Bird Finder

Top Birds at Passaic River Park (Union) in April
relative to other locations within 25 miles of 40.781243, -73.966507

based on 64 checklists

This page shows the probability of a species appearing on a checklist at Passaic River Park (Union) 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
1   American Robin 74.8% 89.1% 14.3%
2   Song Sparrow 48.5% 71.9% 23.4%
3   Red-bellied Woodpecker 39.5% 67.2% 27.7%
4   Canada Goose 51.9% 60.9% 9.0%
5   Blue Jay 52.1% 57.8% 5.7%
6   Yellow-rumped Warbler 30.9% 57.8% 27.0%
7   Northern Cardinal 60.5% 56.2% 4.3%
8   White-throated Sparrow 58.1% 56.2% 1.9%
9   Northern Flicker 45.2% 56.2% 11.0%
10   Downy Woodpecker 36.9% 51.6% 14.6%
11   White-breasted Nuthatch 16.9% 45.3% 28.4%
12   Tufted Titmouse 24.2% 40.6% 16.4%
13   European Starling 56.8% 39.1% 17.7%
14   Ruby-crowned Kinglet 30.0% 37.5% 7.5%
15   American Goldfinch 27.3% 37.5% 10.2%
16   Carolina Wren 22.9% 37.5% 14.6%
17   Red-winged Blackbird 53.5% 35.9% 17.5%
18   Palm Warbler 26.9% 35.9% 9.0%
19   Common Grackle 48.3% 34.4% 14.0%
20   Eastern Phoebe 19.2% 32.8% 13.6%
21   Hairy Woodpecker 9.4% 31.2% 21.8%
22   Mallard 53.0% 29.7% 23.3%
23   Brown-headed Cowbird 21.8% 29.7% 7.8%
24   American Crow 19.0% 28.1% 9.1%
25   Black-capped Chickadee 20.0% 25.0% 5.0%
26   Mourning Dove 52.1% 23.4% 28.7%
27   Turkey Vulture 12.0% 23.4% 11.5%
28   Dark-eyed Junco 20.3% 21.9% 1.5%
29   Blue-gray Gnatcatcher 15.7% 20.3% 4.6%
30   Pileated Woodpecker 2.4% 20.3% 17.9%
31   Northern Rough-winged Swallow 10.3% 18.8% 8.5%
32   House Wren 7.9% 18.8% 10.9%
33   Fish Crow 15.5% 17.2% 1.7%
34   Great Blue Heron 11.0% 17.2% 6.2%
35   Cooper's Hawk 3.6% 17.2% 13.5%
36   House Finch 16.3% 15.6% 0.6%
37   Barred Owl 0.6% 15.6% 15.1%
38   Red-tailed Hawk 23.8% 12.5% 11.3%
39   Wood Duck 14.4% 12.5% 1.9%
40   Barn Swallow 13.4% 12.5% 0.9%
41   Rusty Blackbird 4.3% 12.5% 8.2%
42   Tree Swallow 20.6% 10.9% 9.7%
43   Golden-crowned Kinglet 11.9% 9.4% 2.6%
44   House Sparrow 54.3% 7.8% 46.5%
45   Pine Warbler 14.9% 7.8% 7.1%
46   Red-shouldered Hawk 1.1% 7.8% 6.7%
47   Swamp Sparrow 18.6% 6.2% 12.3%
48   Black-and-white Warbler 12.8% 6.2% 6.6%
49   Cedar Waxwing 3.4% 6.2% 2.8%
50   Hermit Thrush 27.2% 4.7% 22.5%
51   Chipping Sparrow 25.2% 4.7% 20.5%
52   Gray Catbird 10.9% 4.7% 6.2%
53   Belted Kingfisher 10.1% 4.7% 5.5%
54   Brown Creeper 9.8% 4.7% 5.1%
55   Northern Mockingbird 28.4% 3.1% 25.3%
56   Yellow Warbler 7.9% 3.1% 4.8%
57   Bald Eagle 4.2% 3.1% 1.1%
58   Common Raven 4.1% 3.1% 0.9%
59   Winter Wren 3.9% 3.1% 0.8%
60   Hooded Merganser 2.8% 3.1% 0.3%
61   Purple Finch 1.8% 3.1% 1.3%
62   Pine Siskin 0.6% 3.1% 2.5%
63   Eastern Towhee 22.4% 1.6% 20.8%
64   Field Sparrow 8.6% 1.6% 7.1%
65   Chimney Swift 5.9% 1.6% 4.4%
66   Northern Parula 5.9% 1.6% 4.3%
67   Warbling Vireo 4.4% 1.6% 2.8%
68   Common Yellowthroat 4.2% 1.6% 2.7%
69   Black Vulture 2.4% 1.6% 0.8%
70   Rose-breasted Grosbeak 1.9% 1.6% 0.3%
71   Solitary Sandpiper 1.0% 1.6% 0.5%
72   Red-headed Woodpecker 0.6% 1.6% 0.9%