Top Birds at Norton Basin Natural Resource Area in April
relative to other locations within 25 miles of 35.791540, -78.781117
based on 3 checklists
This page shows the probability of a species appearing on a checklist at Norton Basin Natural Resource Area 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 | Mourning Dove | 45.4% | 100.0% | 54.6% | |||
| 2 | Eastern Towhee | 44.6% | 100.0% | 55.4% | |||
| 3 | American Robin | 42.0% | 100.0% | 58.0% | |||
| 4 | Red-winged Blackbird | 26.8% | 100.0% | 73.2% | |||
| 5 | Common Grackle | 25.9% | 100.0% | 74.1% | |||
| 6 | Song Sparrow | 23.8% | 100.0% | 76.2% | |||
| 7 | European Starling | 19.9% | 100.0% | 80.1% | |||
| 8 | American Herring Gull | 0.5% | 100.0% | 99.5% | |||
| 9 | Forster's Tern | 0.2% | 100.0% | 99.8% | |||
| 10 | Laughing Gull | 0.1% | 100.0% | 99.9% | |||
| 11 | Brant | 0% | 100.0% | 100.0% | |||
| 12 | Northern Cardinal | 80.7% | 66.7% | 14.0% | |||
| 13 | Carolina Wren | 71.6% | 66.7% | 4.9% | |||
| 14 | White-throated Sparrow | 57.3% | 66.7% | 9.3% | |||
| 15 | Northern Mockingbird | 26.9% | 66.7% | 39.8% | |||
| 16 | Double-crested Cormorant | 25.8% | 66.7% | 40.9% | |||
| 17 | Gray Catbird | 18.3% | 66.7% | 48.4% | |||
| 18 | Swamp Sparrow | 14.1% | 66.7% | 52.6% | |||
| 19 | Field Sparrow | 10.7% | 66.7% | 56.0% | |||
| 20 | Ring-billed Gull | 6.3% | 66.7% | 60.4% | |||
| 21 | Great Egret | 2.2% | 66.7% | 64.4% | |||
| 22 | Red-breasted Merganser | 0.7% | 66.7% | 66.0% | |||
| 23 | Common Loon | 0.6% | 66.7% | 66.0% | |||
| 24 | American Oystercatcher | 0.0% | 66.7% | 66.7% | |||
| 25 | American Crow | 56.7% | 33.3% | 23.4% | |||
| 26 | American Goldfinch | 47.1% | 33.3% | 13.8% | |||
| 27 | Yellow-rumped Warbler | 44.8% | 33.3% | 11.4% | |||
| 28 | Brown-headed Cowbird | 38.0% | 33.3% | 4.7% | |||
| 29 | Fish Crow | 37.0% | 33.3% | 3.6% | |||
| 30 | Mallard | 29.5% | 33.3% | 3.8% | |||
| 31 | Belted Kingfisher | 18.6% | 33.3% | 14.7% | |||
| 32 | Osprey | 17.5% | 33.3% | 15.8% | |||
| 33 | Killdeer | 17.3% | 33.3% | 16.1% | |||
| 34 | Tree Swallow | 14.5% | 33.3% | 18.8% | |||
| 35 | Northern Flicker | 13.1% | 33.3% | 20.2% | |||
| 36 | Red-tailed Hawk | 12.5% | 33.3% | 20.8% | |||
| 37 | Rock Pigeon | 4.9% | 33.3% | 28.4% | |||
| 38 | House Sparrow | 2.2% | 33.3% | 31.2% | |||
| 39 | Greater Yellowlegs | 0.8% | 33.3% | 32.5% | |||
| 40 | Mute Swan | 0.4% | 33.3% | 32.9% | |||
| 41 | Snowy Egret | 0.1% | 33.3% | 33.2% | |||
| 42 | Great Black-backed Gull | 0% | 33.3% | 33.3% | |||
| 43 | Monk Parakeet | 0% | 33.3% | 33.3% | |||
| 44 | Boat-tailed Grackle | 0% | 33.3% | 33.3% |