Joe Dobinson: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 172 of 172 total.
Seq.,Species,Scientific Name,Seen By Other Listers,Other Listers (%)
1,Canada Goose,Branta canadensis,460,98.08
2,Greylag Goose,Anser anser,449,95.74
3,Pink-footed Goose,Anser brachyrhynchus,357,76.12
4,Mute Swan,Cygnus olor,461,98.29
5,Whooper Swan,Cygnus cygnus,310,66.10
6,Shelduck,Tadorna tadorna,441,94.03
7,Mandarin Duck,Aix galericulata,310,66.10
8,Shoveler,Spatula clypeata,444,94.67
9,Gadwall,Mareca strepera,442,94.24
10,Wigeon,Mareca penelope,442,94.24
11,Mallard,Anas platyrhynchos,461,98.29
12,Pintail,Anas acuta,390,83.16
13,Teal,Anas crecca,445,94.88
14,Pochard,Aythya ferina,426,90.83
15,Ring-necked Duck,Aythya collaris,190,40.51
16,Tufted Duck,Aythya fuligula,457,97.44
17,Scaup,Aythya marila,244,52.03
18,Eider,Somateria mollissima,333,71.00
19,Goldeneye,Bucephala clangula,383,81.66
20,Goosander,Mergus merganser,390,83.16
21,Red-breasted Merganser,Mergus serrator,324,69.08
22,Red Grouse,Lagopus lagopus,209,44.56
23,Black Grouse,Lyrurus tetrix,102,21.75
24,Grey Partridge,Perdix perdix,294,62.69
25,Pheasant,Phasianus colchicus,454,96.80
26,Quail,Coturnix coturnix,87,18.55
27,Red-legged Partridge,Alectoris rufa,400,85.29
28,Swift,Apus apus,430,91.68
29,Pacific Swift,Apus pacificus,10,2.13
30,Cuckoo,Cuculus canorus,382,81.45
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,Little Grebe,Tachybaptus ruficollis,443,94.46
39,Great Crested Grebe,Podiceps cristatus,447,95.31
40,Oystercatcher,Haematopus ostralegus,448,95.52
41,Avocet,Recurvirostra avosetta,394,84.01
42,Golden Plover,Pluvialis apricaria,389,82.94
43,Ringed Plover,Charadrius hiaticula,399,85.07
44,Little Ringed Plover,Charadrius dubius,360,76.76
45,Lapwing,Vanellus vanellus,453,96.59
46,Eurasian Whimbrel,Numenius phaeopus,349,74.41
47,Curlew,Numenius arquata,436,92.96
48,Black-tailed Godwit,Limosa limosa,411,87.63
49,Jack Snipe,Lymnocryptes minimus,232,49.47
50,Woodcock,Scolopax rusticola,291,62.05
51,Snipe,Gallinago gallinago,413,88.06
52,Common Sandpiper,Actitis hypoleucos,397,84.65
53,Redshank,Tringa totanus,434,92.54
54,Greenshank,Tringa nebularia,382,81.45
55,Turnstone,Arenaria interpres,411,87.63
56,Knot,Calidris canutus,349,74.41
57,Ruff,Calidris pugnax,369,78.68
58,Red-necked Stint,Calidris ruficollis,58,12.37
59,Sanderling,Calidris alba,369,78.68
60,Dunlin,Calidris alpina,418,89.13
61,Purple Sandpiper,Calidris maritima,265,56.50
62,Arctic Tern,Sterna paradisaea,290,61.83
63,Common Tern,Sterna hirundo,407,86.78
64,Roseate Tern,Sterna dougallii,143,30.49
65,Sandwich Tern,Thalasseus sandvicensis,372,79.32
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,Great Black-backed Gull,Larus marinus,433,92.32
72,Lesser Black-backed Gull,Larus fuscus,448,95.52
73,Iceland Gull,Larus glaucoides,158,33.69
74,Razorbill,Alca torda,377,80.38
75,Common Guillemot,Uria aalge,387,82.52
76,Red-throated Diver,Gavia stellata,330,70.36
77,Fulmar,Fulmarus glacialis,389,82.94
78,Gannet,Morus bassanus,405,86.35
79,Cormorant,Phalacrocorax carbo,457,97.44
80,Shag,Gulosus aristotelis,370,78.89
81,Spoonbill,Platalea leucorodia,335,71.43
82,Bittern,Botaurus stellaris,294,62.69
83,Little Egret,Egretta garzetta,444,94.67
84,Great White Egret,Ardea alba,387,82.52
85,Grey Heron,Ardea cinerea,454,96.80
86,Osprey,Pandion haliaetus,294,62.69
