Martin McCallum: Britain Year List 2020 BOU, All records: Top Blockers Record(s) 1 to 259 of 259 total.
Seq.,Species,Scientific Name,Seen By Other Listers,Other Listers (%)
1,Brent Goose,Branta bernicla,317,77.13
2,Canada Goose,Branta canadensis,397,96.59
3,Barnacle Goose,Branta leucopsis,273,66.42
4,Greylag Goose,Anser anser,390,94.89
5,Pink-footed Goose,Anser brachyrhynchus,312,75.91
6,White-fronted Goose,Anser albifrons,253,61.56
7,Mute Swan,Cygnus olor,399,97.08
8,Bewick's Swan,Cygnus columbianus,176,42.82
9,Whooper Swan,Cygnus cygnus,294,71.53
10,Egyptian Goose,Alopochen aegyptiaca,304,73.97
11,Shelduck,Tadorna tadorna,382,92.94
12,Mandarin Duck,Aix galericulata,250,60.83
13,Garganey,Spatula querquedula,179,43.55
14,Shoveler,Spatula clypeata,379,92.21
15,Gadwall,Mareca strepera,381,92.70
16,Wigeon,Mareca penelope,387,94.16
17,Mallard,Anas platyrhynchos,401,97.57
18,Pintail,Anas acuta,340,82.73
19,Teal,Anas crecca,386,93.92
20,Green-winged Teal,Anas carolinensis,89,21.65
21,Red-crested Pochard,Netta rufina,158,38.44
22,Pochard,Aythya ferina,365,88.81
23,Ferruginous Duck,Aythya nyroca,62,15.09
24,Ring-necked Duck,Aythya collaris,147,35.77
25,Tufted Duck,Aythya fuligula,395,96.11
26,Scaup,Aythya marila,247,60.10
27,Eider,Somateria mollissima,253,61.56
28,Velvet Scoter,Melanitta fusca,132,32.12
29,Common Scoter,Melanitta nigra,284,69.10
30,Long-tailed Duck,Clangula hyemalis,221,53.77
31,Goldeneye,Bucephala clangula,345,83.94
32,Smew,Mergellus albellus,189,45.99
33,Goosander,Mergus merganser,348,84.67
34,Red-breasted Merganser,Mergus serrator,266,64.72
35,Red Grouse,Lagopus lagopus,191,46.47
36,Grey Partridge,Perdix perdix,231,56.20
37,Pheasant,Phasianus colchicus,393,95.62
38,Red-legged Partridge,Alectoris rufa,322,78.35
39,Nightjar,Caprimulgus europaeus,157,38.20
40,Swift,Apus apus,352,85.64
41,Cuckoo,Cuculus canorus,273,66.42
42,Rock Dove (Feral Pigeon),Columba livia,307,74.70
43,Stock Dove,Columba oenas,362,88.08
44,Woodpigeon,Columba palumbus,402,97.81
45,Turtle Dove,Streptopelia turtur,137,33.33
46,Collared Dove,Streptopelia decaocto,391,95.13
47,Water Rail,Rallus aquaticus,289,70.32
48,Moorhen,Gallinula chloropus,397,96.59
49,Coot,Fulica atra,396,96.35
50,Crane,Grus grus,175,42.58
51,Little Grebe,Tachybaptus ruficollis,377,91.73
52,Red-necked Grebe,Podiceps grisegena,122,29.68
53,Great Crested Grebe,Podiceps cristatus,378,91.97
54,Slavonian Grebe,Podiceps auritus,184,44.77
55,Black-necked Grebe,Podiceps nigricollis,207,50.36
56,Oystercatcher,Haematopus ostralegus,380,92.46
57,Avocet,Recurvirostra avosetta,313,76.16
58,Grey Plover,Pluvialis squatarola,300,72.99
59,Golden Plover,Pluvialis apricaria,335,81.51
60,Dotterel,Eudromias morinellus,42,10.22
61,Ringed Plover,Charadrius hiaticula,334,81.27
62,Little Ringed Plover,Charadrius dubius,252,61.31
63,Lapwing,Vanellus vanellus,394,95.86
64,Greater Sand Plover,Anarhynchus leschenaultii,16,3.89
