Species · BCR 12 · BBS 2025 Release · 1966–2024
Common Goldeneye In Boreal Hardwood Transition
Common Goldeneye in Boreal Hardwood Transition has surged: up 92% on the route-weighted index since 1979.
+92%Since 1979
18Routes In Region
30Years
Notable Signals
long arc increasecomputed index
Common Goldeneye has surged in Boreal Hardwood Transition: up 92% on the route-weighted index since 1979.
Forecast
If the recent trend holds, Common Goldeneye in Boreal Hardwood Transition is projected to stay roughly flat through 2027, near 0.05 (95% range 0.00–0.11). A 5-year backtest shows a typical error of ±92.5%, with 80% of held-out values landing inside the 95% band.
n/aChange by 2027
0.05Projected 2027 index
0.00–0.1195% range
±92.5%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2023 | 0.05 | 0.00 | 0.10 |
| 2024 | 0.05 | 0.00 | 0.10 |
| 2025 | 0.05 | 0.00 | 0.10 |
| 2026 | 0.05 | 0.00 | 0.11 |
| 2027 | 0.05 | 0.00 | 0.11 |
Routes In Boreal Hardwood Transition
| Wigwam Bay | MINNESOTA | 4 | 2018 |
| Tamarac Nwr | MINNESOTA | 4 | 1993 |
| Blackduck | MINNESOTA | 3 | 2019 |
| Glendale | MINNESOTA | 3 | 2013 |
| Pickford | MICHIGAN | 2 | 1979 |
| Cohasset | MINNESOTA | 2 | 2018 |
| Sawbill Camp | MINNESOTA | 2 | 2018 |
| Washington I | WISCONSIN | 2 | 1999 |
| Herman | MICHIGAN | 1 | 2022 |
| Hovland | MINNESOTA | 1 | 2022 |
| Sawbill Lndg | MINNESOTA | 1 | 1979 |
| Debs | MINNESOTA | 1 | 1990 |
| Crane Lake | MINNESOTA | 1 | 2022 |
| Lude | MINNESOTA | 1 | 2007 |
| Bigfork | MINNESOTA | 1 | 2003 |
| Bagley | MINNESOTA | 1 | 2004 |
| Nebish | MINNESOTA | 1 | 2013 |
| Couderay | WISCONSIN | 1 | 2018 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.