Gary James: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 167 of 167 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,White-fronted Goose,Anser albifrons,238,50.75
5,Mute Swan,Cygnus olor,461,98.29
6,Whooper Swan,Cygnus cygnus,310,66.10
7,Shelduck,Tadorna tadorna,441,94.03
8,Mandarin Duck,Aix galericulata,310,66.10
9,Garganey,Spatula querquedula,282,60.13
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,Long-tailed Duck,Clangula hyemalis,205,43.71
19,Goldeneye,Bucephala clangula,383,81.66
20,Goosander,Mergus merganser,390,83.16
21,Red-breasted Merganser,Mergus serrator,324,69.08
22,Pheasant,Phasianus colchicus,454,96.80
23,Red-legged Partridge,Alectoris rufa,400,85.29
24,Nightjar,Caprimulgus europaeus,205,43.71
25,Swift,Apus apus,430,91.68
26,Cuckoo,Cuculus canorus,382,81.45
27,Rock Dove (Feral Pigeon),Columba livia,403,85.93
28,Stock Dove,Columba oenas,416,88.70
29,Woodpigeon,Columba palumbus,463,98.72
30,Collared Dove,Streptopelia decaocto,453,96.59
31,Water Rail,Rallus aquaticus,353,75.27
32,Moorhen,Gallinula chloropus,458,97.65
33,Coot,Fulica atra,456,97.23
34,Little Grebe,Tachybaptus ruficollis,443,94.46
35,Great Crested Grebe,Podiceps cristatus,447,95.31
36,Slavonian Grebe,Podiceps auritus,235,50.11
37,Black-necked Grebe,Podiceps nigricollis,255,54.37
38,Oystercatcher,Haematopus ostralegus,448,95.52
39,Avocet,Recurvirostra avosetta,394,84.01
40,Golden Plover,Pluvialis apricaria,389,82.94
41,Ringed Plover,Charadrius hiaticula,399,85.07
42,Little Ringed Plover,Charadrius dubius,360,76.76
43,Lapwing,Vanellus vanellus,453,96.59
44,White-tailed Plover,Vanellus leucurus,200,42.64
45,Curlew,Numenius arquata,436,92.96
46,Black-tailed Godwit,Limosa limosa,411,87.63
47,Woodcock,Scolopax rusticola,291,62.05
48,Snipe,Gallinago gallinago,413,88.06
49,Common Sandpiper,Actitis hypoleucos,397,84.65
50,Green Sandpiper,Tringa ochropus,351,74.84
51,Wood Sandpiper,Tringa glareola,270,57.57
52,Redshank,Tringa totanus,434,92.54
53,Spotted Redshank,Tringa erythropus,331,70.58
54,Greenshank,Tringa nebularia,382,81.45
55,Turnstone,Arenaria interpres,411,87.63
56,Ruff,Calidris pugnax,369,78.68
57,Long-toed Stint,Calidris subminuta,128,27.29
58,Sanderling,Calidris alba,369,78.68
59,Dunlin,Calidris alpina,418,89.13
60,Little Stint,Calidris minuta,290,61.83
61,Common Tern,Sterna hirundo,407,86.78
62,Sandwich Tern,Thalasseus sandvicensis,372,79.32
63,Little Gull,Hydrocoloeus minutus,281,59.91
64,Kittiwake,Rissa tridactyla,382,81.45
65,Black-headed Gull,Chroicocephalus ridibundus,460,98.08
66,Common Gull,Larus canus,418,89.13
67,Caspian Gull,Larus cachinnans,184,39.23
68,Herring Gull,Larus argentatus,457,97.44
69,Yellow-legged Gull,Larus michahellis,226,48.19
70,Great Black-backed Gull,Larus marinus,433,92.32
71,Lesser Black-backed Gull,Larus fuscus,448,95.52
72,Long-tailed Skua,Stercorarius longicaudus,87,18.55
73,Puffin,Fratercula arctica,305,65.03
74,Black Guillemot,Cepphus grylle,206,43.92
75,Razorbill,Alca torda,377,80.38
76,Common Guillemot,Uria aalge,387,82.52
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,Glossy Ibis,Plegadis falcinellus,213,45.42
82,Spoonbill,Platalea leucorodia,335,71.43
83,Bittern,Botaurus stellaris,294,62.69
84,Little Egret,Egretta garzetta,444,94.67
85,Cattle Egret,Bubulcus ibis,300,63.97
86,Great White Egret,Ardea alba,387,82.52
87,Grey Heron,Ardea cinerea,454,96.80
