Sam Lambert: Britain Year List 2019 BOU, All records: Top Blockers Record(s) 1 to 118 of 118 total.
Seq.	Species	Scientific Name	Seen By Other Listers	Other Listers (%)	
1	Brent Goose	Branta bernicla	294	77.37	
2	Canada Goose	Branta canadensis	365	96.05	
3	Greylag Goose	Anser anser	361	95.00	
4	Mute Swan	Cygnus olor	370	97.37	
5	Shelduck	Tadorna tadorna	358	94.21	
6	Mandarin Duck	Aix galericulata	263	69.21	
7	Shoveler	Spatula clypeata	358	94.21	
8	Gadwall	Mareca strepera	354	93.16	
9	Wigeon	Mareca penelope	361	95.00	
10	Mallard	Anas platyrhynchos	371	97.63	
11	Teal	Anas crecca	363	95.53	
12	Pochard	Aythya ferina	339	89.21	
13	Tufted Duck	Aythya fuligula	362	95.26	
14	Scaup	Aythya marila	225	59.21	
15	Common Scoter	Melanitta nigra	277	72.89	
16	Pheasant	Phasianus colchicus	361	95.00	
17	Red-legged Partridge	Alectoris rufa	324	85.26	
18	Swift	Apus apus	330	86.84	
19	Rock Dove (Feral Pigeon)	Columba livia	301	79.21	
20	Stock Dove	Columba oenas	337	88.68	
21	Woodpigeon	Columba palumbus	372	97.89	
22	Collared Dove	Streptopelia decaocto	360	94.74	
23	Moorhen	Gallinula chloropus	366	96.32	
24	Coot	Fulica atra	363	95.53	
25	Little Grebe	Tachybaptus ruficollis	352	92.63	
26	Great Crested Grebe	Podiceps cristatus	358	94.21	
27	Oystercatcher	Haematopus ostralegus	354	93.16	
28	Little Ringed Plover	Charadrius dubius	284	74.74	
29	Lapwing	Vanellus vanellus	360	94.74	
30	Eurasian Whimbrel	Numenius phaeopus	261	68.68	
31	Curlew	Numenius arquata	357	93.95	
32	Bar-tailed Godwit	Limosa lapponica	286	75.26	
33	Black-tailed Godwit	Limosa limosa	341	89.74	
34	Long-billed Dowitcher	Limnodromus scolopaceus	138	36.32	
35	Snipe	Gallinago gallinago	332	87.37	
36	Common Sandpiper	Actitis hypoleucos	301	79.21	
37	Green Sandpiper	Tringa ochropus	282	74.21	
38	Redshank	Tringa totanus	353	92.89	
39	Greenshank	Tringa nebularia	295	77.63	
40	Ruff	Calidris pugnax	302	79.47	
41	Curlew Sandpiper	Calidris ferruginea	193	50.79	
42	Dunlin	Calidris alpina	344	90.53	
43	Common Tern	Sterna hirundo	311	81.84	
44	Sandwich Tern	Thalasseus sandvicensis	288	75.79	
45	Black-headed Gull	Chroicocephalus ridibundus	370	97.37	
46	Mediterranean Gull	Ichthyaetus melanocephalus	297	78.16	
47	Common Gull	Larus canus	341	89.74	
48	Herring Gull	Larus argentatus	365	96.05	
49	Great Black-backed Gull	Larus marinus	351	92.37	
50	Lesser Black-backed Gull	Larus fuscus	355	93.42	
51	Razorbill	Alca torda	276	72.63	
52	Common Guillemot	Uria aalge	300	78.95	
53	Fulmar	Fulmarus glacialis	295	77.63	
54	Cormorant	Phalacrocorax carbo	366	96.32	
55	Little Egret	Egretta garzetta	357	93.95	
56	Great White Egret	Ardea alba	302	79.47	
