Species · Vermont · BBS 2025 Release · 1966–2024
Gray Catbird Population Trend in Vermont
Gray Catbird in Vermont has edged up: up 11% on the route-weighted index since 1968.
+11%Since 1968
26Routes In State
58Years
Notable Gray Catbird Trends in Vermont
No notable trend signals for Gray Catbird in Vermont. See the full index history below.
Gray Catbird Population Forecast in Vermont
If the recent trend holds, Gray Catbird in Vermont is projected to fall about 24% by 2029 — from 8.7 in 2024 to a central estimate of 6.6 (95% range 4.3–8.9). A 5-year backtest shows a typical error of ±25.6%, with 20% of held-out values landing inside the 95% band.
-24%Change by 2029
6.6Projected 2029 index
4.3–8.995% range
±25.6%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 6.7 | 4.4 | 9.0 |
| 2026 | 6.7 | 4.4 | 9.0 |
| 2027 | 6.7 | 4.3 | 9.0 |
| 2028 | 6.6 | 4.3 | 8.9 |
| 2029 | 6.6 | 4.3 | 8.9 |
Gray Catbird Survey Routes in Vermont
| Shaftsbury | 27 | 2024 | 1966 |
| North Pownal | 17 | 2024 | 1966 |
| W Rutland | 17 | 2024 | 1966 |
| Fletcher | 13 | 2024 | 1968 |
| Bristol | 13 | 2018 | 1995 |
| Northfld Fls | 11 | 2021 | 1980 |
| Middlesex | 11 | 2024 | 1968 |
| Marlboro | 10 | 2024 | 1966 |
| Gaysville | 10 | 2021 | 1966 |
| S Wallingfrd | 10 | 2022 | 1966 |
| Landgrove | 9 | 2024 | 1966 |
| Hinesburg | 8 | 1994 | 1966 |
| Post Mills | 7 | 2024 | 1966 |
| St Johnsbury | 7 | 2024 | 1970 |
| East Calais | 7 | 2024 | 1966 |
| Hardwick | 7 | 2024 | 1966 |
| Stratton | 6 | 2024 | 1966 |
| S Reading | 6 | 2024 | 1966 |
| East Haven | 6 | 2024 | 1966 |
| Waterville | 4 | 1980 | 1967 |
| Newbury 2 | 4 | 2022 | 2008 |
| Stowe | 4 | 2023 | 1988 |
| Colchester | 3 | 2024 | 1986 |
| Greensboro | 2 | 2024 | 1967 |
| Newbury | 1 | 2004 | 1986 |
Gray Catbird Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.