Species · BCR 4 · BBS 2025 Release · 1966–2024
Belted Kingfisher In BCR 4
Belted Kingfisher in BCR 4 has fallen sharply: down 66% on the route-weighted index since 1982.
-66%Since 1982
45Routes In Region
44Years
Notable Signals
long arc declinecomputed index
Belted Kingfisher has fallen sharply in BCR 4: down 66% on the route-weighted index since 1982.
Forecast
If the recent trend holds, Belted Kingfisher in BCR 4 is projected to stay roughly flat through 2029, near 0.20 (95% range 0.00–0.52). A 5-year backtest shows a typical error of ±20.8%, with 100% of held-out values landing inside the 95% band.
-9%Change by 2029
0.20Projected 2029 index
0.00–0.5295% range
±20.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.22 | 0.00 | 0.54 |
| 2026 | 0.22 | 0.00 | 0.54 |
| 2027 | 0.21 | 0.00 | 0.53 |
| 2028 | 0.21 | 0.00 | 0.53 |
| 2029 | 0.20 | 0.00 | 0.52 |
Routes In BCR 4
| Bear Creek | ALASKA | 3 | 1991 |
| Nicholai Sl | ALASKA | 3 | 2024 |
| Anchor River | ALASKA | 2 | 2023 |
| Burma Road | ALASKA | 2 | 2009 |
| Kanuti Lake | ALASKA | 2 | 2022 |
| Circle | ALASKA | 1 | 2018 |
| Chatanika R | ALASKA | 1 | 1995 |
| Birch Lake | ALASKA | 1 | 2024 |
| Slana | ALASKA | 1 | 2002 |
| Chistochina | ALASKA | 1 | 2023 |
| Northway | ALASKA | 1 | 2019 |
| Monahan | ALASKA | 1 | 1996 |
| Cantwell | ALASKA | 1 | 2005 |
| Goose Bay | ALASKA | 1 | 1976 |
| Skilak Lake | ALASKA | 1 | 1984 |
| Kalifonsky | ALASKA | 1 | 2018 |
| Matanuska | ALASKA | 1 | 1983 |
| Willow | ALASKA | 1 | 2024 |
| Kenny Lake | ALASKA | 1 | 2023 |
| Sourdough | ALASKA | 1 | 2022 |
| Tonsina | ALASKA | 1 | 2021 |
| Chicken | ALASKA | 1 | 2013 |
| Savage | ALASKA | 1 | 2009 |
| Hatcher Pass | ALASKA | 1 | 2016 |
| Chena Hot Spring 2 | ALASKA | 1 | 2019 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.