Simon Knight: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 219 of 219 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,Whooper Swan,Cygnus cygnus,310,66.10
9,Egyptian Goose,Alopochen aegyptiaca,370,78.89
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,Tufted Duck,Aythya fuligula,457,97.44
21,Eider,Somateria mollissima,333,71.00
22,Velvet Scoter,Melanitta fusca,171,36.46
23,Common Scoter,Melanitta nigra,347,73.99
24,Long-tailed Duck,Clangula hyemalis,205,43.71
25,Goldeneye,Bucephala clangula,383,81.66
26,Goosander,Mergus merganser,390,83.16
27,Red-breasted Merganser,Mergus serrator,324,69.08
28,Red Grouse,Lagopus lagopus,209,44.56
29,Black Grouse,Lyrurus tetrix,102,21.75
30,Grey Partridge,Perdix perdix,294,62.69
31,Pheasant,Phasianus colchicus,454,96.80
32,Red-legged Partridge,Alectoris rufa,400,85.29
33,Swift,Apus apus,430,91.68
34,Cuckoo,Cuculus canorus,382,81.45
35,Rock Dove (Feral Pigeon),Columba livia,403,85.93
36,Stock Dove,Columba oenas,416,88.70
37,Woodpigeon,Columba palumbus,463,98.72
38,Collared Dove,Streptopelia decaocto,453,96.59
39,Water Rail,Rallus aquaticus,353,75.27
40,Moorhen,Gallinula chloropus,458,97.65
41,Coot,Fulica atra,456,97.23
42,Crane,Grus grus,199,42.43
43,Little Grebe,Tachybaptus ruficollis,443,94.46
44,Pied-billed Grebe,Podilymbus podiceps,21,4.48
45,Great Crested Grebe,Podiceps cristatus,447,95.31
46,Slavonian Grebe,Podiceps auritus,235,50.11
47,Stone-curlew,Burhinus oedicnemus,168,35.82
48,Oystercatcher,Haematopus ostralegus,448,95.52
49,Avocet,Recurvirostra avosetta,394,84.01
50,Grey Plover,Pluvialis squatarola,343,73.13
51,Golden Plover,Pluvialis apricaria,389,82.94
52,American Golden Plover,Pluvialis dominica,73,15.57
53,Dotterel,Eudromias morinellus,109,23.24
54,Ringed Plover,Charadrius hiaticula,399,85.07
55,Lapwing,Vanellus vanellus,453,96.59
56,White-tailed Plover,Vanellus leucurus,200,42.64
57,Eurasian Whimbrel,Numenius phaeopus,349,74.41
58,Curlew,Numenius arquata,436,92.96
59,Bar-tailed Godwit,Limosa lapponica,368,78.46
60,Black-tailed Godwit,Limosa limosa,411,87.63
61,Long-billed Dowitcher,Limnodromus scolopaceus,42,8.96
62,Jack Snipe,Lymnocryptes minimus,232,49.47
63,Snipe,Gallinago gallinago,413,88.06
64,Wilson's Phalarope,Phalaropus tricolor,42,8.96
65,Red-necked Phalarope,Phalaropus lobatus,65,13.86
66,Common Sandpiper,Actitis hypoleucos,397,84.65
67,Spotted Sandpiper,Actitis macularius,25,5.33
68,Green Sandpiper,Tringa ochropus,351,74.84
69,Wood Sandpiper,Tringa glareola,270,57.57
70,Redshank,Tringa totanus,434,92.54
71,Spotted Redshank,Tringa erythropus,331,70.58
72,Greenshank,Tringa nebularia,382,81.45
73,Turnstone,Arenaria interpres,411,87.63
74,Knot,Calidris canutus,349,74.41
75,Ruff,Calidris pugnax,369,78.68
76,Curlew Sandpiper,Calidris ferruginea,260,55.44
77,Sanderling,Calidris alba,369,78.68
78,Dunlin,Calidris alpina,418,89.13
79,Purple Sandpiper,Calidris maritima,265,56.50
80,Little Stint,Calidris minuta,290,61.83
81,Pectoral Sandpiper,Calidris melanotos,177,37.74
