Species · Ohio · BBS 2025 Release · 1966–2024
Northern Bobwhite Population Trend in Ohio
Northern Bobwhite in Ohio has collapsed: down 99% on the route-weighted index since 1968.
-99%Since 1968
76Routes In State
58Years
Notable Northern Bobwhite Trends in Ohio
long arc declinecomputed index
Northern Bobwhite has collapsed in Ohio: down 99% on the route-weighted index since 1968.
Northern Bobwhite Population Forecast in Ohio
If the recent trend holds, Northern Bobwhite in Ohio is projected to fall about 100% by 2029 — from 0.50 in 2024 to a central estimate of 0.00 (95% range 0.00–14). A 5-year backtest shows a typical error of ±3736.7%, with 100% of held-out values landing inside the 95% band.
-100%Change by 2029
0.00Projected 2029 index
0.00–1495% range
±3736.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.00 | 0.00 | 14 |
| 2026 | 0.00 | 0.00 | 14 |
| 2027 | 0.00 | 0.00 | 14 |
| 2028 | 0.00 | 0.00 | 14 |
| 2029 | 0.00 | 0.00 | 14 |
Northern Bobwhite Survey Routes in Ohio
| Harveysburg | 31 | 1996 | 1966 |
| Darrtown | 13 | 2021 | 1966 |
| Wilmington | 13 | 1996 | 1966 |
| Tecumseh | 13 | 1982 | 1966 |
| Port William | 10 | 2024 | 1997 |
| Strongsville | 9 | 1976 | 1966 |
| Greasy Ridge | 7 | 1991 | 1966 |
| Napoleon | 6 | 2002 | 1966 |
| Coal Run | 6 | 1989 | 1966 |
| W Carrollton | 4 | 2013 | 1989 |
| Westerville | 4 | 1983 | 1966 |
| New Somerset | 4 | 1993 | 1966 |
| Dunlap | 4 | 1988 | 1966 |
| Wilgus | 4 | 2003 | 1992 |
| Wayland | 3 | 2001 | 1992 |
| Kalida | 3 | 2004 | 1966 |
| Troy | 3 | 1996 | 1966 |
| Kenton | 3 | 2013 | 1966 |
| Meadowbrook | 3 | 1997 | 1966 |
| Cuba | 3 | 2024 | 1992 |
| Xenia | 3 | 2018 | 1966 |
| Ash Ridge | 3 | 2021 | 1992 |
| Rome | 3 | 2024 | 1966 |
| Scioto Furn | 3 | 2006 | 1992 |
| Wayne N.F. | 2 | 2002 | 2002 |
Northern Bobwhite Population Trend in Other States
alabamaarkansascoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinaoklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.