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Loudoun Co. (VA) 2009-2013 (data entry closed)
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All Species Summary
All Species Summary
Species Summary
73 blocks with records.
120 total species: 104 CO, 13 PR, 3 PO , (plus 143 OB)
last updated
:
Fri, Mar 29 at 12:40 AM (6218hrs ago).
Species List
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Species
Best Evidence
Blocks PO
Blocks PR
Blocks CO
TOTAL
Snow Goose
OB
0
0
0
13 blocks
Greater White-fronted Goose
OB
0
0
0
2 blocks
Brant
OB
0
0
0
1 blocks
Cackling Goose
OB
0
0
0
4 blocks
Canada Goose
CO
5
2
56
69 blocks
Mute Swan
OB
0
0
0
5 blocks
Trumpeter Swan
OB
0
0
0
3 blocks
Tundra Swan
OB
0
0
0
21 blocks
Wood Duck
CO
10
7
22
50 blocks
Blue-winged Teal
OB
0
0
0
15 blocks
Northern Shoveler
OB
0
0
0
7 blocks
Gadwall
OB
0
0
0
16 blocks
American Wigeon
OB
0
0
0
14 blocks
Mallard
CO
14
11
22
59 blocks
American Black Duck
OB
0
0
0
29 blocks
Northern Pintail
OB
0
0
0
5 blocks
Green-winged Teal
OB
0
0
0
18 blocks
Canvasback
OB
0
0
0
5 blocks
Redhead
OB
0
0
0
12 blocks
Ring-necked Duck
OB
0
0
0
44 blocks
Greater Scaup
OB
0
0
0
3 blocks
Lesser Scaup
OB
0
0
0
14 blocks
Surf Scoter
OB
0
0
0
1 blocks
White-winged Scoter
OB
0
0
0
3 blocks
Long-tailed Duck
OB
0
0
0
4 blocks
Bufflehead
OB
0
0
0
22 blocks
Common Goldeneye
OB
0
0
0
6 blocks
Hooded Merganser
CO
0
0
1
35 blocks
Common Merganser
OB
0
0
0
18 blocks
Red-breasted Merganser
OB
0
0
0
12 blocks
Ruddy Duck
OB
0
0
0
21 blocks
Northern Bobwhite
CO
8
10
1
19 blocks
Wild Turkey
CO
22
8
29
65 blocks
Pied-billed Grebe
PO
1
0
0
22 blocks
Horned Grebe
OB
0
0
0
8 blocks
Red-necked Grebe
OB
0
0
0
2 blocks
Rock Pigeon
CO
39
19
9
70 blocks
Mourning Dove
CO
11
26
34
72 blocks
Yellow-billed Cuckoo
CO
26
28
8
69 blocks
Black-billed Cuckoo
PR
3
1
0
10 blocks
Common Nighthawk
PR
1
1
0
18 blocks
Chimney Swift
CO
46
17
6
70 blocks
Ruby-throated Hummingbird
CO
27
20
13
66 blocks
unid. Rufous Hummingbird / Allen's Hummingbird
OB
0
0
0
1 blocks
Virginia Rail
PR
0
2
0
3 blocks
Sora
OB
0
0
0
2 blocks
Common Gallinule
OB
0
0
0
3 blocks
American Coot
OB
0
0
0
9 blocks
Black Rail
OB
0
0
0
1 blocks
Sandhill Crane
OB
0
0
0
4 blocks
American Avocet
OB
0
0
0
1 blocks
Black-bellied Plover
OB
0
0
0
1 blocks
American Golden-Plover
OB
0
0
0
1 blocks
Killdeer
CO
27
6
26
63 blocks
Semipalmated Plover
OB
0
0
0
4 blocks
Stilt Sandpiper
OB
0
0
0
1 blocks
Least Sandpiper
OB
0
0
0
9 blocks
White-rumped Sandpiper
OB
0
0
0
1 blocks
Pectoral Sandpiper
OB
0
0
0
4 blocks
Semipalmated Sandpiper
OB
0
0
0
7 blocks
Western Sandpiper
OB
0
0
0
1 blocks
Short-billed Dowitcher
OB
0
0
0
1 blocks
Long-billed Dowitcher
OB
0
0
