Species · Delaware · BBS 2025 Release · 1966–2024
Yellow-breasted Chat Population Trend in Delaware
Yellow-breasted Chat in Delaware has edged down: down 23% on the route-weighted index since 1968.
-23%Since 1968
17Routes In State
58Years
Notable Yellow-breasted Chat Trends in Delaware
No notable trend signals for Yellow-breasted Chat in Delaware. See the full index history below.
Yellow-breasted Chat Population Forecast in Delaware
If the recent trend holds, Yellow-breasted Chat in Delaware is projected to stay roughly flat through 2029, near 2.8 (95% range 1.0–4.6). A 5-year backtest shows a typical error of ±14.3%, with 100% of held-out values landing inside the 95% band.
-6%Change by 2029
2.8Projected 2029 index
1.0–4.695% range
±14.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 2.8 | 1.00 | 4.6 |
| 2026 | 2.8 | 1.0 | 4.6 |
| 2027 | 2.8 | 1.0 | 4.6 |
| 2028 | 2.8 | 1.0 | 4.6 |
| 2029 | 2.8 | 1.0 | 4.6 |
Yellow-breasted Chat Survey Routes in Delaware
| Blackbird | 8 | 2024 | 1994 |
| Holleyville | 5 | 2004 | 1966 |
| Millsboro | 5 | 2017 | 2017 |
| Pepperbox | 5 | 2016 | 1998 |
| Milton 2 | 5 | 2017 | 2017 |
| Harrington | 3 | 2024 | 1966 |
| Holleyville 2 | 3 | 2024 | 2006 |
| Georgetown | 3 | 2022 | 1992 |
| Mt Pleasant | 2 | 2016 | 1966 |
| Dover | 2 | 1979 | 1966 |
| Milton | 2 | 2016 | 1966 |
| Wilmington | 1 | 2014 | 1966 |
| Frederica | 1 | 2014 | 1966 |
| Frankford | 1 | 2012 | 1966 |
| Lowes Xrds | 1 | 1991 | 1966 |
| Bethany Bch | 1 | 1986 | 1966 |
| Pepperbox 2 | 1 | 2024 | 2017 |
Yellow-breasted Chat Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.