Kim Matts: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 245 of 245 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,Egyptian Goose,Alopochen aegyptiaca,370,78.89
11,Shelduck,Tadorna tadorna,441,94.03
12,Mandarin Duck,Aix galericulata,310,66.10
13,Garganey,Spatula querquedula,282,60.13
14,Shoveler,Spatula clypeata,444,94.67
15,Gadwall,Mareca strepera,442,94.24
16,Wigeon,Mareca penelope,442,94.24
17,American Wigeon,Mareca americana,68,14.50
18,Mallard,Anas platyrhynchos,461,98.29
19,Pintail,Anas acuta,390,83.16
20,Teal,Anas crecca,445,94.88
21,Red-crested Pochard,Netta rufina,170,36.25
22,Pochard,Aythya ferina,426,90.83
23,Ring-necked Duck,Aythya collaris,190,40.51
24,Tufted Duck,Aythya fuligula,457,97.44
25,Scaup,Aythya marila,244,52.03
26,Eider,Somateria mollissima,333,71.00
27,Velvet Scoter,Melanitta fusca,171,36.46
28,Common Scoter,Melanitta nigra,347,73.99
29,Long-tailed Duck,Clangula hyemalis,205,43.71
30,Goldeneye,Bucephala clangula,383,81.66
31,Smew,Mergellus albellus,159,33.90
32,Goosander,Mergus merganser,390,83.16
33,Red-breasted Merganser,Mergus serrator,324,69.08
34,Red Grouse,Lagopus lagopus,209,44.56
35,Black Grouse,Lyrurus tetrix,102,21.75
36,Grey Partridge,Perdix perdix,294,62.69
37,Pheasant,Phasianus colchicus,454,96.80
38,Red-legged Partridge,Alectoris rufa,400,85.29
39,Nightjar,Caprimulgus europaeus,205,43.71
40,Swift,Apus apus,430,91.68
41,Cuckoo,Cuculus canorus,382,81.45
42,Rock Dove (Feral Pigeon),Columba livia,403,85.93
43,Stock Dove,Columba oenas,416,88.70
44,Woodpigeon,Columba palumbus,463,98.72
45,Turtle Dove,Streptopelia turtur,172,36.67
46,Collared Dove,Streptopelia decaocto,453,96.59
47,Water Rail,Rallus aquaticus,353,75.27
48,Moorhen,Gallinula chloropus,458,97.65
49,Coot,Fulica atra,456,97.23
50,Crane,Grus grus,199,42.43
51,Little Grebe,Tachybaptus ruficollis,443,94.46
52,Red-necked Grebe,Podiceps grisegena,141,30.06
53,Great Crested Grebe,Podiceps cristatus,447,95.31
54,Slavonian Grebe,Podiceps auritus,235,50.11
55,Black-necked Grebe,Podiceps nigricollis,255,54.37
56,Stone-curlew,Burhinus oedicnemus,168,35.82
57,Oystercatcher,Haematopus ostralegus,448,95.52
58,Avocet,Recurvirostra avosetta,394,84.01
59,Grey Plover,Pluvialis squatarola,343,73.13
60,Golden Plover,Pluvialis apricaria,389,82.94
61,Pacific Golden Plover,Pluvialis fulva,133,28.36
62,American Golden Plover,Pluvialis dominica,73,15.57
63,Dotterel,Eudromias morinellus,109,23.24
64,Ringed Plover,Charadrius hiaticula,399,85.07
65,Little Ringed Plover,Charadrius dubius,360,76.76
66,Lapwing,Vanellus vanellus,453,96.59
67,White-tailed Plover,Vanellus leucurus,200,42.64
68,Kentish Plover,Anarhynchus alexandrinus,15,3.20
69,Eurasian Whimbrel,Numenius phaeopus,349,74.41
70,Curlew,Numenius arquata,436,92.96
71,Bar-tailed Godwit,Limosa lapponica,368,78.46
72,Black-tailed Godwit,Limosa limosa,411,87.63
73,Jack Snipe,Lymnocryptes minimus,232,49.47
74,Woodcock,Scolopax rusticola,291,62.05
75,Snipe,Gallinago gallinago,413,88.06
76,Common Sandpiper,Actitis hypoleucos,397,84.65
77,Green Sandpiper,Tringa ochropus,351,74.84
78,Wood Sandpiper,Tringa glareola,270,57.57
79,Redshank,Tringa totanus,434,92.54
80,Spotted Redshank,Tringa erythropus,331,70.58
81,Greenshank,Tringa nebularia,382,81.45
82,Turnstone,Arenaria interpres,411,87.63
83,Knot,Calidris canutus,349,74.41
84,Ruff,Calidris pugnax,369,78.68
85,Curlew Sandpiper,Calidris ferruginea,260,55.44
86,Temminck's Stint,Calidris temminckii,89,18.98
87,Long-toed Stint,Calidris subminuta,128,27.29