57	Grey Heron	Ardea cinerea	363	95.53	
58	Sparrowhawk	Accipiter nisus	348	91.58	
59	Marsh Harrier	Circus aeruginosus	330	86.84	
60	Hen Harrier	Circus cyaneus	219	57.63	
61	Buzzard	Buteo buteo	366	96.32	
62	Kingfisher	Alcedo atthis	329	86.58	
63	Great Spotted Woodpecker	Dendrocopos major	355	93.42	
64	Green Woodpecker	Picus viridis	314	82.63	
65	Kestrel	Falco tinnunculus	356	93.68	
66	Hobby	Falco subbuteo	263	69.21	
67	Ring-necked Parakeet	Psittacula krameri	224	58.95	
68	Jay	Garrulus glandarius	356	93.68	
69	Magpie	Pica pica	369	97.11	
70	Jackdaw	Coloeus monedula	366	96.32	
71	Rook	Corvus frugilegus	362	95.26	
72	Carrion Crow	Corvus corone	370	97.37	
73	Raven	Corvus corax	321	84.47	
74	Coal Tit	Periparus ater	357	93.95	
75	Marsh Tit	Poecile palustris	286	75.26	
76	Blue Tit	Cyanistes caeruleus	371	97.63	
77	Great Tit	Parus major	372	97.89	
78	Skylark	Alauda arvensis	347	91.32	
79	Sand Martin	Riparia riparia	332	87.37	
80	Swallow	Hirundo rustica	341	89.74	
81	House Martin	Delichon urbicum	334	87.89	
82	Cetti's Warbler	Cettia cetti	299	78.68	
83	Long-tailed Tit	Aegithalos caudatus	360	94.74	
84	Willow Warbler	Phylloscopus trochilus	321	84.47	
85	Chiffchaff	Phylloscopus collybita	343	90.26	
86	Sedge Warbler	Acrocephalus schoenobaenus	318	83.68	
87	Reed Warbler	Acrocephalus scirpaceus	316	83.16	
88	Blackcap	Sylvia atricapilla	338	88.95	
89	Garden Warbler	Sylvia borin	269	70.79	
90	Lesser Whitethroat	Curruca curruca	260	68.42	
91	Whitethroat	Curruca communis	324	85.26	
92	Dartford Warbler	Curruca undata	168	44.21	
93	Goldcrest	Regulus regulus	340	89.47	
94	Wren	Troglodytes troglodytes	364	95.79	
95	Nuthatch	Sitta europaea	336	88.42	
96	Starling	Sturnus vulgaris	369	97.11	
97	Song Thrush	Turdus philomelos	361	95.00	
98	Mistle Thrush	Turdus viscivorus	338	88.95	
99	Blackbird	Turdus merula	372	97.89	
100	Spotted Flycatcher	Muscicapa striata	246	64.74	
101	Robin	Erithacus rubecula	366	96.32	
102	Stonechat	Saxicola rubicola	344	90.53	
103	Wheatear	Oenanthe oenanthe	313	82.37	
104	Dipper	Cinclus cinclus	251	66.05	
105	House Sparrow	Passer domesticus	368	96.84	
106	Dunnock	Prunella modularis	366	96.32	
107	Yellow Wagtail	Motacilla flava	277	72.89	
108	Grey Wagtail	Motacilla cinerea	340	89.47	
109	Pied Wagtail	Motacilla alba	362	95.26	
110	Meadow Pipit	Anthus pratensis	343	90.26	
111	Rock Pipit	Anthus petrosus	299	78.68	
112	Chaffinch	Fringilla coelebs	367	96.58	
113	Greenfinch	Chloris chloris	355	93.42	
114	Linnet	Linaria cannabina	348	91.58	
115	Goldfinch	Carduelis carduelis	364	95.79	
116	Siskin	Spinus spinus	328	86.32	
117	Cirl Bunting	Emberiza cirlus	82	21.58	
118	Reed Bunting	Emberiza schoeniclus	352	92.63