David Nickeas: Britain Life List BOU, Patchwork Challenge: Top Blockers Record(s) 1 to 92 of 92 total.
Seq.	Species	Scientific Name	Seen By Other Listers	Other Listers (%)	
1	Canada Goose	Branta canadensis	9	90.00	
2	Greylag Goose	Anser anser	8	80.00	
3	Pink-footed Goose	Anser brachyrhynchus	5	50.00	
4	Mute Swan	Cygnus olor	9	90.00	
5	Whooper Swan	Cygnus cygnus	4	40.00	
6	Shelduck	Tadorna tadorna	6	60.00	
7	Garganey	Spatula querquedula	1	10.00	
8	Gadwall	Mareca strepera	4	40.00	
9	Mallard	Anas platyrhynchos	10	100.00	
10	Teal	Anas crecca	8	80.00	
11	Tufted Duck	Aythya fuligula	8	80.00	
12	Pheasant	Phasianus colchicus	10	100.00	
13	Red-legged Partridge	Alectoris rufa	5	50.00	
14	Swift	Apus apus	10	100.00	
15	Rock Dove (Feral Pigeon)	Columba livia	6	60.00	
16	Woodpigeon	Columba palumbus	10	100.00	
17	Moorhen	Gallinula chloropus	10	100.00	
18	Coot	Fulica atra	6	60.00	
19	Little Grebe	Tachybaptus ruficollis	6	60.00	
20	Oystercatcher	Haematopus ostralegus	7	70.00	
21	Lapwing	Vanellus vanellus	9	90.00	
22	Curlew	Numenius arquata	7	70.00	
23	Black-headed Gull	Chroicocephalus ridibundus	10	100.00	
24	Herring Gull	Larus argentatus	10	100.00	
25	Lesser Black-backed Gull	Larus fuscus	10	100.00	
26	Cormorant	Phalacrocorax carbo	10	100.00	
27	Little Egret	Egretta garzetta	8	80.00	
28	Grey Heron	Ardea cinerea	10	100.00	
29	Osprey	Pandion haliaetus	2	20.00	
30	Sparrowhawk	Accipiter nisus	10	100.00	
31	Marsh Harrier	Circus aeruginosus	5	50.00	
32	Buzzard	Buteo buteo	10	100.00	
33	Barn Owl	Tyto alba	7	70.00	
34	Little Owl	Athene noctua	4	40.00	
35	Kingfisher	Alcedo atthis	6	60.00	
36	Great Spotted Woodpecker	Dendrocopos major	10	100.00	
37	Kestrel	Falco tinnunculus	9	90.00	
38	Hobby	Falco subbuteo	6	60.00	
39	Peregrine	Falco peregrinus	8	80.00	
40	Jay	Garrulus glandarius	10	100.00	
41	Magpie	Pica pica	10	100.00	
42	Jackdaw	Coloeus monedula	10	100.00	
43	Rook	Corvus frugilegus	9	90.00	
44	Carrion Crow	Corvus corone	10	100.00	
45	Raven	Corvus corax	6	60.00	
46	Coal Tit	Periparus ater	9	90.00	
47	Blue Tit	Cyanistes caeruleus	10	100.00	
48	Great Tit	Parus major	10	100.00	
49	Skylark	Alauda arvensis	10	100.00	
50	Sand Martin	Riparia riparia	9	90.00	
51	Swallow	Hirundo rustica	10	100.00	
52	House Martin	Delichon urbicum	10	100.00	
53	Cetti's Warbler	Cettia cetti	1	10.00	
54	Long-tailed Tit	Aegithalos caudatus	10	100.00	
55	Willow Warbler	Phylloscopus trochilus	10	100.00	
56	Chiffchaff	Phylloscopus collybita	10	100.00	
57	Sedge Warbler	Acrocephalus schoenobaenus	6	60.00	
58	Reed Warbler	Acrocephalus scirpaceus	3	30.00	
59	Blackcap	Sylvia atricapilla	10	100.00	
60	Whitethroat	Curruca communis	10	100.00	
61	Goldcrest	Regulus regulus	9	90.00	
62	Wren	Troglodytes troglodytes	10	100.00	
63	Nuthatch	Sitta europaea	7	70.00	
64	Treecreeper	Certhia familiaris	8	80.00	
65	Starling	Sturnus vulgaris	10	100.00	
66	Song Thrush	Turdus philomelos	10	100.00	
67	Mistle Thrush	Turdus viscivorus	10	100.00	
68	Redwing	Turdus iliacus	10	100.00	
69	Blackbird	Turdus merula	10	100.00	
70	Fieldfare	Turdus pilaris	10	100.00	
71	Spotted Flycatcher	Muscicapa striata	6	60.00	
72	Robin	Erithacus rubecula	10	100.00	
73	Black Redstart	Phoenicurus ochruros	3	30.00	
74	Whinchat	Saxicola rubetra	2	20.00	
75	Stonechat	Saxicola rubicola	8	80.00	
76	Wheatear	Oenanthe oenanthe	4	40.00	
77	Tree Sparrow	Passer montanus	3	30.00	
78	House Sparrow	Passer domesticus	10	100.00	
79	Dunnock	Prunella modularis	10	100.00	
80	Yellow Wagtail	Motacilla flava	5	50.00	
81	Grey Wagtail	Motacilla cinerea	9	90.00	
82	Pied Wagtail	Motacilla alba	10	100.00	
83	Meadow Pipit	Anthus pratensis	9	90.00	
84	Chaffinch	Fringilla coelebs	10	100.00	
85	Brambling	Fringilla montifringilla	4	40.00	
86	Greenfinch	Chloris chloris	10	100.00	
87	Linnet	Linaria cannabina	8	80.00	
88	Lesser Redpoll	Acanthis cabaret	8	80.00	
89	Goldfinch	Carduelis carduelis	10	100.00	
90	Siskin	Spinus spinus	8	80.00	
91	Corn Bunting	Emberiza calandra	4	40.00	
92	Reed Bunting	Emberiza schoeniclus	8	80.00