Richard Garner: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 170 of 170 total.
Seq.,Species,Scientific Name,Seen By Other Listers,Other Listers (%)
1,Canada Goose,Branta canadensis,460,98.08
2,Barnacle Goose,Branta leucopsis,322,68.66
3,Ross's Goose,Anser rossii,11,2.35
4,Greylag Goose,Anser anser,449,95.74
5,Pink-footed Goose,Anser brachyrhynchus,357,76.12
6,White-fronted Goose,Anser albifrons,238,50.75
7,Mute Swan,Cygnus olor,461,98.29
8,Bewick's Swan,Cygnus columbianus,135,28.78
9,Egyptian Goose,Alopochen aegyptiaca,370,78.89
10,Shelduck,Tadorna tadorna,441,94.03
11,Mandarin Duck,Aix galericulata,310,66.10
12,Shoveler,Spatula clypeata,444,94.67
13,Gadwall,Mareca strepera,442,94.24
14,Wigeon,Mareca penelope,442,94.24
15,Mallard,Anas platyrhynchos,461,98.29
16,Pintail,Anas acuta,390,83.16
17,Teal,Anas crecca,445,94.88
18,Pochard,Aythya ferina,426,90.83
19,Tufted Duck,Aythya fuligula,457,97.44
20,Scaup,Aythya marila,244,52.03
21,Eider,Somateria mollissima,333,71.00
22,Long-tailed Duck,Clangula hyemalis,205,43.71
23,Goldeneye,Bucephala clangula,383,81.66
24,Goosander,Mergus merganser,390,83.16
25,Red-breasted Merganser,Mergus serrator,324,69.08
26,Red Grouse,Lagopus lagopus,209,44.56
27,Grey Partridge,Perdix perdix,294,62.69
28,Pheasant,Phasianus colchicus,454,96.80
29,Nightjar,Caprimulgus europaeus,205,43.71
30,Swift,Apus apus,430,91.68
31,Rock Dove (Feral Pigeon),Columba livia,403,85.93
32,Stock Dove,Columba oenas,416,88.70
33,Woodpigeon,Columba palumbus,463,98.72
34,Collared Dove,Streptopelia decaocto,453,96.59
35,Water Rail,Rallus aquaticus,353,75.27
36,Moorhen,Gallinula chloropus,458,97.65
37,Coot,Fulica atra,456,97.23
38,Crane,Grus grus,199,42.43
39,Little Grebe,Tachybaptus ruficollis,443,94.46
40,Great Crested Grebe,Podiceps cristatus,447,95.31
41,Slavonian Grebe,Podiceps auritus,235,50.11
42,Black-necked Grebe,Podiceps nigricollis,255,54.37
43,Oystercatcher,Haematopus ostralegus,448,95.52
44,Avocet,Recurvirostra avosetta,394,84.01
45,Golden Plover,Pluvialis apricaria,389,82.94
46,Ringed Plover,Charadrius hiaticula,399,85.07
47,Little Ringed Plover,Charadrius dubius,360,76.76
48,Lapwing,Vanellus vanellus,453,96.59
49,Curlew,Numenius arquata,436,92.96
50,Bar-tailed Godwit,Limosa lapponica,368,78.46
51,Black-tailed Godwit,Limosa limosa,411,87.63
52,Woodcock,Scolopax rusticola,291,62.05
53,Snipe,Gallinago gallinago,413,88.06
54,Common Sandpiper,Actitis hypoleucos,397,84.65
55,Green Sandpiper,Tringa ochropus,351,74.84
56,Redshank,Tringa totanus,434,92.54
57,Spotted Redshank,Tringa erythropus,331,70.58
58,Greenshank,Tringa nebularia,382,81.45
59,Turnstone,Arenaria interpres,411,87.63
60,Knot,Calidris canutus,349,74.41
61,Ruff,Calidris pugnax,369,78.68
62,Sanderling,Calidris alba,369,78.68
63,Dunlin,Calidris alpina,418,89.13
64,Arctic Tern,Sterna paradisaea,290,61.83
65,Common Tern,Sterna hirundo,407,86.78
66,Kittiwake,Rissa tridactyla,382,81.45
67,Black-headed Gull,Chroicocephalus ridibundus,460,98.08
68,Mediterranean Gull,Ichthyaetus melanocephalus,366,78.04
69,Common Gull,Larus canus,418,89.13
70,Herring Gull,Larus argentatus,457,97.44
71,Yellow-legged Gull,Larus michahellis,226,48.19
72,Great Black-backed Gull,Larus marinus,433,92.32
73,Lesser Black-backed Gull,Larus fuscus,448,95.52
74,Arctic Skua,Stercorarius parasiticus,204,43.50
75,Pomarine Skua,Stercorarius pomarinus,81,17.27
76,Great Skua,Stercorarius skua,216,46.06
77,Puffin,Fratercula arctica,305,65.03
78,Black Guillemot,Cepphus grylle,206,43.92
79,Razorbill,Alca torda,377,80.38
80,Common Guillemot,Uria aalge,387,82.52
81,Red-throated Diver,Gavia stellata,330,70.36
82,Black-throated Diver,Gavia arctica,178,37.95
83,Great Northern Diver,Gavia immer,287,61.19