87,Sparrowhawk,Accipiter nisus,443,94.46
88,Marsh Harrier,Circus aeruginosus,406,86.57
89,Hen Harrier,Circus cyaneus,227,48.40
90,Red Kite,Milvus milvus,434,92.54
91,White-tailed Eagle,Haliaeetus albicilla,114,24.31
92,Buzzard,Buteo buteo,457,97.44
93,Barn Owl,Tyto alba,371,79.10
94,Little Owl,Athene noctua,281,59.91
95,Long-eared Owl,Asio otus,113,24.09
96,Short-eared Owl,Asio flammeus,262,55.86
97,Tawny Owl,Strix aluco,364,77.61
98,Kingfisher,Alcedo atthis,410,87.42
99,Great Spotted Woodpecker,Dendrocopos major,443,94.46
100,Green Woodpecker,Picus viridis,395,84.22
101,Kestrel,Falco tinnunculus,453,96.59
102,Merlin,Falco columbarius,275,58.64
103,Hobby,Falco subbuteo,347,73.99
104,Peregrine,Falco peregrinus,421,89.77
105,Ring-necked Parakeet,Psittacula krameri,290,61.83
106,Jay,Garrulus glandarius,447,95.31
107,Magpie,Pica pica,460,98.08
108,Jackdaw,Coloeus monedula,459,97.87
109,Rook,Corvus frugilegus,453,96.59
110,Carrion Crow,Corvus corone,460,98.08
111,Raven,Corvus corax,415,88.49
112,Coal Tit,Periparus ater,446,95.10
113,Marsh Tit,Poecile palustris,318,67.80
114,Willow Tit,Poecile montanus,179,38.17
115,Blue Tit,Cyanistes caeruleus,463,98.72
116,Great Tit,Parus major,461,98.29
117,Skylark,Alauda arvensis,440,93.82
118,Sand Martin,Riparia riparia,426,90.83
119,Swallow,Hirundo rustica,437,93.18
120,House Martin,Delichon urbicum,432,92.11
121,Cetti's Warbler,Cettia cetti,387,82.52
122,Long-tailed Tit,Aegithalos caudatus,453,96.59
123,Willow Warbler,Phylloscopus trochilus,415,88.49
124,Chiffchaff,Phylloscopus collybita,441,94.03
125,Great Reed Warbler,Acrocephalus arundinaceus,92,19.62
126,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
127,Reed Warbler,Acrocephalus scirpaceus,399,85.07
128,Grasshopper Warbler,Locustella naevia,264,56.29
129,Blackcap,Sylvia atricapilla,437,93.18
130,Garden Warbler,Sylvia borin,343,73.13
131,Lesser Whitethroat,Curruca curruca,332,70.79
132,Whitethroat,Curruca communis,421,89.77
133,Goldcrest,Regulus regulus,427,91.04
134,Wren,Troglodytes troglodytes,458,97.65
135,Nuthatch,Sitta europaea,431,91.90
136,Treecreeper,Certhia familiaris,420,89.55
137,Northern Mockingbird,Mimus polyglottos,132,28.14
138,Starling,Sturnus vulgaris,458,97.65
139,Song Thrush,Turdus philomelos,454,96.80
140,Mistle Thrush,Turdus viscivorus,437,93.18
141,Redwing,Turdus iliacus,443,94.46
142,Blackbird,Turdus merula,462,98.51
143,Fieldfare,Turdus pilaris,422,89.98
144,Robin,Erithacus rubecula,462,98.51
145,Pied Flycatcher,Ficedula hypoleuca,286,60.98
146,Black Redstart,Phoenicurus ochruros,230,49.04
147,Whinchat,Saxicola rubetra,302,64.39
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,Rock Pipit,Anthus petrosus,372,79.32
159,Chaffinch,Fringilla coelebs,457,97.44
160,Hawfinch,Coccothraustes coccothraustes,170,36.25
161,Bullfinch,Pyrrhula pyrrhula,429,91.47
162,Greenfinch,Chloris chloris,453,96.59
163,Twite,Linaria flavirostris,178,37.95
164,Linnet,Linaria cannabina,437,93.18
165,Common Redpoll,Acanthis flammea,79,16.84
166,Lesser Redpoll,Acanthis cabaret,341,72.71
167,Common Crossbill,Loxia curvirostra,263,56.08
168,Goldfinch,Carduelis carduelis,454,96.80
169,Siskin,Spinus spinus,414,88.27
170,Snow Bunting,Plectrophenax nivalis,254,54.16
171,Yellowhammer,Emberiza citrinella,407,86.78
172,Reed Bunting,Emberiza schoeniclus,439,93.60