Top Birds at Perth Amboy--Waterfront in July
relative to other locations within 25 miles of New York City, United States
based on 14 checklists
This page shows the probability of a species appearing on a checklist at Perth Amboy--Waterfront in July. 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.
| Evidence | Sampling | Score | |||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Links | Species | Media | Years | Birders | Hits | Frequency | Relative | Rank |
| 1 | Laughing Gull | 1 | 3 | 10 | 13 | 92.9% | +56.2% | 62 / 680 | |
| 2 | Double-crested Cormorant | 1 | 3 | 9 | 12 | 85.7% | +41.2% | 94 / 867 | |
| 3 | American Herring Gull | 0 | 2 | 8 | 11 | 78.6% | +37.5% | 125 / 815 | |
| 4 | Great Egret | 0 | 3 | 8 | 10 | 71.4% | +31.6% | 130 / 714 | |
| 5 | Great Black-backed Gull | 0 | 2 | 8 | 10 | 71.4% | +44.1% | 82 / 577 | |
| 6 | Ring-billed Gull | 1 | 3 | 8 | 10 | 71.4% | +44.5% | 64 / 660 | |
| 7 | House Sparrow | 0 | 2 | 6 | 9 | 64.3% | +7.7% | 422 / 1232 | |
| 8 | Rock Pigeon | 0 | 2 | 7 | 9 | 64.3% | +28.2% | 214 / 998 | |
| 9 | Common Tern | 0 | 2 | 7 | 8 | 57.1% | +33.7% | 142 / 428 | |
| 10 | Osprey | 0 | 2 | 6 | 7 | 50.0% | +20.8% | 201 / 678 | |
| 11 | Chimney Swift | 0 | 1 | 6 | 7 | 50.0% | +27.3% | 130 / 860 | |
| 12 | European Starling | 0 | 2 | 3 | 5 | 35.7% | -18.5% | 711 / 1135 | |
| 13 | Royal Tern | 0 | 1 | 5 | 5 | 35.7% | +34.2% | 10 / 87 | |
| 14 | Brown Pelican | 0 | 1 | 5 | 5 | 35.7% | +35.1% | 4 / 45 | |
| 15 | House Finch | 0 | 2 | 2 | 4 | 28.6% | +11.4% | 180 / 704 | |
| 16 | Fish Crow | 0 | 1 | 4 | 4 | 28.6% | +14.2% | 197 / 657 | |
| 17 | Mourning Dove | 0 | 1 | 3 | 3 | 21.4% | -30.3% | 897 / 1132 | |
| 18 | Song Sparrow | 0 | 1 | 3 | 3 | 21.4% | -27.4% | 660 / 892 | |
| 19 | American Oystercatcher | 0 | 1 | 3 | 3 | 21.4% | +5.4% | 151 / 235 | |
| 20 | Mute Swan | 0 | 2 | 2 | 3 | 21.4% | +8.6% | 107 / 257 | |
| 21 | American Black Duck | 0 | 1 | 3 | 3 | 21.4% | +13.2% | 53 / 290 | |
| 22 | American Robin | 0 | 1 | 2 | 2 | 14.3% | -49.2% | 1100 / 1188 | |
| 23 | Barn Swallow | 0 | 1 | 2 | 2 | 14.3% | -34.4% | 783 / 923 | |
| 24 | Canada Goose | 0 | 1 | 2 | 2 | 14.3% | -24.9% | 631 / 789 | |
| 25 | Mallard | 0 | 2 | 2 | 2 | 14.3% | -23.8% | 557 / 730 | |
| 26 | Great Blue Heron | 0 | 1 | 1 | 2 | 14.3% | -13.8% | 463 / 685 | |
| 27 | Tree Swallow | 0 | 1 | 2 | 2 | 14.3% | -8.1% | 317 / 519 | |
| 28 | Forster's Tern | 1 | 2 | 2 | 2 | 14.3% | -3.0% | 238 / 361 | |
| 29 | Bald Eagle | 0 | 1 | 2 | 2 | 14.3% | +12.2% | 50 / 191 | |
| 30 | Sandwich Tern | 1 | 1 | 2 | 2 | 14.3% | +14.2% | 3 / 6 | |
| 31 | Red-winged Blackbird | 0 | 1 | 1 | 1 | 7.1% | -43.9% | 805 / 852 | |
| 32 | Northern Cardinal | 0 | 1 | 1 | 1 | 7.1% | -39.5% | 978 / 1002 | |
| 33 | Northern Mockingbird | 0 | 1 | 1 | 1 | 7.1% | -34.3% | 913 / 952 | |
| 34 | Common Grackle | 0 | 1 | 1 | 1 | 7.1% | -28.1% | 894 / 936 | |
| 35 | American Goldfinch | 0 | 1 | 1 | 1 | 7.1% | -23.6% | 694 / 740 | |
| 36 | Snowy Egret | 0 | 1 | 1 | 1 | 7.1% | -16.5% | 334 / 402 | |
| 37 | Least Tern | 0 | 1 | 1 | 1 | 7.1% | -7.6% | 228 / 271 | |
| 38 | Black Skimmer | 0 | 1 | 1 | 1 | 7.1% | -3.4% | 187 / 251 | |