Species · Pennsylvania · BBS 2025 Release · 1966–2024
American Goshawk Population Trend in Pennsylvania
American Goshawk in Pennsylvania has fallen sharply: down 61% on the route-weighted index since 1981.
-61%Since 1981
13Routes In State
18Years
Notable American Goshawk Trends in Pennsylvania
No notable trend signals for American Goshawk in Pennsylvania. See the full index history below.
American Goshawk Population Forecast in Pennsylvania
If the recent trend holds, American Goshawk in Pennsylvania is projected to stay roughly flat through 2021, near 0.01 (95% range 0.00–0.03). A 5-year backtest shows a typical error of ±20.9%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2021
0.01Projected 2021 index
0.00–0.0395% range
±20.9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2017 | 0.01 | 0.00 | 0.03 |
| 2018 | 0.01 | 0.00 | 0.03 |
| 2019 | 0.01 | 0.00 | 0.03 |
| 2020 | 0.01 | 0.00 | 0.03 |
| 2021 | 0.01 | 0.00 | 0.03 |
American Goshawk Survey Routes in Pennsylvania
| Greentown | 2 | 2003 | 1988 |
| Marsh Hill | 1 | 2008 | 1989 |
| Ellenton | 1 | 2011 | 2011 |
| Pocono Summit | 1 | 1998 | 1998 |
| Whig Hill | 1 | 1974 | 1974 |
| Rothrock Sf | 1 | 2001 | 2001 |
| Ansonia | 1 | 2002 | 2002 |
| Odin | 1 | 1992 | 1983 |
| Roulette | 1 | 2016 | 2008 |
| Rosecrans | 1 | 1991 | 1991 |
| Munson | 1 | 1981 | 1980 |
| Mawr Glen | 1 | 2013 | 1991 |
| Bald Eagle | 1 | 1980 | 1980 |
American Goshawk Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.