65,Eurasian Whimbrel,Numenius phaeopus,237,57.66
66,Curlew,Numenius arquata,374,91.00
67,Bar-tailed Godwit,Limosa lapponica,282,68.61
68,Black-tailed Godwit,Limosa limosa,357,86.86
69,Jack Snipe,Lymnocryptes minimus,155,37.71
70,Woodcock,Scolopax rusticola,245,59.61
71,Snipe,Gallinago gallinago,350,85.16
72,Grey Phalarope,Phalaropus fulicarius,111,27.01
73,Red-necked Phalarope,Phalaropus lobatus,88,21.41
74,Common Sandpiper,Actitis hypoleucos,307,74.70
75,Green Sandpiper,Tringa ochropus,288,70.07
76,Wood Sandpiper,Tringa glareola,188,45.74
77,Redshank,Tringa totanus,372,90.51
78,Lesser Yellowlegs,Tringa flavipes,102,24.82
79,Spotted Redshank,Tringa erythropus,237,57.66
80,Greenshank,Tringa nebularia,304,73.97
81,Turnstone,Arenaria interpres,345,83.94
82,Knot,Calidris canutus,301,73.24
83,Ruff,Calidris pugnax,300,72.99
84,Curlew Sandpiper,Calidris ferruginea,229,55.72
85,Temminck's Stint,Calidris temminckii,45,10.95
86,Buff-breasted Sandpiper,Calidris subruficollis,31,7.54
87,Sanderling,Calidris alba,298,72.51
88,Dunlin,Calidris alpina,357,86.86
89,Purple Sandpiper,Calidris maritima,223,54.26
90,Little Stint,Calidris minuta,194,47.20
91,Pectoral Sandpiper,Calidris melanotos,117,28.47
92,Little Tern,Sternula albifrons,170,41.36
93,Caspian Tern,Hydroprogne caspia,70,17.03
94,White-winged Black Tern,Chlidonias leucopterus,25,6.08
95,Arctic Tern,Sterna paradisaea,167,40.63
96,Common Tern,Sterna hirundo,322,78.35
97,Sandwich Tern,Thalasseus sandvicensis,284,69.10
98,Little Gull,Hydrocoloeus minutus,166,40.39
99,Kittiwake,Rissa tridactyla,270,65.69
100,Black-headed Gull,Chroicocephalus ridibundus,394,95.86
101,Mediterranean Gull,Ichthyaetus melanocephalus,310,75.43
102,Common Gull,Larus canus,367,89.29
103,Caspian Gull,Larus cachinnans,168,40.88
104,Herring Gull,Larus argentatus,389,94.65
105,Yellow-legged Gull,Larus michahellis,192,46.72
106,Great Black-backed Gull,Larus marinus,374,91.00
107,Lesser Black-backed Gull,Larus fuscus,374,91.00
108,Long-tailed Skua,Stercorarius longicaudus,70,17.03
109,Arctic Skua,Stercorarius parasiticus,148,36.01
110,Great Skua,Stercorarius skua,151,36.74
111,Puffin,Fratercula arctica,170,41.36
112,Black Guillemot,Cepphus grylle,96,23.36
113,Razorbill,Alca torda,247,60.10
114,Common Guillemot,Uria aalge,282,68.61
115,Red-throated Diver,Gavia stellata,243,59.12
116,Black-throated Diver,Gavia arctica,143,34.79
117,Great Northern Diver,Gavia immer,231,56.20
118,Fulmar,Fulmarus glacialis,283,68.86
119,Sooty Shearwater,Ardenna grisea,95,23.11
120,Manx Shearwater,Puffinus puffinus,169,41.12
121,Balearic Shearwater,Puffinus mauretanicus,75,18.25
122,Gannet,Morus bassanus,318,77.37
123,Cormorant,Phalacrocorax carbo,393,95.62
124,Shag,Gulosus aristotelis,282,68.61
125,Glossy Ibis,Plegadis falcinellus,115,27.98
126,Spoonbill,Platalea leucorodia,246,59.85
127,Bittern,Botaurus stellaris,164,39.90
128,Little Egret,Egretta garzetta,388,94.40