0
1 blocks
American Woodcock
CO
2
7
1
17 blocks
Wilson's Snipe
OB
0
0
0
11 blocks
Spotted Sandpiper
OB
0
0
0
27 blocks
Solitary Sandpiper
OB
0
0
0
33 blocks
Lesser Yellowlegs
OB
0
0
0
9 blocks
Greater Yellowlegs
OB
0
0
0
10 blocks
Red Phalarope
OB
0
0
0
1 blocks
Bonaparte's Gull
OB
0
0
0
5 blocks
Ring-billed Gull
OB
0
0
0
37 blocks
Herring Gull
OB
0
0
0
9 blocks
Lesser Black-backed Gull
OB
0
0
0
1 blocks
Great Black-backed Gull
OB
0
0
0
2 blocks
Caspian Tern
OB
0
0
0
2 blocks
Common Tern
OB
0
0
0
1 blocks
Red-throated Loon
OB
0
0
0
1 blocks
Common Loon
OB
0
0
0
11 blocks
Double-crested Cormorant
OB
0
0
0
31 blocks
American Bittern
OB
0
0
0
6 blocks
Great Blue Heron
CO
0
0
6
67 blocks
Great Egret
OB
0
0
0
34 blocks
Snowy Egret
OB
0
0
0
3 blocks
Little Blue Heron
OB
0
0
0
5 blocks
Tricolored Heron
OB
0
0
0
1 blocks
Cattle Egret
OB
0
0
0
1 blocks
Green Heron
CO
32
10
18
66 blocks
Black-crowned Night-Heron
OB
0
0
0
5 blocks
Yellow-crowned Night-Heron
OB
0
0
0
1 blocks
White Ibis
OB
0
0
0
2 blocks
Glossy Ibis
OB
0
0
0
1 blocks
Black Vulture
CO
43
10
8
71 blocks
Turkey Vulture
CO
51
13
6
73 blocks
Osprey
CO
0
0
1
41 blocks
Swallow-tailed Kite
OB
0
0
0
1 blocks
Golden Eagle
OB
0
0
0
6 blocks
Northern Harrier
OB
0
0
0
40 blocks
Sharp-shinned Hawk
PO
8
0
0
47 blocks
Cooper's Hawk
CO
33
6
7
63 blocks
American Goshawk
OB
0
0
0
1 blocks
Bald Eagle
CO
0
0
7
59 blocks
Mississippi Kite
OB
0
0
0
2 blocks
Red-shouldered Hawk
CO
20
10
39
71 blocks
Broad-winged Hawk
PR
7
1
0
34 blocks
Red-tailed Hawk
CO
32
9
24
70 blocks
Rough-legged Hawk
OB
0
0
0
5 blocks
Barn Owl
CO
3
4
3
16 blocks
Eastern Screech-Owl
CO
7
3
2
24 blocks
Great Horned Owl
CO
17
7
6
31 blocks
Snowy Owl
OB
0
0
0
3 blocks
Barred Owl
CO
14
18
15
52 blocks
Long-eared Owl
OB
0
0
0
1 blocks
Short-eared Owl
OB
0
0
0
3 blocks
Northern Saw-whet Owl
OB
0
0
0
1 blocks
Belted Kingfisher
CO
26
12
13
63 blocks
Red-headed Woodpecker
CO
12
6
25
53 blocks
Red-bellied Woodpecker
CO
4
17
51
73 blocks
Yellow-bellied Sapsucker
OB
0
0
0
66 blocks
Downy Woodpecker
CO
7
24
42
73 blocks
Hairy Woodpecker
CO
36
11
14
70 blocks
(unid. Red / Yellow Shafted) Northern Flicker
CO
20
20
25
69 blocks
Pileated Woodpecker
CO
23
34
12
72 blocks
American Kestrel
CO
14
9
12
57 blocks
Merlin
OB
0
0
0
17 blocks
Peregrine Falcon
OB
0
0
0
4 blocks
Great Crested Flycatcher
CO
11
33
29
73 blocks
Western Kingbird
OB
0
0
0
2 blocks
Eastern Kingbird
CO
6
21
41
70 blocks
Scissor-tailed Flycatcher
OB
0
0
0
2 blocks
Olive-sided Flycatcher
OB
0
0
0
6 blocks
Eastern Wood-Pewee
CO
10
42
19
72 blocks
Yellow-bellied Flycatcher
OB
0
0
0
4 blocks
Acadian Flycatcher
CO
12
39
12
66 blocks
Alder Flycatcher
OB
0
0
0
2 blocks
