James Spencer: ABA Area Life List ABA, All records: Top Blockers Record(s) 1 to 128 of 128 total.
Seq.	Species	Scientific Name	Seen By Other Listers	Other Listers (%)	
1	Canada Goose	Branta canadensis	281	85.67	
2	Mute Swan	Cygnus olor	218	66.46	
3	Muscovy Duck	Cairina moschata	86	26.22	
4	Wood Duck	Aix sponsa	262	79.88	
5	Northern Shoveler	Spatula clypeata	262	79.88	
6	Gadwall	Mareca strepera	254	77.44	
7	Mallard	Anas platyrhynchos	155	47.26	
8	American Black Duck	Anas rubripes	220	67.07	
9	Mottled Duck	Anas fulvigula	191	58.23	
10	Bufflehead	Bucephala albeola	240	73.17	
11	Hooded Merganser	Lophodytes cucullatus	225	68.60	
12	Red-breasted Merganser	Mergus serrator	231	70.43	
13	Wild Turkey	Meleagris gallopavo	249	75.91	
14	Pied-billed Grebe	Podilymbus podiceps	259	78.96	
15	Rock Pigeon	Columba livia	257	78.35	
16	White-crowned Pigeon	Patagioenas leucocephala	101	30.79	
17	Eurasian Collared-Dove	Streptopelia decaocto	207	63.11	
18	Common Ground Dove	Columbina passerina	198	60.37	
19	Mourning Dove	Zenaida macroura	280	85.37	
20	Mangrove Cuckoo	Coccyzus minor	50	15.24	
21	Common Nighthawk	Chordeiles minor	224	68.29	
22	Ruby-throated Hummingbird	Archilochus colubris	231	70.43	
23	American Coot	Fulica americana	270	82.32	
24	Limpkin	Aramus guarauna	147	44.82	
25	Sandhill Crane	Antigone canadensis	231	70.43	
26	Black-necked Stilt	Himantopus mexicanus	231	70.43	
27	Black-bellied Plover	Pluvialis squatarola	239	72.87	
28	Semipalmated Plover	Charadrius semipalmatus	237	72.26	
29	Wilson's Plover	Charadrius wilsonia	157	47.87	
30	Ruddy Turnstone	Arenaria interpres	234	71.34	
31	Sanderling	Calidris alba	239	72.87	
32	Spotted Sandpiper	Actitis macularius	246	75.00	
33	Solitary Sandpiper	Tringa solitaria	208	63.41	
34	Lesser Yellowlegs	Tringa flavipes	236	71.95	
35	Willet	Tringa semipalmata	245	74.70	
36	Laughing Gull	Leucophaeus atricilla	242	73.78	
37	Ring-billed Gull	Larus delawarensis	274	83.54	
38	Herring Gull	Larus argentatus	260	79.27	
39	Great Black-backed Gull	Larus marinus	194	59.15	
40	Least Tern	Sternula antillarum	205	62.50	
41	Sandwich Tern	Thalasseus sandvicensis	167	50.91	
42	Black Skimmer	Rynchops niger	217	66.16	
43	Common Loon	Gavia immer	249	75.91	
44	Wood Stork	Mycteria americana	189	57.62	
45	Magnificent Frigatebird	Fregata magnificens	164	50.00	
46	Anhinga	Anhinga anhinga	217	66.16	
47	Double-crested Cormorant	Nannopterum auritum	277	84.45	
48	American White Pelican	Pelecanus erythrorhynchos	243	74.09	
49	Brown Pelican	Pelecanus occidentalis	261	79.57	
50	Great Blue Heron	Ardea herodias	283	86.28	
51	Great Egret	Ardea alba	271	82.62	
52	Snowy Egret	Egretta thula	264	80.49	
53	Little Blue Heron	Egretta caerulea	234	71.34	
54	Tricolored Heron	Egretta tricolor	229	69.82	
55	Reddish Egret	Egretta rufescens	204	62.20	
56	Cattle Egret	Bubulcus ibis	232	70.73	
57	Green Heron	Butorides virescens	249	75.91	
58	Black-crowned Night-Heron	Nycticorax nycticorax	251	76.52	
59	White Ibis	Eudocimus albus	220	67.07	
60	Black Vulture	Coragyps atratus	248	75.61	
61	Turkey Vulture	Cathartes aura	278	84.76	
62	Osprey	Pandion haliaetus	266	81.10	
63	Swallow-tailed Kite	Elanoides forficatus	158	48.17	
64	Cooper's Hawk	Accipiter cooperii	247	75.30	