129,Cattle Egret,Bubulcus ibis,251,61.07
130,Great White Egret,Ardea alba,337,82.00
131,Grey Heron,Ardea cinerea,393,95.62
132,Osprey,Pandion haliaetus,189,45.99
133,Honey-buzzard,Pernis apivorus,63,15.33
134,Sparrowhawk,Accipiter nisus,384,93.43
135,Goshawk,Accipiter gentilis,177,43.07
136,Marsh Harrier,Circus aeruginosus,349,84.91
137,Hen Harrier,Circus cyaneus,236,57.42
138,Red Kite,Milvus milvus,368,89.54
139,Rough-legged Buzzard,Buteo lagopus,133,32.36
140,Buzzard,Buteo buteo,391,95.13
141,Barn Owl,Tyto alba,336,81.75
142,Little Owl,Athene noctua,221,53.77
143,Long-eared Owl,Asio otus,128,31.14
144,Short-eared Owl,Asio flammeus,243,59.12
145,Tawny Owl,Strix aluco,311,75.67
146,Hoopoe,Upupa epops,99,24.09
147,Kingfisher,Alcedo atthis,358,87.10
148,Wryneck,Jynx torquilla,92,22.38
149,Lesser Spotted Woodpecker,Dryobates minor,76,18.49
150,Great Spotted Woodpecker,Dendrocopos major,382,92.94
151,Green Woodpecker,Picus viridis,340,82.73
152,Kestrel,Falco tinnunculus,394,95.86
153,Red-footed Falcon,Falco vespertinus,64,15.57
154,Merlin,Falco columbarius,254,61.80
155,Hobby,Falco subbuteo,278,67.64
156,Peregrine,Falco peregrinus,346,84.18
157,Ring-necked Parakeet,Psittacula krameri,234,56.93
158,Yellow-bellied Flycatcher,Empidonax flaviventris,11,2.68
159,Great Grey Shrike,Lanius excubitor,156,37.96
160,Red-backed Shrike,Lanius collurio,144,35.04
161,Brown Shrike,Lanius cristatus,77,18.73
162,Jay,Garrulus glandarius,376,91.48
163,Magpie,Pica pica,399,97.08
164,Jackdaw,Coloeus monedula,393,95.62
165,Rook,Corvus frugilegus,388,94.40
166,Carrion Crow,Corvus corone,398,96.84
167,Hooded Crow,Corvus cornix,113,27.49
168,Raven,Corvus corax,341,82.97
169,Waxwing,Bombycilla garrulus,147,35.77
170,Coal Tit,Periparus ater,387,94.16
171,Marsh Tit,Poecile palustris,282,68.61
172,Blue Tit,Cyanistes caeruleus,398,96.84
173,Great Tit,Parus major,398,96.84
174,Penduline Tit,Remiz pendulinus,12,2.92
175,Bearded Tit,Panurus biarmicus,210,51.09
176,Woodlark,Lullula arborea,151,36.74
177,Skylark,Alauda arvensis,369,89.78
178,Shore Lark,Eremophila alpestris,93,22.63
179,Sand Martin,Riparia riparia,339,82.48
180,Swallow,Hirundo rustica,368,89.54
181,House Martin,Delichon urbicum,352,85.64
182,Cetti's Warbler,Cettia cetti,313,76.16
183,Long-tailed Tit,Aegithalos caudatus,392,95.38
184,Wood Warbler,Phylloscopus sibilatrix,101,24.57
185,Yellow-browed Warbler,Phylloscopus inornatus,192,46.72
186,Willow Warbler,Phylloscopus trochilus,333,81.02
187,Chiffchaff,Phylloscopus collybita,373,90.75
188,Arctic Warbler,Phylloscopus borealis,9,2.19
189,Sedge Warbler,Acrocephalus schoenobaenus,312,75.91
190,Blyth's Reed Warbler,Acrocephalus dumetorum,86,20.92
191,Reed Warbler,Acrocephalus scirpaceus,301,73.24
192,Icterine Warbler,Hippolais icterina,46,11.19
193,Grasshopper Warbler,Locustella naevia,177,43.07
194,Blackcap,Sylvia atricapilla,356,86.62
195,Garden Warbler,Sylvia borin,260,63.26
