Where to find Tree Swallow in September
within 25 miles of Cary, NC, USA
This page shows which locations in the selected region historically had the highest probability of a checklist including Tree Swallow in September. Because some locations may be undersampled, the results are sorted based on a confidence score which takes into account how many samples are available. The bar chart shows how the probability of observing this species varies over the year.
- Click on a month in the bar chart to switch to that month.
- Click on a location to view its top birds.
- Click here to view a map on eBird.