Species · Michigan · BBS 2025 Release · 1966–2024
Eastern Screech-Owl Population Trend in Michigan
Eastern Screech-Owl in Michigan has fallen sharply: down 67% on the route-weighted index since 1977.
Notable Eastern Screech-Owl Trends in MichiganNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →
long arc declinecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →
Eastern Screech-Owl has fallen sharply in Michigan: down 67% on the route-weighted index since 1977.
Eastern Screech-Owl Survey Routes in Michigan
| Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology → | |||
|---|---|---|---|
| Lawrence | 2 | 2000 | 2000 |
| Belding | 1 | 1985 | 1985 |
| S Lyons | 1 | 1966 | 1966 |
| Deckerville | 1 | 2010 | 2010 |
| Mottville | 1 | 1991 | 1973 |
| Hamburg 2 | 1 | 2015 | 2015 |
| Brush Creek | 1 | 1991 | 1991 |
| Allegan Wma | 1 | 2014 | 2014 |
| Barry S.G.A. | 1 | 2008 | 2008 |
| Scottville | 1 | 2022 | 2022 |
| Bravo | 1 | 2001 | 2001 |
| New Troy | 1 | 2001 | 2001 |
| Maple Rapids | 1 | 1991 | 1991 |
| Homer | 1 | 2017 | 2017 |
| Adrian | 1 | 1979 | 1979 |
| Fowlerville | 1 | 1983 | 1977 |
| Sand Lake | 1 | 2000 | 2000 |
Eastern Screech-Owl Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.