Samuel Levy: Britain Year List 2019 BOU, All records: Top Blockers Record(s) 1 to 200 of 200 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	White-fronted Goose	Anser albifrons	208	54.74	
5	Mute Swan	Cygnus olor	370	97.37	
6	Bewick's Swan	Cygnus columbianus	186	48.95	
7	Egyptian Goose	Alopochen aegyptiaca	286	75.26	
8	Shelduck	Tadorna tadorna	358	94.21	
9	Mandarin Duck	Aix galericulata	263	69.21	
10	Garganey	Spatula querquedula	255	67.11	
11	Shoveler	Spatula clypeata	358	94.21	
12	Gadwall	Mareca strepera	354	93.16	
13	Wigeon	Mareca penelope	361	95.00	
14	Mallard	Anas platyrhynchos	371	97.63	
15	Pintail	Anas acuta	322	84.74	
16	Teal	Anas crecca	363	95.53	
17	Green-winged Teal	Anas carolinensis	131	34.47	
18	Red-crested Pochard	Netta rufina	195	51.32	
19	Pochard	Aythya ferina	339	89.21	
20	Ring-necked Duck	Aythya collaris	160	42.11	
21	Tufted Duck	Aythya fuligula	362	95.26	
22	Scaup	Aythya marila	225	59.21	
23	Eider	Somateria mollissima	275	72.37	
24	Common Scoter	Melanitta nigra	277	72.89	
25	Long-tailed Duck	Clangula hyemalis	245	64.47	
26	Goldeneye	Bucephala clangula	326	85.79	
27	Goosander	Mergus merganser	327	86.05	
28	Red-breasted Merganser	Mergus serrator	277	72.89	
29	Pheasant	Phasianus colchicus	361	95.00	
30	Red-legged Partridge	Alectoris rufa	324	85.26	
31	Nightjar	Caprimulgus europaeus	147	38.68	
32	Alpine Swift	Tachymarptis melba	9	2.37	
33	Swift	Apus apus	330	86.84	
34	Cuckoo	Cuculus canorus	290	76.32	
35	Rock Dove (Feral Pigeon)	Columba livia	301	79.21	
36	Stock Dove	Columba oenas	337	88.68	
37	Woodpigeon	Columba palumbus	372	97.89	
38	Turtle Dove	Streptopelia turtur	185	48.68	
39	Collared Dove	Streptopelia decaocto	360	94.74	
40	Water Rail	Rallus aquaticus	297	78.16	
41	Moorhen	Gallinula chloropus	366	96.32	
42	Coot	Fulica atra	363	95.53	
43	Little Grebe	Tachybaptus ruficollis	352	92.63	
44	Great Crested Grebe	Podiceps cristatus	358	94.21	
45	Black-necked Grebe	Podiceps nigricollis	234	61.58	
46	Oystercatcher	Haematopus ostralegus	354	93.16	
47	Avocet	Recurvirostra avosetta	320	84.21	
48	Grey Plover	Pluvialis squatarola	289	76.05	
49	Golden Plover	Pluvialis apricaria	314	82.63	
50	Ringed Plover	Charadrius hiaticula	331	87.11	
51	Little Ringed Plover	Charadrius dubius	284	74.74	
52	Lapwing	Vanellus vanellus	360	94.74	
53	Eurasian Whimbrel	Numenius phaeopus	261	68.68	
54	Curlew	Numenius arquata	357	93.95	
55	Bar-tailed Godwit	Limosa lapponica	286	75.26	
56	Black-tailed Godwit	Limosa limosa	341	89.74	
57	Woodcock	Scolopax rusticola	216	56.84	
58	Snipe	Gallinago gallinago	332	87.37	
59	Grey Phalarope	Phalaropus fulicarius	84	22.11	
60	Common Sandpiper	Actitis hypoleucos	301	79.21	
61	Green Sandpiper	Tringa ochropus	282	74.21	
62	Wood Sandpiper	Tringa glareola	220	57.89	
63	Redshank	Tringa totanus	353	92.89	
64	Lesser Yellowlegs	Tringa flavipes	95	25.00	
65	Spotted Redshank	Tringa erythropus	241	63.42	
66	Greenshank	Tringa nebularia	295	77.63	
67	Turnstone	Arenaria interpres	332	87.37	
