David Hallman: World Life List Clements, All records: Top Blockers Record(s) 1 to 107 of 107 total.
Seq.	Species	Scientific Name	Seen By Other Listers	Other Listers (%)	
1	Snow Goose	Anser caerulescens	291	58.91	
2	Canada Goose	Branta canadensis	402	81.38	
3	Tundra Swan	Cygnus columbianus	349	70.65	
4	Mandarin Duck	Aix galericulata	306	61.94	
5	Northern Shoveler	Spatula clypeata	400	80.97	
6	Eurasian Wigeon	Mareca penelope	385	77.94	
7	Eastern Spot-billed Duck	Anas zonorhyncha	93	18.83	
8	Mallard	Anas platyrhynchos	210	42.51	
9	Northern Pintail	Anas acuta	386	78.14	
10	Green-winged Teal	Anas crecca	329	66.60	
11	Common Pochard	Aythya ferina	358	72.47	
12	Tufted Duck	Aythya fuligula	368	74.49	
13	Greater Scaup	Aythya marila	354	71.66	
14	Common Merganser	Mergus merganser	387	78.34	
15	Ring-necked Pheasant	Phasianus colchicus	122	24.70	
16	Little Grebe	Tachybaptus ruficollis	357	72.27	
17	Rock Pigeon	Columba livia	376	76.11	
18	Oriental Turtle-Dove	Streptopelia orientalis	207	41.90	
19	Mourning Dove	Zenaida macroura	294	59.51	
20	White-bellied Green-Pigeon	Treron sieboldii	32	6.48	
21	Common Cuckoo	Cuculus canorus	323	65.38	
22	Oriental Cuckoo	Cuculus optatus	71	14.37	
23	Eurasian Coot	Fulica atra	366	74.09	
24	Latham's Snipe	Gallinago hardwickii	62	12.55	
25	Black-headed Gull	Chroicocephalus ridibundus	366	74.09	
26	Black-tailed Gull	Larus crassirostris	88	17.81	
27	Herring Gull	Larus argentatus	315	63.77	
28	Slaty-backed Gull	Larus schistisagus	85	17.21	
29	Great Cormorant	Phalacrocorax carbo	387	78.34	
30	Great Egret	Ardea alba	392	79.35	
31	Gray Heron	Ardea cinerea	380	76.92	
32	Great Blue Heron	Ardea herodias	316	63.97	
33	Turkey Vulture	Cathartes aura	329	66.60	
34	Cooper's Hawk	Accipiter cooperii	237	47.98	
35	Eurasian Goshawk	Accipiter gentilis	85	17.21	
36	Black Kite	Milvus migrans	317	64.17	
37	Red-bellied Woodpecker	Melanerpes carolinus	212	42.91	
38	Japanese Pygmy Woodpecker	Yungipicus kizuki	48	9.72	
39	White-backed Woodpecker	Dendrocopos leucotos	125	25.30	
40	Great Spotted Woodpecker	Dendrocopos major	328	66.40	
41	Downy Woodpecker	Dryobates pubescens	239	48.38	
42	Gray-headed Woodpecker	Picus canus	146	29.55	
43	Black Woodpecker	Dryocopus martius	193	39.07	
44	Northern Flicker	Colaptes auratus	249	50.40	
45	Bull-headed Shrike	Lanius bucephalus	53	10.73	
46	Blue Jay	Cyanocitta cristata	247	50.00	
47	Eurasian Jay	Garrulus glandarius	334	67.61	
48	Carrion Crow	Corvus corone	330	66.80	
49	Large-billed Crow	Corvus macrorhynchos	202	40.89	
50	Coal Tit	Periparus ater	319	64.57	
51	Varied Tit	Sittiparus varius	38	7.69	
52	Marsh Tit	Poecile palustris	290	58.70	
53	Willow Tit	Poecile montanus	282	57.09	
54	Tufted Titmouse	Baeolophus bicolor	199	40.28	
