Jonathan Bull: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 190 of 190 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,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,Whooper Swan,Cygnus cygnus,310,66.10
10,Shelduck,Tadorna tadorna,441,94.03
11,Mandarin Duck,Aix galericulata,310,66.10
12,Garganey,Spatula querquedula,282,60.13
13,Shoveler,Spatula clypeata,444,94.67
14,Gadwall,Mareca strepera,442,94.24
15,Wigeon,Mareca penelope,442,94.24
16,Mallard,Anas platyrhynchos,461,98.29
17,Pintail,Anas acuta,390,83.16
18,Teal,Anas crecca,445,94.88
19,Pochard,Aythya ferina,426,90.83
20,Ring-necked Duck,Aythya collaris,190,40.51
21,Tufted Duck,Aythya fuligula,457,97.44
22,Scaup,Aythya marila,244,52.03
23,Eider,Somateria mollissima,333,71.00
24,Common Scoter,Melanitta nigra,347,73.99
25,Long-tailed Duck,Clangula hyemalis,205,43.71
26,Goldeneye,Bucephala clangula,383,81.66
27,Goosander,Mergus merganser,390,83.16
28,Red-breasted Merganser,Mergus serrator,324,69.08
29,Pheasant,Phasianus colchicus,454,96.80
30,Nightjar,Caprimulgus europaeus,205,43.71
31,Swift,Apus apus,430,91.68
32,Cuckoo,Cuculus canorus,382,81.45
33,Rock Dove (Feral Pigeon),Columba livia,403,85.93
34,Stock Dove,Columba oenas,416,88.70
35,Woodpigeon,Columba palumbus,463,98.72
36,Collared Dove,Streptopelia decaocto,453,96.59
37,Water Rail,Rallus aquaticus,353,75.27
38,Moorhen,Gallinula chloropus,458,97.65
39,Coot,Fulica atra,456,97.23
40,Crane,Grus grus,199,42.43
41,Little Grebe,Tachybaptus ruficollis,443,94.46
42,Great Crested Grebe,Podiceps cristatus,447,95.31
43,Black-necked Grebe,Podiceps nigricollis,255,54.37
44,Oystercatcher,Haematopus ostralegus,448,95.52
45,Black-winged Stilt,Himantopus himantopus,82,17.48
46,Avocet,Recurvirostra avosetta,394,84.01
47,Grey Plover,Pluvialis squatarola,343,73.13
48,Golden Plover,Pluvialis apricaria,389,82.94
49,Dotterel,Eudromias morinellus,109,23.24
50,Ringed Plover,Charadrius hiaticula,399,85.07
51,Little Ringed Plover,Charadrius dubius,360,76.76
52,Lapwing,Vanellus vanellus,453,96.59
53,White-tailed Plover,Vanellus leucurus,200,42.64
54,Eurasian Whimbrel,Numenius phaeopus,349,74.41
55,Curlew,Numenius arquata,436,92.96
56,Bar-tailed Godwit,Limosa lapponica,368,78.46
57,Black-tailed Godwit,Limosa limosa,411,87.63
58,Long-billed Dowitcher,Limnodromus scolopaceus,42,8.96
59,Common Sandpiper,Actitis hypoleucos,397,84.65
60,Wood Sandpiper,Tringa glareola,270,57.57
61,Redshank,Tringa totanus,434,92.54
62,Spotted Redshank,Tringa erythropus,331,70.58
63,Greenshank,Tringa nebularia,382,81.45
64,Turnstone,Arenaria interpres,411,87.63
65,Knot,Calidris canutus,349,74.41
66,Curlew Sandpiper,Calidris ferruginea,260,55.44
67,Sanderling,Calidris alba,369,78.68
68,Dunlin,Calidris alpina,418,89.13
69,Purple Sandpiper,Calidris maritima,265,56.50
70,Little Stint,Calidris minuta,290,61.83
71,Little Tern,Sternula albifrons,286,60.98
72,Arctic Tern,Sterna paradisaea,290,61.83
73,Common Tern,Sterna hirundo,407,86.78
74,Sandwich Tern,Thalasseus sandvicensis,372,79.32
75,Kittiwake,Rissa tridactyla,382,81.45
76,Black-headed Gull,Chroicocephalus ridibundus,460,98.08
77,Mediterranean Gull,Ichthyaetus melanocephalus,366,78.04
78,Common Gull,Larus canus,418,89.13
79,Herring Gull,Larus argentatus,457,97.44
80,Yellow-legged Gull,Larus michahellis,226,48.19
81,Great Black-backed Gull,Larus marinus,433,92.32
82,Lesser Black-backed Gull,Larus fuscus,448,95.52
83,Iceland Gull,Larus glaucoides,158,33.69
84,Arctic Skua,Stercorarius parasiticus,204,43.50
85,Puffin,Fratercula arctica,305,65.03
86,Black Guillemot,Cepphus grylle,206,43.92
87,Razorbill,Alca torda,377,80.38
88,Common Guillemot,Uria aalge,387,82.52
89,Red-throated Diver,Gavia stellata,330,70.36
90,Pacific Diver,Gavia pacifica,30,6.40
91,Great Northern Diver,Gavia immer,287,61.19
92,Fulmar,Fulmarus glacialis,389,82.94
93,Manx Shearwater,Puffinus puffinus,246,52.45
94,Gannet,Morus bassanus,405,86.35
95,Cormorant,Phalacrocorax carbo,457,97.44
96,Shag,Gulosus aristotelis,370,78.89
