Bird Finder

Top Birds at Grass Island Natural Area in February
relative to other locations within 25 miles of 40.781243, -73.966507

based on 245 checklists

This page shows the probability of a species appearing on a checklist at Grass Island Natural Area in February. 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
1   Ring-billed Gull 50.5% 88.2% 37.7%
2   Bufflehead 31.8% 88.2% 56.4%
3   American Black Duck 26.5% 82.0% 55.5%
4   American Herring Gull 41.1% 78.4% 37.3%
5   Mallard 49.8% 78.0% 28.2%
6   Canada Goose 56.1% 75.9% 19.8%
7   Red-breasted Merganser 19.8% 67.3% 47.6%
8   Hooded Merganser 19.6% 64.1% 44.5%
9   Gadwall 15.4% 60.4% 45.1%
10   Lesser Scaup 4.7% 60.4% 55.8%
11   European Starling 38.2% 53.9% 15.7%
12   Fish Crow 7.2% 46.1% 38.9%
13   Redhead 2.0% 40.8% 38.8%
14   American Coot 10.6% 35.9% 25.3%
15   Song Sparrow 34.3% 35.1% 0.8%
16   Greater Scaup 9.5% 33.5% 24.0%
17   Mute Swan 14.9% 31.8% 16.9%
18   Rock Pigeon 29.1% 27.3% 1.7%
19   Great Black-backed Gull 28.2% 26.1% 2.1%
20   Ruddy Duck 15.7% 24.9% 9.2%
21   Common Loon 9.0% 24.9% 15.9%
22   Blue Jay 35.9% 21.2% 14.7%
23   American Robin 32.3% 19.6% 12.7%
24   White-throated Sparrow 41.7% 19.2% 22.5%
25   Mourning Dove 33.4% 18.8% 14.6%
26   Northern Cardinal 40.7% 18.4% 22.3%
27   Canvasback 3.3% 17.1% 13.8%
28   Red-tailed Hawk 23.1% 13.9% 9.2%
29   House Sparrow 40.6% 13.1% 27.5%
30   Killdeer 3.8% 12.7% 8.9%
31   Carolina Wren 16.1% 12.2% 3.8%
32   Bonaparte's Gull 0.6% 12.2% 11.6%
33   American Crow 21.4% 11.4% 10.0%
34   Downy Woodpecker 27.8% 10.2% 17.6%
35   Common Grackle 13.4% 9.0% 4.4%
36   Belted Kingfisher 5.3% 8.2% 2.9%
37   Common Merganser 9.5% 7.8% 1.7%
38   Black-capped Chickadee 22.1% 7.3% 14.8%
39   Red-winged Blackbird 18.4% 6.9% 11.5%
40   Northern Mockingbird 24.0% 6.1% 17.9%
41   Red-bellied Woodpecker 25.8% 5.7% 20.1%
42   Dark-eyed Junco 16.2% 5.7% 10.5%
43   Great Blue Heron 11.8% 5.3% 6.5%
44   Long-tailed Duck 7.7% 5.3% 2.4%
45   Cooper's Hawk 7.7% 4.5% 3.2%
46   Red-throated Loon 7.4% 4.5% 2.9%
47   Tufted Titmouse 20.2% 3.7% 16.5%
48   House Finch 13.8% 3.7% 10.2%
49   American Goldfinch 11.4% 3.3% 8.1%
50   Bald Eagle 6.2% 3.3% 2.9%
51   Great Cormorant 4.5% 3.3% 1.2%
52   Green-winged Teal 4.9% 2.9% 2.1%
53   Fox Sparrow 7.3% 2.4% 4.8%
54   Turkey Vulture 6.5% 2.4% 4.0%
55   American Wigeon 7.0% 2.0% 5.0%
56   American Tree Sparrow 6.8% 2.0% 4.7%
57   Brant 20.2% 1.6% 18.5%
58   Horned Grebe 7.9% 1.6% 6.3%
59   Hairy Woodpecker 7.7% 1.6% 6.1%
60   Peregrine Falcon 4.6% 1.6% 3.0%
61   Pied-billed Grebe 3.8% 1.6% 2.2%
62   White-breasted Nuthatch 18.3% 1.2% 17.0%
63   Double-crested Cormorant 12.1% 1.2% 10.8%
64   Ring-necked Duck 5.9% 1.2% 4.7%
65   Common Raven 4.3% 1.2% 3.1%
66   Swamp Sparrow 3.6% 1.2% 2.4%
67   Savannah Sparrow 1.2% 1.2% 0.0%
68   Northern Shoveler 16.6% 0.8% 15.8%
69   Northern Pintail 3.4% 0.8% 2.6%
70   Sharp-shinned Hawk 2.0% 0.8% 1.2%
71   Brown-headed Cowbird 1.7% 0.8% 0.9%
72   Gray Catbird 1.7% 0.8% 0.9%
73   Eastern Towhee 1.5% 0.8% 0.7%
74   Northern Gannet 1.0% 0.8% 0.2%
75   Northern Flicker 6.3% 0.4% 5.8%
76   Yellow-bellied Sapsucker 4.8% 0.4% 4.4%
77   Northern Harrier 4.3% 0.4% 3.9%
78   Cedar Waxwing 2.3% 0.4% 1.9%
79   Winter Wren 2.3% 0.4% 1.9%
80   Merlin 2.0% 0.4% 1.6%
81   Snow Bunting 1.2% 0.4% 0.8%
82   White-crowned Sparrow 0.6% 0.4% 0.2%
83   Great Egret 0.2% 0.4% 0.2%
84   Laughing Gull 0.0% 0.4% 0.4%