Species · BCR 18 · BBS 2025 Release · 1966–2024
Gray Catbird In Shortgrass Prairie
Gray Catbird in Shortgrass Prairie has fallen sharply: down 68% on the route-weighted index since 1976.
-68%Since 1976
16Routes In Region
23Years
Notable Signals
long arc declinecomputed index
Gray Catbird has fallen sharply in Shortgrass Prairie: down 68% on the route-weighted index since 1976.
Forecast
If the recent trend holds, Gray Catbird in Shortgrass Prairie is projected to stay roughly flat through 2029, near 0.01 (95% range 0.00–0.04). A 5-year backtest shows a typical error of ±112.9%, with 60% of held-out values landing inside the 95% band.
n/aChange by 2029
0.01Projected 2029 index
0.00–0.0495% range
±112.9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.01 | 0.00 | 0.04 |
| 2026 | 0.01 | 0.00 | 0.04 |
| 2027 | 0.01 | 0.00 | 0.04 |
| 2028 | 0.01 | 0.00 | 0.04 |
| 2029 | 0.01 | 0.00 | 0.04 |
Routes In Shortgrass Prairie
| Pinneo | COLORADO | 1 | 1977 |
| Kiowa | COLORADO | 1 | 2002 |
| Mica Butte | COLORADO | 1 | 1980 |
| Adams Co. | COLORADO | 1 | 2021 |
| Cheyenne | COLORADO | 1 | 1997 |
| Last Chance 2 | COLORADO | 1 | 2017 |
| Limon | COLORADO | 1 | 2016 |
| Nunn | COLORADO | 1 | 2021 |
| Elbert | COLORADO | 1 | 2012 |
| Paxton | NEBRASKA | 1 | 2016 |
| Dalton | NEBRASKA | 1 | 1968 |
| Berea | NEBRASKA | 1 | 1982 |
| Crawford | NEBRASKA | 1 | 2024 |
| Pine Ridge | NEBRASKA | 1 | 2014 |
| Yoder | WYOMING | 1 | 2024 |
| Pine Bluff | WYOMING | 1 | 1999 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.