Willow Flycatcher
CO
12
16
6
41 blocks
Least Flycatcher
OB
0
0
0
7 blocks
Eastern Phoebe
CO
3
5
62
72 blocks
White-eyed Vireo
CO
15
21
9
53 blocks
Yellow-throated Vireo
CO
11
16
4
40 blocks
Blue-headed Vireo
OB
0
0
0
29 blocks
Philadelphia Vireo
OB
0
0
0
5 blocks
Warbling Vireo
CO
15
7
2
38 blocks
Red-eyed Vireo
CO
12
41
14
71 blocks
Loggerhead Shrike
CO
0
0
1
7 blocks
Northern Shrike
OB
0
0
0
1 blocks
Blue Jay
CO
16
20
34
73 blocks
American Crow
CO
13
23
36
72 blocks
Fish Crow
CO
34
10
21
69 blocks
Common Raven
CO
27
7
7
63 blocks
Carolina Chickadee
CO
4
10
58
73 blocks
Black-capped Chickadee
OB
0
0
0
5 blocks
Tufted Titmouse
CO
3
10
59
73 blocks
Horned Lark
PR
1
3
0
13 blocks
Bank Swallow
OB
0
0
0
19 blocks
Tree Swallow
CO
5
4
52
65 blocks
Northern Rough-winged Swallow
CO
12
6
27
58 blocks
Purple Martin
CO
7
0
28
50 blocks
Barn Swallow
CO
9
5
55
70 blocks
Cliff Swallow
CO
0
0
2
9 blocks
Ruby-crowned Kinglet
OB
0
0
0
58 blocks
Golden-crowned Kinglet
OB
0
0
0
53 blocks
Cedar Waxwing
CO
20
11
32
73 blocks
Red-breasted Nuthatch
OB
0
0
0
40 blocks
White-breasted Nuthatch
CO
14
28
30
72 blocks
Brown-headed Nuthatch
OB
0
0
0
1 blocks
Brown Creeper
PO
1
0
0
48 blocks
Blue-gray Gnatcatcher
CO
15
14
40
70 blocks
Carolina Wren
CO
2
24
47
73 blocks
House Wren
CO
11
15
39
68 blocks
unid. Pacific Wren / Winter Wren
OB
0
0
0
33 blocks
Marsh Wren
PR
0
1
0
1 blocks
Gray Catbird
CO
6
13
53
73 blocks
Brown Thrasher
CO
9
16
44
70 blocks
Northern Mockingbird
CO
4
11
56
71 blocks
European Starling
CO
6
3
61
71 blocks
Eastern Bluebird
CO
0
1
69
70 blocks
Veery
OB
0
0
0
8 blocks
Gray-cheeked Thrush
OB
0
0
0
10 blocks
Swainson's Thrush
OB
0
0
0
17 blocks
Hermit Thrush
OB
0
0
0
39 blocks
Wood Thrush
CO
10
39
14
67 blocks
American Robin
CO
2
7
63
72 blocks
House Sparrow
CO
4
6
58
69 blocks
American Pipit
OB
0
0
0
11 blocks
House Finch
CO
8
18
35
66 blocks
Purple Finch
OB
0
0
0
34 blocks
Common Redpoll
OB
0
0
0
4 blocks
Red Crossbill
OB
0
0
0
1 blocks
White-winged Crossbill
OB
0
0
0
1 blocks
Pine Siskin
OB
0
0
0
24 blocks
American Goldfinch
CO
8
39
25
73 blocks
Lapland Longspur
OB
0
0
0
1 blocks
Snow Bunting
OB
0
0
0
2 blocks
Grasshopper Sparrow
CO
9
26
21
59 blocks
Chipping Sparrow
CO
4
11
57
73 blocks
Clay-colored Sparrow
OB
0
0
0
2 blocks
Field Sparrow
CO
7
27
36
71 blocks
Fox Sparrow
OB
0
0
0
29 blocks
American Tree Sparrow
OB
0
0
0
25 blocks
(unid. race) Dark-eyed Junco
OB
0
0
0
71 blocks
White-crowned Sparrow
OB
0
0
0
40 blocks
White-throated Sparrow
OB
0
0
0
71 blocks
Vesper Sparrow
CO
4
3
2
15 blocks
Savannah Sparrow
CO
4
3
2
30 blocks
Song Sparrow
CO
8
24
37
70 blocks
Lincoln's Sparrow
OB
0
0
0
12 blocks
Swamp Sparrow
CO
0
1
1
41 blocks