68	Knot	Calidris canutus	290	76.32	
69	Ruff	Calidris pugnax	302	79.47	
70	Curlew Sandpiper	Calidris ferruginea	193	50.79	
71	Sanderling	Calidris alba	289	76.05	
72	Dunlin	Calidris alpina	344	90.53	
73	Little Stint	Calidris minuta	153	40.26	
74	White-rumped Sandpiper	Calidris fuscicollis	90	23.68	
75	Little Tern	Sternula albifrons	220	57.89	
76	Black Tern	Chlidonias niger	190	50.00	
77	Arctic Tern	Sterna paradisaea	233	61.32	
78	Common Tern	Sterna hirundo	311	81.84	
79	Sandwich Tern	Thalasseus sandvicensis	288	75.79	
80	Little Gull	Hydrocoloeus minutus	221	58.16	
81	Kittiwake	Rissa tridactyla	297	78.16	
82	Black-headed Gull	Chroicocephalus ridibundus	370	97.37	
83	Mediterranean Gull	Ichthyaetus melanocephalus	297	78.16	
84	Common Gull	Larus canus	341	89.74	
85	Caspian Gull	Larus cachinnans	134	35.26	
86	Herring Gull	Larus argentatus	365	96.05	
87	Yellow-legged Gull	Larus michahellis	175	46.05	
88	Great Black-backed Gull	Larus marinus	351	92.37	
89	Lesser Black-backed Gull	Larus fuscus	355	93.42	
90	Arctic Skua	Stercorarius parasiticus	174	45.79	
91	Great Skua	Stercorarius skua	192	50.53	
92	Puffin	Fratercula arctica	219	57.63	
93	Razorbill	Alca torda	276	72.63	
94	Common Guillemot	Uria aalge	300	78.95	
95	Red-throated Diver	Gavia stellata	275	72.37	
96	Great Northern Diver	Gavia immer	228	60.00	
97	Fulmar	Fulmarus glacialis	295	77.63	
98	Manx Shearwater	Puffinus puffinus	198	52.11	
99	White Stork	Ciconia ciconia	28	7.37	
100	Gannet	Morus bassanus	316	83.16	
101	Cormorant	Phalacrocorax carbo	366	96.32	
102	Shag	Gulosus aristotelis	286	75.26	
103	Spoonbill	Platalea leucorodia	260	68.42	
104	Bittern	Botaurus stellaris	212	55.79	
105	Little Egret	Egretta garzetta	357	93.95	
106	Cattle Egret	Bubulcus ibis	242	63.68	
107	Great White Egret	Ardea alba	302	79.47	
108	Grey Heron	Ardea cinerea	363	95.53	
109	Osprey	Pandion haliaetus	239	62.89	
110	Sparrowhawk	Accipiter nisus	348	91.58	
111	Marsh Harrier	Circus aeruginosus	330	86.84	
112	Red Kite	Milvus milvus	343	90.26	
113	Buzzard	Buteo buteo	366	96.32	
114	Barn Owl	Tyto alba	296	77.89	
115	Little Owl	Athene noctua	219	57.63	
116	Short-eared Owl	Asio flammeus	236	62.11	
117	Tawny Owl	Strix aluco	291	76.58	
118	Kingfisher	Alcedo atthis	329	86.58	
119	Lesser Spotted Woodpecker	Dryobates minor	119	31.32	
120	Great Spotted Woodpecker	Dendrocopos major	355	93.42	
121	Green Woodpecker	Picus viridis	314	82.63	
122	Kestrel	Falco tinnunculus	356	93.68	
123	Merlin	Falco columbarius	236	62.11	
124	Hobby	Falco subbuteo	263	69.21	
125	Peregrine	Falco peregrinus	331	87.11	
126	Ring-necked Parakeet	Psittacula krameri	224	58.95	
127	Great Grey Shrike	Lanius excubitor	136	35.79	
128	Jay	Garrulus glandarius	356	93.68	
129	Magpie	Pica pica	369	97.11	
130	Jackdaw	Coloeus monedula	366	96.32	
131	Rook	Corvus frugilegus	362	95.26	
132	Carrion Crow	Corvus corone	370	97.37	
133	Raven	Corvus corax	321	84.47	
134	Coal Tit	Periparus ater	357	93.95	
135	Blue Tit	Cyanistes caeruleus	371	97.63	
