Paul Langendorfer: Lower 48 USA Year List 2022 ABA, All records: Top Blockers Record(s) 1 to 72 of 72 total.
Seq.	Species	Scientific Name	Seen By Other Listers	Other Listers (%)	
1	Canada Goose	Branta canadensis	2	100.00	
2	Mute Swan	Cygnus olor	2	100.00	
3	Gadwall	Mareca strepera	2	100.00	
4	Mallard	Anas platyrhynchos	2	100.00	
5	American Black Duck	Anas rubripes	2	100.00	
6	White-winged Scoter	Melanitta deglandi	2	100.00	
7	Long-tailed Duck	Clangula hyemalis	2	100.00	
8	Common Goldeneye	Bucephala clangula	2	100.00	
9	Common Merganser	Mergus merganser	1	50.00	
10	Wild Turkey	Meleagris gallopavo	2	100.00	
11	Rock Pigeon	Columba livia	2	100.00	
12	Mourning Dove	Zenaida macroura	2	100.00	
13	Chimney Swift	Chaetura pelagica	2	100.00	
14	Broad-tailed Hummingbird	Selasphorus platycercus	1	50.00	
15	Killdeer	Charadrius vociferus	2	100.00	
16	Bonaparte's Gull	Chroicocephalus philadelphia	2	100.00	
17	Little Gull	Hydrocoloeus minutus	1	50.00	
18	Ring-billed Gull	Larus delawarensis	2	100.00	
19	Herring Gull	Larus argentatus	2	100.00	
20	Iceland Gull	Larus glaucoides	2	100.00	
21	Lesser Black-backed Gull	Larus fuscus	2	100.00	
22	Great Black-backed Gull	Larus marinus	2	100.00	
23	Double-crested Cormorant	Nannopterum auritum	2	100.00	
24	Great Blue Heron	Ardea herodias	2	100.00	
25	Turkey Vulture	Cathartes aura	2	100.00	
26	Cooper's Hawk	Accipiter cooperii	2	100.00	
27	Bald Eagle	Haliaeetus leucocephalus	2	100.00	
28	Red-tailed Hawk	Buteo jamaicensis	2	100.00	
29	Eastern Screech-Owl	Megascops asio	2	100.00	
30	Downy Woodpecker	Dryobates pubescens	2	100.00	
31	Northern Flicker	Colaptes auratus	2	100.00	
32	Pileated Woodpecker	Dryocopus pileatus	1	50.00	
33	American Kestrel	Falco sparverius	2	100.00	
34	Peregrine Falcon	Falco peregrinus	2	100.00	
35	Western Kingbird	Tyrannus verticalis	1	50.00	
36	Eastern Kingbird	Tyrannus tyrannus	2	100.00	
37	Blue Jay	Cyanocitta cristata	2	100.00	
38	Black-billed Magpie	Pica hudsonia	1	50.00	
39	American Crow	Corvus brachyrhynchos	2	100.00	
40	Common Raven	Corvus corax	2	100.00	
41	Black-capped Chickadee	Poecile atricapillus	2	100.00	
42	Tufted Titmouse	Baeolophus bicolor	2	100.00	
43	Tree Swallow	Tachycineta bicolor	2	100.00	
44	Violet-green Swallow	Tachycineta thalassina	1	50.00	
45	Barn Swallow	Hirundo rustica	2	100.00	
46	Bushtit	Psaltriparus minimus	1	50.00	
47	Golden-crowned Kinglet	Regulus satrapa	2	100.00	
48	Cedar Waxwing	Bombycilla cedrorum	2	100.00	
49	White-breasted Nuthatch	Sitta carolinensis	2	100.00	
50	Rock Wren	Salpinctes obsoletus	1	50.00	
51	Carolina Wren	Thryothorus ludovicianus	2	100.00	
52	Gray Catbird	Dumetella carolinensis	2	100.00	
53	European Starling	Sturnus vulgaris	2	100.00	
54	American Dipper	Cinclus mexicanus	1	50.00	
55	Eastern Bluebird	Sialia sialis	2	100.00	
56	Hermit Thrush	Catharus guttatus	2	100.00	
57	American Robin	Turdus migratorius	2	100.00	
58	House Sparrow	Passer domesticus	2	100.00	
59	House Finch	Haemorhous mexicanus	2	100.00	
60	American Goldfinch	Spinus tristis	2	100.00	
61	Chipping Sparrow	Spizella passerina	2	100.00	
62	Dark-eyed Junco	Junco hyemalis	2	100.00	
63	Song Sparrow	Melospiza melodia	2	100.00	
64	Yellow-headed Blackbird	Xanthocephalus xanthocephalus	1	50.00	
65	Western Meadowlark	Sturnella neglecta	1	50.00	
66	Bullock's Oriole	Icterus bullockii	1	50.00	
67	Baltimore Oriole	Icterus galbula	2	100.00	
68	Red-winged Blackbird	Agelaius phoeniceus	2	100.00	
69	Common Grackle	Quiscalus quiscula	2	100.00	
70	Common Yellowthroat	Geothlypis trichas	2	100.00	
71	Yellow-rumped Warbler	Setophaga coronata	2	100.00	
72	Northern Cardinal	Cardinalis cardinalis	2	100.00