Eastern Towhee
CO
7
42
23
73 blocks
Yellow-breasted Chat
CO
16
18
5
39 blocks
Yellow-headed Blackbird
OB
0
0
0
1 blocks
Bobolink
CO
0
2
4
16 blocks
Eastern Meadowlark
CO
13
22
22
59 blocks
Orchard Oriole
CO
13
16
30
64 blocks
Baltimore Oriole
CO
12
24
20
62 blocks
Red-winged Blackbird
CO
2
8
57
68 blocks
Brown-headed Cowbird
CO
14
26
29
70 blocks
Rusty Blackbird
OB
0
0
0
17 blocks
Brewer's Blackbird
OB
0
0
0
2 blocks
Common Grackle
CO
12
8
50
71 blocks
Ovenbird
CO
9
25
5
48 blocks
Worm-eating Warbler
CO
4
4
6
26 blocks
Louisiana Waterthrush
CO
14
13
6
37 blocks
Northern Waterthrush
OB
0
0
0
11 blocks
Blue-winged Warbler
CO
2
1
1
13 blocks
Black-and-white Warbler
CO
9
4
1
44 blocks
Prothonotary Warbler
CO
4
3
3
13 blocks
Swainson's Warbler
OB
0
0
0
1 blocks
Tennessee Warbler
OB
0
0
0
13 blocks
Orange-crowned Warbler
OB
0
0
0
5 blocks
Nashville Warbler
OB
0
0
0
19 blocks
Connecticut Warbler
OB
0
0
0
4 blocks
Mourning Warbler
OB
0
0
0
1 blocks
Kentucky Warbler
CO
3
5
5
18 blocks
Common Yellowthroat
CO
12
33
21
70 blocks
Hooded Warbler
CO
4
4
1
16 blocks
American Redstart
CO
2
11
4
51 blocks
Cape May Warbler
OB
0
0
0
15 blocks
Cerulean Warbler
PR
4
3
0
12 blocks
Northern Parula
PR
7
27
0
47 blocks
Magnolia Warbler
OB
0
0
0
38 blocks
Bay-breasted Warbler
OB
0
0
0
8 blocks
Blackburnian Warbler
OB
0
0
0
17 blocks
Yellow Warbler
CO
14
16
4
46 blocks
Chestnut-sided Warbler
OB
0
0
0
31 blocks
Blackpoll Warbler
OB
0
0
0
36 blocks
Black-throated Blue Warbler
OB
0
0
0
27 blocks
Palm Warbler
OB
0
0
0
38 blocks
Pine Warbler
PR
8
4
0
25 blocks
(unid. Myrtle / Audubon's) Yellow-rumped Warbler
OB
0
0
0
64 blocks
Yellow-throated Warbler
PR
2
2
0
7 blocks
Prairie Warbler
CO
7
23
6
42 blocks
Black-throated Green Warbler
OB
0
0
0
37 blocks
Canada Warbler
OB
0
0
0
10 blocks
Wilson's Warbler
OB
0
0
0
6 blocks
Summer Tanager
PR
0
1
0
4 blocks
Scarlet Tanager
CO
17
36
8
65 blocks
Northern Cardinal
CO
1
14
58
73 blocks
Rose-breasted Grosbeak
PR
2
2
0
25 blocks
Blue Grosbeak
CO
20
13
17
54 blocks
Indigo Bunting
CO
5
32
35
72 blocks
Dickcissel
CO
1
4
2
8 blocks
unid. Mexican / Eastern Whip-poor-will
PR
0
2
0
4 blocks
Back to
Loudoun Co. (VA) 2009-2013 (data entry closed)
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U.S. Department of the Interior
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U.S. Geological Survey
||
Patuxent Wildlife Research Center
Laurel, MD, USA 20708-4038
This site is: http://www.pwrc.usgs.gov/bba
Information contained in this application does not necessarily have the endorsement of USGS.
Contact:
mwimer@usgs.gov
Last updated: Site - May 2014; Content - various, depending on atlas.
Page generated on: 13-Dec-2024