84,Storm Petrel,Hydrobates pelagicus,79,16.84
85,Fulmar,Fulmarus glacialis,389,82.94
86,Manx Shearwater,Puffinus puffinus,246,52.45
87,Gannet,Morus bassanus,405,86.35
88,Cormorant,Phalacrocorax carbo,457,97.44
89,Shag,Gulosus aristotelis,370,78.89
90,Bittern,Botaurus stellaris,294,62.69
91,Little Egret,Egretta garzetta,444,94.67
92,Great White Egret,Ardea alba,387,82.52
93,Grey Heron,Ardea cinerea,454,96.80
94,Osprey,Pandion haliaetus,294,62.69
95,Golden Eagle,Aquila chrysaetos,81,17.27
96,Sparrowhawk,Accipiter nisus,443,94.46
97,Goshawk,Accipiter gentilis,195,41.58
98,Marsh Harrier,Circus aeruginosus,406,86.57
99,Hen Harrier,Circus cyaneus,227,48.40
100,Red Kite,Milvus milvus,434,92.54
101,White-tailed Eagle,Haliaeetus albicilla,114,24.31
102,Buzzard,Buteo buteo,457,97.44
103,Barn Owl,Tyto alba,371,79.10
104,Short-eared Owl,Asio flammeus,262,55.86
105,Kingfisher,Alcedo atthis,410,87.42
106,Great Spotted Woodpecker,Dendrocopos major,443,94.46
107,Kestrel,Falco tinnunculus,453,96.59
108,Hobby,Falco subbuteo,347,73.99
109,Peregrine,Falco peregrinus,421,89.77
110,Jay,Garrulus glandarius,447,95.31
111,Magpie,Pica pica,460,98.08
112,Jackdaw,Coloeus monedula,459,97.87
113,Rook,Corvus frugilegus,453,96.59
114,Carrion Crow,Corvus corone,460,98.08
115,Hooded Crow,Corvus cornix,193,41.15
116,Raven,Corvus corax,415,88.49
117,Coal Tit,Periparus ater,446,95.10
118,Blue Tit,Cyanistes caeruleus,463,98.72
119,Great Tit,Parus major,461,98.29
120,Skylark,Alauda arvensis,440,93.82
121,Shore Lark,Eremophila alpestris,122,26.01
122,Sand Martin,Riparia riparia,426,90.83
123,Swallow,Hirundo rustica,437,93.18
124,House Martin,Delichon urbicum,432,92.11
125,Cetti's Warbler,Cettia cetti,387,82.52
126,Long-tailed Tit,Aegithalos caudatus,453,96.59
127,Willow Warbler,Phylloscopus trochilus,415,88.49
128,Chiffchaff,Phylloscopus collybita,441,94.03
129,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
130,Reed Warbler,Acrocephalus scirpaceus,399,85.07
131,Blackcap,Sylvia atricapilla,437,93.18
132,Garden Warbler,Sylvia borin,343,73.13
133,Whitethroat,Curruca communis,421,89.77
134,Firecrest,Regulus ignicapilla,198,42.22
135,Goldcrest,Regulus regulus,427,91.04
136,Wren,Troglodytes troglodytes,458,97.65
137,Nuthatch,Sitta europaea,431,91.90
138,Treecreeper,Certhia familiaris,420,89.55
139,Starling,Sturnus vulgaris,458,97.65
140,Song Thrush,Turdus philomelos,454,96.80
141,Mistle Thrush,Turdus viscivorus,437,93.18
142,Redwing,Turdus iliacus,443,94.46
143,Blackbird,Turdus merula,462,98.51
144,Fieldfare,Turdus pilaris,422,89.98
145,Spotted Flycatcher,Muscicapa striata,330,70.36
146,Robin,Erithacus rubecula,462,98.51
147,Redstart,Phoenicurus phoenicurus,335,71.43
148,Stonechat,Saxicola rubicola,432,92.11
149,Wheatear,Oenanthe oenanthe,409,87.21
150,Dipper,Cinclus cinclus,289,61.62
151,Tree Sparrow,Passer montanus,328,69.94
152,House Sparrow,Passer domesticus,458,97.65
153,Dunnock,Prunella modularis,462,98.51
154,Yellow Wagtail,Motacilla flava,368,78.46
155,Grey Wagtail,Motacilla cinerea,440,93.82
156,Pied Wagtail,Motacilla alba,460,98.08
157,Meadow Pipit,Anthus pratensis,434,92.54
158,Tree Pipit,Anthus trivialis,307,65.46
159,Chaffinch,Fringilla coelebs,457,97.44
160,Bullfinch,Pyrrhula pyrrhula,429,91.47
161,Greenfinch,Chloris chloris,453,96.59
162,Twite,Linaria flavirostris,178,37.95
163,Linnet,Linaria cannabina,437,93.18
164,Common Redpoll,Acanthis flammea,79,16.84
165,Common Crossbill,Loxia curvirostra,263,56.08
166,Goldfinch,Carduelis carduelis,454,96.80
167,Siskin,Spinus spinus,414,88.27
168,Corn Bunting,Emberiza calandra,289,61.62
169,Yellowhammer,Emberiza citrinella,407,86.78
170,Reed Bunting,Emberiza schoeniclus,439,93.60