82,Little Tern,Sternula albifrons,286,60.98
83,Arctic Tern,Sterna paradisaea,290,61.83
84,Common Tern,Sterna hirundo,407,86.78
85,Roseate Tern,Sterna dougallii,143,30.49
86,Sandwich Tern,Thalasseus sandvicensis,372,79.32
87,Elegant Tern,Thalasseus elegans,84,17.91
88,Little Gull,Hydrocoloeus minutus,281,59.91
89,Kittiwake,Rissa tridactyla,382,81.45
90,Black-headed Gull,Chroicocephalus ridibundus,460,98.08
91,Mediterranean Gull,Ichthyaetus melanocephalus,366,78.04
92,Common Gull,Larus canus,418,89.13
93,Herring Gull,Larus argentatus,457,97.44
94,Yellow-legged Gull,Larus michahellis,226,48.19
95,Great Black-backed Gull,Larus marinus,433,92.32
96,Lesser Black-backed Gull,Larus fuscus,448,95.52
97,Great Skua,Stercorarius skua,216,46.06
98,Puffin,Fratercula arctica,305,65.03
99,Black Guillemot,Cepphus grylle,206,43.92
100,Razorbill,Alca torda,377,80.38
101,Common Guillemot,Uria aalge,387,82.52
102,Red-throated Diver,Gavia stellata,330,70.36
103,Black-browed Albatross,Thalassarche melanophris,200,42.64
104,Fulmar,Fulmarus glacialis,389,82.94
105,Manx Shearwater,Puffinus puffinus,246,52.45
106,Gannet,Morus bassanus,405,86.35
107,Cormorant,Phalacrocorax carbo,457,97.44
108,Shag,Gulosus aristotelis,370,78.89
109,Glossy Ibis,Plegadis falcinellus,213,45.42
110,Spoonbill,Platalea leucorodia,335,71.43
111,Little Egret,Egretta garzetta,444,94.67
112,Cattle Egret,Bubulcus ibis,300,63.97
113,Great White Egret,Ardea alba,387,82.52
114,Grey Heron,Ardea cinerea,454,96.80
115,Osprey,Pandion haliaetus,294,62.69
116,Sparrowhawk,Accipiter nisus,443,94.46
117,Marsh Harrier,Circus aeruginosus,406,86.57
118,Hen Harrier,Circus cyaneus,227,48.40
119,Red Kite,Milvus milvus,434,92.54
120,Buzzard,Buteo buteo,457,97.44
121,Barn Owl,Tyto alba,371,79.10
122,Little Owl,Athene noctua,281,59.91
123,Short-eared Owl,Asio flammeus,262,55.86
124,Tawny Owl,Strix aluco,364,77.61
125,Hoopoe,Upupa epops,92,19.62
126,Kingfisher,Alcedo atthis,410,87.42
127,Belted Kingfisher,Megaceryle alcyon,93,19.83
128,Great Spotted Woodpecker,Dendrocopos major,443,94.46
129,Green Woodpecker,Picus viridis,395,84.22
130,Kestrel,Falco tinnunculus,453,96.59
131,Hobby,Falco subbuteo,347,73.99
132,Peregrine,Falco peregrinus,421,89.77
133,Ring-necked Parakeet,Psittacula krameri,290,61.83
134,Great Grey Shrike,Lanius excubitor,67,14.29
135,Red-backed Shrike,Lanius collurio,122,26.01
136,Jay,Garrulus glandarius,447,95.31
137,Magpie,Pica pica,460,98.08
138,Chough,Pyrrhocorax pyrrhocorax,194,41.36
139,Jackdaw,Coloeus monedula,459,97.87
140,Rook,Corvus frugilegus,453,96.59
141,Carrion Crow,Corvus corone,460,98.08
142,Hooded Crow,Corvus cornix,193,41.15
143,Raven,Corvus corax,415,88.49
144,Coal Tit,Periparus ater,446,95.10
145,Crested Tit,Lophophanes cristatus,63,13.43
146,Blue Tit,Cyanistes caeruleus,463,98.72
147,Great Tit,Parus major,461,98.29
148,Bearded Tit,Panurus biarmicus,299,63.75
149,Woodlark,Lullula arborea,210,44.78
150,Skylark,Alauda arvensis,440,93.82
151,Sand Martin,Riparia riparia,426,90.83
152,Swallow,Hirundo rustica,437,93.18
