Bird Finder

Top Birds at Flat River Waterfowl Impoundment in April
relative to other locations within 25 miles of Cary, NC, USA

based on 268 checklists

This page shows the probability of a species appearing on a checklist at Flat River Waterfowl Impoundment in April. The difference in probability relative to other nearby locations is also shown, to highlight which birds are particularly likely to be found (or not found) at this specific location. The chart shows how many distinct species have historically been observed at this location for each month of the year.

Back to the Top Birds list

Rank Info Pics Species Entire Region This Location Difference Relative
1   Blue-gray Gnatcatcher 61.7% 92.9% 31.2% 1.5x
2   White-eyed Vireo 36.7% 92.2% 55.5% 2.5x
3   Common Yellowthroat 32.1% 92.2% 60.0% 2.9x
4   Northern Cardinal 80.3% 91.4% 11.1% 1.1x
5   Carolina Chickadee 65.9% 87.3% 21.4% 1.3x
6   White-throated Sparrow 56.4% 87.3% 31.0% 1.5x
7   Tufted Titmouse 69.5% 82.5% 13.0% 1.2x
8   Carolina Wren 70.5% 78.4% 7.8% 1.1x
9   Northern Parula 35.2% 78.0% 42.8% 2.2x
10   Great Blue Heron 43.9% 77.2% 33.3% 1.8x
11   Eastern Bluebird 48.2% 75.0% 26.8% 1.6x
12   Eastern Towhee 45.9% 69.0% 23.1% 1.5x
13   Turkey Vulture 42.4% 68.3% 25.9% 1.6x
14   Blue Jay 49.8% 67.9% 18.1% 1.4x
15   Swamp Sparrow 12.5% 66.4% 53.9% 5.3x
16   Red-winged Blackbird 25.3% 64.2% 38.9% 2.5x
17   Red-eyed Vireo 29.4% 60.8% 31.4% 2.1x
18   Brown-headed Cowbird 35.3% 60.4% 25.1% 1.7x
19   Wood Duck 12.6% 60.1% 47.4% 4.8x
20   American Crow 56.6% 56.0% 0.6% 1.0x
21   Pine Warbler 43.2% 56.0% 12.8% 1.3x
22   Red-bellied Woodpecker 58.5% 55.2% 3.2% 0.9x
23   Mourning Dove 46.1% 53.4% 7.3% 1.2x
24   Red-shouldered Hawk 32.3% 53.0% 20.7% 1.6x
25   Field Sparrow 11.1% 51.1% 40.0% 4.6x
26   Canada Goose 48.9% 50.7% 1.9% 1.0x
27   Black Vulture 19.5% 50.7% 31.3% 2.6x
28   Ruby-crowned Kinglet 32.7% 49.6% 17.0% 1.5x
29   American Goldfinch 45.3% 49.3% 4.0% 1.1x
30   Downy Woodpecker 39.0% 48.9% 9.9% 1.3x
31   Yellow-throated Warbler 19.3% 45.9% 26.6% 2.4x
32   Chipping Sparrow 43.4% 43.3% 0.1% 1.0x
33   Prothonotary Warbler 11.6% 39.2% 27.6% 3.4x
34   Indigo Bunting 12.1% 36.9% 24.9% 3.1x
35   Barred Owl 8.3% 36.6% 28.3% 4.4x
36   Yellow-rumped Warbler 46.7% 36.2% 10.5% 0.8x
37   Bald Eagle 11.6% 35.1% 23.4% 3.0x
38   Common Grackle 27.0% 34.0% 7.0% 1.3x
39   Ovenbird 18.7% 31.7% 13.0% 1.7x
40   Osprey 16.6% 31.7% 15.1% 1.9x
41   Mallard 30.0% 30.6% 0.6% 1.0x
42   Prairie Warbler 7.6% 30.6% 23.0% 4.0x
43   Belted Kingfisher 18.2% 29.9% 11.6% 1.6x
44   Red-headed Woodpecker 13.9% 29.9% 15.9% 2.1x
