Species · Louisiana · BBS 2025 Release · 1966–2024
Eastern Screech-Owl Population Trend in Louisiana
Eastern Screech-Owl in Louisiana has fallen sharply: down 51% on the route-weighted index since 1972.
-51%Since 1972
18Routes In State
22Years
Notable Eastern Screech-Owl Trends in Louisiana
long arc declinecomputed index
Eastern Screech-Owl has fallen sharply in Louisiana: down 51% on the route-weighted index since 1972.
Eastern Screech-Owl Population Forecast in Louisiana
If the recent trend holds, Eastern Screech-Owl in Louisiana is projected to fall about 86% by 2017 — from 0.06 in 2012 to a central estimate of 0.01 (95% range 0.00–0.21). A 5-year backtest shows a typical error of ±45%, with 100% of held-out values landing inside the 95% band.
-86%Change by 2017
0.01Projected 2017 index
0.00–0.2195% range
±45%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2013 | 0.02 | 0.00 | 0.22 |
| 2014 | 0.02 | 0.00 | 0.22 |
| 2015 | 0.01 | 0.00 | 0.22 |
| 2016 | 0.01 | 0.00 | 0.21 |
| 2017 | 0.01 | 0.00 | 0.21 |
Eastern Screech-Owl Survey Routes in Louisiana
| Trout | 3 | 1988 | 1988 |
| Slidell | 2 | 1987 | 1984 |
| Ivan | 2 | 2012 | 2012 |
| Fishville | 2 | 1992 | 1972 |
| Cheniere | 2 | 1984 | 1984 |
| Greensburg | 1 | 2011 | 2011 |
| Freetown | 1 | 1996 | 1996 |
| Tensas Nwr | 1 | 1992 | 1992 |
| Atchafalaya | 1 | 1998 | 1998 |
| Bickham | 1 | 1990 | 1989 |
| Plettenberg | 1 | 1984 | 1984 |
| Goodwill | 1 | 2005 | 2005 |
| Pearl River | 1 | 1995 | 1994 |
| Derry | 1 | 1971 | 1968 |
| Derry 2 | 1 | 2002 | 2002 |
| Mer Rouge | 1 | 2001 | 2001 |
| Clay | 1 | 2011 | 1983 |
| Rayville 2 | 1 | 2012 | 2010 |
Eastern Screech-Owl Population Trend in Other States
alabamaarkansascoloradoconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckymainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiooklahomapennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.