153,House Martin,Delichon urbicum,432,92.11
154,Red-rumped Swallow,Cecropis daurica,23,4.90
155,Cetti's Warbler,Cettia cetti,387,82.52
156,Long-tailed Tit,Aegithalos caudatus,453,96.59
157,Wood Warbler,Phylloscopus sibilatrix,179,38.17
158,Yellow-browed Warbler,Phylloscopus inornatus,128,27.29
159,Dusky Warbler,Phylloscopus fuscatus,60,12.79
160,Willow Warbler,Phylloscopus trochilus,415,88.49
161,Chiffchaff,Phylloscopus collybita,441,94.03
162,Green Warbler,Phylloscopus nitidus,91,19.40
163,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
164,Reed Warbler,Acrocephalus scirpaceus,399,85.07
165,Grasshopper Warbler,Locustella naevia,264,56.29
166,Blackcap,Sylvia atricapilla,437,93.18
167,Garden Warbler,Sylvia borin,343,73.13
168,Lesser Whitethroat,Curruca curruca,332,70.79
169,Whitethroat,Curruca communis,421,89.77
170,Goldcrest,Regulus regulus,427,91.04
171,Wren,Troglodytes troglodytes,458,97.65
172,Nuthatch,Sitta europaea,431,91.90
173,Treecreeper,Certhia familiaris,420,89.55
174,Northern Mockingbird,Mimus polyglottos,132,28.14
175,Starling,Sturnus vulgaris,458,97.65
176,Song Thrush,Turdus philomelos,454,96.80
177,Mistle Thrush,Turdus viscivorus,437,93.18
178,Redwing,Turdus iliacus,443,94.46
179,Blackbird,Turdus merula,462,98.51
180,Fieldfare,Turdus pilaris,422,89.98
181,Ring Ouzel,Turdus torquatus,261,55.65
182,Spotted Flycatcher,Muscicapa striata,330,70.36
183,Robin,Erithacus rubecula,462,98.51
184,Nightingale,Luscinia megarhynchos,158,33.69
185,Bluethroat,Luscinia svecica,83,17.70
186,Red-breasted Flycatcher,Ficedula parva,68,14.50
187,Taiga Flycatcher,Ficedula albicilla,47,10.02
188,Pied Flycatcher,Ficedula hypoleuca,286,60.98
189,Red-flanked Bluetail,Tarsiger cyanurus,52,11.09
190,Black Redstart,Phoenicurus ochruros,230,49.04
191,Redstart,Phoenicurus phoenicurus,335,71.43
192,Whinchat,Saxicola rubetra,302,64.39
193,Stonechat,Saxicola rubicola,432,92.11
194,Wheatear,Oenanthe oenanthe,409,87.21
195,Dipper,Cinclus cinclus,289,61.62
196,Tree Sparrow,Passer montanus,328,69.94
197,House Sparrow,Passer domesticus,458,97.65
198,Dunnock,Prunella modularis,462,98.51
199,Yellow Wagtail,Motacilla flava,368,78.46
200,Grey Wagtail,Motacilla cinerea,440,93.82
201,Pied Wagtail,Motacilla alba,460,98.08
202,Meadow Pipit,Anthus pratensis,434,92.54
203,Tree Pipit,Anthus trivialis,307,65.46
204,Water Pipit,Anthus spinoletta,155,33.05
205,Rock Pipit,Anthus petrosus,372,79.32
206,Chaffinch,Fringilla coelebs,457,97.44
207,Bullfinch,Pyrrhula pyrrhula,429,91.47
208,Greenfinch,Chloris chloris,453,96.59
209,Linnet,Linaria cannabina,437,93.18
210,Lesser Redpoll,Acanthis cabaret,341,72.71
211,Common Crossbill,Loxia curvirostra,263,56.08
212,Goldfinch,Carduelis carduelis,454,96.80
213,Serin,Serinus serinus,27,5.76
214,Siskin,Spinus spinus,414,88.27
215,Snow Bunting,Plectrophenax nivalis,254,54.16
216,Corn Bunting,Emberiza calandra,289,61.62
217,Yellowhammer,Emberiza citrinella,407,86.78
218,Rustic Bunting,Emberiza rustica,54,11.51
219,Reed Bunting,Emberiza schoeniclus,439,93.60