55	Japanese Tit	Parus minor	66	13.36	
56	Eurasian Skylark	Alauda arvensis	327	66.19	
57	Oriental Reed Warbler	Acrocephalus orientalis	96	19.43	
58	Brown-eared Bulbul	Hypsipetes amaurotis	63	12.75	
59	Eastern Crowned Warbler	Phylloscopus coronatus	119	24.09	
60	Asian Stubtail	Urosphena squameiceps	43	8.70	
61	Japanese Bush Warbler	Horornis diphone	52	10.53	
62	Long-tailed Tit	Aegithalos caudatus	240	48.58	
63	Warbling White-eye	Zosterops japonicus	77	15.59	
64	Goldcrest	Regulus regulus	290	58.70	
65	White-breasted Nuthatch	Sitta carolinensis	207	41.90	
66	Red-breasted Nuthatch	Sitta canadensis	207	41.90	
67	Eurasian Nuthatch	Sitta europaea	312	63.16	
68	Eurasian Treecreeper	Certhia familiaris	232	46.96	
69	Eurasian Wren	Troglodytes troglodytes	266	53.85	
70	European Starling	Sturnus vulgaris	371	75.10	
71	Chestnut-cheeked Starling	Agropsar philippensis	19	3.85	
72	White-cheeked Starling	Spodiopsar cineraceus	86	17.41	
73	Northern Mockingbird	Mimus polyglottos	262	53.04	
74	Eastern Bluebird	Sialia sialis	202	40.89	
75	American Robin	Turdus migratorius	280	56.68	
76	Japanese Thrush	Turdus cardis	34	6.88	
77	Eyebrowed Thrush	Turdus obscurus	104	21.05	
78	Dusky Thrush	Turdus eunomus	119	24.09	
79	Asian Brown Flycatcher	Muscicapa dauurica	153	30.97	
80	Blue-and-white Flycatcher	Cyanoptila cyanomelana	42	8.50	
81	Red-flanked Bluetail	Tarsiger cyanurus	183	37.04	
82	Narcissus Flycatcher	Ficedula narcissina	23	4.66	
83	Amur Stonechat	Saxicola stejnegeri	57	11.54	
84	Bohemian Waxwing	Bombycilla garrulus	311	62.96	
85	Japanese Waxwing	Bombycilla japonica	24	4.86	
86	House Sparrow	Passer domesticus	378	76.52	
87	Eurasian Tree Sparrow	Passer montanus	333	67.41	
88	Gray Wagtail	Motacilla cinerea	338	68.42	
89	White Wagtail	Motacilla alba	321	64.98	
90	Brambling	Fringilla montifringilla	296	59.92	
91	Hawfinch	Coccothraustes coccothraustes	285	57.69	
92	Long-tailed Rosefinch	Carpodacus sibiricus	37	7.49	
93	Eurasian Bullfinch	Pyrrhula pyrrhula	246	49.80	
94	House Finch	Haemorhous mexicanus	232	46.96	
95	Oriental Greenfinch	Chloris sinica	78	15.79	
96	Red Crossbill	Loxia curvirostra	197	39.88	
97	Eurasian Siskin	Spinus spinus	315	63.77	
98	American Goldfinch	Spinus tristis	220	44.53	
99	Chestnut-eared Bunting	Emberiza fucata	63	12.75	
100	Reed Bunting	Emberiza schoeniclus	311	62.96	
101	Masked Bunting	Emberiza personata	18	3.64	
102	Dark-eyed Junco	Junco hyemalis	191	38.66	
103	White-crowned Sparrow	Zonotrichia leucophrys	248	50.20	
104	White-throated Sparrow	Zonotrichia albicollis	233	47.17	
105	Song Sparrow	Melospiza melodia	235	47.57	
106	Common Grackle	Quiscalus quiscula	244	49.39	
107	Northern Cardinal	Cardinalis cardinalis	250	50.61