97,Glossy Ibis,Plegadis falcinellus,213,45.42
98,Spoonbill,Platalea leucorodia,335,71.43
99,Bittern,Botaurus stellaris,294,62.69
100,Little Egret,Egretta garzetta,444,94.67
101,Cattle Egret,Bubulcus ibis,300,63.97
102,Great White Egret,Ardea alba,387,82.52
103,Grey Heron,Ardea cinerea,454,96.80
104,Osprey,Pandion haliaetus,294,62.69
105,Sparrowhawk,Accipiter nisus,443,94.46
106,Goshawk,Accipiter gentilis,195,41.58
107,Marsh Harrier,Circus aeruginosus,406,86.57
108,Red Kite,Milvus milvus,434,92.54
109,Buzzard,Buteo buteo,457,97.44
110,Tawny Owl,Strix aluco,364,77.61
111,Hoopoe,Upupa epops,92,19.62
112,Kingfisher,Alcedo atthis,410,87.42
113,Great Spotted Woodpecker,Dendrocopos major,443,94.46
114,Green Woodpecker,Picus viridis,395,84.22
115,Kestrel,Falco tinnunculus,453,96.59
116,Merlin,Falco columbarius,275,58.64
117,Hobby,Falco subbuteo,347,73.99
118,Peregrine,Falco peregrinus,421,89.77
119,Jay,Garrulus glandarius,447,95.31
120,Magpie,Pica pica,460,98.08
121,Chough,Pyrrhocorax pyrrhocorax,194,41.36
122,Jackdaw,Coloeus monedula,459,97.87
123,Rook,Corvus frugilegus,453,96.59
124,Carrion Crow,Corvus corone,460,98.08
125,Raven,Corvus corax,415,88.49
126,Coal Tit,Periparus ater,446,95.10
127,Marsh Tit,Poecile palustris,318,67.80
128,Blue Tit,Cyanistes caeruleus,463,98.72
129,Great Tit,Parus major,461,98.29
130,Bearded Tit,Panurus biarmicus,299,63.75
131,Skylark,Alauda arvensis,440,93.82
132,Sand Martin,Riparia riparia,426,90.83
133,Swallow,Hirundo rustica,437,93.18
134,House Martin,Delichon urbicum,432,92.11
135,Cetti's Warbler,Cettia cetti,387,82.52
136,Long-tailed Tit,Aegithalos caudatus,453,96.59
137,Willow Warbler,Phylloscopus trochilus,415,88.49
138,Chiffchaff,Phylloscopus collybita,441,94.03
139,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
140,Reed Warbler,Acrocephalus scirpaceus,399,85.07
141,River Warbler,Locustella fluviatilis,128,27.29
142,Grasshopper Warbler,Locustella naevia,264,56.29
143,Blackcap,Sylvia atricapilla,437,93.18
144,Garden Warbler,Sylvia borin,343,73.13
145,Whitethroat,Curruca communis,421,89.77
146,Firecrest,Regulus ignicapilla,198,42.22
147,Goldcrest,Regulus regulus,427,91.04
148,Wren,Troglodytes troglodytes,458,97.65
149,Nuthatch,Sitta europaea,431,91.90
150,Treecreeper,Certhia familiaris,420,89.55
151,Starling,Sturnus vulgaris,458,97.65
152,Song Thrush,Turdus philomelos,454,96.80
153,Mistle Thrush,Turdus viscivorus,437,93.18
154,Redwing,Turdus iliacus,443,94.46
155,Blackbird,Turdus merula,462,98.51
156,Fieldfare,Turdus pilaris,422,89.98
157,Ring Ouzel,Turdus torquatus,261,55.65
158,Robin,Erithacus rubecula,462,98.51
159,Bluethroat,Luscinia svecica,83,17.70
160,Pied Flycatcher,Ficedula hypoleuca,286,60.98
161,Black Redstart,Phoenicurus ochruros,230,49.04
162,Redstart,Phoenicurus phoenicurus,335,71.43
163,Whinchat,Saxicola rubetra,302,64.39
164,Stonechat,Saxicola rubicola,432,92.11
165,Wheatear,Oenanthe oenanthe,409,87.21
166,Dipper,Cinclus cinclus,289,61.62
167,Tree Sparrow,Passer montanus,328,69.94
168,House Sparrow,Passer domesticus,458,97.65
169,Dunnock,Prunella modularis,462,98.51
170,Yellow Wagtail,Motacilla flava,368,78.46
171,Grey Wagtail,Motacilla cinerea,440,93.82
172,Pied Wagtail,Motacilla alba,460,98.08
173,Meadow Pipit,Anthus pratensis,434,92.54
174,Tree Pipit,Anthus trivialis,307,65.46
175,Water Pipit,Anthus spinoletta,155,33.05
176,Rock Pipit,Anthus petrosus,372,79.32
177,Chaffinch,Fringilla coelebs,457,97.44
178,Brambling,Fringilla montifringilla,310,66.10
179,Hawfinch,Coccothraustes coccothraustes,170,36.25
180,Bullfinch,Pyrrhula pyrrhula,429,91.47
181,Greenfinch,Chloris chloris,453,96.59
182,Linnet,Linaria cannabina,437,93.18
183,Lesser Redpoll,Acanthis cabaret,341,72.71
184,Goldfinch,Carduelis carduelis,454,96.80
185,Siskin,Spinus spinus,414,88.27
186,Lapland Bunting,Calcarius lapponicus,78,16.63
187,Snow Bunting,Plectrophenax nivalis,254,54.16
188,Corn Bunting,Emberiza calandra,289,61.62
189,Yellowhammer,Emberiza citrinella,407,86.78
190,Reed Bunting,Emberiza schoeniclus,439,93.60