88,Sanderling,Calidris alba,369,78.68
89,Dunlin,Calidris alpina,418,89.13
90,Purple Sandpiper,Calidris maritima,265,56.50
91,Little Stint,Calidris minuta,290,61.83
92,White-rumped Sandpiper,Calidris fuscicollis,37,7.89
93,Pectoral Sandpiper,Calidris melanotos,177,37.74
94,Semipalmated Sandpiper,Calidris pusilla,38,8.10
95,Little Tern,Sternula albifrons,286,60.98
96,Caspian Tern,Hydroprogne caspia,54,11.51
97,Black Tern,Chlidonias niger,167,35.61
98,Arctic Tern,Sterna paradisaea,290,61.83
99,Common Tern,Sterna hirundo,407,86.78
100,Sandwich Tern,Thalasseus sandvicensis,372,79.32
101,Little Gull,Hydrocoloeus minutus,281,59.91
102,Kittiwake,Rissa tridactyla,382,81.45
103,Bonaparte's Gull,Chroicocephalus philadelphia,107,22.81
104,Black-headed Gull,Chroicocephalus ridibundus,460,98.08
105,Mediterranean Gull,Ichthyaetus melanocephalus,366,78.04
106,Common Gull,Larus canus,418,89.13
107,Caspian Gull,Larus cachinnans,184,39.23
108,Herring Gull,Larus argentatus,457,97.44
109,Yellow-legged Gull,Larus michahellis,226,48.19
110,Great Black-backed Gull,Larus marinus,433,92.32
111,Lesser Black-backed Gull,Larus fuscus,448,95.52
112,American Herring Gull,Larus smithsonianus,51,10.87
113,Iceland Gull,Larus glaucoides,158,33.69
114,Arctic Skua,Stercorarius parasiticus,204,43.50
115,Great Skua,Stercorarius skua,216,46.06
116,Puffin,Fratercula arctica,305,65.03
117,Black Guillemot,Cepphus grylle,206,43.92
118,Razorbill,Alca torda,377,80.38
119,Little Auk,Alle alle,98,20.90
120,Common Guillemot,Uria aalge,387,82.52
121,Red-throated Diver,Gavia stellata,330,70.36
122,Black-throated Diver,Gavia arctica,178,37.95
123,Great Northern Diver,Gavia immer,287,61.19
124,Black-browed Albatross,Thalassarche melanophris,200,42.64
125,Fulmar,Fulmarus glacialis,389,82.94
126,Manx Shearwater,Puffinus puffinus,246,52.45
127,Black Stork,Ciconia nigra,82,17.48
128,White Stork,Ciconia ciconia,64,13.65
129,Gannet,Morus bassanus,405,86.35
130,Cormorant,Phalacrocorax carbo,457,97.44
131,Shag,Gulosus aristotelis,370,78.89
132,Glossy Ibis,Plegadis falcinellus,213,45.42
133,Spoonbill,Platalea leucorodia,335,71.43
134,Bittern,Botaurus stellaris,294,62.69
135,Little Egret,Egretta garzetta,444,94.67
136,Cattle Egret,Bubulcus ibis,300,63.97
137,Great White Egret,Ardea alba,387,82.52
138,Grey Heron,Ardea cinerea,454,96.80
139,Osprey,Pandion haliaetus,294,62.69
140,Honey-buzzard,Pernis apivorus,83,17.70
141,Sparrowhawk,Accipiter nisus,443,94.46
142,Marsh Harrier,Circus aeruginosus,406,86.57
143,Hen Harrier,Circus cyaneus,227,48.40
144,Red Kite,Milvus milvus,434,92.54
145,White-tailed Eagle,Haliaeetus albicilla,114,24.31
146,Buzzard,Buteo buteo,457,97.44
147,Barn Owl,Tyto alba,371,79.10
148,Little Owl,Athene noctua,281,59.91
149,Long-eared Owl,Asio otus,113,24.09
150,Short-eared Owl,Asio flammeus,262,55.86
151,Tawny Owl,Strix aluco,364,77.61
152,Hoopoe,Upupa epops,92,19.62
153,Kingfisher,Alcedo atthis,410,87.42
154,Wryneck,Jynx torquilla,108,23.03
155,Great Spotted Woodpecker,Dendrocopos major,443,94.46
156,Green Woodpecker,Picus viridis,395,84.22
157,Kestrel,Falco tinnunculus,453,96.59
158,Merlin,Falco columbarius,275,58.64
159,Hobby,Falco subbuteo,347,73.99
160,Peregrine,Falco peregrinus,421,89.77
161,Ring-necked Parakeet,Psittacula krameri,290,61.83
162,Jay,Garrulus glandarius,447,95.31
163,Magpie,Pica pica,460,98.08
164,Chough,Pyrrhocorax pyrrhocorax,194,41.36
165,Jackdaw,Coloeus monedula,459,97.87
166,Rook,Corvus frugilegus,453,96.59