65	Red-shouldered Hawk	Buteo lineatus	246	75.00	
66	Short-tailed Hawk	Buteo brachyurus	88	26.83	
67	Red-tailed Hawk	Buteo jamaicensis	283	86.28	
68	Great Horned Owl	Bubo virginianus	216	65.85	
69	Barred Owl	Strix varia	183	55.79	
70	Red-bellied Woodpecker	Melanerpes carolinus	252	76.83	
71	Yellow-bellied Sapsucker	Sphyrapicus varius	216	65.85	
72	Downy Woodpecker	Dryobates pubescens	258	78.66	
73	Hairy Woodpecker	Dryobates villosus	250	76.22	
74	Northern Flicker	Colaptes auratus	263	80.18	
75	Pileated Woodpecker	Dryocopus pileatus	240	73.17	
76	American Kestrel	Falco sparverius	272	82.93	
77	Great Crested Flycatcher	Myiarchus crinitus	217	66.16	
78	Eastern Kingbird	Tyrannus tyrannus	243	74.09	
79	Gray Kingbird	Tyrannus dominicensis	91	27.74	
80	Eastern Phoebe	Sayornis phoebe	226	68.90	
81	White-eyed Vireo	Vireo griseus	209	63.72	
82	Red-eyed Vireo	Vireo olivaceus	227	69.21	
83	Loggerhead Shrike	Lanius ludovicianus	230	70.12	
84	Blue Jay	Cyanocitta cristata	274	83.54	
85	American Crow	Corvus brachyrhynchos	279	85.06	
86	Fish Crow	Corvus ossifragus	212	64.63	
87	Black-capped Chickadee	Poecile atricapillus	247	75.30	
88	Tufted Titmouse	Baeolophus bicolor	238	72.56	
89	Purple Martin	Progne subis	233	71.04	
90	Barn Swallow	Hirundo rustica	261	79.57	
91	Cliff Swallow	Petrochelidon pyrrhonota	234	71.34	
92	Ruby-crowned Kinglet	Corthylio calendula	244	74.39	
93	Golden-crowned Kinglet	Regulus satrapa	221	67.38	
94	White-breasted Nuthatch	Sitta carolinensis	256	78.05	
95	Brown Creeper	Certhia americana	227	69.21	
96	Blue-gray Gnatcatcher	Polioptila caerulea	234	71.34	
97	Carolina Wren	Thryothorus ludovicianus	228	69.51	
98	Brown Thrasher	Toxostoma rufum	231	70.43	
99	Northern Mockingbird	Mimus polyglottos	264	80.49	
100	European Starling	Sturnus vulgaris	272	82.93	
101	Common Myna	Acridotheres tristis	67	20.43	
102	Eastern Bluebird	Sialia sialis	246	75.00	
103	Hermit Thrush	Catharus guttatus	221	67.38	
104	American Robin	Turdus migratorius	278	84.76	
105	House Sparrow	Passer domesticus	265	80.79	
106	American Goldfinch	Spinus tristis	261	79.57	
107	Chipping Sparrow	Spizella passerina	246	75.00	
108	Field Sparrow	Spizella pusilla	193	58.84	
109	Fox Sparrow	Passerella iliaca	208	63.41	
110	Dark-eyed Junco	Junco hyemalis	257	78.35	
111	White-throated Sparrow	Zonotrichia albicollis	236	71.95	
112	Song Sparrow	Melospiza melodia	266	81.10	
113	Lincoln's Sparrow	Melospiza lincolnii	208	63.41	
114	Swamp Sparrow	Melospiza georgiana	207	63.11	
115	Eastern Towhee	Pipilo erythrophthalmus	221	67.38	
116	Red-winged Blackbird	Agelaius phoeniceus	278	84.76	
117	Rusty Blackbird	Euphagus carolinus	161	49.09	
118	Common Grackle	Quiscalus quiscula	264	80.49	
119	Boat-tailed Grackle	Quiscalus major	214	65.24	
120	Ovenbird	Seiurus aurocapilla	217	66.16	
121	Black-and-white Warbler	Mniotilta varia	233	71.04	
122	Prothonotary Warbler	Protonotaria citrea	188	57.32	
123	American Redstart	Setophaga ruticilla	239	72.87	
124	Palm Warbler	Setophaga palmarum	213	64.94	
125	Pine Warbler	Setophaga pinus	215	65.55	
126	Yellow-throated Warbler	Setophaga dominica	188	57.32	
127	Prairie Warbler	Setophaga discolor	192	58.54	
128	Northern Cardinal	Cardinalis cardinalis	269	82.01