Species · BCR 12 · BBS 2025 Release · 1966–2024
Great Gray Owl In Boreal Hardwood Transition
Great Gray Owl in Boreal Hardwood Transition has declined: down 37% on the route-weighted index since 1986.
-37%Since 1986
12Routes In Region
13Years
Notable Signals
No notable trend signals for Great Gray Owl in Boreal Hardwood Transition. See the full index history below.
Routes In Boreal Hardwood Transition
| Cromwell | MINNESOTA | 1 | 1994 |
| Sawbill Lndg | MINNESOTA | 1 | 2013 |
| Floodwood | MINNESOTA | 1 | 1983 |
| Cohasset | MINNESOTA | 1 | 1989 |
| Little Fork | MINNESOTA | 1 | 2009 |
| Waskish | MINNESOTA | 1 | 1986 |
| Jordan | MINNESOTA | 1 | 2007 |
| Babbitt | MINNESOTA | 1 | 2013 |
| Bigfork | MINNESOTA | 1 | 2024 |
| Red Lake | MINNESOTA | 1 | 2008 |
| Nebish | MINNESOTA | 1 | 2016 |
| Bayfield | WISCONSIN | 1 | 2008 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.