196,Barred Warbler,Curruca nisoria,88,21.41
197,Lesser Whitethroat,Curruca curruca,265,64.48
198,Whitethroat,Curruca communis,333,81.02
199,Firecrest,Regulus ignicapilla,205,49.88
200,Goldcrest,Regulus regulus,368,89.54
201,Wren,Troglodytes troglodytes,395,96.11
202,Nuthatch,Sitta europaea,369,89.78
203,Treecreeper,Certhia familiaris,354,86.13
204,Rose-coloured Starling,Pastor roseus,108,26.28
205,Starling,Sturnus vulgaris,397,96.59
206,Siberian Thrush,Geokichla sibirica,9,2.19
207,Song Thrush,Turdus philomelos,389,94.65
208,Mistle Thrush,Turdus viscivorus,369,89.78
209,Redwing,Turdus iliacus,384,93.43
210,Blackbird,Turdus merula,397,96.59
211,Fieldfare,Turdus pilaris,361,87.83
212,Ring Ouzel,Turdus torquatus,167,40.63
213,Black-throated Thrush,Turdus atrogularis,91,22.14
214,Rufous-tailed Scrub Robin,Cercotrichas galactotes,79,19.22
215,Spotted Flycatcher,Muscicapa striata,271,65.94
216,Robin,Erithacus rubecula,398,96.84
217,Bluethroat,Luscinia svecica,14,3.41
218,Red-breasted Flycatcher,Ficedula parva,90,21.90
219,Taiga Flycatcher,Ficedula albicilla,35,8.52
220,Pied Flycatcher,Ficedula hypoleuca,208,50.61
221,Red-flanked Bluetail,Tarsiger cyanurus,105,25.55
222,Black Redstart,Phoenicurus ochruros,191,46.47
223,Redstart,Phoenicurus phoenicurus,247,60.10
224,Whinchat,Saxicola rubetra,251,61.07
225,Stejneger's Stonechat,Saxicola stejnegeri,36,8.76
226,Siberian Stonechat,Saxicola maurus,78,18.98
227,Stonechat,Saxicola rubicola,375,91.24
228,Wheatear,Oenanthe oenanthe,314,76.40
229,Dipper,Cinclus cinclus,229,55.72
230,Tree Sparrow,Passer montanus,267,64.96
231,House Sparrow,Passer domesticus,396,96.35
232,Dunnock,Prunella modularis,394,95.86
233,Yellow Wagtail,Motacilla flava,268,65.21
234,Eastern Yellow Wagtail,Motacilla tschutschensis,132,32.12
235,Grey Wagtail,Motacilla cinerea,359,87.35
236,Pied Wagtail,Motacilla alba,395,96.11
237,Meadow Pipit,Anthus pratensis,373,90.75
238,Tree Pipit,Anthus trivialis,204,49.64
239,Water Pipit,Anthus spinoletta,172,41.85
240,Rock Pipit,Anthus petrosus,290,70.56
241,Chaffinch,Fringilla coelebs,397,96.59
242,Brambling,Fringilla montifringilla,250,60.83
243,Hawfinch,Coccothraustes coccothraustes,190,46.23
244,Bullfinch,Pyrrhula pyrrhula,369,89.78
245,Common Rosefinch,Carpodacus erythrinus,19,4.62
246,Greenfinch,Chloris chloris,377,91.73
247,Twite,Linaria flavirostris,163,39.66
248,Linnet,Linaria cannabina,368,89.54
249,Lesser Redpoll,Acanthis cabaret,263,63.99
250,Common Crossbill,Loxia curvirostra,245,59.61
251,Goldfinch,Carduelis carduelis,393,95.62
252,Siskin,Spinus spinus,339,82.48
253,Lapland Bunting,Calcarius lapponicus,106,25.79
254,Snow Bunting,Plectrophenax nivalis,200,48.66
255,Corn Bunting,Emberiza calandra,216,52.55
256,Yellowhammer,Emberiza citrinella,349,84.91
257,Little Bunting,Emberiza pusilla,63,15.33
258,Reed Bunting,Emberiza schoeniclus,377,91.73
259,Tennessee Warbler,Leiothlypis peregrina,6,1.46