Top Birds at Greenwich Harbor in April
relative to other locations within 25 miles of 40.781243, -73.966507
based on 18 checklists
This page shows the probability of a species appearing on a checklist at Greenwich Harbor 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 | American Robin | 74.8% | 83.3% | 8.6% | |||
| 2 | Mallard | 53.0% | 83.3% | 30.3% | |||
| 3 | American Black Duck | 9.9% | 83.3% | 73.4% | |||
| 4 | Canada Goose | 51.9% | 77.8% | 25.8% | |||
| 5 | Song Sparrow | 48.5% | 77.8% | 29.3% | |||
| 6 | American Herring Gull | 25.2% | 77.8% | 52.5% | |||
| 7 | European Starling | 56.8% | 72.2% | 15.4% | |||
| 8 | Double-crested Cormorant | 36.7% | 72.2% | 35.5% | |||
| 9 | Bufflehead | 11.3% | 72.2% | 60.9% | |||
| 10 | Fish Crow | 15.5% | 66.7% | 51.1% | |||
| 11 | House Sparrow | 54.2% | 61.1% | 6.9% | |||
| 12 | Brant | 13.1% | 61.1% | 48.0% | |||
| 13 | Red-breasted Merganser | 7.0% | 61.1% | 54.1% | |||
| 14 | Common Grackle | 48.3% | 55.6% | 7.2% | |||
| 15 | Great Egret | 21.1% | 55.6% | 34.5% | |||
| 16 | Common Loon | 5.0% | 55.6% | 50.5% | |||
| 17 | Blue Jay | 52.1% | 50.0% | 2.1% | |||
| 18 | Ring-billed Gull | 22.5% | 50.0% | 27.5% | |||
| 19 | Northern Cardinal | 60.5% | 44.4% | 16.1% | |||
| 20 | Red-winged Blackbird | 53.4% | 44.4% | 9.0% | |||
| 21 | Great Black-backed Gull | 14.3% | 44.4% | 30.2% | |||
| 22 | Rock Pigeon | 35.2% | 38.9% | 3.6% | |||
| 23 | Northern Mockingbird | 28.4% | 38.9% | 10.5% | |||
| 24 | American Coot | 6.5% | 38.9% | 32.4% | |||
| 25 | Snowy Egret | 6.5% | 33.3% | 26.8% | |||
| 26 | Bonaparte's Gull | 0.9% | 33.3% | 32.4% | |||
| 27 | Chipping Sparrow | 25.2% | 27.8% | 2.6% | |||
| 28 | Mourning Dove | 52.1% | 22.2% | 29.9% | |||
| 29 | Osprey | 20.0% | 22.2% | 2.2% | |||
| 30 | Mute Swan | 14.1% | 22.2% | 8.1% | |||
| 31 | Gadwall | 8.3% | 22.2% | 13.9% | |||
| 32 | Red-throated Loon | 3.8% | 22.2% | 18.4% | |||
| 33 | House Finch | 16.3% | 16.7% | 0.4% | |||
| 34 | Barn Swallow | 13.4% | 16.7% | 3.2% | |||
| 35 | Great Blue Heron | 11.0% | 16.7% | 5.7% | |||
| 36 | Killdeer | 8.9% | 16.7% | 7.8% | |||
| 37 | Black-crowned Night-Heron | 6.9% | 16.7% | 9.8% | |||
| 38 | Pied-billed Grebe | 2.8% | 16.7% | 13.9% | |||
| 39 | Horned Grebe | 2.4% | 16.7% | 14.2% | |||
| 40 | Northern Flicker | 45.2% | 11.1% | 34.1% | |||
| 41 | White-throated Sparrow | 58.1% | 5.6% | 52.6% | |||
| 42 | Downy Woodpecker | 37.0% | 5.6% | 31.4% | |||
| 43 | American Goldfinch | 27.4% | 5.6% | 21.8% | |||
| 44 | Brown-headed Cowbird | 21.9% | 5.6% | 16.3% | |||
| 45 | Black-capped Chickadee | 20.0% | 5.6% | 14.4% | |||
| 46 | Northern Rough-winged Swallow | 10.3% | 5.6% | 4.7% | |||
| 47 | Bald Eagle | 4.2% | 5.6% | 1.4% | |||
| 48 | Lesser Scaup | 1.1% | 5.6% | 4.5% |