Species · Oklahoma · BBS 2025 Release · 1966–2024
Little Blue Heron Population Trend in Oklahoma
Little Blue Heron in Oklahoma has collapsed: down 97% on the route-weighted index since 1969.
-97%Since 1969
56Routes In State
57Years
Notable Little Blue Heron Trends in Oklahoma
long arc declinecomputed index
Little Blue Heron has collapsed in Oklahoma: down 97% on the route-weighted index since 1969.
Little Blue Heron Population Forecast in Oklahoma
If the recent trend holds, Little Blue Heron in Oklahoma is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–3.2). A 5-year backtest shows a typical error of ±670.8%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2029
0.00Projected 2029 index
0.00–3.295% range
±670.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.00 | 0.00 | 3.2 |
| 2026 | 0.00 | 0.00 | 3.2 |
| 2027 | 0.00 | 0.00 | 3.2 |
| 2028 | 0.00 | 0.00 | 3.2 |
| 2029 | 0.00 | 0.00 | 3.2 |
Little Blue Heron Survey Routes in Oklahoma
| Cookietown | 7 | 2002 | 1968 |
| Welch | 6 | 2015 | 1967 |
| Loco | 5 | 1985 | 1974 |
| Peoria | 5 | 2007 | 1971 |
| Pocola | 5 | 2006 | 1992 |
| Canadian | 4 | 2003 | 1968 |
| Goodwater | 4 | 2021 | 1992 |
| Randlett | 3 | 1991 | 1980 |
| Eagle City | 3 | 2010 | 1990 |
| Skiatook | 3 | 2012 | 1982 |
| Blanco | 2 | 1994 | 1967 |
| Mcalester | 2 | 1990 | 1967 |
| Phillips | 2 | 1986 | 1968 |
| Choctaw | 2 | 2008 | 1970 |
| Noble | 2 | 2021 | 1972 |
| Barnsdall | 2 | 1977 | 1972 |
| Douglas | 2 | 1991 | 1968 |
| Chester | 2 | 1988 | 1988 |
| Tegarden | 2 | 1990 | 1975 |
| Rosston | 2 | 1996 | 1996 |
| Elgin | 2 | 2005 | 1994 |
| Keetonville | 2 | 2005 | 1992 |
| Hunter | 2 | 2006 | 1992 |
| Woodward | 2 | 2002 | 1992 |
| Duncan | 2 | 2016 | 1988 |
Little Blue Heron Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.