Species · Connecticut · BBS 2025 Release · 1966–2024
Cerulean Warbler Population Trend in Connecticut
Cerulean Warbler in Connecticut has increased: up 43% on the route-weighted index since 1990.
+43%Since 1990
6Routes In State
15Years
Notable Cerulean Warbler Trends in Connecticut
No notable trend signals for Cerulean Warbler in Connecticut. See the full index history below.
Cerulean Warbler Survey Routes in Connecticut
| Sherman | 3 | 2018 | 2001 |
| Mystic | 1 | 1995 | 1989 |
| Uncasville | 1 | 1998 | 1998 |
| Woodstock | 1 | 1996 | 1989 |
| Willimantic | 1 | 1999 | 1979 |
| Mid Haddam | 1 | 2023 | 2023 |
Cerulean Warbler Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.