167,Carrion Crow,Corvus corone,460,98.08
168,Hooded Crow,Corvus cornix,193,41.15
169,Raven,Corvus corax,415,88.49
170,Coal Tit,Periparus ater,446,95.10
171,Marsh Tit,Poecile palustris,318,67.80
172,Willow Tit,Poecile montanus,179,38.17
173,Blue Tit,Cyanistes caeruleus,463,98.72
174,Great Tit,Parus major,461,98.29
175,Bearded Tit,Panurus biarmicus,299,63.75
176,Woodlark,Lullula arborea,210,44.78
177,Skylark,Alauda arvensis,440,93.82
178,Shore Lark,Eremophila alpestris,122,26.01
179,Sand Martin,Riparia riparia,426,90.83
180,Swallow,Hirundo rustica,437,93.18
181,House Martin,Delichon urbicum,432,92.11
182,Cetti's Warbler,Cettia cetti,387,82.52
183,Long-tailed Tit,Aegithalos caudatus,453,96.59
184,Wood Warbler,Phylloscopus sibilatrix,179,38.17
185,Willow Warbler,Phylloscopus trochilus,415,88.49
186,Chiffchaff,Phylloscopus collybita,441,94.03
187,Green Warbler,Phylloscopus nitidus,91,19.40
188,Great Reed Warbler,Acrocephalus arundinaceus,92,19.62
189,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
190,Reed Warbler,Acrocephalus scirpaceus,399,85.07
191,River Warbler,Locustella fluviatilis,128,27.29
192,Blackcap,Sylvia atricapilla,437,93.18
193,Garden Warbler,Sylvia borin,343,73.13
194,Barred Warbler,Curruca nisoria,63,13.43
195,Lesser Whitethroat,Curruca curruca,332,70.79
196,Eastern Subalpine Warbler,Curruca cantillans,49,10.45
197,Whitethroat,Curruca communis,421,89.77
198,Dartford Warbler,Curruca undata,184,39.23
199,Goldcrest,Regulus regulus,427,91.04
200,Wren,Troglodytes troglodytes,458,97.65
201,Nuthatch,Sitta europaea,431,91.90
202,Treecreeper,Certhia familiaris,420,89.55
203,Northern Mockingbird,Mimus polyglottos,132,28.14
204,Starling,Sturnus vulgaris,458,97.65
205,Song Thrush,Turdus philomelos,454,96.80
206,Mistle Thrush,Turdus viscivorus,437,93.18
207,Redwing,Turdus iliacus,443,94.46
208,Blackbird,Turdus merula,462,98.51
209,Fieldfare,Turdus pilaris,422,89.98
210,Ring Ouzel,Turdus torquatus,261,55.65
211,Spotted Flycatcher,Muscicapa striata,330,70.36
212,Robin,Erithacus rubecula,462,98.51
213,Pied Flycatcher,Ficedula hypoleuca,286,60.98
214,Black Redstart,Phoenicurus ochruros,230,49.04
215,Redstart,Phoenicurus phoenicurus,335,71.43
216,Whinchat,Saxicola rubetra,302,64.39
217,Stonechat,Saxicola rubicola,432,92.11
218,Wheatear,Oenanthe oenanthe,409,87.21
219,Isabelline Wheatear,Oenanthe isabellina,25,5.33
220,Dipper,Cinclus cinclus,289,61.62
221,Tree Sparrow,Passer montanus,328,69.94
222,House Sparrow,Passer domesticus,458,97.65
223,Dunnock,Prunella modularis,462,98.51
224,Yellow Wagtail,Motacilla flava,368,78.46
225,Grey Wagtail,Motacilla cinerea,440,93.82
226,Pied Wagtail,Motacilla alba,460,98.08
227,Meadow Pipit,Anthus pratensis,434,92.54
228,Tree Pipit,Anthus trivialis,307,65.46
229,Water Pipit,Anthus spinoletta,155,33.05
230,Rock Pipit,Anthus petrosus,372,79.32
231,Chaffinch,Fringilla coelebs,457,97.44
232,Brambling,Fringilla montifringilla,310,66.10
233,Hawfinch,Coccothraustes coccothraustes,170,36.25
234,Bullfinch,Pyrrhula pyrrhula,429,91.47
235,Greenfinch,Chloris chloris,453,96.59
236,Linnet,Linaria cannabina,437,93.18
237,Lesser Redpoll,Acanthis cabaret,341,72.71
238,Common Crossbill,Loxia curvirostra,263,56.08
239,Goldfinch,Carduelis carduelis,454,96.80
240,Siskin,Spinus spinus,414,88.27
241,Snow Bunting,Plectrophenax nivalis,254,54.16
242,Corn Bunting,Emberiza calandra,289,61.62
243,Yellowhammer,Emberiza citrinella,407,86.78
244,Little Bunting,Emberiza pusilla,110,23.45
245,Reed Bunting,Emberiza schoeniclus,439,93.60