Top Birds at Harlem River, 90th-107th St. in April
relative to other locations within 25 miles of 35.791540, -78.781117
based on 16 checklists
This page shows the probability of a species appearing on a checklist at Harlem River, 90th-107th St. 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.
| Rank | Info | Pics | Species | Entire Region | This Location | Difference | |
|---|---|---|---|---|---|---|---|
| 1 | Double-crested Cormorant | 25.8% | 87.5% | 61.7% | |||
| 2 | Great Black-backed Gull | 0% | 50.0% | 50.0% | |||
| 3 | Canada Goose | 48.6% | 37.5% | 11.1% | |||
| 4 | Brant | 0% | 37.5% | 37.5% | |||
| 5 | Rock Pigeon | 4.9% | 31.2% | 26.3% | |||
| 6 | European Starling | 19.9% | 25.0% | 5.1% | |||
| 7 | Ring-billed Gull | 6.3% | 25.0% | 18.7% | |||
| 8 | Red-throated Loon | 0% | 25.0% | 25.0% | |||
| 9 | Mallard | 29.5% | 18.8% | 10.8% | |||
| 10 | House Sparrow | 2.2% | 18.8% | 16.6% | |||
| 11 | American Herring Gull | 0.5% | 18.8% | 18.3% | |||
| 12 | Barn Swallow | 19.6% | 12.5% | 7.1% | |||
| 13 | Great Egret | 2.2% | 12.5% | 10.3% | |||
| 14 | Black-crowned Night-Heron | 0.1% | 12.5% | 12.4% | |||
| 15 | Red-winged Blackbird | 26.8% | 6.2% | 20.5% | |||
| 16 | Ruddy Duck | 2.9% | 6.2% | 3.4% | |||
| 17 | Bufflehead | 1.3% | 6.2% | 5.0% | |||
| 18 | Gadwall | 0.1% | 6.2% | 6.1% | |||
| 19 | Snowy Egret | 0.1% | 6.2% | 6.2% | |||
| 20 | American Black Duck | 0.1% | 6.2% | 6.2% | |||
| 21 | Peregrine Falcon | 0.0% | 6.2% | 6.2% |