Species · BCR 12 · BBS 2025 Release · 1966–2024
Rock Pigeon In Boreal Hardwood Transition
Rock Pigeon in Boreal Hardwood Transition has surged: up 232% on the route-weighted index since 1968.
+232%Since 1968
91Routes In Region
58Years
Notable Signals
long arc increasecomputed index
Rock Pigeon has surged in Boreal Hardwood Transition: up 232% on the route-weighted index since 1968.
Forecast
If the recent trend holds, Rock Pigeon in Boreal Hardwood Transition is projected to rise about 163% by 2029 — from 1.3 in 2024 to a central estimate of 3.4 (95% range 1.5–5.4). A 5-year backtest shows a typical error of ±97%, with 60% of held-out values landing inside the 95% band.
+163%Change by 2029
3.4Projected 2029 index
1.5–5.495% range
±97%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 3.3 | 1.3 | 5.3 |
| 2026 | 3.3 | 1.4 | 5.3 |
| 2027 | 3.4 | 1.4 | 5.4 |
| 2028 | 3.4 | 1.4 | 5.4 |
| 2029 | 3.4 | 1.5 | 5.4 |
Routes In Boreal Hardwood Transition
| Lake City | MICHIGAN | 36 | 2022 |
| Nebish | MINNESOTA | 23 | 2019 |
| Herron | MICHIGAN | 17 | 2013 |
| Irma | WISCONSIN | 16 | 2023 |
| Brainerd | MINNESOTA | 13 | 2024 |
| Iron River | WISCONSIN | 13 | 2024 |
| Traverse Cty | MICHIGAN | 11 | 1992 |
| Herman | MICHIGAN | 9 | 2022 |
| Harrietta | MICHIGAN | 9 | 2019 |
| Exeland | WISCONSIN | 9 | 2023 |
| Cromwell | MINNESOTA | 8 | 2024 |
| Washington I | WISCONSIN | 8 | 2000 |
| Weirgor Springs | WISCONSIN | 8 | 2024 |
| Pickford | MICHIGAN | 7 | 2024 |
| Floodwood | MINNESOTA | 7 | 2024 |
| Wilson | MICHIGAN | 6 | 2009 |
| Backus | MINNESOTA | 6 | 2024 |
| Bayfield | WISCONSIN | 6 | 2024 |
| Cunard | MICHIGAN | 5 | 2021 |
| Tahquamenon | MICHIGAN | 5 | 1980 |
| Oberlin | MICHIGAN | 5 | 2011 |
| Island Lake | MINNESOTA | 5 | 2016 |
| Mahtowa | MINNESOTA | 5 | 2017 |
| Mcgregor | MINNESOTA | 5 | 2024 |
| Gilman | WISCONSIN | 5 | 2023 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.