Species · BCR 23 · BBS 2025 Release · 1966–2024
Sharp-shinned Hawk In Prairie Hardwood Transition
Sharp-shinned Hawk in Prairie Hardwood Transition has held roughly steady: up 8% on the route-weighted index since 1974.
+8%Since 1974
62Routes In Region
37Years
Notable Signals
No notable trend signals for Sharp-shinned Hawk in Prairie Hardwood Transition. See the full index history below.
Forecast
If the recent trend holds, Sharp-shinned Hawk in Prairie Hardwood Transition is projected to stay roughly flat through 2020, near 0.03 (95% range 0.00–0.07). A 5-year backtest shows a typical error of ±218.4%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2020
0.03Projected 2020 index
0.00–0.0795% range
±218.4%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2016 | 0.03 | 0.00 | 0.07 |
| 2017 | 0.03 | 0.00 | 0.07 |
| 2018 | 0.03 | 0.00 | 0.07 |
| 2019 | 0.03 | 0.00 | 0.07 |
| 2020 | 0.03 | 0.00 | 0.07 |
Routes In Prairie Hardwood Transition
| Big Blue Lk | MICHIGAN | 2 | 2011 |
| St Stephen | MINNESOTA | 2 | 2001 |
| Gilmanton | WISCONSIN | 2 | 2007 |
| South Bend | INDIANA | 1 | 1980 |
| Middlebury | INDIANA | 1 | 2000 |
| Columbia Cty | INDIANA | 1 | 1997 |
| Ellis | INDIANA | 1 | 1992 |
| Laporte | INDIANA | 1 | 2004 |
| Lagrange | INDIANA | 1 | 2012 |
| Big Rapids | MICHIGAN | 1 | 1981 |
| Nashville | MICHIGAN | 1 | 1992 |
| Coopersville | MICHIGAN | 1 | 2000 |
| Belding | MICHIGAN | 1 | 2002 |
| Monterey | MICHIGAN | 1 | 1980 |
| Remus | MICHIGAN | 1 | 2000 |
| Mottville | MICHIGAN | 1 | 2010 |
| Ola | MICHIGAN | 1 | 1975 |
| Maple Rapids | MICHIGAN | 1 | 1995 |
| Juniata | MICHIGAN | 1 | 1999 |
| Deckerville | MICHIGAN | 1 | 2011 |
| Adair | MICHIGAN | 1 | 1981 |
| Hungerford | MICHIGAN | 1 | 2007 |
| Rochester | MICHIGAN | 1 | 1995 |
| Richmond | MICHIGAN | 1 | 2004 |
| Chippewa Lk. | MICHIGAN | 1 | 2008 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.