45   Blue Grosbeak 8.2% 29.1% 20.9% 3.5x
46   Brown Thrasher 20.6% 28.7% 8.1% 1.4x
47   Song Sparrow 22.5% 28.4% 5.9% 1.3x
48   House Wren 10.1% 28.0% 17.8% 2.8x
49   Pileated Woodpecker 19.7% 26.9% 7.1% 1.4x
50   Gray Catbird 18.7% 26.9% 8.2% 1.4x
51   Fish Crow 36.1% 26.5% 9.6% 0.7x
52   Chimney Swift 13.4% 25.7% 12.3% 1.9x
53   Orchard Oriole 6.3% 25.4% 19.1% 4.0x
54   Summer Tanager 13.7% 24.3% 10.5% 1.8x
55   Red-tailed Hawk 13.2% 22.8% 9.5% 1.7x
56   Ruby-throated Hummingbird 8.5% 22.4% 13.9% 2.6x
57   Yellow-breasted Chat 2.4% 22.4% 20.0% 9.2x
58   Palm Warbler 8.3% 22.0% 13.7% 2.6x
59   Brown-headed Nuthatch 31.9% 20.9% 11.0% 0.7x
60   Barn Swallow 19.1% 19.0% 0.1% 1.0x
61   Northern Waterthrush 3.2% 19.0% 15.8% 5.9x
62   Northern Flicker 13.8% 18.3% 4.5% 1.3x
63   Northern Mockingbird 28.3% 16.4% 11.9% 0.6x
64   Blue-winged Teal 2.0% 16.4% 14.4% 8.1x
65   Great Egret 2.3% 16.0% 13.7% 6.9x
66   American Robin 42.8% 15.7% 27.1% 0.4x
67   Northern Rough-winged Swallow 29.9% 15.7% 14.2% 0.5x
68   Yellow-throated Vireo 5.5% 15.3% 9.8% 2.8x
69   Black-and-white Warbler 14.2% 14.6% 0.4% 1.0x
70   Wood Thrush 8.0% 14.6% 6.6% 1.8x
71   Green Heron 6.7% 14.6% 7.8% 2.2x
72   Wild Turkey 1.6% 14.6% 13.0% 9.3x
73   Hooded Warbler 9.0% 13.8% 4.8% 1.5x
74   Louisiana Waterthrush 10.2% 13.1% 2.8% 1.3x
75   American Bittern 0.8% 12.7% 11.9% 15.7x
76   Great Crested Flycatcher 20.1% 12.3% 7.7% 0.6x
77   Eastern Kingbird 11.9% 12.3% 0.4% 1.0x
78   Eastern Phoebe 34.6% 11.9% 22.6% 0.3x
79   Hairy Woodpecker 9.0% 11.9% 2.9% 1.3x
80   Double-crested Cormorant 26.7% 11.6% 15.2% 0.4x
81   Savannah Sparrow 4.2% 11.6% 7.4% 2.8x
82   White-breasted Nuthatch 22.6% 10.1% 12.5% 0.4x
83   Hermit Thrush 8.2% 8.6% 0.4% 1.1x
84   Blue-headed Vireo 4.2% 8.2% 4.0% 1.9x
85   Yellow-billed Cuckoo 0.9% 8.2% 7.3% 8.8x
86   Tree Swallow 12.3% 7.8% 4.4% 0.6x
87   Eastern Meadowlark 6.7% 7.8% 1.1% 1.2x
88   Rusty Blackbird 0.8% 7.8% 7.1% 10.0x
89   Sedge Wren 0.2% 7.5% 7.2% 31.2x
90   American Redstart 8.8% 7.1% 1.7% 0.8x
91   Cooper's Hawk 3.9% 6.0% 2.1% 1.5x
92   Solitary Sandpiper 5.5% 5.6% 0.1% 1.0x
93   Winter Wren 1.2% 5.6% 4.4% 4.9x
94   Killdeer 16.6% 5.2% 11.4% 0.3x
95   Marsh Wren 0.1% 5.2% 5.1% 48.5x
96   Yellow Warbler 2.8% 4.9% 2.1% 1.7x
97   Virginia Rail 0.1% 4.9% 4.8% 73.8x
98   European Starling 21.5% 3.7% 17.8% 0.2x
99   Black-throated Blue Warbler 6.3% 3.7% 2.5% 0.6x
100   Scarlet Tanager 4.4% 3.7% 0.7% 0.8x
101   Ring-necked Duck 0.4% 3.7% 3.3% 9.8x
102   House Finch 26.1% 3.4% 22.7% 0.1x
103   Pied-billed Grebe 2.4% 3.4% 0.9% 1.4x
