Top Birds at Alvin P. Williams Park (Sewaren Marina Park) in August
relative to other locations within 25 miles of New York City, United States
based on 3 checklists
This page shows the probability of a species appearing on a checklist at Alvin P. Williams Park (Sewaren Marina Park) in August. 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 | Percentile | |
| 1 | Mourning Dove | 0 | 3 | 3 | 3 | 100.0% | 78% | ||
| 2 | Double-crested Cormorant | 0 | 3 | 3 | 3 | 100.0% | 79% | ||
| 3 | American Herring Gull | 0 | 3 | 3 | 3 | 100.0% | 78% | ||
| 4 | Northern Mockingbird | 0 | 3 | 3 | 3 | 100.0% | 89% | ||
| 5 | Great Black-backed Gull | 0 | 3 | 3 | 3 | 100.0% | 82% | ||
| 6 | European Starling | 0 | 2 | 2 | 2 | 66.7% | 56% | ||
| 7 | Rock Pigeon | 0 | 2 | 2 | 2 | 66.7% | 58% | ||
| 8 | American Goldfinch | 0 | 2 | 2 | 2 | 66.7% | 62% | ||
| 9 | Laughing Gull | 0 | 2 | 2 | 2 | 66.7% | 52% | ||
| 10 | Great Egret | 0 | 2 | 2 | 2 | 66.7% | 63% | ||
| 11 | Osprey | 0 | 2 | 2 | 2 | 66.7% | 63% | ||
| 12 | Gray Catbird | 0 | 1 | 1 | 1 | 33.3% | 20% | ||
| 13 | House Sparrow | 0 | 1 | 1 | 1 | 33.3% | 15% | ||
| 14 | Northern Cardinal | 0 | 1 | 1 | 1 | 33.3% | 22% | ||
| 15 | Canada Goose | 0 | 1 | 1 | 1 | 33.3% | 29% | ||
| 16 | Barn Swallow | 0 | 1 | 1 | 1 | 33.3% | 28% | ||
| 17 | Song Sparrow | 0 | 1 | 1 | 1 | 33.3% | 32% | ||
| 18 | Ring-billed Gull | 0 | 1 | 1 | 1 | 33.3% | 30% | ||
| 19 | Great Blue Heron | 0 | 1 | 1 | 1 | 33.3% | 32% | ||
| 20 | Red-winged Blackbird | 0 | 1 | 1 | 1 | 33.3% | 42% | ||
| 21 | Common Yellowthroat | 0 | 1 | 1 | 1 | 33.3% | 58% | ||
| 22 | Brown-headed Cowbird | 0 | 1 | 1 | 1 | 33.3% | 78% | ||
| 23 | Common Raven | 0 | 1 | 1 | 1 | 33.3% | 84% | ||