88,Golden Eagle,Aquila chrysaetos,81,17.27
89,Sparrowhawk,Accipiter nisus,443,94.46
90,Goshawk,Accipiter gentilis,195,41.58
91,Marsh Harrier,Circus aeruginosus,406,86.57
92,Red Kite,Milvus milvus,434,92.54
93,Buzzard,Buteo buteo,457,97.44
94,Barn Owl,Tyto alba,371,79.10
95,Little Owl,Athene noctua,281,59.91
96,Tawny Owl,Strix aluco,364,77.61
97,Kingfisher,Alcedo atthis,410,87.42
98,Great Spotted Woodpecker,Dendrocopos major,443,94.46
99,Green Woodpecker,Picus viridis,395,84.22
100,Kestrel,Falco tinnunculus,453,96.59
101,Peregrine,Falco peregrinus,421,89.77
102,Ring-necked Parakeet,Psittacula krameri,290,61.83
103,Jay,Garrulus glandarius,447,95.31
104,Magpie,Pica pica,460,98.08
105,Jackdaw,Coloeus monedula,459,97.87
106,Rook,Corvus frugilegus,453,96.59
107,Carrion Crow,Corvus corone,460,98.08
108,Hooded Crow,Corvus cornix,193,41.15
109,Raven,Corvus corax,415,88.49
110,Coal Tit,Periparus ater,446,95.10
111,Crested Tit,Lophophanes cristatus,63,13.43
112,Blue Tit,Cyanistes caeruleus,463,98.72
113,Great Tit,Parus major,461,98.29
114,Bearded Tit,Panurus biarmicus,299,63.75
115,Skylark,Alauda arvensis,440,93.82
116,Sand Martin,Riparia riparia,426,90.83
117,Swallow,Hirundo rustica,437,93.18
118,House Martin,Delichon urbicum,432,92.11
119,Cetti's Warbler,Cettia cetti,387,82.52
120,Long-tailed Tit,Aegithalos caudatus,453,96.59
121,Willow Warbler,Phylloscopus trochilus,415,88.49
122,Chiffchaff,Phylloscopus collybita,441,94.03
123,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
124,Reed Warbler,Acrocephalus scirpaceus,399,85.07
125,Blackcap,Sylvia atricapilla,437,93.18
126,Garden Warbler,Sylvia borin,343,73.13
127,Lesser Whitethroat,Curruca curruca,332,70.79
128,Whitethroat,Curruca communis,421,89.77
129,Goldcrest,Regulus regulus,427,91.04
130,Wren,Troglodytes troglodytes,458,97.65
131,Nuthatch,Sitta europaea,431,91.90
132,Treecreeper,Certhia familiaris,420,89.55
133,Starling,Sturnus vulgaris,458,97.65
134,Song Thrush,Turdus philomelos,454,96.80
135,Mistle Thrush,Turdus viscivorus,437,93.18
136,Redwing,Turdus iliacus,443,94.46
137,Blackbird,Turdus merula,462,98.51
138,Fieldfare,Turdus pilaris,422,89.98
139,Ring Ouzel,Turdus torquatus,261,55.65
140,Spotted Flycatcher,Muscicapa striata,330,70.36
141,Robin,Erithacus rubecula,462,98.51
142,Pied Flycatcher,Ficedula hypoleuca,286,60.98
143,Black Redstart,Phoenicurus ochruros,230,49.04
144,Stonechat,Saxicola rubicola,432,92.11
145,Wheatear,Oenanthe oenanthe,409,87.21
146,Dipper,Cinclus cinclus,289,61.62
147,Tree Sparrow,Passer montanus,328,69.94
148,House Sparrow,Passer domesticus,458,97.65
149,Dunnock,Prunella modularis,462,98.51
150,Yellow Wagtail,Motacilla flava,368,78.46
151,Grey Wagtail,Motacilla cinerea,440,93.82
152,Pied Wagtail,Motacilla alba,460,98.08
153,Meadow Pipit,Anthus pratensis,434,92.54
154,Tree Pipit,Anthus trivialis,307,65.46
155,Rock Pipit,Anthus petrosus,372,79.32
156,Chaffinch,Fringilla coelebs,457,97.44
157,Brambling,Fringilla montifringilla,310,66.10
158,Bullfinch,Pyrrhula pyrrhula,429,91.47
159,Greenfinch,Chloris chloris,453,96.59
160,Twite,Linaria flavirostris,178,37.95
161,Linnet,Linaria cannabina,437,93.18
162,Lesser Redpoll,Acanthis cabaret,341,72.71
163,Common Crossbill,Loxia curvirostra,263,56.08
164,Goldfinch,Carduelis carduelis,454,96.80
165,Siskin,Spinus spinus,414,88.27
166,Yellowhammer,Emberiza citrinella,407,86.78
167,Reed Bunting,Emberiza schoeniclus,439,93.60