Richard Yarnell: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 178 of 178 total.
Seq.,Species,Scientific Name,Seen By Other Listers,Other Listers (%)
1,Brent Goose,Branta bernicla,359,76.55
2,Canada Goose,Branta canadensis,460,98.08
3,Barnacle Goose,Branta leucopsis,322,68.66
4,Greylag Goose,Anser anser,449,95.74
5,Pink-footed Goose,Anser brachyrhynchus,357,76.12
6,Mute Swan,Cygnus olor,461,98.29
7,Whooper Swan,Cygnus cygnus,310,66.10
8,Shelduck,Tadorna tadorna,441,94.03
9,Mandarin Duck,Aix galericulata,310,66.10
10,Shoveler,Spatula clypeata,444,94.67
11,Gadwall,Mareca strepera,442,94.24
12,Wigeon,Mareca penelope,442,94.24
13,Mallard,Anas platyrhynchos,461,98.29
14,Pintail,Anas acuta,390,83.16
15,Teal,Anas crecca,445,94.88
16,Pochard,Aythya ferina,426,90.83
17,Tufted Duck,Aythya fuligula,457,97.44
18,Scaup,Aythya marila,244,52.03
19,Eider,Somateria mollissima,333,71.00
20,Velvet Scoter,Melanitta fusca,171,36.46
21,Common Scoter,Melanitta nigra,347,73.99
22,Goldeneye,Bucephala clangula,383,81.66
23,Goosander,Mergus merganser,390,83.16
24,Red-breasted Merganser,Mergus serrator,324,69.08
25,Red Grouse,Lagopus lagopus,209,44.56
26,Black Grouse,Lyrurus tetrix,102,21.75
27,Grey Partridge,Perdix perdix,294,62.69
28,Pheasant,Phasianus colchicus,454,96.80
29,Red-legged Partridge,Alectoris rufa,400,85.29
30,Nightjar,Caprimulgus europaeus,205,43.71
31,Swift,Apus apus,430,91.68
32,Rock Dove (Feral Pigeon),Columba livia,403,85.93
33,Stock Dove,Columba oenas,416,88.70
34,Woodpigeon,Columba palumbus,463,98.72
35,Collared Dove,Streptopelia decaocto,453,96.59
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,Black-necked Grebe,Podiceps nigricollis,255,54.37
41,Oystercatcher,Haematopus ostralegus,448,95.52
42,Avocet,Recurvirostra avosetta,394,84.01
43,Grey Plover,Pluvialis squatarola,343,73.13
44,Golden Plover,Pluvialis apricaria,389,82.94
45,Pacific Golden Plover,Pluvialis fulva,133,28.36
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,Eurasian Whimbrel,Numenius phaeopus,349,74.41
50,Curlew,Numenius arquata,436,92.96
51,Bar-tailed Godwit,Limosa lapponica,368,78.46
52,Black-tailed Godwit,Limosa limosa,411,87.63
53,Woodcock,Scolopax rusticola,291,62.05
54,Snipe,Gallinago gallinago,413,88.06
55,Common Sandpiper,Actitis hypoleucos,397,84.65
56,Green Sandpiper,Tringa ochropus,351,74.84
57,Wood Sandpiper,Tringa glareola,270,57.57
58,Redshank,Tringa totanus,434,92.54
59,Spotted Redshank,Tringa erythropus,331,70.58
60,Greenshank,Tringa nebularia,382,81.45
61,Turnstone,Arenaria interpres,411,87.63
62,Knot,Calidris canutus,349,74.41
63,Ruff,Calidris pugnax,369,78.68
64,Curlew Sandpiper,Calidris ferruginea,259,55.22
65,Sanderling,Calidris alba,369,78.68
66,Dunlin,Calidris alpina,418,89.13
67,Little Stint,Calidris minuta,290,61.83
68,Little Tern,Sternula albifrons,286,60.98
69,Arctic Tern,Sterna paradisaea,290,61.83
70,Common Tern,Sterna hirundo,407,86.78
71,Roseate Tern,Sterna dougallii,143,30.49
72,Sandwich Tern,Thalasseus sandvicensis,372,79.32
73,Little Gull,Hydrocoloeus minutus,281,59.91
74,Kittiwake,Rissa tridactyla,382,81.45
75,Black-headed Gull,Chroicocephalus ridibundus,460,98.08
76,Mediterranean Gull,Ichthyaetus melanocephalus,366,78.04
77,Common Gull,Larus canus,418,89.13
78,Herring Gull,Larus argentatus,457,97.44
79,Great Black-backed Gull,Larus marinus,433,92.32
80,Lesser Black-backed Gull,Larus fuscus,448,95.52
81,Arctic Skua,Stercorarius parasiticus,204,43.50
82,Great Skua,Stercorarius skua,216,46.06
83,Puffin,Fratercula arctica,305,65.03
84,Black Guillemot,Cepphus grylle,206,43.92
85,Razorbill,Alca torda,377,80.38
86,Common Guillemot,Uria aalge,387,82.52
87,Black-throated Diver,Gavia arctica,178,37.95
88,Great Northern Diver,Gavia immer,287,61.19
89,Fulmar,Fulmarus glacialis,389,82.94