136	Great Tit	Parus major	372	97.89	
137	Bearded Tit	Panurus biarmicus	242	63.68	
138	Woodlark	Lullula arborea	162	42.63	
139	Skylark	Alauda arvensis	347	91.32	
140	Sand Martin	Riparia riparia	332	87.37	
141	Swallow	Hirundo rustica	341	89.74	
142	House Martin	Delichon urbicum	334	87.89	
143	Cetti's Warbler	Cettia cetti	299	78.68	
144	Long-tailed Tit	Aegithalos caudatus	360	94.74	
145	Yellow-browed Warbler	Phylloscopus inornatus	174	45.79	
146	Willow Warbler	Phylloscopus trochilus	321	84.47	
147	Chiffchaff	Phylloscopus collybita	343	90.26	
148	Sedge Warbler	Acrocephalus schoenobaenus	318	83.68	
149	Reed Warbler	Acrocephalus scirpaceus	316	83.16	
150	Marsh Warbler	Acrocephalus palustris	51	13.42	
151	Grasshopper Warbler	Locustella naevia	188	49.47	
152	Blackcap	Sylvia atricapilla	338	88.95	
153	Garden Warbler	Sylvia borin	269	70.79	
154	Lesser Whitethroat	Curruca curruca	260	68.42	
155	Whitethroat	Curruca communis	324	85.26	
156	Dartford Warbler	Curruca undata	168	44.21	
157	Firecrest	Regulus ignicapilla	197	51.84	
158	Goldcrest	Regulus regulus	340	89.47	
159	Wren	Troglodytes troglodytes	364	95.79	
160	Nuthatch	Sitta europaea	336	88.42	
161	Treecreeper	Certhia familiaris	335	88.16	
162	Starling	Sturnus vulgaris	369	97.11	
163	Song Thrush	Turdus philomelos	361	95.00	
164	Mistle Thrush	Turdus viscivorus	338	88.95	
165	Redwing	Turdus iliacus	344	90.53	
166	Blackbird	Turdus merula	372	97.89	
167	Fieldfare	Turdus pilaris	331	87.11	
168	Ring Ouzel	Turdus torquatus	212	55.79	
169	Black-throated Thrush	Turdus atrogularis	51	13.42	
170	Spotted Flycatcher	Muscicapa striata	246	64.74	
171	Robin	Erithacus rubecula	366	96.32	
172	Pied Flycatcher	Ficedula hypoleuca	225	59.21	
173	Black Redstart	Phoenicurus ochruros	185	48.68	
174	Redstart	Phoenicurus phoenicurus	258	67.89	
175	Whinchat	Saxicola rubetra	251	66.05	
176	Stonechat	Saxicola rubicola	344	90.53	
177	Wheatear	Oenanthe oenanthe	313	82.37	
178	Dipper	Cinclus cinclus	251	66.05	
179	Tree Sparrow	Passer montanus	281	73.95	
180	House Sparrow	Passer domesticus	368	96.84	
181	Dunnock	Prunella modularis	366	96.32	
182	Yellow Wagtail	Motacilla flava	277	72.89	
183	Grey Wagtail	Motacilla cinerea	340	89.47	
184	Pied Wagtail	Motacilla alba	362	95.26	
185	Meadow Pipit	Anthus pratensis	343	90.26	
186	Tree Pipit	Anthus trivialis	233	61.32	
187	Water Pipit	Anthus spinoletta	206	54.21	
188	Rock Pipit	Anthus petrosus	299	78.68	
189	Chaffinch	Fringilla coelebs	367	96.58	
190	Brambling	Fringilla montifringilla	282	74.21	
191	Bullfinch	Pyrrhula pyrrhula	344	90.53	
192	Greenfinch	Chloris chloris	355	93.42	
193	Linnet	Linaria cannabina	348	91.58	
194	Lesser Redpoll	Acanthis cabaret	261	68.68	
195	Common Crossbill	Loxia curvirostra	240	63.16	
196	Goldfinch	Carduelis carduelis	364	95.79	
197	Siskin	Spinus spinus	328	86.32	
198	Corn Bunting	Emberiza calandra	233	61.32	
199	Yellowhammer	Emberiza citrinella	325	85.53	
200	Reed Bunting	Emberiza schoeniclus	352	92.63