104   Hooded Merganser 2.2% 3.4% 1.1% 1.5x
105   Sharp-shinned Hawk 1.1% 3.4% 2.3% 3.1x
106   American Woodcock 0.1% 3.4% 3.3% 51.1x
107   Purple Martin 6.3% 3.0% 3.3% 0.5x
108   Cedar Waxwing 6.2% 3.0% 3.3% 0.5x
109   Acadian Flycatcher 2.3% 3.0% 0.7% 1.3x
110   Eastern Wood-Pewee 1.5% 3.0% 1.5% 2.1x
111   Cliff Swallow 3.4% 2.6% 0.8% 0.8x
112   Wilson's Snipe 1.0% 2.6% 1.6% 2.6x
113   duck sp. 0.7% 2.6% 1.9% 3.6x
114   Spotted Sandpiper 7.5% 2.2% 5.2% 0.3x
115   Rock Pigeon 5.6% 2.2% 3.4% 0.4x
116   American Kestrel 1.1% 2.2% 1.2% 2.1x
117   Dark-eyed Junco 4.7% 1.9% 2.8% 0.4x
118   Worm-eating Warbler 2.3% 1.9% 0.4% 0.8x
119   Yellow-bellied Sapsucker 1.4% 1.9% 0.5% 1.4x
120   Broad-winged Hawk 0.9% 1.9% 0.9% 2.0x
121   Northern Harrier 0.7% 1.9% 1.2% 2.7x
122   warbler sp. (Parulidae sp.) 0.4% 1.9% 1.5% 4.7x
123   Orange-crowned Warbler 0.3% 1.9% 1.5% 5.9x
124   Pine Siskin 3.8% 1.5% 2.3% 0.4x
125   Blue-winged Warbler 1.1% 1.5% 0.4% 1.3x
126   Great Horned Owl 0.9% 1.5% 0.6% 1.7x
127   Rose-breasted Grosbeak 1.4% 1.1% 0.3% 0.8x
128   crow sp. 1.4% 1.1% 0.2% 0.8x
129   Lesser Yellowlegs 1.3% 1.1% 0.2% 0.8x
130   Purple Finch 0.8% 1.1% 0.4% 1.5x
131   Greater Yellowlegs 0.7% 1.1% 0.4% 1.6x
132   Common Loon 0.6% 1.1% 0.5% 1.9x
133   Merlin 0.3% 1.1% 0.9% 4.4x
134   Accipiter sp. 0.2% 1.1% 1.0% 6.7x
135   Black-crowned Night-Heron 0.1% 1.1% 1.0% 14.4x
136   Ring-billed Gull 7.3% 0.7% 6.6% 0.1x
137   Grasshopper Sparrow 1.6% 0.7% 0.8% 0.5x
138   Veery 1.4% 0.7% 0.7% 0.5x
139   swallow sp. 1.0% 0.7% 0.3% 0.7x
140   Red-breasted Nuthatch 1.0% 0.7% 0.3% 0.7x
141   Golden-crowned Kinglet 0.8% 0.7% 0.1% 0.9x
142   Baltimore Oriole 0.6% 0.7% 0.1% 1.2x
143   hawk sp. 0.5% 0.7% 0.2% 1.4x
144   Green-winged Teal 0.4% 0.7% 0.3% 1.9x
145   Mississippi Kite 0.2% 0.7% 0.6% 4.0x
146   blackbird sp. 0.2% 0.7% 0.6% 4.3x
147   shorebird sp. 0.0% 0.7% 0.7% 15.6x
148   Common Gallinule 0.0% 0.7% 0.7% 41.6x
149   Bobolink 1.6% 0.4% 1.2% 0.2x
150   American Coot 1.0% 0.4% 0.6% 0.4x
151   Swainson's Thrush 0.9% 0.4% 0.5% 0.4x
152   Yellow-crowned Night-Heron 0.6% 0.4% 0.2% 0.6x
153   Cape May Warbler 0.4% 0.4% 0.0% 0.9x
154   Brown Creeper 0.4% 0.4% 0.0% 1.0x
155   Vesper Sparrow 0.4% 0.4% 0.0% 1.1x
156   Bank Swallow 0.3% 0.4% 0.1% 1.2x
157   Downy/Hairy Woodpecker 0.3% 0.4% 0.1% 1.3x
158   American Pipit 0.2% 0.4% 0.2% 1.7x
159   Northern Bobwhite 0.1% 0.4% 0.2% 3.0x
160   Gadwall 0.1% 0.4% 0.3% 3.1x
161   Anhinga 0.1% 0.4% 0.3% 3.7x
162   Sora 0.1% 0.4% 0.3% 3.9x
163   new world vulture sp. 0.1% 0.4% 0.3% 4.8x
164   Red Crossbill 0% 0.4% 0.4%
165   Northern Saw-whet Owl 0% 0.4% 0.4%