90,Manx Shearwater,Puffinus puffinus,246,52.45
91,Gannet,Morus bassanus,405,86.35
92,Cormorant,Phalacrocorax carbo,457,97.44
93,Shag,Gulosus aristotelis,370,78.89
94,Spoonbill,Platalea leucorodia,335,71.43
95,Bittern,Botaurus stellaris,294,62.69
96,Little Egret,Egretta garzetta,444,94.67
97,Cattle Egret,Bubulcus ibis,300,63.97
98,Great White Egret,Ardea alba,387,82.52
99,Grey Heron,Ardea cinerea,454,96.80
100,Osprey,Pandion haliaetus,294,62.69
101,Sparrowhawk,Accipiter nisus,443,94.46
102,Marsh Harrier,Circus aeruginosus,406,86.57
103,Red Kite,Milvus milvus,434,92.54
104,White-tailed Eagle,Haliaeetus albicilla,114,24.31
105,Buzzard,Buteo buteo,457,97.44
106,Barn Owl,Tyto alba,371,79.10
107,Little Owl,Athene noctua,281,59.91
108,Long-eared Owl,Asio otus,113,24.09
109,Short-eared Owl,Asio flammeus,262,55.86
110,Tawny Owl,Strix aluco,364,77.61
111,Kingfisher,Alcedo atthis,410,87.42
112,Great Spotted Woodpecker,Dendrocopos major,443,94.46
113,Green Woodpecker,Picus viridis,395,84.22
114,Kestrel,Falco tinnunculus,453,96.59
115,Hobby,Falco subbuteo,347,73.99
116,Peregrine,Falco peregrinus,421,89.77
117,Jay,Garrulus glandarius,447,95.31
118,Magpie,Pica pica,460,98.08
119,Jackdaw,Coloeus monedula,459,97.87
120,Rook,Corvus frugilegus,453,96.59
121,Carrion Crow,Corvus corone,460,98.08
122,Hooded Crow,Corvus cornix,193,41.15
123,Raven,Corvus corax,415,88.49
124,Coal Tit,Periparus ater,446,95.10
125,Marsh Tit,Poecile palustris,318,67.80
126,Blue Tit,Cyanistes caeruleus,463,98.72
127,Great Tit,Parus major,461,98.29
128,Bearded Tit,Panurus biarmicus,299,63.75
129,Woodlark,Lullula arborea,210,44.78
130,Skylark,Alauda arvensis,440,93.82
131,Sand Martin,Riparia riparia,426,90.83
132,Swallow,Hirundo rustica,437,93.18
133,House Martin,Delichon urbicum,432,92.11
134,Long-tailed Tit,Aegithalos caudatus,453,96.59
135,Willow Warbler,Phylloscopus trochilus,415,88.49
136,Chiffchaff,Phylloscopus collybita,441,94.03
137,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
138,Reed Warbler,Acrocephalus scirpaceus,399,85.07
139,Blackcap,Sylvia atricapilla,437,93.18
140,Lesser Whitethroat,Curruca curruca,332,70.79
141,Whitethroat,Curruca communis,421,89.77
142,Dartford Warbler,Curruca undata,184,39.23
143,Goldcrest,Regulus regulus,427,91.04
144,Wren,Troglodytes troglodytes,458,97.65
145,Nuthatch,Sitta europaea,431,91.90
146,Treecreeper,Certhia familiaris,420,89.55
147,Starling,Sturnus vulgaris,458,97.65
148,Song Thrush,Turdus philomelos,454,96.80
149,Mistle Thrush,Turdus viscivorus,437,93.18
150,Redwing,Turdus iliacus,443,94.46
151,Blackbird,Turdus merula,462,98.51
152,Fieldfare,Turdus pilaris,422,89.98
153,Spotted Flycatcher,Muscicapa striata,330,70.36
154,Robin,Erithacus rubecula,462,98.51
155,Black Redstart,Phoenicurus ochruros,230,49.04
156,Stonechat,Saxicola rubicola,432,92.11
157,Wheatear,Oenanthe oenanthe,409,87.21
158,Dipper,Cinclus cinclus,289,61.62
159,Tree Sparrow,Passer montanus,328,69.94
160,House Sparrow,Passer domesticus,458,97.65
161,Dunnock,Prunella modularis,462,98.51
162,Yellow Wagtail,Motacilla flava,368,78.46
163,Grey Wagtail,Motacilla cinerea,440,93.82
164,Pied Wagtail,Motacilla alba,460,98.08
165,Meadow Pipit,Anthus pratensis,434,92.54
166,Tree Pipit,Anthus trivialis,307,65.46
167,Rock Pipit,Anthus petrosus,372,79.32
168,Chaffinch,Fringilla coelebs,457,97.44
169,Brambling,Fringilla montifringilla,310,66.10
170,Bullfinch,Pyrrhula pyrrhula,429,91.47
171,Greenfinch,Chloris chloris,453,96.59
172,Linnet,Linaria cannabina,437,93.18
173,Common Redpoll,Acanthis flammea,79,16.84
174,Goldfinch,Carduelis carduelis,454,96.80
175,Siskin,Spinus spinus,414,88.27
176,Corn Bunting,Emberiza calandra,289,61.62
177,Yellowhammer,Emberiza citrinella,407,86.78
178,Reed Bunting,Emberiza schoeniclus,439,93.60