus iliacus,384,93.43
128,Blackbird,Turdus merula,397,96.59
129,Fieldfare,Turdus pilaris,361,87.83
130,Spotted Flycatcher,Muscicapa striata,271,65.94
131,Robin,Erithacus rubecula,398,96.84
132,Redstart,Phoenicurus phoenicurus,247,60.10
133,Whinchat,Saxicola rubetra,251,61.07
134,Stonechat,Saxicola rubicola,375,91.24
135,Wheatear,Oenanthe oenanthe,314,76.40
136,Dipper,Cinclus cinclus,229,55.72
137,Tree Sparrow,Passer montanus,267,64.96
138,House Sparrow,Passer domesticus,396,96.35
139,Dunnock,Prunella modularis,394,95.86
140,Yellow Wagtail,Motacilla flava,268,65.21
141,Grey Wagtail,Motacilla cinerea,359,87.35
142,Pied Wagtail,Motacilla alba,395,96.11
143,Meadow Pipit,Anthus pratensis,373,90.75
144,Rock Pipit,Anthus petrosus,290,70.56
145,Chaffinch,Fringilla coelebs,397,96.59
146,Bullfinch,Pyrrhula pyrrhula,369,89.78
147,Greenfinch,Chloris chloris,377,91.73
148,Linnet,Linaria cannabina,368,89.54
149,Common Redpoll,Acanthis flammea,57,13.87
150,Goldfinch,Carduelis carduelis,393,95.62
151,Siskin,Spinus spinus,339,82.48
152,Corn Bunting,Emberiza calandra,216,52.55
153,Yellowhammer,Emberiza citrinella,349,84.91
154,Reed Bunting,Emberiza schoeniclus,377,91.73