Bird Finder

Top Birds at Glennstone/Heron Rookery in March
relative to other locations within 25 miles of Cary, NC, USA

based on 16 checklists

This page shows the probability of a species appearing on a checklist at Glennstone/Heron Rookery during the month of March. 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   Great Blue Heron 44.2% 93.8% 49.5% 2.1x
2   Northern Cardinal 75.0% 87.5% 12.5% 1.2x
3   Carolina Wren 66.9% 75.0% 8.1% 1.1x
4   American Crow 58.7% 75.0% 16.3% 1.3x
5   Red-bellied Woodpecker 55.6% 75.0% 19.4% 1.3x
6   Canada Goose 50.9% 75.0% 24.1% 1.5x
7   Blue Jay 45.1% 75.0% 29.9% 1.7x
8   Red-shouldered Hawk 34.5% 75.0% 40.5% 2.2x
9   Carolina Chickadee 68.4% 68.8% 0.3% 1.0x
10   Tufted Titmouse 65.9% 68.8% 2.8% 1.0x
11   Ruby-crowned Kinglet 41.8% 68.8% 26.9% 1.6x
12   Eastern Bluebird 50.4% 62.5% 12.1% 1.2x
13   Pine Warbler 50.3% 62.5% 12.2% 1.2x
14   American Robin 52.9% 56.2% 3.3% 1.1x
15   Turkey Vulture 45.9% 56.2% 10.4% 1.2x
16   Great Egret 2.0% 56.2% 54.3% 28.2x
17   Downy Woodpecker 46.4% 50.0% 3.6% 1.1x
18   Chipping Sparrow 31.1% 50.0% 18.9% 1.6x
19   House Finch 25.1% 50.0% 24.9% 2.0x
20   Eastern Phoebe 40.9% 43.8% 2.8% 1.1x
21   Northern Mockingbird 29.7% 43.8% 14.0% 1.5x
22   White-breasted Nuthatch 25.5% 43.8% 18.3% 1.7x
23   Black Vulture 17.8% 43.8% 26.0% 2.5x
24   Song Sparrow 48.9% 37.5% 11.4% 0.8x
25   Eastern Towhee 43.2% 37.5% 5.7% 0.9x
26   Mourning Dove 41.1% 37.5% 3.6% 0.9x
27   American Goldfinch 31.3% 37.5% 6.2% 1.2x
28   Dark-eyed Junco 24.3% 37.5% 13.2% 1.5x
29   Brown Thrasher 21.3% 37.5% 16.2% 1.8x
30   Winter Wren 8.6% 37.5% 28.9% 4.4x
31   Mallard 38.3% 31.2% 7.1% 0.8x
32   Fish Crow 35.8% 31.2% 4.6% 0.9x
33   Brown-headed Nuthatch 34.3% 31.2% 3.0% 0.9x
34   Northern Flicker 27.6% 31.2% 3.6% 1.1x
35   Swamp Sparrow 16.1% 31.2% 15.1% 1.9x
36   Red-tailed Hawk 15.6% 31.2% 15.7% 2.0x
37   Wood Duck 15.4% 31.2% 15.8% 2.0x
38   White-throated Sparrow 53.9% 25.0% 28.9% 0.5x
39   Yellow-rumped Warbler 44.6% 25.0% 19.6% 0.6x
40   Belted Kingfisher 22.1% 25.0% 2.9% 1.1x
41   European Starling 20.1% 25.0% 4.9% 1.2x
42   Common Grackle 18.3% 25.0% 6.7% 1.4x
43   Golden-crowned Kinglet 18.0% 25.0% 7.0% 1.4x
44   Red-headed Woodpecker 11.7% 25.0% 13.3% 2.1x
45   Red-winged Blackbird 21.4% 18.8% 2.7% 0.9x
46   Brown-headed Cowbird 15.6% 18.8% 3.1% 1.2x
47   Hermit Thrush 15.1% 18.8% 3.6% 1.2x
48   Blue-gray Gnatcatcher 13.7% 18.8% 5.0% 1.4x
49   Hairy Woodpecker 9.6% 18.8% 9.1% 1.9x
50   Pileated Woodpecker 17.3% 12.5% 4.8% 0.7x
51   Yellow-bellied Sapsucker 14.8% 12.5% 2.3% 0.8x
52   Osprey 14.6% 12.5% 2.1% 0.9x
53   Hooded Merganser 9.8% 12.5% 2.7% 1.3x
54   Yellow-throated Warbler 7.4% 12.5% 5.1% 1.7x
55   Barred Owl 7.2% 12.5% 5.3% 1.7x
56   Brown Creeper 6.7% 12.5% 5.8% 1.9x
57   Common Yellowthroat 5.9% 12.5% 6.6% 2.1x
58   Red-breasted Nuthatch 2.2% 12.5% 10.3% 5.8x
59   Ring-billed Gull 17.9% 6.2% 11.7% 0.3x
60   Field Sparrow 16.6% 6.2% 10.3% 0.4x
61   Bald Eagle 15.2% 6.2% 8.9% 0.4x
62   Northern Rough-winged Swallow 12.7% 6.2% 6.4% 0.5x
63   Cooper's Hawk 5.0% 6.2% 1.3% 1.3x
64   Northern Parula 3.6% 6.2% 2.6% 1.7x
65   White-eyed Vireo 3.5% 6.2% 2.7% 1.8x
66   Purple Finch 1.7% 6.2% 4.5% 3.6x