Species · Tennessee · BBS 2025 Release · 1966–2024
Common Nighthawk Population Trend in Tennessee
Common Nighthawk in Tennessee has collapsed: down 88% on the route-weighted index since 1968.
-88%Since 1968
28Routes In State
53Years
Notable Common Nighthawk Trends in Tennessee
long arc declinecomputed index
Common Nighthawk has collapsed in Tennessee: down 88% on the route-weighted index since 1968.
Common Nighthawk Population Forecast in Tennessee
If the recent trend holds, Common Nighthawk in Tennessee is projected to stay roughly flat through 2028, near 0.00 (95% range 0.00–0.21). A 5-year backtest shows a typical error of ±221%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2028
0.00Projected 2028 index
0.00–0.2195% range
±221%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2024 | 0.00 | 0.00 | 0.21 |
| 2025 | 0.00 | 0.00 | 0.21 |
| 2026 | 0.00 | 0.00 | 0.21 |
| 2027 | 0.00 | 0.00 | 0.21 |
| 2028 | 0.00 | 0.00 | 0.21 |
Common Nighthawk Survey Routes in Tennessee
| Red Bank | 13 | 1978 | 1966 |
| Moscow | 2 | 2012 | 1966 |
| Big Sandy | 2 | 1981 | 1966 |
| Silerton | 2 | 1980 | 1968 |
| Belotes Bend | 2 | 1992 | 1966 |
| Bradyville | 2 | 2014 | 1966 |
| Lovell | 2 | 2002 | 2002 |
| Tiptonville | 1 | 2012 | 2006 |
| Brownsville | 1 | 2019 | 1966 |
| Tibbs | 1 | 2023 | 2006 |
| Whiteville | 1 | 1992 | 1992 |
| Mansfield | 1 | 1975 | 1975 |
| Sweetlips | 1 | 1977 | 1966 |
| Trenton | 1 | 2006 | 1969 |
| Humboldt | 1 | 2010 | 1966 |
| Pond Creek | 1 | 1985 | 1985 |
| Indian Mound | 1 | 1988 | 1982 |
| Collinwood | 1 | 1994 | 1994 |
| Wrigley | 1 | 1974 | 1974 |
| Lewis Forest | 1 | 1976 | 1967 |
| Petersburg | 1 | 2000 | 1984 |
| Peytonsville | 1 | 1986 | 1971 |
| Tullahoma | 1 | 2004 | 1967 |
| Silver Pt | 1 | 1983 | 1970 |
| Climer | 1 | 2004 | 1967 |
Common Nighthawk Population Trend in Other States
alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.